mhurhangee/ep-ind-claims huggingface dataset:
A method of inspection or maintenance of a curved ferromagnetic surface using an unmanned aerial vehicle,UAV, having a releasable crawler, the method comprising: flying the UAV to a proximity of the ferromagnetic surface; perching the UAV on the ferromagnetic surface, comprising: passively articulating legs of the UAV toward the curvature of the ferromagnetic surface using corresponding magnets in the legs while approaching the ferromagnetic surface; magnetically attaching the articulated legs of the UAV to the ferromagnetic surface using the corresponding magnets; and maintaining the magnetic attachment of the legs to the ferromagnetic surface throughout the perching; detaching the crawler onto the ferromagnetic surface from the perched UAV; and maneuvering the detached crawler on the ferromagnetic surface while magnetically attaching the crawler to the ferromagnetic surface using magnetic wheels of the crawler. flying the UAV to a proximity of the ferromagnetic surface; perching the UAV on the ferromagnetic surface, comprising: passively articulating legs of the UAV toward the curvature of the ferromagnetic surface using corresponding magnets in the legs while approaching the ferromagnetic surface; magnetically attaching the articulated legs of the UAV to the ferromagnetic surface using the corresponding magnets; and maintaining the magnetic attachment of the legs to the ferromagnetic surface throughout the perching; passively articulating legs of the UAV toward the curvature of the ferromagnetic surface using corresponding magnets in the legs while approaching the ferromagnetic surface; magnetically attaching the articulated legs of the UAV to the ferromagnetic surface using the corresponding magnets; and maintaining the magnetic attachment of the legs to the ferromagnetic surface throughout the perching; detaching the crawler onto the ferromagnetic surface from the perched UAV; and maneuvering the detached crawler on the ferromagnetic surface while magnetically attaching the crawler to the ferromagnetic surface using magnetic wheels of the crawler.
An apparatus for fabricating a 3D object, comprising: at least one liquid applicator configured for positioning liquid on all or part of a plurality of substrate layers prior to the positioning of powder; at least one powder applicator configured for positioning powder on all or part of the plurality of substrate layers (301, 302, 303), wherein each substrate layer is a sheet-like structure that is substantially planar or flat; at least one transformation element configured for transforming at least some of the powder into a substance that flows and subsequently hardens into hardened material, wherein the substrate layers are arranged in a stack, and wherein the hardened material is disposed in a spatial pattern that infiltrates or coats at least one positive region in the plurality of substrate layers and does not substantially infiltrate or coat at least one negative region in the plurality of substrate layers; and subtractive apparatus configured for removing at least some of the negative regions from the stacked substrate layers to form the 3D object, the 3D object comprising the portions of the stacked plurality of substrate layers that are infiltrated or coated by and bound together by the hardened material, wherein the subtractive apparatus is an abrasive blasting apparatus. at least one liquid applicator configured for positioning liquid on all or part of a plurality of substrate layers prior to the positioning of powder; at least one powder applicator configured for positioning powder on all or part of the plurality of substrate layers (301, 302, 303), wherein each substrate layer is a sheet-like structure that is substantially planar or flat; at least one transformation element configured for transforming at least some of the powder into a substance that flows and subsequently hardens into hardened material, wherein the substrate layers are arranged in a stack, and wherein the hardened material is disposed in a spatial pattern that infiltrates or coats at least one positive region in the plurality of substrate layers and does not substantially infiltrate or coat at least one negative region in the plurality of substrate layers; and subtractive apparatus configured for removing at least some of the negative regions from the stacked substrate layers to form the 3D object, the 3D object comprising the portions of the stacked plurality of substrate layers that are infiltrated or coated by and bound together by the hardened material, wherein the subtractive apparatus is an abrasive blasting apparatus.
Vehicle for passenger transport, having a passenger compartment which is regulated in terms of its temperature and which is equipped with at least one supply-air inlet (2, 3) for conditioned supply air and with at least one outlet for discharge of air from the passenger compartment, wherein the air is conveyed from the passenger compartment into an air channel (5; 20, 21) with the aid of a fan (6, 12, 13) and, for detecting an actual temperature prevailing in the passenger compartment, provision is made of a temperature sensor (7; 18, 19), characterized in that provision is made of an additional flow channel whose inlet end opens out into the passenger compartment and whose outlet end (10; 22, 23) is arranged on a negative-pressure side of the fan (6, 12, 13) and on the side of the fan (6, 12, 13) towards the outside of the vehicle, and the temperature sensor (7; 18, 19) is arranged in a longitudinal section of the additional channel (8, 17).
Device for the radiofrequency ignition of an internal combustion engine consisting of a power supply circuit comprising a transformer, a secondary winding (L N) of which is connected to at least one resonator that has a resonant frequency in excess of 1 MHz and comprising two electrodes (11, 12) that are able to generate a spark to initiate the combustion of a combustible mixture in a cylinder of the engine in response to an ignition command, characterized in that it comprises: - a measuring capacitor (C MES) connected in series between the secondary winding of the transformer and the resonator, - a circuit for measuring a current (I ION) at the terminals of said measuring capacitor, said current providing an electrical image of the trend of the combustion, - means of polarizing the combustible mixture, designed to apply a polarization voltage (V polar) between an electrode of the resonator and an engine ground, - a protection circuit, connected between the measuring capacitor and the measurement circuit, designed to free the acquisition time for the measurement of said current (I ION) from the electrical effects induced by the ignition command, comprising a diode bridge polarized by resistances (R H, R B) at a power supply voltage (V ALIM) that is proportional to the polarization voltage (V polar). - a measuring capacitor (C MES) connected in series between the secondary winding of the transformer and the resonator, - a circuit for measuring a current (I ION) at the terminals of said measuring capacitor, said current providing an electrical image of the trend of the combustion, - means of polarizing the combustible mixture, designed to apply a polarization voltage (V polar) between an electrode of the resonator and an engine ground, - a protection circuit, connected between the measuring capacitor and the measurement circuit, designed to free the acquisition time for the measurement of said current (I ION) from the electrical effects induced by the ignition command, comprising a diode bridge polarized by resistances (R H, R B) at a power supply voltage (V ALIM) that is proportional to the polarization voltage (V polar).
A method of making a self-coating carbon/carbon composite member, comprising: placing a carbonized fiber preform in a vacuum chamber and placing a titanium-containing infiltration medium in the vacuum chamber; drawing a vacuum in the vacuum chamber; maintaining a vacuum pressure for a duration of time; infiltrating the carbonized fiber preform with a titanium-containing compound wherein infiltrating the carbonized fiber preform comprises introducing, at a first temperature the titanium-containing infiltration medium into the carbonized fiber preform, wherein the titanium-containing infiltration medium comprises sodium borohydride and titanium tetrachloride in a solution of 1,2-dimethoxyethane, leading to the formation of the intermediate Ti(BH 4) 3; releasing the vacuum pressure from the vacuum chamber drying the carbonized fiber preform at a second temperature; annealing the carbonized fiber preform at a third temperature; and densifying the carbonized fiber preform. placing a carbonized fiber preform in a vacuum chamber and placing a titanium-containing infiltration medium in the vacuum chamber; drawing a vacuum in the vacuum chamber; maintaining a vacuum pressure for a duration of time; infiltrating the carbonized fiber preform with a titanium-containing compound wherein infiltrating the carbonized fiber preform comprises introducing, at a first temperature the titanium-containing infiltration medium into the carbonized fiber preform, wherein the titanium-containing infiltration medium comprises sodium borohydride and titanium tetrachloride in a solution of 1,2-dimethoxyethane, leading to the formation of the intermediate Ti(BH 4) 3; releasing the vacuum pressure from the vacuum chamber drying the carbonized fiber preform at a second temperature; annealing the carbonized fiber preform at a third temperature; and densifying the carbonized fiber preform.
A method for manufacturing a heat exchanger plate (1B; 1C), comprising: a closing process to overlay a lid plate on a front surface of a base member to cover a concave portion or a concave groove opening to the front surface of the base member; a primary joining process to insert a rotary tool equipped with a stirring pin from a front surface of the lid plate, and to move the rotary tool along an overlapped portion of the front surface of the base member and a back surface of the lid plate; and a deburring process to remove burrs generated by friction stirring using the rotary tool after finishing the primary joining process; wherein, in the primary joining process, friction stirring is performed to the overlapped portion in a state of only the stirring pin being in contact with both of the base member and the lid plate or with only the lid plate while a base part of the stirring pin is exposed; wherein the stirring pin has a tapered shape so as to have a smaller diameter in a hanging down direction and the stirring pin has a spiral groove formed on an outer peripheral surface, and wherein the spiral groove is formed so as to rotate in a counter-clockwise direction as it goes downward in a case where the rotary tool is rotated in the clockwise direction, and the spiral groove is formed so as to rotate in the clockwise direction as it goes downward in a case where the rotary tool is rotated in the counter-clockwise direction. a closing process to overlay a lid plate on a front surface of a base member to cover a concave portion or a concave groove opening to the front surface of the base member; a primary joining process to insert a rotary tool equipped with a stirring pin from a front surface of the lid plate, and to move the rotary tool along an overlapped portion of the front surface of the base member and a back surface of the lid plate; and a deburring process to remove burrs generated by friction stirring using the rotary tool after finishing the primary joining process; wherein, in the primary joining process, friction stirring is performed to the overlapped portion in a state of only the stirring pin being in contact with both of the base member and the lid plate or with only the lid plate while a base part of the stirring pin is exposed; wherein the stirring pin has a tapered shape so as to have a smaller diameter in a hanging down direction and the stirring pin has a spiral groove formed on an outer peripheral surface, and wherein the spiral groove is formed so as to rotate in a counter-clockwise direction as it goes downward in a case where the rotary tool is rotated in the clockwise direction, and the spiral groove is formed so as to rotate in the clockwise direction as it goes downward in a case where the rotary tool is rotated in the counter-clockwise direction.
A manually operated press having an actuating member (18, 20), the actuation of which is converted into a stroke movement of a press ram, wherein the press further comprises a reset mechanism for resetting the actuating member (18, 20), which counteracts the actuation of the actuating member (18, 20) and causes a reset movement of the press ram opposite to the stroke movement, wherein the reset mechanism comprises a piston-cylinder unit having a piston movable in a cylinder, wherein the piston separates the cylinder into a first cylinder chamber and a second cylinder chamber, wherein the piston-cylinder unit is coupled with the press ram such that the piston and the cylinder move relative to each other during the stroke movement and the reset movement, characterized in that the reset mechanism further comprises a pressure accumulator having a first pressure chamber fluidly connected to the first cylinder chamber and having a second pressure chamber fluidly connected to the second cylinder chamber.
A controller (10, 60) for providing a location-based service (16, 66) to an area (40,90) and to a mobile device associated with a person within said area, wherein the controller (10, 60) comprises a memory (11, 61) and a transceiver (12, 62), wherein the controller (10, 60) is configured to: - obtain a location of the mobile device associated with the person; - obtain sensor data (14, 64) from at least one sensor (31,32,33,81,82,83) arranged for monitoring the person in the area (40, 90) when the obtained location of the mobile device (20, 70) is within the area (40, 90); wherein the at least one sensor is at least one of: a camera, a microphone, a radiofrequency antenna, a thermopile sensor, a PIR sensor, a motion sensor, a light sensor; - store the sensor data (14, 64) in the memory (15, 65); - forward, via the transceiver (12, 62), the stored sensor data (14, 64) to the mobile device (20, 70) when the obtained location of the mobile device (20. 70) is no longer within the area (40, 90), and subsequently delete the sensor data (14, 64) from the memory (11,61). - obtain a location of the mobile device associated with the person; - obtain sensor data (14, 64) from at least one sensor (31,32,33,81,82,83) arranged for monitoring the person in the area (40, 90) when the obtained location of the mobile device (20, 70) is within the area (40, 90); wherein the at least one sensor is at least one of: a camera, a microphone, a radiofrequency antenna, a thermopile sensor, a PIR sensor, a motion sensor, a light sensor; - store the sensor data (14, 64) in the memory (15, 65); - forward, via the transceiver (12, 62), the stored sensor data (14, 64) to the mobile device (20, 70) when the obtained location of the mobile device (20. 70) is no longer within the area (40, 90), and subsequently delete the sensor data (14, 64) from the memory (11,61).
Rotor blade of a wind turbine with a lift modifying device, wherein - the rotor blade comprises a pressure side, a suction side, a leading edge section with a leading edge, and a trailing edge section with a trailing edge, - the lift modifying device is a part of the trailing edge section, and - the lift modifying device is configured such that, at a predetermined loading (31, 32) of the trailing edge section, an air channel opens up a flow path from the pressure side to the suction side and vice versa in the trailing edge section, - such that airflow flowing from the leading edge section to the trailing edge section is at least partly deflected by the open air channel, which results in a modification of the lift of the rotor blade, characterized in that - the lift modifying device is firmly attached to the trailing edge section, and - the lift modifying device is flexible such that it can elastically deflect for passively opening up the air channel at a predetermined loading (31, 32) of the trailing edge section. - the rotor blade comprises a pressure side, a suction side, a leading edge section with a leading edge, and a trailing edge section with a trailing edge, - the lift modifying device is a part of the trailing edge section, and - the lift modifying device is configured such that, at a predetermined loading (31, 32) of the trailing edge section, an air channel opens up a flow path from the pressure side to the suction side and vice versa in the trailing edge section, - such that airflow flowing from the leading edge section to the trailing edge section is at least partly deflected by the open air channel, which results in a modification of the lift of the rotor blade, characterized in that - the lift modifying device is firmly attached to the trailing edge section, and - the lift modifying device is flexible such that it can elastically deflect for passively opening up the air channel at a predetermined loading (31, 32) of the trailing edge section.
Confocal laser scanning microscope having an optical arrangement which is arranged in the beam path of a light source suitable for exciting fluorescence and in the beam path of the confocal laser scanning microscope, the optical arrangement having at least one spectrally selective element for coupling the excitation light from at least one light source into the microscope and for blanking out the excitation light scattered and reflected on the object and the excitation wavelength from the light coming from the object via the detection beam path, characterized in that the spectrally selective element can be adjusted to the excitation wavelength to be blanked out, and the spectrally selective element is an active component.
Solenoid valve for an internal combustion engine with: - a housing, - a coil, - an armature which can be moved axially by energizing the coil, - a sliding bush which is received in a bore of the housing - a tappet configuring a valve body, which is movable with the armature - a compression spring which applies a force to the tappet in opposition to an electromagnetic force acting on the tappet characterized in that the compression spring surrounds the slide bushing and is guided through the slide bushing, and the housing is configured in two parts, the slide bushing being arranged in a first housing part and a coil carrier and the armature being arranged in a second housing part and in that the first housing part is mechanically connected to the second housing part, wherein the compression spring bears against a shoulder of the first housing part and against the tappet. - a housing, - a coil, - an armature which can be moved axially by energizing the coil, - a sliding bush which is received in a bore of the housing - a tappet configuring a valve body, which is movable with the armature - a compression spring which applies a force to the tappet in opposition to an electromagnetic force acting on the tappet characterized in that
A method for preparing an ethylene-based elastic copolymer by using a binuclear constrained geometry transition metal catalyst composition for preparing an ethylene-based elastic copolymer, the binuclear constrained geometry transition metal catalyst composition comprising a binuclear constrained geometry transition metal compound represented by the following Formula 1; and one or more cocatalyst compounds selected from the group consisting of an organoaluminum compound, an organoaluminoxane compound, and a boron compound, wherein the ethylene-based elastic copolymer is a copolymer of ethylene, α-olefin and C4-C30 diene, the α-olefin is propylene, a polymerization temperature is in a range of 100 to 200°C, an ethylene conversion is 60 to 80%, a propylene conversion is 40 to 50%, a content of the ethylene in the ethylene-based elastic copolymer is 20 wt% or more, and a content of the propylene in the ethylene-based elastic copolymer is 40 to 70 wt%. the α-olefin is propylene, a polymerization temperature is in a range of 100 to 200°C, an ethylene conversion is 60 to 80%, a propylene conversion is 40 to 50%, a content of the ethylene in the ethylene-based elastic copolymer is 20 wt% or more, and a content of the propylene in the ethylene-based elastic copolymer is 40 to 70 wt%.
A robotic device comprising: a base; an arm comprising: an inner link having a first end and a second end, the first end of the inner link being mounted to the base, the inner link being configured to move along a pitch axis and a yaw axis; an outer link having a first end and a second end, the first end of the outer link being mounted to the second end of the inner link, the outer link being configured to move along a yaw axis; a cradle endpoint mounted to the second end of outer link; and a controller mounted to at least one of the base and the arm for controlling operation of the arm; wherein the cradle endpoint comprises a cradle for receiving a forearm of a user, and a connector for connecting a first end of the cradle to the second end of the outer link, wherein the connector comprises a first portion and a second portion, wherein the first portion is rotatably connected to the second end of the outer link so as enable the cradle to be rotatable about a pitch axis, and the second portion is rotatably connected to the first end of the cradle so as enable the cradle to be rotatable about a yaw axis. a base; an arm comprising: an inner link having a first end and a second end, the first end of the inner link being mounted to the base, the inner link being configured to move along a pitch axis and a yaw axis; an outer link having a first end and a second end, the first end of the outer link being mounted to the second end of the inner link, the outer link being configured to move along a yaw axis; an inner link having a first end and a second end, the first end of the inner link being mounted to the base, the inner link being configured to move along a pitch axis and a yaw axis; an outer link having a first end and a second end, the first end of the outer link being mounted to the second end of the inner link, the outer link being configured to move along a yaw axis; a cradle endpoint mounted to the second end of outer link; and a controller mounted to at least one of the base and the arm for controlling operation of the arm; wherein the cradle endpoint comprises a cradle for receiving a forearm of a user, and a connector for connecting a first end of the cradle to the second end of the outer link, wherein the connector comprises a first portion and a second portion, wherein the first portion is rotatably connected to the second end of the outer link so as enable the cradle to be rotatable about a pitch axis, and the second portion is rotatably connected to the first end of the cradle so as enable the cradle to be rotatable about a yaw axis.
A separator for an electrochemical device, the separator comprising: a porous substrate having a plurality of pores; a porous coating layer formed on at least one surface of the porous substrate and made of a mixture of a plurality of inorganic particles and a binder polymer; and a dot pattern layer formed on a surface of the porous coating layer and having a plurality of dots which are made of a polymer and are arranged at predetermined intervals; characterized in that the dots have an average diameter of 0.1 to 10 mm, and the intervals between the dots are 0.1 to 100 mm. a porous substrate having a plurality of pores; a porous coating layer formed on at least one surface of the porous substrate and made of a mixture of a plurality of inorganic particles and a binder polymer; and a dot pattern layer formed on a surface of the porous coating layer and having a plurality of dots which are made of a polymer and are arranged at predetermined intervals; characterized in that the dots have an average diameter of 0.1 to 10 mm, and the intervals between the dots are 0.1 to 100 mm.