[en] an aerosol generating device includes an inhalation outlet; a chamber for holding a material, the material capable of generating a vapour when heated; a heater for heating material held in the chamber; an air inlet connected by an air inlet passage to the chamber; a vapour-cooling module providing a fluidic connection between the chamber and inhalation outlet, the module configured to cool a vapour passing there through. suction at the inhalation outlet causes air to enter the chamber via the air inlet, thereby transporting vapour generated in the chamber through the module to the inhalation outlet, such that the temperature of the vapour exiting the device through the inhalation outlet is substantially lower than the temperature of the vapour generated in the chamber. the device thereby provides a means whereby a vapour generated in the chamber is substantially cooled during transport from the chamber through the mouthpiece to the user. [en] 1. an aerosol generating device, comprising: an inhalation outlet;a chamber for holding a material, the material capable of generating a vapour when heated;a heater for heating material held in the chamber;a vapour-cooling module providing a fluidic connection between the chamber and inhalation outlet, the module configured to cool a vapour passing therethrough;wherein, in use, suction at the inhalation outlet whilst heating the material in the chamber, causes vapour generated in the chamber to pass through the vapour-cooling module to the inhalation outlet, such that the temperature of the vapour exiting the device through the inhalation outlet is substantially lower than the temperature of the vapour generated in the chamber.
2. the device of claim 1 wherein the vapour-cooling module comprises an extended vapour-cooling passageway providing the fluidic connection between the chamber and the inhalation outlet, the vapour-cooling passageway having a length sufficient such that, in use, the temperature of the vapour is substantially reduced during transport of the vapour through the vapour-cooling passageway.
3. the device of claim 2 wherein a volume of the vapour-cooling passageway is 600 mm3 or greater.
4. the device of claim 2 further comprising: an air inlet connected by an air inlet passage to the chamber.
5. the device of claim 4 wherein the vapour-cooling passageway between the chamber and inhalation outlet is substantially longer than the air inlet passage.
6. the device of claim 2 wherein the extended vapour-cooling passageway is a substantially linearly extended passageway running through the vapour-cooling module.
7. the device of claim 2 wherein a portion of the vapour-cooling passageway follows a curved path.
8. the device of claim 7 wherein at least a portion of the extended vapour-cooling passageway follows a substantially helical path.
9. the device of claim 7 wherein the curved path is substantially confined to a cross sectional plane of the device.
10. the device of claim 9 wherein the device further comprises an elongate body and the curved path is substantially confined to a plane normal to an elongate axis of the device.
11. the device of claim 10 wherein the vapour-cooling passageway has multiple curved portions each substantially confined to a neighbouring parallel plane.
12. the device of claim 9 wherein the curved path is coiled within the cross sectional plane such that it substantially fills a cross sectional area of the device.
13. the device of claim 7, wherein one or more curved portions of the vapour-cooling passageway form a removable component of the vapour-cooling module.
14. the device of claim 2 wherein a cross-sectional area of the vapour-cooling passageway varies along its length.
15. the device of claim 4 wherein the size of one or both of the air inlet and the inhalation outlet is adjustable.
16. the device of claim 4 wherein the size of the inhalation outlet is always greater than the size of the air inlet or vice versa.
17. the device of claim 1 wherein the heater is configured to heat but not burn the material held in the chamber.
18. the device of claim 1 wherein the chamber is configured to receive a cartridge containing the material and the heater is configured to heat the material within the cartridge.
19. the device of claim 1 wherein the vapour-cooling module is positioned at one end of the device and the inhalation outlet is positioned on the vapour cooling module such that the vapour-cooling module acts as a mouthpiece.
20. the device of claim 2 wherein the vapour cooling module forms a detachable component such that the vapour-cooling module may be removed to expose the chamber.
21. the device of claim 20 wherein a chamber-interfacing end of the detachable vapour cooling module comprises a protrusion within which lies a chamber-interfacing end of the vapour-cooling passageway, such that, when the vapour cooling module is attached to the device, the protrusion provides the fluidic connection with the chamber.
22. the device of claim 21 further comprising an air inlet connected by an air inlet passage to the chamber, wherein the air inlet is provided in the vapour cooling module and the air inlet passage also runs through the protrusion, alongside but separated from the vapour-cooling passageway.
23. the device of claim 21 wherein a chamber interfacing end of the protrusion is pointed such that it may pierce a cartridge held in the chamber upon connection of the vapour-cooling module to the device.
24. an aerosol generating device, comprising: an inhalation outlet;a chamber for holding a material, the material capable of generating a vapour when heated;a heater for heating material held in the chamber;an extended vapour-cooling passageway providing a fluidic connection between the chamber and the inhalation outlet, the vapour-cooling passageway of sufficient length such as to substantially reduce the temperature of the generated vapour during passage there through; whereinat least a portion of the vapour-cooling passageway forms a removable component of the device.
25. the device of claim 24 wherein a portion of the vapour-cooling passageway follows a curved path, the curved path portion of the vapour-cooling passageway forming the removable component of the device.
26. the device of claim 25 wherein the curved portion of the vapour-cooling passageway follows a substantially helical path.
27. the device of claim 26 wherein the curved path is substantially confined to a cross sectional plane of the device.
28. the device of claim 27 wherein the device further comprises an elongate body and the curved path is substantially confined to a plane normal to an elongate axis of the device.
29. the device of claim 27 wherein the curved path is coiled within the cross sectional plane such that it substantially fills a cross sectional area of the device.
30. the device of claim 29 wherein the curved portion of the vapour-cooling passageway is formed of multiple consecutive coiled sections each substantially confined to a neighbouring parallel plane.
31. (canceled)
32. a kit comprising: the device of claim 1 and a cartridge containing a material capable of generating a vapour when heated.


[en] an aerosol generation device (1) comprises:- a reservoir (5) storing an aerosol-forming liquid,- a heater (18) arranged, when supplied with electrical power, for heating this aerosol-forming liquid to induce generation of an aerosol that can be inhaled by a user during a puff, and- an electrical and control device comprising a controller arranged for controlling electrical power supply to this heater (18) and, after each puff, for estimating a first quantity of aerosol-forming liquid consumed from at least an electrical power supplied to the heater (18), a puff duration and a flow rate of the generated aerosol, and a second quantity remaining in the reservoir (5) by subtracting the estimated first quantity from the last second quantity remaining before the puff, and for triggering an alert for the user when this estimated second quantity is smaller than a chosen threshold. [en] 1. aerosol generation device (1) comprising i) a reservoir (5) storing an aerosol-forming liquid, ii) a heater (18) arranged, when supplied with electrical power, for heating said aerosol-forming liquid to induce generation of an aerosol that can be inhaled by a user during a puff, and iii) an electrical and control device (3) comprising a controller (27) arranged for controlling electrical power supply to said heater (18) and, after each puff, for estimating a first quantity of aerosol-forming liquid consumed, and a second quantity remaining in said reservoir (5) by subtracting said estimated first quantity from a last second quantity remaining before said puff, wherein said controller (27) is arranged after each puff for estimating said first quantity from at least an electrical power supplied to said heater (18), a puff duration and a flow rate of said generated aerosol, and for triggering an alert for said user when said estimated second quantity is smaller than a chosen threshold.
2. aerosol generation device according to claim 1, wherein said electrical and control device (3) comprises an electrical circuit (36) arranged for estimating the electrical power supplied to said heater (18) during each puff.
3. aerosol generation device according to claim 1 or 2, wherein said electrical and control device (3) comprises a puff sensor (37) arranged for detecting when said user inhales during a puff, and for informing said controller (27) each time such a detection starts and ends, and wherein said controller (27) is arranged for determining said puff duration from a time interval between a puff start detection and a puff end detection.
4. aerosol generation device according to any one of claims 1 to 3, wherein it comprises i) an aerosol path (9) through which said generated aerosol flows when said user sucks in via an aerosol outlet (16), and ii) a pressure sensor (38) set in said aerosol path (9) and arranged for estimating a pressure drop during a puff and for providing said estimated pressure drop to said controller (27), and wherein said controller (27) is arranged for estimating said generated aerosol flow rate from said estimated pressure drop.
5. aerosol generation device according to any one of claims 1 to 4, wherein said controller (27) is arranged for estimating said first quantity from a result of said estimated electrical power supplied to said heater (18) multiplied by said estimated puff duration multiplied by said estimated generated aerosol flow rate.
6. aerosol generation device according to any one of claims 1 to 5, wherein said controller (27) is arranged after each puff for estimating said first quantity from also an ambient temperature and/or a puff start temperature and/or an orientation of said aerosol generation device (1) during said puff and/or a ratio of quantities of two different constituents of said aerosol-forming liquid.
7. aerosol generation device according to any one of claims 1 to 6, wherein said controller (27) is arranged, when it is informed of a predetermined quantity of aerosol-forming liquid stored in said reservoir (5) when it is full, for estimating said second quantity remaining in said reservoir (5) after a puff by subtracting a sum of every first quantity estimated since a first puff with the full reservoir (5) from said predetermined quantity.
8. aerosol generation device according to any one of claims 1 to 7, wherein it comprises a cartomizer (2) comprising a body (4) mechanically and electrically coupled to said electrical and control device (3) and comprising said reservoir (5), said heater (18), an aerosol chamber (7) in which said aerosol is generated, at least one air inlet (11) set upstream of said aerosol chamber (7) and in fluid communication therewith, and an aerosol outlet (16) set downstream of said aerosol chamber (7) and in fluid communication therewith and through which said user inhales.
9. aerosol generation device according to any one of claims 1 to 8, wherein said electrical and control device (3) comprises a user interface (28) arranged for providing said triggered alert to said user.
10. aerosol generation device according to claim 9, wherein said user interface (28) comprises a buzzer arranged for emitting a predefined sound message representative of said triggered alert.
11. aerosol generation device according to claim 9, wherein said user interface (28) comprises a display screen arranged for displaying a predefined message representative of said triggered alert.
12. aerosol generation device according to claim 9, wherein said user interface (28) comprises a haptic feedback arranged for vibrating a chosen part of said aerosol generation device (1) to alert the user.
13. aerosol generation device according to any one of claims 1 to 12, wherein said electrical and control device (3) comprises a power source (23) storing electrical energy and to which said controller (27) is electrically coupled.
14. aerosol generation device according to claim 13, wherein said power source (23) is a rechargeable battery.
15. aerosol generation device according to any one of claims 1 to 14, wherein it constitutes an electronic cigarette.


[en] a capsule for an electronic cigarette is provided. in an embodiment, the capsule has a first end configured to engage with an electronic cigarette device and a second end arranged as a mouthpiece portion having a vapour outlet, the capsule further comprises: a liquid store configured to contain a liquid to be vaporized; a vaporizing housing arranged to house a heating element and a fluid transfer element, where the fluid transfer element is arranged to deliver liquid from the liquid store to the heating element, the heating element being configured to vaporize the received liquid and generate a vapor; a main vapor flow channel extending between the vaporizing housing and the mouthpiece to allow the generated vapor to flow from the vaporizing housing to the mouthpiece; a first seal comprising a first pair of shoulder portions; and a second seal comprising a second pair of shoulder portions; where the first and second pair of shoulder portions are configured to cooperate with each other such that the fluid transfer element is held between the first and second pair of shoulder portions; and where the fluid transfer element is arranged to be compressed between the first and second pair of shoulder portions. [en]     claims   1. a capsule for an electronic cigarette, the capsule having a first end configured to engage with an electronic cigarette device and a second end arranged as a mouthpiece portion having a vapour outlet, the capsule further comprising: a liquid store configured to contain a liquid to be vaporized; a vaporizing housing arranged to house a heating element and a fluid transfer element, wherein the fluid transfer element is arranged to deliver liquid from the liquid store to the heating element, the heating element being configured to vaporize the received liquid and generate a vapor; a main vapor flow channel extending between the vaporizing housing and the mouthpiece to allow the generated vapor to flow from the vaporizing housing to the mouthpiece; a first seal comprising a first pair of shoulder portions; and a second seal comprising a second pair of shoulder portions; wherein the first and second pair of shoulder portions are configured to cooperate with each other such that the fluid transfer element is held between the first and second pair of shoulder portions; and wherein the fluid transfer element is arranged to be compressed between the first and second pair of shoulder portions.
2. the capsule according to claim 1 wherein the first and second pair of shoulder portions are each radially extending shoulder portions such that each pair of shoulder portions extends in a direction substantially perpendicular to a longitudinal axis of the capsule.
3. the capsule according to claim 1 or claim 2 wherein each shoulder portion comprises a substantially curved surface.
4. the capsule according to claim 3 wherein the curved surface on each of the shoulder portions is a concave surface.
5. the capsule according to either claim 3 or claim 4 wherein each curved surface has a curvature which substantially corresponds to a curvature of an external surface of the fluid transfer element.
6. the capsule according to any of the preceding claims wherein the fluid transfer element is arranged to be compressed in a radial direction of the fluid transfer element between the first and second seals.
7. the capsule according to any preceding claim further comprising a first holder arranged to retain the vaporizer housing.
8. the capsule according to claim 7 further comprising a second holder configured to receive the first holder.
9. the capsule according to claim 8 wherein an interface is formed between the first and second holders.
10. the capsule according to claim 9 wherein the heating element comprises first and second lead wires, and wherein the first and second lead wires are located at the interface between the first and second holders.
11. the capsule according to claim 10 wherein the first and second lead wires of the heating element are compressed between the first and second holders at the interface.
12. the capsule according to any of claims 8 to 11 wherein the second holder comprises an airflow passageway arranged to allow intake air to flow into the vaporizing housing.
13. the capsule according to claim 12 wherein the airflow passageway forms part of the main vapor channel.
14. the capsule according to claim 12 or claim 13 wherein the air flow passageway has a length which is greater than a thickness of the first holder such that the airflow passageway extends in a vertical direction further into the vaporizing housing than the first holder, when the capsule is held in a vertical position.
15. the capsule according to any of claims 1 to 14, wherein it comprises an airflow passageway extending into the vaporizer housing and is formed as a chimney or tubular extension protruding in the vaporizing housing.
16. the capsule according to any of claims 1 to 14, wherein it comprises a pair of electrodes, wherein the electrodes are at least partially embedded within the structure of the holder, and wherein the electrodes are arranged to provide an electrical connection between the first end of the capsule and an electronic cigarette device.
17. the capsule according to any preceding claims wherein the first and second seals are made of a resilient or compressible material.
18. an electronic cigarette comprising a main body and a capsule wherein the main body comprises a power supply unit, electrical circuitry, and a capsule seating configured to connect with the capsule, the capsule comprising: a liquid store configured to contain a liquid to be vaporized; a vaporizing housing arranged to house a heating element and a fluid transfer element, wherein the fluid transfer element is arranged to deliver liquid from the liquid store to the heating element, the heating element being configured to vaporize the received liquid and generate a vapor; a main vapor flow channel extending between the vaporizing housing and the mouthpiece to allow the generated vapor to flow from the vaporizing housing to the mouthpiece; a first seal comprising a first pair of shoulder portions; and a second seal comprising a second pair of shoulder portions; wherein the first and second pair of shoulder portions are configured to cooperate with each other such that the fluid transfer element is located between the first and second pair of shoulder portions; and wherein the fluid transfer element is arranged to be compressed between the first and second pair of shoulder portions.


[en] the present invention concerns an aerosol generating device configured to operate with a removable cartridge and comprising a cavity configured to receive the removable cartridge, a battery (35), a heater circuit (42), a control module (32) configured to be powered by the battery (35) and to control the powering of the heater circuit (42) to heat a vaporizable material, and a power circuit (41) connecting the battery (35) to the control module (32). the power circuit (41) comprises a switch portion (47) configured to disconnect the control module (32) from the battery (35) when the removable cartridge (14) is not received in the cavity (23), and connect the control module (32) to the battery (35) when the removable cartridge (14) is received at least partially in the cavity (23). [en]       claims   1. an aerosol generating device (12) configured to operate with a removable cartridge (14) comprising a vaporizable material, the aerosol generating device (12) comprising:   - a cavity (23) configured to receive the removable cartridge (14);   - a battery (35);   - a heater circuit (42);   - a control module (32) configured to be powered by the battery (35) and to control the powering of the heater circuit (42) to heat the vaporizable material;   - a power circuit (41) connecting the battery (35) to the control module (32); the aerosol generating device (12) being characterized in that the power circuit (41) comprises a switch portion (47) configured to:   - disconnect the control module (32) from the battery (35) when the removable cartridge (14) is not received in the cavity (23);   - connect the control module (32) to the battery (35) when the removable cartridge (14) is received at least partially in the cavity (23).
2. the aerosol generating device (12) according to claim 1, wherein the switch portion (47) comprises a pair of device power contacts (49a, 49b) configured to be short circuited by a by-pass conductor (57) comprised in the removable cartridge (14).
3. the aerosol generating device (12) according to claim 2, wherein the pair of device power contacts (49a, 49b) is designed to be in contact with a pair of cartridge power contacts (69a, 69b) of the removable cartridge (14) connected to opposite ends of the by pass conductor (57).
4. the aerosol generating device (12) according to claim 2 or 3, wherein the pair of device power contacts (49a, 49b) protrudes from a wall (25) of the cavity (23) configured to be in contact with a contact surface (55) of the removable cartridge (14).
5. the aerosol generating device (12) according to any one of the preceding claims, further comprising a pair of device heater contacts (45a, 45b) connected to the control module (32) via the heater circuit (42) and configured to power a heating element (64) comprised in the removable cartridge (14).
6. the aerosol generating device (12) according to claim 5 taken in combination with claim 2, wherein the pair of device heater contacts (45a, 45b) is different from the pair of device power contacts (49a, 49b).
7. the aerosol generating device (12) according to claims 6 and 4, wherein the pair of device heater contacts (45a, 45b) protrudes from said wall (25) of the cavity (23).
8. a removable cartridge (14) configured to operate with an aerosol generating device (12) according to any one of the preceding claims and comprising connection means configured to cause the switch portion (47) of the power circuit (41) of the aerosol generating device (12) to connect the control module (32) to the battery (35) when the removable cartridge (14) is received at least partially in the cavity (23).
9. the removable cartridge (14) according to claim 8, wherein the connection means comprise a by-pass conductor (57) extending between a pair of cartridge power contacts (69a, 69 b).
10. the removable cartridge (14) according to claim 9, wherein the pair of cartridge power contacts (69a, 69b) protrudes from a contact surface (55) of the cartridge (14).
11. the removable cartridge (14) according to any one of claims 8 to 10, further comprising a heating element (64) and a pair of cartridge heater contacts (65a, 65b) configured to connect the heating element (64) to the heater circuit (42) of the aerosol generating device (12).
12. the removable cartridge (14) according to claim 11 taken in combination with claim 9, wherein the pair of cartridge heater contacts (65a, 65b) is different from the pair of cartridge power contacts (69a, 69b).
13. the removable cartridge (14) according to claim 12 and 10, wherein the pair of cartridge heater contacts (65a, 65b) protrudes from the contact surface (55) of the cartridge (14).
14. an aerosol generating set (10), comprising:   - an aerosol generating device (12) according to any one of claims 1 to 7;   - a removable cartridge (14) according to any one of claims 8 to 13.


[en] an aerosol generation device (1) comprises a body (16) comprising a casing (7) with an opening (9) and an occluding element (5) moveable between a closed position occluding this casing opening (9) and an open position authorizing access to the casing (7). the body (16) further comprises a vibration generator (18) arranged for generating an initial vibration when a user holds the body (16) with a chosen grip pose, this initial vibration having an initial spectrum chosen for allowing it to propagate through the body (16), at least up to an area comprising the occluding element (5), and to be modified by the user's hand in the grip pose in a modified vibration with a modified spectrum, and a vibration- sensitive actuator (19) arranged for causing the occluding element (5) to move to its open position when it is subject to the modified vibration. [en]       claims   1. aerosol generation device (1) comprising a body (16) comprising a casing (7) with an opening (9) and an occluding element (5) moveable between a closed position occluding said casing opening (9) and an open position authorizing access to the casing (7), wherein said body (16) further comprises i) a vibration generator (18) arranged for generating an initial vibration when a user holds said body (16) with a chosen grip pose, said initial vibration having an initial spectrum chosen for allowing it to propagate through said body (16), at least up to an area comprising said occluding element (5), and to be modified by said user’s hand in said grip pose in a modified vibration with a modified spectrum, and ii) a vibration-sensitive actuator (19) arranged for causing said occluding element (5) to move to said open position when it is subject to said modified vibration.
2. aerosol generation device according to claim 1, wherein said vibration-sensitive actuator (19) is arranged for causing said occluding element (5) to move from said open position to said closed position when it is subject to said initial vibration.
3. aerosol generation device according to claim 1 or 2, wherein said vibration-sensitive actuator (19) comprises at least one strip (22) set in front of a face of said occluding element (5) when it is in its closed position and comprising a plurality of small hairs acting cooperatively to translate said occluding element (5) from its closed position to its open position when they are subject to said modified vibration.
4. aerosol generation device according to claim 3, wherein said vibration-sensitive actuator (19) comprises first and second strips (22) set respectively in front of first and second opposite faces of said occluding element (5) when it is in its closed position and comprising a plurality of small hairs acting cooperatively to translate said occluding element (5) from its closed position to its open position when they are subject to said modified vibration.
5. aerosol generation device according to claim 3 or 4, wherein said modified spectrum is chosen in order to comprise at least one resonant frequency of said small hairs or a continuous set of broadband frequencies, and/or depending on at least one property of a material of said small hairs, and/or depending on a geometry of said small hairs.
6. aerosol generation device according to claim 1 or 2, wherein said vibration-sensitive actuator (19) comprises a mechanism transforming said modified vibration into a directional movement of said occluding element (5).
7. aerosol generation device according to any one of the preceding claims, wherein said initial spectrum comprises frequencies comprised between 100 hz and 100 khz.
8. aerosol generation device according to any one of the preceding claims, wherein at least a part of said body (16) has at least one vibrational property that is modified by said user’s hand in said grip pose, this modification inducing said modification of said initial vibration into said modified vibration.
9. aerosol generation device according to claim 8, wherein said vibrational property modification is induced by a deformation of a part of said body (16) when said user’s hand in said grip pose exerts a pressure on said body part.
10. aerosol generation device according to claim 8, wherein said vibrational property modification is induced by an impedance imparted by said user’s hand in said grip pose on a part of said body (16).
11. aerosol generation device according to any one of the preceding claims, wherein said casing 7 is configured for receiving a consumable   (2) comprising at least an aerosol-forming substance (8), and wherein the aerosol generation device (1) comprises an aerosol generation unit   (3) comprising said casing (7) and arranged for transforming said aerosol-forming substance (8) into an aerosol that may be inhaled by said user.
12. aerosol generation device according to claim 11, wherein the aerosol generation device (1) comprises a rechargeable battery (15) storing electrical energy that is used by said aerosol generation unit (3) for transforming said aerosol-forming substance (8) into said aerosol.
13. aerosol generation device according to claim 11 or 12, wherein said aerosol-forming substance comprises a tobacco material or at least one polyol.
14. aerosol generation device according to any one of claims 11 to 13, wherein it constitutes an electronic cigarette.


[en] the present disclosure relates to an aerosol-generating vaping device (100, 200) comprising: a body (101) having an airflow path defined between an air inlet (102) and an air outlet (103) of the body, wherein the air outlet allows generated aerosol to exit; a sensor (204) disposed on the body of the vaping device, wherein the sensor is configured to measure a heart rate of a user of the vaping device; and a controller (206) configured to control the release of aerosol based on the measured heart rate, and to determine a baseline heart rate for the user using the measured heart rate from the sensor over a predetermined period of time, wherein an amount of substance in the aerosol is increased when the measured heart rate is lower than the baseline herat rate or decreased when the measured heart rate is higher than the baseline heart rate. [en]       claims:   1. an aerosol-generating vaping device comprising: a body having an airflow path defined between an air inlet and an air outlet of the body, wherein the air outlet allows generated aerosol to exit; a sensor disposed on the body of the vaping device, wherein the sensor is configured to measure a heart rate of a user of the vaping device; and a controller configured to control the release of aerosol based on the measured heart rate, and to determine a baseline heart rate for the user using the measured heart rate from the sensor over a predetermined period of time, wherein an amount of substance in the aerosol is increased when the measured heart rate is lower than the baseline heart rate or decreased when the measured heart rate is higher than the baseline heart rate.
2. the aerosol-generating vaping device of claim 1, wherein the controller is further configured to inhibit the release of aerosol when the measured heart rate is over a predefined threshold greater than the baseline heart rate.
3. the aerosol-generating vaping device of claim 1 or 2, wherein the sensor is an optical sensor that uses light to penetrate the user’s skin to measure the heart rate.
4. the aerosol-generating vaping device of claim 3, wherein the sensor is integrated in an activation switch of the vaping device such that the user’s skin comes in contact with the sensor when the user interacts with the activation switch to activate the vaping device.
5. the aerosol-generating vaping device of claim 4, wherein, on activating the vaping device, the sensor is configured to measure the heart rate of the user before starting generation of aerosol for a vaping session, and the controller is further configured to control the release of aerosol during the vaping session based on the heart rate measured before the vaping session.
6. the aerosol-generating vaping device of any preceding claim, wherein the sensor is disposed at a side surface of the vaping device such that the user’s skin comes in contact with the sensor when the user holds the vaping device during use.
7. the aerosol-generating vaping device of any preceding claim, wherein the vaping device further comprises an accelerometer to detect movements of the user when using the vaping device so as to determine the impact of the movements on the measured heart rate.
8. the aerosol-generating vaping device of claim 7, wherein the controller is configured to modify the heart rate measured by the sensor based on the movements detected by the accelerometer.
9. a method of operating an aerosol-generating vaping device comprising: activating the vaping device to release aerosol from the vaping device; measuring a heart rate of a user with a sensor disposed on the body of the vaping device; controlling the release of aerosol based on the measured heart rate; and determining a baseline heart rate for the user using the measured heart rate from the sensor over a predetermined period of time, wherein an amount of substance in the aerosol is increased when the measured heart rate is lower than the baseline heart rate or decreased when the measured heart rate is higher than the baseline heart rate.
10. the method of claim 9 further comprising detecting movements of the user when using the vaping device for determining the impact of the movements on the measured heart rate.
11. the method of claim 10 further comprising modifying the heart rate measured by the sensor based on the detected movements.
12. the method of any of any preceding claim further comprising inhibiting the release of aerosol when the measured heart rate is over a predefined threshold, greater than the baseline heart rate.
13. the method of any of claims 9 to 12 further comprising increasing or decreasing an amount of substance in the aerosol based on the number of puffs taken by the user in a predetermined period of time.


[en] an aerosol generation device includes an internal clock, a communication interface, and a controller. the controller is configured to record one or more events and apply one or more internal timestamps respectively to the one or more events, the one or more initial timestamps relative to an initial internal time point; receive, by the communication interface, a present external time point; update the internal clock from a present internal time point, relative to the initial internal time point, to the present external time point; and adjust the one or more internal timestamps respectively to one or more external timestamps based upon the difference between the present internal time point and the present external time point. [en] 1. an aerosol generation device comprising: an internal clock;a communication interface; anda controller configured to: record one or more events and apply one or more internal timestamps respectively to the one or more events, the one or more initial timestamps relative to an initial internal time point;receive, by the communication interface, a present external time point;determine an activation time point, wherein the activation time point is determined as a difference between the present external time point and a present internal time point;update the internal clock from the present internal time point, relative to the initial internal time point, to the present external time point; andadjust the one or more internal timestamps respectively to one or more external timestamps based upon the difference between the present internal time point and the present external time point;wherein the controller is configured to adjust a first internal timestamp of the one or more internal timestamps respectively to a first external timestamp of the one or more external timestamps by:determining a difference between the first internal timestamp and the initial internal time point; andadding the difference between the first internal time-stamp and the initial internal time point to the activation time point.
2. the aerosol generation device of claim 1, wherein the controller is further configured to start the internal clock from the initial internal time point in response to determining that the aerosol generation device has exited a low power state.
3. the aerosol generation device of claim 1, wherein the controller is configured to receive the present external time point, by the communication interface, from an application executed on an electronic device in communication with the aerosol generation device.
4. the aerosol generation device of claim 3, wherein the controller is configured to update the internal clock to the present external time point when the aerosol generation device first connects to the electronic device.
5. the aerosol generation device of claim 3, wherein the present external time point comprises a present clock time of the electronic device.
6. the aerosol generation device of claim 3, wherein the communication interface is a bluetooth interface, and the controller is configured to receive the present external time point by a bluetooth connection to the electronic device using the bluetooth interface.
7. the aerosol generation device of claim 1, wherein the controller is configured to update the internal clock by writing the present external time point to the internal clock of the aerosol generation device.
8. the aerosol generation device of claim 2, wherein the low power state is a power state in which a portion of operating circuitry used by the aerosol generation device in a fully operational state is disabled.
9. the aerosol generation device of claim 2, wherein the internal clock of the aerosol generation device is disabled prior to exiting the low power state.
10. the aerosol generation device of claim 2, wherein the low power state is configured for shipping and/or storage of the aerosol generation device.
11. the aerosol generation device of claim 1, wherein the initial internal time point, the present internal time point and the one or more internal timestamps are epoch times relative to a reference point internal to the aerosol generation device, and the present external time point and the one or more external timestamps are epoch times relative to a reference point external to the aerosol generation device.
12. the aerosol generation device of claim 1, wherein the one or more events comprise data relating to an inhalation on the aerosol generation device.
13. an aerosol generation device internal clock adjustment method, the method comprising: recording one or more events and applying one or more internal timestamps respectively to the one or more events, the one or more initial timestamps relative to an initial internal time point;receiving a present external time point;determining an activation time point, wherein the activation time point is determined as a difference between the present external time point and a present internal time point;updating an internal clock of an aerosol generation device from the present internal time point, relative to the initial internal time point, to the present external time point; andadjusting the one or more internal timestamps respectively to one or more external timestamps based upon the difference between the present internal time point and the present external time point;wherein adjusting a first internal timestamp of the one or more internal timestamps respectively to a first external timestamp of the one or more external timestamps comprises:determining a difference between the first internal timestamp and the initial internal time point; andadding the difference between the first internal time-stamp and the initial internal time point to the activation time point.
14. a non-transitory computer-readable medium storing instructions that, when executed by one or more processors, cause the one or more processors to carry out the steps of: recording one or more events and applying one or more internal timestamps respectively to the one or more events, the one or more initial timestamps relative to an initial internal time point;receiving a present external time point;determining an activation time point, wherein the activation time point is determined as a difference between the present external time point and a present internal time point;updating an internal clock of an aerosol generation device from the present internal time point, relative to the initial internal time point, to the present external time point; andadjusting the one or more internal timestamps respectively to one or more external timestamps based upon the difference between the present internal time point and the present external time point;wherein adjusting a first internal timestamp of the one or more internal timestamps respectively to a first external timestamp of the one or more external timestamps comprises:determining a difference between the first internal timestamp and the initial internal time point; andadding the difference between the first internal time-stamp and the initial internal time point to the activation time point.


[en] a consumable for an aerosol generating device, comprising: a heating element comprising a base portion and a plurality of elongate portions extending from the base portion; and a columnar portion of aerosol generation substrate, the columnar portion being formed from a strip of aerosol generation substrate, wherein an axial portion of the strip extends through a gap between a pair of the elongate portions of the heating element, and the strip is wound around the heating element. [en] 1. a consumable for an aerosol generating device, comprising: a heating element comprising a base portion and a plurality of elongate portions extending from the base portion; anda columnar portion of aerosol generation substrate, the columnar portion being formed from a strip of aerosol generation substrate, wherein an axial portion of the strip extends through a gap between a pair of the elongate portions of the heating element, and the strip is wound around the heating element.
2. the consumable according to claim 1, wherein the axial portion is an end of the strip.
3. the consumable according to claim 1, wherein the pair of the elongate portions of the heating element are arranged to hold the axial portion by applying pressure to the axial portion.
4. the consumable according to claim 1, wherein the heating element is an inductive heating element.
5. the consumable according to claim 1, wherein the plurality of elongate portions extend from the base portion by more than half of a length of the columnar portion.
6. the consumable according to claim 1, wherein the aerosol generation substrate comprises reconstituted tobacco.
7. the consumable according to claim 1, further comprising packaging enclosing the heating element and the columnar portion of aerosol generation substrate.
8. a method for manufacturing a consumable for an aerosol generating device, the method comprising: holding a heating element in a clamp;arranging an axial portion of a strip of aerosol generation substrate between a pair of elongate portions of the heating element;rotating the heating element and/or the strip of aerosol generation substrate around the axial portion, to wind the strip of aerosol generation substrate around the heating element and to form a columnar portion; andreleasing the consumable, comprising the heating element and the columnar portion, from the clamp.
9. the method according to claim 8, further comprising holding the axial portion in the clamp.
10. the method according to claim 9, wherein the clamp is configured to hold the axial portion by applying pressure to the pair of elongate portions of the heating element.
11. the method according to claim 8, wherein the clamp is a chuck and wherein rotating the heating element around the axial portion comprises rotating the chuck.
12. the method according to claim 8, comprising forming the heating element by bending and cutting a wire.
13. the method according to claim 8, wherein the strip is part of a continuous ribbon of aerosol generation substrate, and the method comprises cutting the ribbon after the rotating step.
14. the method according to claim 8, comprising driving an exposed part of the heating element into the columnar portion after the rotating step.
15. a system for manufacturing a consumable for an aerosol generating device, the system comprising: a clamp adapted to hold a heating element;a feeder arranged to feed a strip of aerosol generation substrate to arrange an axial portion of the strip between a pair of elongate portions of the heating element;a rotor configured to rotate the clamp and/or the feeder around the axial portion, to wind the strip of aerosol generation substrate around the heating element and to form a columnar portion,wherein the clamp is configured to release the consumable, comprising the heating element and the columnar portion, after formation of the columnar portion.
16. the system according to claim 15, further comprising a punch configured to form the heating element by bending and cutting a wire.


[en] an aerosol generating device (10, 50) comprises a housing (16) defining a cavity (18) for receiving an aerosol generating material (26), a power source (20), a controller (22) and a plurality of heating circuits (40a-e) for heating the aerosol generating material (26). each heating circuit comprises an electrical circuit component (42a-e, 52a-e) movable between a first position in which the electrical circuit component does not extend into the aerosol generating material (26) and a second position in which the electrical circuit component extends into the aerosol generating material (26). the controller (22) is configured to control the power source (20) to independently supply electrical energy to one or more of the heating circuits (40a-e) when the electrical circuit components are in the second position. [en]     claims   1. an aerosol generating device (10, 50) comprising: a housing (16) defining a cavity (18) for receiving an aerosol generating material (26); a power source (20) and a controller (22); a plurality of heating circuits (40a-e) for heating the aerosol generating material (26), each heating circuit comprising an electrical circuit component (42a-e, 52a-e) movable between a first position in which the electrical circuit component does not extend into the aerosol generating material (26) and a second position in which the electrical circuit component extends into the aerosol generating material (26); wherein the controller (22) is configured to control the power source (20) to independently supply electrical energy to one or more of the heating circuits (40a-e) when the electrical circuit components are in the second position.
2. an aerosol generating device according to claim 1, wherein the controller (22) is configured to control the power source (20) to sequentially supply electrical energy to one or more of the heating circuits when the electrical circuit components are in the second position.
3. an aerosol generating device according to claim 1 or claim 2, wherein the cavity   (18) is an elongate cavity having a longitudinal axis and the electrical circuit components are spaced along the longitudinal axis.
4. an aerosol generating device according to any preceding claim, wherein the electrical circuit components (42a-e, 52a-e) are simultaneously movable between the first and second positions.
5. an aerosol generating device according to any of claims 1 to 3, wherein the electrical circuit components (42a-e, 52a-e) are sequentially movable between the first and second positions.
6. an aerosol generating device according to any of claims 3 to 5, wherein the aerosol generating device (10, 50) comprises a positioning mechanism (54, 58) configured to move the electrical circuit components between the first position and the second position in a direction substantially orthogonal to the longitudinal axis.
7. an aerosol generating device according to claim 6, wherein the positioning mechanism (54) comprises a radially movable pusher (56).
8. an aerosol generating device according to claim 7, wherein the radially movable pusher (56) is configured for manual activation by a user.
9. an aerosol generating device according to claim 6, wherein the positioning mechanism (58) is arranged for sequentially moving the electrical circuit components from the first position to the second position.
10. an aerosol generating device according to claim 9, wherein the positioning mechanism (58) comprises an axially movable pusher (60), which may be configured for manual activation by a user.
11. an aerosol generating device according to any preceding claim, wherein: each electrical circuit component comprises a pair of electrical contacts (42a- e); and the controller (22) is configured to control the power source (20) to independently supply electrical energy to one or more pairs of the electrical contacts (42a-e) when the electrical contacts are in the second position.
12. an aerosol generating device according to claim 11, wherein the controller (22) is configured to control the power source (20) to sequentially supply electrical energy to one or more pairs of the electrical contacts (42a-e) when the electrical contacts are in the second position.
13. an aerosol generating device according to claim 11 or claim 12, wherein: the electrical contacts (42a-e) are spaced from a heating element (27) positioned in the aerosol generating material (26) when the electrical contacts are in the first position and; the electrical contacts are arranged to contact the heating element (27) at different locations when the electrical contacts are in the second position.
14. an aerosol generating device according to claim 13, wherein the heating element (27) is mounted on the housing (16) and projects into the cavity (18).
15. an aerosol generating device according to any of claims 1 to 10, wherein each electrical circuit component comprises a heating element (52a-e).
16. an aerosol generating device according to claim 15, wherein the controller (22) is configured to control the power source (20) to sequentially supply electrical energy to one or more of the plurality of heating elements (52a-e) when the heating elements are in the second position.
17. an aerosol generating device according to any of claims 14 to 16, wherein the or each heating element (27, 52a-e) comprises a resistive heating element.
18. an aerosol generating system (1) comprising an aerosol generating device (10) according to any of claims 1 to 13 and an aerosol generating article (24) positioned in the cavity (18), wherein the aerosol generating article (24) comprises an aerosol generating material (26) and a heating element (27) positioned in the aerosol generating material (26).


[en] an aerosol generation device has a heating chamber for receiving a substrate carrier containing an aerosol substrate. the heating chamber includes a tubular side wall having an open first end, the tubular side wall defining an interior volume of the heating chamber. a metallic layer is provided in direct contact with the heating chamber and covering a portion of an outer surface of the side wall. [en] 1. a heating chamber for an aerosol generation device, the heating chamber comprising: a tubular side wall having an open first end, the tubular side wall defining an interior volume of the heating chamber; anda metallic layer in direct contact with the heating chamber and covering a portion of an outer surface of the side wall.
2. the heating chamber according to claim 1, wherein the metallic layer is an electroplated layer.
3. the heating chamber according to claim 1, wherein the tubular side wall has a first thickness and the metallic layer has a second thickness smaller than the first thickness.
4. the heating chamber according to claim 1, wherein the metallic layer has a thickness of between 10 micro m and 50 micro m.
5. the heating chamber according to claim 1, wherein the metallic layer comprises a metal having a thermal conductivity of at least 150 w/mk.
6. the heating chamber according to claim 1, wherein the tubular side wall comprises a metal having a thermal conductivity of 50 w/mk or less.
7. the heating chamber according to claim 1, wherein the tubular side wall has a thickness of 90 micro m or less.
8. the heating chamber according to claim 1, wherein a portion on the outer surface of the tubular side wall adjacent to the open end is not covered by the metallic layer.
9. the heating chamber of claim 1, wherein the tubular side wall further comprises a second end opposite the open first end, and wherein the portion on the outer surface of the tubular side wall adjacent to the second end is not covered by the metallic layer.
10. the heating chamber of claim 1, wherein the tubular side wall further comprises a base connected to a second end of the tubular side wall opposite the open first end.
11. the heating chamber of claim 1, wherein the tubular side wall further comprises a plurality of protrusions extending radially inwardly from an interior surface of the tubular side wall.
12. the heating chamber of claim 11, wherein the portion of the outer surface of the tubular side wall corresponding to at least one of the plurality of protrusion on the interior surface is covered by the metallic layer.
13. the heating chamber of claim 1, further comprising a heater located at least partially on the metallic layer.
14. an aerosol generation device, comprising: an electrical power source;the heating chamber according to claim 1 secured in the device;a heater arranged to supply heat to the heating chamber, the heater being located on the metallic layer on the surface of the tubular side wall that faces in a direction opposite to the interior volume; andcontrol circuitry arranged to control the supply of electrical power from the electrical power source to the heater.
15. the aerosol generation device of claim 14, wherein the heating chamber is removable from the device.
16. the heating chamber according to claim 5, wherein the metallic layer is copper.
17. the heating chamber according to claim 6, wherein the tubular side wall is stainless steel.
18. the heating chamber of claim 13, wherein the heater is located entirely on the metallic layer.


[en] a filter component for an aerosol-generating article includes a core including filtration material wrapped around by a first wrapper, wherein the first wrapper is air impermeable and includes a plurality of corrugations of sinusoidal waveform extending longitudinally along a sinuous air flow path from and/or to a longitudinal end of the filter component at least. [en] 1. a filter for an aerosol-generating article comprising: a first filter component having a core comprising filtration material wrapped around by a first wrapper, wherein the first wrapper is air impermeable and comprises a plurality of corrugations of sinusoidal waveform extending longitudinally along a sinuous air flow path from and/or to a longitudinal end of the first filter component at least; anda second filter component coaxially arranged longitudinally at an end of the first filter component, and maintained therewith with an outer wrapper wrapped around both the first and second filter components.
2. the filter of claim 1, wherein the first filter component further comprises a second wrapper configured to wrap around the first wrapper such that the plurality of corrugations define channels between the first wrapper and the second wrapper.
3. the filter of claim 2, wherein the second wrapper comprises perforations in fluid communication with the channels to create an air flow through the channels by drawing on the filter component.
4. the filter of claim 1, wherein a wave length of the sinusoidal waveform is in a range of 1 mm to 3 mm.
5. the filter of claim 1, wherein an amplitude of the sinusoidal waveform is in a range of 0.5 mm to 2 mm.
6. the filter of claim 1, wherein the first wrapper comprises plastic material.
7. the filter of claim 1, wherein the first wrapper has modulus of elasticity in a range of 1.09 to 2.28 gpa.
8. the filter of claim 1, wherein the first wrapper has elongation at break in a range of 2.5 to 24 percent.
9. the filter of claim 1, wherein the second filter component is at least partially hollow along a longitudinal axis of the second filter component.
10. an aerosol-generating article comprising a charge of aerosol-generating substrate and the filter according to claim 1 attached at an end thereof such that the first filter component is abutting against said charge of the aerosol-generating substrate.
11. the aerosol-generating article of claim 10, further comprising a paper tube disposed between the first filter component and the second filter component.
12. the aerosol-generating article of claim 10, further comprising a paper tube disposed between the aerosol-generating substrate and the second filter component.
13. a method of forming a filter for an aerosol-generating article, the method comprising: forming a first filter component with a plurality of corrugations of sinusoidal waveform extending longitudinally at least partly along a sinuous air flow path on an air impermeable first wrapper from an end thereof;providing a core of filtration material in the first filter component;wrapping the first wrapper around the core;forming a second filter component coaxially arranged longitudinally at an end of the first filter component; andwrapping an outer wrapper around both the first and second filter components to maintain the first and second filter components together.
14. the method of claim 13, wherein the plurality of corrugations are formed by pressing and heating the first wrapper between two embossing rollers.
15. the method of claim 13, wherein a second wrapper is wrapped around the first wrapper such that the plurality of corrugations define air channels between the first wrapper and the second wrapper.
16. the filter of claim 1, wherein the first wrapper comprises polylactic acid.


[en] an electronic cigarette (2) with remote temperature measurement is disclosed. the electronic cigarette (2) includes a power pack (4) configured to supply power to a removable capsule (16), the removable capsule (16) containing a heater (36) configured to vaporise an aerosol forming substance. the power pack (4) includes a power source (6); electrical contacts (14, 45) configured to connect the power source (6) to the heater (36) in the removable capsule (16); and a temperature sensor (40) configured to measure the temperature of the heater (36) in the removable capsule (16). the temperature sensor (40) is located in an airflow path to the heater (36). the electronic cigarette power pack (4) also includes a resistive element (42) electrically connected to the power source (6), wherein the temperature sensor (40) is positioned so that it can detect heat generated by the resistive element (42). [en]     claims   1. an electronic cigarette power pack configured to supply power to a removable capsule, the removable capsule containing a heater configured to vaporise an aerosol forming substance, the electronic cigarette power pack comprising: a power source; electrical contacts configured to connect the power source to the heater in the removable capsule; and a temperature sensor configured to measure the temperature of the heater in the removable capsule, wherein the temperature sensor is located in an airflow path to the heater.
2. the electronic cigarette power pack of claim 1, further comprising a resistive element electrically connected to the power source, wherein the temperature sensor is positioned so that it can detect heat generated by the resistive element.
3. the electronic cigarette power pack of claim 2, wherein the resistive element is electrically connected in series with the heater when the removable capsule is connected to the electrical contacts.
4. the electronic cigarette power pack of claim 3, wherein the resistive element has an electrical resistance that is smaller than that of the heater.
5. the electronic cigarette power pack of claim 4, wherein the resistive element has an electrical resistance that is at least an order of magnitude smaller than that of the heater.
6. the electronic cigarette power pack of any of claims 2 to 5, wherein the temperature sensor is positioned between the resistive element and the heater, in use.
7. the electronic cigarette power pack of any preceding claim, further comprising a processor configured to calculate the temperature of the heater based on the temperature measured by the temperature sensor and a predetermined relationship.
8. the electronic cigarette power pack of claim 7, wherein the processor is further configured to calculate the temperature of the heater based on a measurement of the ambient temperature by the temperature sensor that is taken before power is supplied to the heater by the power source, or a measurement of the ambient temperature by a separate temperature sensor.
9. the electronic cigarette power pack of any preceding claim, further comprising a control unit configured to control the power supplied to the heater based on the temperature measured by the temperature sensor.
10. an electronic cigarette comprising the electronic cigarette power pack of any preceding claim and the removable capsule, the removable capsule containing the heater.
11. a method for measuring the temperature of a heater located in a capsule that is removable from an electronic cigarette power pack according to any of claims 1 to 9, the method comprising the steps of: measuring a temperature at the temperature sensor; and calculating a temperature of the heater based on the temperature measured by the temperature sensor.


[en] an aerosol generation device (1) comprises a body (16) comprising: - an aerosol generation unit (3) comprising a casing (7) for receiving a consumable (2) comprising an aerosol-forming substance (8) through an opening (9), and arranged for transforming this aerosol-forming substance (8) into an aerosol, - an external wall (21) comprising a sensor (4) for detecting an information representative of a quantity of a chosen substance when it is in contact with a user's finger, - an occluding element (5) moveable between a closed position occluding the opening (9) and an open position authorizing access to the casing (7), and - a controller (6) arranged, when the substance quantity is greater than a first threshold, for triggering positioning of the occluding element (5) into its open position, and then for controlling working of the aerosol generation unit (3) according to the detected user's information. [en]       claims   1. aerosol generation device (1) comprising a body (16) comprising an aerosol generation unit (3) comprising a casing (7), arranged for receiving a consumable (2) comprising an aerosol-forming substance (8) through an opening (9), and arranged for transforming said aerosol-forming substance (8) into an aerosol that may be inhaled by a user, wherein said body (16) further comprises:   - an external wall (21) comprising at least one sensor (4) arranged for detecting an information representative of a quantity of a chosen substance when it is in contact with a finger of said user,   - an occluding element (5) moveable between a closed position occluding said opening (9) when said aerosol generation unit (3) does not produce aerosol and an open position authorizing access to said casing (7), and   - a controller (6) arranged, when said detected user’s information is representative of a substance quantity that is greater than a first threshold, for triggering positioning of said occluding element (5) into its open position to allow insertion of said consumable (2) into said casing (7), and then for controlling working of said aerosol generation unit (3) according to said detected user’s information.
2. aerosol generation device according to claim 1, wherein said controller (6) is arranged for analyzing said detected user’s information to determine if it is representative of a substance quantity that is greater than said first threshold, and in the affirmative for determining an allowed substance quantity increase for said user from a comparison between said substance quantity represented by said detected user’s information and stored data representative of a usual user’s substance quantity, and then for controlling working of said aerosol generation unit (3) according to said determined substance quantity increase.
3. aerosol generation device according to claim 1, wherein said controller (6) is arranged for analyzing said detected user’s information to determine if it is representative of a substance quantity that is greater than said first threshold, and in the affirmative for determining i) a time elapsed since a last use of said aerosol generation device (1), ii) an estimated substance quantity said user should have just after said last use from said substance quantity represented by said detected user’s information and said determined elapsed time, and iii) if said user is a specific user that regularly uses said aerosol generation device (1) from a comparison between said determined estimated substance quantity and a usual substance quantity of said specific user after a use of said aerosol generation device (1) and represented by stored data, and then in the affirmative for determining an allowed substance quantity increase for said user from a comparison between said substance quantity represented by said detected user’s information and stored data representative of said usual specific user’s substance quantity, and then for controlling working of said aerosol generation unit (3) according to said determined substance quantity increase.
4. aerosol generation device according to claim 1, wherein it comprises a communication interface (18) arranged for transferring said detected user’s information to a communication equipment (19) arranged for analyzing said detected user’s information to determine if it is representative of a substance quantity that is greater than said first threshold, and in the affirmative for determining an allowed substance quantity increase for said user from a comparison between said substance quantity represented by said detected user’s information and stored data representative of a usual user’s substance quantity, and then for transferring said determined substance quantity increase to said communication interface (18), and wherein said controller (6) is arranged for controlling working of said aerosol generation unit (3) according to said determined substance quantity increase.
5. aerosol generation device according to claim 1, wherein it comprises a communication interface (18) arranged for transferring a time elapsed since a last use of said aerosol generation device (1) and said detected user’s information to a communication equipment (19) arranged for analyzing said detected user’s information to determine if it is representative of a substance quantity that is greater than said first threshold, and in the affirmative for determining i) an estimated substance quantity said user should have just after said last use from said substance quantity represented by said detected user’s information and said determined elapsed time, and ii) if said user is a specific user that regularly uses said aerosol generation device (1) from a comparison between said determined estimated substance quantity and a usual substance quantity of said specific user after a use of said aerosol generation device (1) and represented by stored data, and then in the affirmative for determining an allowed substance quantity increase for said user from a comparison between said substance quantity represented by said detected user’s information and stored data representative of said usual specific user’s substance quantity, and then for transferring said determined substance quantity increase to said communication interface (18), and wherein said controller (6) is arranged for controlling working of said aerosol generation unit (3) according to said determined substance quantity increase.
6. aerosol generation device according to any one of claims 2 to 5, wherein said controller (6) is arranged for adapting a heating profile of said aerosol generation unit (3) depending on said determined substance quantity increase.
7. aerosol generation device according to claim 6, wherein said controller (6) is arranged for adapting said heating profile of said aerosol generation unit (3) depending on at least one user preference.
8. aerosol generation device according to claim 6 or 7, wherein said controller (6) is arranged for adapting said heating profile of said aerosol generation unit (3) depending on a model describing how users metabolize an inhaled primary substance into said chosen substance over time, and/or a model relating substance quantities to subjective feelings of craving in said chosen substance by users, and/or data pertaining to delivery profiles of said inhaled primary substance that are optimally satisfying users at different levels of craving and in different settings, and/or at least one user’s physiology information, and/or at least one user metric, and/or at least one information relative to said aerosol-forming substance (8) received in said casing (7).
9. aerosol generation device according to any one of claims 1 to 8, wherein said sensor (4) is arranged for analyzing a chemical composition of a chosen element present on, or being part of, said user’s finger.
10. aerosol generation device according to claim 9, wherein said element is chosen from a group comprising the sweat, the skin and an interstitial fluid.
11. aerosol generation device according to any one of claims 1 to 10, wherein said sensor (4) implements a sensing technology chosen from a group comprising spectrometry, electrochemical sensing and electronic nose.
12. aerosol generation device according to any one of claims 1 to 11, wherein said chosen substance is nicotine or a nicotine metabolite.
13. aerosol generation device according to claim 12, wherein said nicotine metabolite is cotinine.
14. aerosol generation device according to any one of claims 1 to 13, wherein it comprises a rechargeable battery (15) storing electrical energy that is used by said aerosol generation unit (3) for generating said aerosol.
15. aerosol generation device according to any one of the preceding claims, wherein it constitutes an electronic cigarette.


[en] a mouthpiece portion of an electronic cigarette includes a cartridge comprising a liquid store having a housing configured to store a liquid to be vaporized, the cartridge comprising a main vapor channel extending therethrough, between an air inlet opening through a vaporization chamber and to a vapor outlet opening; a mouthpiece connectable to a main body of the electronic cigarette, the mouthpiece comprising a vapor channel for receiving vapor from the main vapor channel of the cartridge. the cartridge is axially displaceable by a consumer with respect to the mouthpiece in the axial direction and movable between a first position and a second position. in the first position both the air inlet opening and the vapor outlet opening of the cartridge are open, and in the second position both the air inlet opening and the vapor outlet opening of the cartridge are closed. [en] 1. a mouthpiece portion of an electronic cigarette, the mouthpiece portion comprising: a cartridge comprising a liquid store having a housing configured to store a liquid to be vaporized, the cartridge comprising a main vapor channel extending therethrough, between an air inlet opening through a vaporization chamber to a vapor outlet opening;a mouthpiece connectable to a main body of the electronic cigarette, the mouthpiece comprising a vapor channel for receiving vapor from the main vapor channel of the cartridge; andwherein the cartridge is axially displaceable by a consumer with respect to the mouthpiece in an axial direction thereof and movable between a first position and a second position, and wherein in the first position both the air inlet opening and the vapor outlet opening of the cartridge are open, and in the second position both the air inlet opening and the vapor outlet opening of the cartridge are closed; andwherein the cartridge is axially displaceable by the consumer with respect to a main body of the electronic cigarette to selectively open and close the main vapor channel.
2. the mouthpiece portion according to claim 1, wherein the mouthpiece is stationary and attached to a main body of the electronic cigarette.
3. the mouthpiece portion according to claim 1, further comprising a first sealing element to which the vapor outlet opening of the cartridge abuts when the cartridge is in its first position, wherein the first sealing element is preferably arranged at or within the mouthpiece.
4. the mouthpiece portion according to claim 1, wherein the air inlet opening of the cartridge comprises a second sealing element which selectively closes the air inlet opening, wherein the second sealing element is preferably an elastic membrane.
5. an electronic cigarette having a mouthpiece portion according to claim 1 and a main body, wherein the main body comprises a cartridge seating configured to receive the cartridge.
6. the electronic cigarette according to claim 5, wherein the cartridge seating comprises an opening pin which when the cartridge is in the first position, protrudes through the second sealing element.
7. the electronic cigarette according to claim 6, wherein the opening pin is hollow and provides an air channel therethrough.
8. the electronic cigarette according to claim 5, wherein, for setting the first position of the cartridge, the cartridge is moved in the axial direction away from the mouthpiece and for setting the second position of the cartridge, the cartridge is moved in the axial direction toward the mouthpiece.
9. the electronic cigarette according to claim 5, wherein the electronic cigarette is arranged such that the axial movement of the cartridge is actuated by the user.
10. the electronic cigarette according to claim 5, wherein the axial movement of the cartridge is conducted by a rotational movement of the cartridge with respect to the main body.
11. the electronic cigarette according to claim 10, wherein the cartridge and/or the main body comprise at least one inclined plane for transforming a rotational movement of the cartridge into the axial movement of the cartridge.
12. the electronic cigarette according to claim 5, wherein the axial movement of the cartridge is less than 10 mm.
13. the electronic cigarette according to claim 5, further comprising an electric switch that is actuated by the axial displacement of the cartridge.
14. the electronic cigarette according to claim 13, wherein the electric switch comprises electric contacts arranged at the main body and electrical contacts arranged at the liquid cartridge, wherein the cartridge electric contacts contact the main body electric contacts when the cartridge is displaced to the first position.
15. the electronic cigarette according to claim 12, wherein the axial movement of the cartridge is less than approximately 5 mm.
16. the electronic cigarette according to claim 12, wherein the axial movement of the cartridge is less than approximately 3 mm.
17. the electronic cigarette according to claim 12, wherein the axial movement of the cartridge is less than approximately 2 mm.


[en] the invention concerns an aerosol generating article (10) extending along a longitudinal axis (x) and comprising: - a storage portion (12) storing a vaporizable material able to generate aerosol while heating; - a mouthpiece portion (14) comprising a filter (18); - a tubular support (16) defining an inner surface and extending along the longitudinal axis (x) between the storage portion (12) and the mouthpiece portion (14). the tubular support (16) further defines successively along the longitudinal axis (x) a mixing portion adjacent to the storage portion (12) and a hollow portion adjacent to the mouthpiece portion (14). the mixing portion (22) comprises a plurality of mixing elements (26) protruding from the inner surface of the tubular support (16) and configured to generate in the hollow portion longitudinal vortices within an airflow passing through the tubular support (16) from the storage portion (12) to the mouthpiece portion (14). the mixing elements (26) are connected in a centre region of the mixing portion. [en]       claims   1.- an aerosol generating article (10) extending along a longitudinal axis (x) and comprising:   - a storage portion (12) storing a vaporizable material able to generate aerosol while heating;   - a mouthpiece portion (12) comprising a filter (18);   - a tubular support (16) defining an inner surface (20) and extending along the longitudinal axis (x) between the storage portion (12) and the mouthpiece portion (14); the tubular support (16) further defining successively along the longitudinal axis (x) a mixing portion (22) adjacent to the storage portion (12) and a hollow portion (24) adjacent to the mouthpiece portion (12); the mixing portion (22) comprising a plurality of mixing elements (26) protruding from the inner surface (20) of the tubular support (16) and configured to generate in the hollow portion (24) longitudinal vortices (v) within an airflow (f) passing through the tubular support (16) from the storage portion (12) to the mouthpiece portion (14); the mixing elements (26) being connected in a centre region (28) of the mixing portion   (22), the mixing elements (26) being stationary relatively to the tubular support (16).
2.- the aerosol generating article (10) according to claim 1, wherein each mixing element (26) forms a fin.
3.- the aerosol generating article (10) according to claim 2, wherein each mixing element (26) forms a leading edge (30) extending from the inner surface (20) to a centre region (28) of the mixing portion (22), the leading edge (30) being arranged to first meet the airflow (f) passing through the tubular support (16) from the storage portion (12) to the mouthpiece portion (14).
4.- the aerosol generating article (10) according to claim 3, wherein the leading edge (30) forms a flat shape.
5.- the aerosol generating article (10) according to claim 3 or 4, wherein each mixing element (26) further comprises a smooth surface (32) extending longitudinally and transversally from the centre region (28) to the inner surface (20).
6.- the aerosol generating article (10) according to claim 5, wherein the smooth surface (32) of each mixing element (26) has gradually increasing transversal dimensions from the centre region (28) to the inner surface (20).
7.- the aerosol generating article (10) according to any one of the preceding claims, wherein each mixing element is made of a solid or porous material.
8.- the aerosol generating article (10) according to any one of the preceding claims, wherein each mixing element (26) is made of a polymeric material, especially a bioplastic material, or compressed paper or moulded paper pulp..
9.- the aerosol generating article (10) according to any one of the preceding claims, wherein the mixing elements (26) and the tubular support (16) form a single piece.
10.- the aerosol generating article (10) according to any one of the preceding claims, wherein the mixing elements (26) are made by injection moulding or 3d printing.
11.- the aerosol generating article (10) according to any one of the preceding claims, further comprising a plurality of inlet venting holes (34) arranged between the storage portion (12) and the mixing elements (26).
12.- the aerosol generating article (10) according to claim 11, wherein the inlet venting holes (34) are arranged circumferentially on the tubular support (16).
13.- the aerosol generating article (10) according to any one of the preceding claims, wherein the length of the hollow portion (24) is comprised between 2 and 6 hydraulic diameters of the mixing portion (24).


[en] a smoking article wrapper includes a non-perforated air permeable base paper having a naturally high porosity of 40-80 cm3/min air passing through a sample of 1 cm2 of this base paper at an applied pressure difference of 1 kpa, wherein the smoking article wrapper has at least one embossed surface area and at least one non-embossed surface area. the air permeability of the smoking article wrapper is such that it provides a mean volumetric flow rate of greater than or equal to 40 cm3/min air passing through a sample of 1 cm2 of this smoking article wrapper at an applied pressure difference of 1 kpa. the embossed area includes an embossing having a depth of greater than or equal to 16 micro m. a smoking article including the smoking article wrapper and respective methods to produce such a smoking article wrapper and a smoking article are also provided. [en] 1. a smoking article wrapper comprising a non-perforated air permeable base paper having a naturally high porosity of 40-80 cm3/min of air passing through a sample of 1 cm2 of the base paper at an applied pressure difference of 1 kpa, wherein the smoking article wrapper has at least one embossed surface area and at least one non-embossed surface area, wherein an air permeability of the smoking article wrapper provides a mean volumetric flow rate of greater than or equal to 40 cm3/min of air passing through a sample of 1 cm2 of the smoking article wrapper at an applied pressure difference of 1 kpa and in that the at least one embossed surface area comprises an embossing having a depth of greater than or equal to 16 micro m.
2. the smoking article wrapper according to claim 1, wherein the smoking article wrapper provides an air permeability in a range of a mean volumetric flow rate of 40-60 cm3 min-1 of air passing through a sample of 1 cm2 of the smoking article wrapper at an applied pressure difference of 1 kpa.
3. the smoking article wrapper according to claim 1, wherein the depth of the embossing is in a range of 16-30 micro m.
4. the smoking article wrapper according to claim 1, wherein the base paper has a weight of 25-60 g/m2.
5. the smoking article wrapper according to claim 1, wherein the at least one non-embossed surface area of the base paper provides an air permeability in a range of a mean volumetric flow rate of 42-75 cm3 min-1 of air passing through a sample of 1 cm2 of the base paper at an applied pressure difference of 1 kpa.
6. the smoking article wrapper according to claim 1, wherein the base paper comprises a filler, wherein a content of the filler is 30-60 percent (w/w).
7. the smoking article wrapper according to claim 1, wherein a percentage of the at least one embossed surface area is less than 50 percent of a total surface area of the smoking article wrapper.
8. a smoking article comprising the smoking article wrapper according to claim 1.
9. the smoking article according to claim 8, further comprising a mouthpiece and an aerosol generating substrate, wherein the aerosol generating substrate is wrapped in the smoking article wrapper.
10. the smoking article according to claim 8, wherein a co/tar value of the smoking article is between 1 and 1.43.
11. the smoking article according to claim 8, wherein a tar level of the smoking article according to din iso 4387:2018-09 is between 1 mg and 10 mg.
12. a method for producing a smoking article wrapper, which is permeable for air and provides a mean volumetric flow rate of greater than or equal to 40 cm3 min-1 of air passing through a sample of 1 cm2 of the smoking article wrapper at an applied pressure difference of 1 kpa, comprising: providing a non-perforated air-permeable base paper having a naturally high porosity of 40-80 cm3 min-1 of air passing through a sample of 1 cm2 of the base paper at an applied pressure difference of 1 kpa,generating an embossing having a depth of greater than or equal to 16 micro m by application of pressure on parts of a surface area of the base paper.
13. the method according to claim 12, wherein the smoking article wrapper provides an air permeability in a range of a mean volumetric flow rate of 42-75 cm3 min-1 of air passing through a sample of 1 cm2 of the base paper at an applied pressure difference of 1 kpa and/or has a weight of 25-60 g/m2.
14. the method according to claim 12, wherein the step of generating the embossing includes application of pressure on less than 50 percent of the surface area of the base paper.
15. the method according to claim 12, wherein the step of generating the embossing includes application of pressure of at least 4 mpa.
16. a method for producing a smoking article, comprising: manufacturing a smoking article wrapper with the method according to claim 12,providing a mouthpiece and an aerosol generating substrate, andwrapping the aerosol generating substrate in the smoking article wrapper.


[en] a vaporizer unit (30, 130, 230, 330) for a vapour generating device (10) comprises: a liquid store (32) for containing a vapour generating liquid; a heating element (36) in fluid communication with a vapour outlet (24) of the vapour generating device (10) and configured to heat vapour generating liquid from the liquid store (32) to generate a vapour to be inhaled; and a liquid transfer unit (40) configured to transfer vapour generating liquid from the liquid store (32) to the heating element (36). the liquid transfer unit (40) comprises: a liquid regulating arrangement (42) for actively controlling the flow of vapour generating liquid from the liquid store (32); and a hollow liquid distribution element (46) in communication with the liquid regulating arrangement (42). the hollow liquid distribution element (46) comprises a liquid distribution surface (48) having a plurality of liquid outlets (50) arranged to transfer the vapour generating liquid to the heating element (36). [en] 1. a vaporizer unit (30, 130, 230, 330) for a vapour generating device (10), the vaporizer unit (30, 130, 230, 330) comprising: a liquid store (32) for containing a vapour generating liquid;a heating element (36) in fluid communication with a vapour outlet (24) of the vapour generating device (10) and configured to heat vapour generating liquid from the liquid store (32) to generate a vapour to be inhaled;a liquid transfer unit (40) configured to transfer vapour generating liquid from the liquid store (32) to the heating element (36), the liquid transfer unit (40) comprising: a liquid regulating arrangement (42) for actively controlling the flow of vapour generating liquid from the liquid store (32); anda hollow liquid distribution element (46) in communication with the liquid regulating arrangement (42), the hollow liquid distribution element (46) comprising a liquid distribution surface (48) having a plurality of liquid outlets (50) arranged to transfer the vapour generating liquid to the heating element (36).
2. a vaporizer unit according to claim 1, wherein the hollow liquid distribution element (46) includes at least two liquid inlets (54a, 54b) in communication with the liquid regulating arrangement (42).
3. a vaporizer unit according to claim 1 or claim 2, wherein the liquid distribution surface (48) comprises a porous surface or a perforated surface.
4. a vaporizer unit according to any preceding claim, wherein the hollow liquid distribution element (46) comprises a hollow tube (52) in communication with the liquid regulating arrangement (42), the plurality of liquid outlets (50) are formed as openings (51) in a side wall (52a) of the hollow tube (52), and preferably wherein the heating element (36) comprises a heating coil disposed around the hollow tube (52).
5. a vaporizer unit according to any preceding claim, wherein the heating element (36) is positioned externally of the hollow liquid distribution element (46), adjacent to the plurality of liquid outlets (50).
6. a vaporizer unit according to any preceding claim, wherein the hollow liquid distribution element (46) comprises a wicking material or wherein the vaporizer unit further comprises a wicking element (60) positioned between the hollow liquid distribution element (46) and the heating element (36).
7. a vaporizer unit according to any preceding claim, wherein: the vaporizer unit comprises a first liquid store (132a) for containing a first vapour generating liquid and a second liquid store (132b) for containing a second vapour generating liquid;the liquid transfer unit (40) comprises a first liquid regulating arrangement (42a) for actively controlling the flow of the first vapour generating liquid from the first liquid store (132a) and a second liquid regulating arrangement (42b) for actively controlling the flow of the second vapour generating liquid from the second liquid store (132b); andthe hollow liquid distribution element (46) has a first end (53a) in communication with the first liquid regulating arrangement (42a) and a second end (53b) in communication with the second liquid regulating arrangement (42b).
8. a vaporizer unit according to claim 7, wherein one or both of the first liquid regulating arrangement (42a) and the second liquid regulating arrangement (42b) comprises a ring element (62a, 62b) configured to change between a first cross-section to at least partially close a flow path (56a, 56b) from the first or second liquid store (132a, 132b) to the hollow liquid distribution element (46) and a second cross-section to at least partially open the flow path (56a, 56b) from the first or second liquid store (132a, 132b) to the hollow liquid distribution element (46), wherein the second cross-section is larger than the first cross-section.
9. a vaporizer unit according to claim 8, wherein the ring element (62a, 62b) is configured to change between the first cross-section and the second cross-section based on the temperature of the ring element (62a, 62b), preferably wherein the ring element (62a, 62b) includes a shape memory alloy.
10. a vaporizer unit according to claim 8 or claim 9, wherein the ring element (62a, 62b) is positioned around the hollow liquid distribution element (46) at a position between an end (53a, 53b) of the liquid distribution element (46) and the heating element (36) to increase or decrease the pressure applied to the liquid distribution element (46).
11. a vapour generating device (10) comprising: a vaporizer unit (30, 130, 230, 330) according to any preceding claim;a vapour outlet (24);a sensor (28) in fluid communication with the vapour outlet (24) for generating a signal indicative of the amount of vapour generated by the vaporizer unit during a predetermined time period; anda controller (20) configured to control the operation of at least one of the heating element (36) and the liquid regulating arrangement (42) in response to the signal to thereby control the amount of vapour generated by the vaporizer unit.
12. a vapour generating device according to claim 11, wherein the controller (20) is configured to control the operation of the heating element (36) by varying the electrical power supplied to the heating element (36) and/or to control the operation of the liquid regulating arrangement (42) to actively control the flow rate of vapour generating liquid from the liquid store (32) to the heating element (36).
13. a vapour generating device according to claim 11 or claim 12, wherein the sensor (28) comprises one or more selected from the group consisting of a humidity sensor, a temperature sensor, and a vapour concentration sensor.
14. a method for controlling vapour generation in the vapour generating device (10) according to any of claims 11 to 13, the method comprising controlling, by the controller (20), the operation of the at least one heating element (36) by varying the electrical power supplied to the heating element and/or controlling, by the controller (20), the liquid regulating arrangement (42) to actively control the flow rate of vapour generating liquid from the liquid store (32) to the heating element (36).
15. a method according to claim 14, wherein the method comprises: in response to an activation of the vapour generating device (10), supplying electrical power to the heating element (36) and the liquid regulating arrangement (42) to generate a vapour;determining, by the controller (20), the amount of vapour generated during a predetermined time period based on the signal from the sensor (28);evaluating, by the controller (20), whether an increased or decreased quantity of vapour is needed; andincreasing or decreasing the electrical power supplied to one or both of the heating element (36) and the liquid regulating arrangement (42) to thereby control the amount of vapour generated by the vaporizer unit.


[en] a consumable comprising a plurality of adjacent layers comprising: a heater layer (11) comprising electrically conductive material; and a layer of aerosol substrate (12) on each side of the heater layer (11), each of the layers of aerosol substrate (12) being attached to the electrically conductive material. [en]       claims   1. a consumable comprising a plurality of adjacent layers comprising: a heater layer comprising electrically conductive material; and a layer of aerosol substrate on each side of the heater layer, each of the layers of aerosol substrate being attached to the electrically conductive material.
2. a consumable according to claim 1, wherein the electrically conductive material comprises a metal and/or carbon.
3. a consumable according to claim 2, wherein the heater layer is formed of one or more of a sintered metal, a wire wool, a mesh, a non-woven material and a meandering track.
4. a consumable according to claim 3, wherein the heater layer is resistive.
5. a consumable according to claim 4, wherein the heater layer has a resistance above 10 ohms, preferably above 20 ohms, for example of approximately 30 ohms.
6. a consumable according to any preceding claim, wherein the heater layer is enclosed at its edges by the layers of aerosol substrate.
7. a consumable according to any preceding claim, wherein the plurality of adjacent layers comprises a plurality of heater layers each of which has a layer of aerosol substrate on each side of the heater layer.
8. a consumable according to any claim 3 to 5, wherein the plurality of adjacent layers comprises alternating heater layers and aerosol substrate layers.
9. a consumable according to any preceding claim, wherein each of the plurality of adjacent layers has a cross-section with a rectangular, serpentine, triangular or circular shape.
10. a consumable according to any preceding claim, wherein the plurality of adjacent layers is formed into a hollow tube.
11. a consumable according to any preceding claim, comprising one or more holes through the plurality of adjacent layers.
12. a consumable according to claim 11, wherein the one or more holes are adapted to receive electrical contacts.
13. a consumable according to claim 12, further comprising a plurality of electrical contacts embedded in the one or more holes and connected to the heater layer.
14. a consumable according to any preceding claim, wherein the aerosol substrate comprises a foam comprising: an inhalable agent; an aerosol forming agent; a foam forming agent; and a foam stabilizing agent, wherein the inhalable agent is 0.1 - 33 wt percent of the foam, and the aerosol forming agent is 10 - 80 wt percent, preferably 40 - 70 wt percent, of the foam.
15. a consumable according to claim 14, wherein the inhalable agent is a tobacco ingredient.
16. a consumable according to claim 15, wherein the aerosol substrate comprises tobacco powder with a particle size of 20 pm to 300 pm.
17. a consumable according to any preceding claim, wherein each layer of aerosol substrate has a thickness of 80 pm to 500 pm.
18. a consumable according to any preceding claim, wherein the heater layer is flexible.