mhurhangee/ep-ind-claims huggingface dataset:
An aircraft gas turbine engine comprising: a fan coupled to a fan drive turbine, the fan being configured to provide a bypass flow and a core flow in use; a reduction gearbox which couples the fan to the fan drive turbine; a core compressor arrangement (18, 20), the core compressor arrangement (18, 20) having a core inlet at an upstream end of a core gas flow passage defined by radially inner and outer walls (72, 74), the radially inner wall of the core inlet defining a first diameter (D INLET); wherein; the core compressor arrangement (18, 20) comprises an axially forwardmost compressor rotor blade, a root leading edge of the axially forwardmost compressor rotor blade defining a second diameter (D COMP), wherein a first ratio (R 1) of the first diameter (D INLET) to the second diameter (D COMP) is greater than or equal to 1.4, characterised in that a first axial distance (A 1) is defined by an axial distance between the core inlet and the root leading edge of the axially forwardmost compressor rotor blade, a second ratio (R 2) is defined by a ratio of the first axial distance (A 1) divided by a difference between the first diameter and the second diameter (D INLET - D COMP), wherein the second ratio (R 2) is greater than or equal to 1, and less than or equal to 1.5. a fan coupled to a fan drive turbine, the fan being configured to provide a bypass flow and a core flow in use; a reduction gearbox which couples the fan to the fan drive turbine; a core compressor arrangement (18, 20), the core compressor arrangement (18, 20) having a core inlet at an upstream end of a core gas flow passage defined by radially inner and outer walls (72, 74), the radially inner wall of the core inlet defining a first diameter (D INLET); wherein; the core compressor arrangement (18, 20) comprises an axially forwardmost compressor rotor blade, a root leading edge of the axially forwardmost compressor rotor blade defining a second diameter (D COMP), wherein a first ratio (R 1) of the first diameter (D INLET) to the second diameter (D COMP) is greater than or equal to 1.4, characterised in that a first axial distance (A 1) is defined by an axial distance between the core inlet and the root leading edge of the axially forwardmost compressor rotor blade, a second ratio (R 2) is defined by a ratio of the first axial distance (A 1) divided by a difference between the first diameter and the second diameter (D INLET - D COMP), wherein the second ratio (R 2) is greater than or equal to 1, and less than or equal to 1.5.
A self-priming pump having a housing, an inlet and an outlet, having a first impeller with a first pump section that is arranged in a first chamber, and a second impeller with a second pump section that is arranged in a second chamber, and a shaft section provided between the pump sections (17, 19), which shaft section comprises a shaft end and penetrates an opening in a housing wall, wherein the shaft section is formed, between a constriction and the shaft end, to taper from the shaft end towards the constriction, and the first impeller and shaft section have a smooth contour between the constriction and the first pump section, wherein the second impeller comprises a blade arranged in the manner of a thread on a cylinder, characterized in that the blade has an extension on its end facing the shaft section.
A road machine comprising: a left rear wheel brake and a right rear wheel brake configured to brake the road machine; a hydrostatic transmission including a traveling hydraulic pump, a left rear wheel traveling motor, and a right rear wheel traveling motor; and a controller configured to control releasing of the left rear wheel brake and the right rear wheel brake and a discharge quantity of the traveling hydraulic pump, wherein the controller is configured to increase an intake-side pressure of hydraulic oil of the left rear wheel traveling motor and the right rear wheel traveling motor to be a predetermined pressure before the left rear wheel brake and the right rear wheel brake are released. a left rear wheel brake and a right rear wheel brake configured to brake the road machine; a hydrostatic transmission including a traveling hydraulic pump, a left rear wheel traveling motor, and a right rear wheel traveling motor; and a controller configured to control releasing of the left rear wheel brake and the right rear wheel brake and a discharge quantity of the traveling hydraulic pump, wherein the controller is configured to increase an intake-side pressure of hydraulic oil of the left rear wheel traveling motor and the right rear wheel traveling motor to be a predetermined pressure before the left rear wheel brake and the right rear wheel brake are released.
Photoinitiators of formula I: wherein: each A represents independently of one another O, S, NR 3; G is a residue of the multifunctional compound (core) G-(A-H) m+n, wherein each A-H represents a alcoholic or amino or thiol group; m and n are both integer numbers and m+n is comprised between 3 and 10; m is comprised between 3 and 8; R 1, R 2 are independently of one another, C 1 -C 18 alkyl, C 6 -C 12 aryl and C 5 -C 12 cycloalkyl, each of which is uninterrupted or interrupted by one or more oxygen and/or sulfur atoms and/or one or more substituted or unsubstituted imino groups, or are a five- to six-membered heterocyclic radical containing oxygen and/or nitrogen and/or sulfur atoms, where each of said radicals may be substituted by aryl, alkyl, aryloxy, alkoxy, heteroatoms and/or heterocyclic radicals; R 2 may also be R 1 -(C=O)-; Y is O or S; R 3 is hydrogen or C 1 -C 4 alkyl; with the proviso that the photoinitiators of formula I do not contain photocurable ethylenically unsaturated groups. each A represents independently of one another O, S, NR 3; G is a residue of the multifunctional compound (core) G-(A-H) m+n, wherein each A-H represents a alcoholic or amino or thiol group; m and n are both integer numbers and m+n is comprised between 3 and 10; m is comprised between 3 and 8; R 1, R 2 are independently of one another, C 1 -C 18 alkyl, C 6 -C 12 aryl and C 5 -C 12 cycloalkyl, each of which is uninterrupted or interrupted by one or more oxygen and/or sulfur atoms and/or one or more substituted or unsubstituted imino groups, or are a five- to six-membered heterocyclic radical containing oxygen and/or nitrogen and/or sulfur atoms, where each of said radicals may be substituted by aryl, alkyl, aryloxy, alkoxy, heteroatoms and/or heterocyclic radicals; R 2 may also be R 1 -(C=O)-; Y is O or S; R 3 is hydrogen or C 1 -C 4 alkyl; with the proviso that the photoinitiators of formula I do not contain photocurable ethylenically unsaturated groups.
A mild hybrid system for powering a transport climate control system, comprising: a prime mover; a DC energy source configured to supply a first DC voltage to the transport climate control system: an inverter connected to the DC energy source and configured to change the first DC voltage from the DC energy source to a first AC voltage corresponding to the DC voltage; a transformer connected to the inverter and configured to convert the first AC voltage to a second AC voltage; a motor connected to the transformer and configured to drive a compressor of the transport climate control system, characterised in that the prime mover can be mechanically coupled to the compressor to drive the compressor; an AC to DC to DC buck converter connected to the transformer; and a DC load (265, 270) connected to the AC to DC to DC buck converter, wherein the motor is driven by the second AC voltage, the second AC voltage is greater than the first AC voltage, and wherein the AC to DC to DC buck converter converts the second AC voltage down to a second DC voltage supplied to the DC load. a prime mover; a DC energy source configured to supply a first DC voltage to the transport climate control system: an inverter connected to the DC energy source and configured to change the first DC voltage from the DC energy source to a first AC voltage corresponding to the DC voltage; a transformer connected to the inverter and configured to convert the first AC voltage to a second AC voltage; a motor connected to the transformer and configured to drive a compressor of the transport climate control system, characterised in that the prime mover can be mechanically coupled to the compressor to drive the compressor; an AC to DC to DC buck converter connected to the transformer; and a DC load (265, 270) connected to the AC to DC to DC buck converter, wherein the motor is driven by the second AC voltage, the second AC voltage is greater than the first AC voltage, and wherein the AC to DC to DC buck converter converts the second AC voltage down to a second DC voltage supplied to the DC load. an inverter connected to the DC energy source and configured to change the first DC voltage from the DC energy source to a first AC voltage corresponding to the DC voltage; a transformer connected to the inverter and configured to convert the first AC voltage to a second AC voltage; a motor connected to the transformer and configured to drive a compressor of the transport climate control system, characterised in that the prime mover can be mechanically coupled to the compressor to drive the compressor; an AC to DC to DC buck converter connected to the transformer; and a DC load (265, 270) connected to the AC to DC to DC buck converter, wherein the motor is driven by the second AC voltage, the second AC voltage is greater than the first AC voltage, and wherein the AC to DC to DC buck converter converts the second AC voltage down to a second DC voltage supplied to the DC load.
Exhaust gas cooler for an exhaust gas recirculation system, particularly of a motor vehicle, having a total cooling power (P G) and a total pressure loss coefficient (D G), comprising: at least one cooling portion (20, 20') having at least one cooling duct (22, 22') and at least one additional duct (24, 24'); at least one bypass bypassing one of the at least one cooling portion (20, 20'); an exhaust gas routing device; and a closing member; the at least one cooling duct (22, 22') having a first cooling power (P 1) and a first pressure loss coefficient (D 1), and the at least one additional duct (24, 24') having a second cooling power (P 2) and a second pressure loss coefficient (D 2); the first cooling power (P 1) being greater than the second cooling power (P 2) and the first pressure loss coefficient (D 1) being greater than the second pressure loss coefficient; characterized in that the above mentioned exhaust gas routing device comprising the closing member; and that the total cooling power (P G) coefficient and the total pressure loss coefficient (D G) increase, when the closing member nearly prevents flowing of the exhaust gas in the at least one additional duct (24, 24'). at least one cooling portion (20, 20') having at least one cooling duct (22, 22') and at least one additional duct (24, 24'); at least one bypass bypassing one of the at least one cooling portion (20, 20'); an exhaust gas routing device; and a closing member; the at least one cooling duct (22, 22') having a first cooling power (P 1) and a first pressure loss coefficient (D 1), and the at least one additional duct (24, 24') having a second cooling power (P 2) and a second pressure loss coefficient (D 2); the first cooling power (P 1) being greater than the second cooling power (P 2) and the first pressure loss coefficient (D 1) being greater than the second pressure loss coefficient; characterized in that the above mentioned exhaust gas routing device comprising the closing member; and that the total cooling power (P G) coefficient and the total pressure loss coefficient (D G) increase, when the closing member nearly prevents flowing of the exhaust gas in the at least one additional duct (24, 24').
Filling tube for filling and venting valve bags, which has a front end with a filling opening and a rear end for fixing to a filling machine, having a filling channel enclosed by a filling tube wall, the filling tube being produced by means of an additive production process and having at least one channel (34, 46, 52, 60) which is at least partly embedded in the filling tube wall and, in each case starting from a connecting opening (38, 48, 54, 62) arranged at the rear end, extends in the direction of the front end, characterized in that the at least one channel (34, 46, 52, 60) comprises a ventilation channel, which extends as far as a ventilation opening arranged in a central region of the filling tube and opening into the filling channel, and wherein an air supply channel embedded in the filling tube wall is provided, which extends from the rear end as far as an air supply opening opening into the filling channel in a region between the rear end and the ventilation opening.
A method for calibrating a Coriolis flowmeter under test characterized by: determining a relationship between tube period ratio and a flow tube temperature compensation value for a plurality of flowmeters; measuring tube periods of the flowmeter under test obtained in conditions of different tube stiffness; calculating a stiffness-correlated FTC using the determined relationship between the tube period ratio and the FTC value for the plurality of flowmeters and the measured tube periods of the flowmeter under test; applying the stiffness-correlated FTC to an operating routine of the flowmeter under test. determining a relationship between tube period ratio and a flow tube temperature compensation value for a plurality of flowmeters; measuring tube periods of the flowmeter under test obtained in conditions of different tube stiffness; calculating a stiffness-correlated FTC using the determined relationship between the tube period ratio and the FTC value for the plurality of flowmeters and the measured tube periods of the flowmeter under test; applying the stiffness-correlated FTC to an operating routine of the flowmeter under test.
A composite material lay-up equipment for applying elongate fibre reinforcement material to a tool, comprising: a composite material lay-up head comprising: at least one elongate tow guide channel for guiding fibre reinforcement material from a tow inlet to a tow outlet of the channel; and feed apparatus for feeding fibre reinforcement material through the at least one channel; whereby the or each channel comprises a first portion adjacent to the tow inlet and provided with at least one first nozzle arranged to deliver a jet of gas into the first portion of the channel, and a second portion adjacent to the tow outlet and provided with at least one second nozzle arranged to deliver a jet of gas into the second portion of the channel, so as to inhibit contact between fibre reinforcement material in the channel and the channel; a pneumatic apparatus arranged to provide a cool gas to the or each first nozzle, so that in use, fibre reinforcement material is cooled as it travels through the or each channel; wherein the pneumatic apparatus is arranged to provide hot gas to the or each second nozzle so that in use, fibre reinforcement material is heated prior to application on the tool. a composite material lay-up head comprising: at least one elongate tow guide channel for guiding fibre reinforcement material from a tow inlet to a tow outlet of the channel; and feed apparatus for feeding fibre reinforcement material through the at least one channel; whereby the or each channel comprises a first portion adjacent to the tow inlet and provided with at least one first nozzle arranged to deliver a jet of gas into the first portion of the channel, and a second portion adjacent to the tow outlet and provided with at least one second nozzle arranged to deliver a jet of gas into the second portion of the channel, so as to inhibit contact between fibre reinforcement material in the channel and the channel; at least one elongate tow guide channel for guiding fibre reinforcement material from a tow inlet to a tow outlet of the channel; and feed apparatus for feeding fibre reinforcement material through the at least one channel; whereby the or each channel comprises a first portion adjacent to the tow inlet and provided with at least one first nozzle arranged to deliver a jet of gas into the first portion of the channel, and a second portion adjacent to the tow outlet and provided with at least one second nozzle arranged to deliver a jet of gas into the second portion of the channel, so as to inhibit contact between fibre reinforcement material in the channel and the channel; a pneumatic apparatus arranged to provide a cool gas to the or each first nozzle, so that in use, fibre reinforcement material is cooled as it travels through the or each channel; wherein the pneumatic apparatus is arranged to provide hot gas to the or each second nozzle so that in use, fibre reinforcement material is heated prior to application on the tool.
A method for electrostatically discharging a primary packaging container made of plastics, comprising - moving a primary packaging container to be electrostatically discharged so as to pass a plurality of electrodes (104, 106, 108), - applying an alternating voltage to the electrodes (104, 106, 108) so as to generate ionized air in a vicinity of the electrodes (104, 106, 108), and - rotating the primary packaging container in the vicinity of the electrodes (104, 106, 108) so as to be contacted by the ionized air, wherein the primary packaging container is configured to move so as to pass the plurality of electrodes (104, 106, 108), wherein to each of the plurality of the electrodes (104, 106, 108) an alternating voltage is applied so as to generate ionized air in the vicinity of the plurality of electrodes (104, 106, 108), wherein the primary packaging container is moved so as to pass the plurality of electrodes (104, 106, 108) with a predetermined distance to at least one of the electrodes (104, 106, 108), wherein the electrodes (104, 106, 108) comprise a predetermined length (118, 122, 126), wherein the predetermined distance to at least one of the electrodes (104, 106, 108) is constant over the predetermined length (118, 122, 126). - moving a primary packaging container to be electrostatically discharged so as to pass a plurality of electrodes (104, 106, 108), - applying an alternating voltage to the electrodes (104, 106, 108) so as to generate ionized air in a vicinity of the electrodes (104, 106, 108), and - rotating the primary packaging container in the vicinity of the electrodes (104, 106, 108) so as to be contacted by the ionized air,
An air compressor (1; 50) comprising a compressor unit including an air-compressing device, and an external tank unit (30; 60; 70) configured to be connected with the compressor unit configured to supply compressed air to a pneumatic tool, wherein the external tank unit (30; 60; 70) includes an external tank (32; 63) capable of storing the compressed air, the compressor further includes an internal battery serving as a power source for driving the air-compressing device, characterized in that the external tank unit (30; 60; 70) further comprises an external battery (37; 64) configured to supply electric power to the compressor unit, when the external tank unit (30; 60; 70) is connected with the compressor unit.
A method of compensating mechanical, magnetic or electrostatic inaccuracies in a scanning charged particle beam device, comprising: an alignment procedure, comprising: compensating 4-fold astigmatism with an element having at least 8-pole compensation capability; wherein the compensating step of the alignment procedure is carried out on a charged particle beam with beam dimensions in two orthogonal directions each of at least 50 μm and coaxially aligned with at least the element having at least the 8-pole compensation capability. an alignment procedure, comprising: compensating 4-fold astigmatism with an element having at least 8-pole compensation capability; wherein the compensating step of the alignment procedure is carried out on a charged particle beam with beam dimensions in two orthogonal directions each of at least 50 μm and coaxially aligned with at least the element having at least the 8-pole compensation capability. compensating 4-fold astigmatism with an element having at least 8-pole compensation capability; wherein the compensating step of the alignment procedure is carried out on a charged particle beam with beam dimensions in two orthogonal directions each of at least 50 μm and coaxially aligned with at least the element having at least the 8-pole compensation capability.
Device having an antenna structure, a coaxial cable, a carrier and a station, the antenna structure being connected to the station by the coaxial cable acting as a tether and power supply, said coaxial cable comprising a core and a braid, a first end connected to the station comprising a transceiver and a supply source and a second end connected to the carrier characterised in that said antenna structure has, combined, at least the following elements: • on at least a first section, the coaxial cable comprises a break delimiting a first upper portion of length H1 and a second lower portion of length H2, the first upper portion and the second lower portion forming a radiating element, isolated from a second section by means of a current isolation device, the break comprising a lower face and an upper face, • at the break, the core of the coaxial cable of the lower face of the break is connected to the braid of the coaxial of the upper face of the break and the core of the coaxial cable of the upper face of the break is connected to the braid of the coaxial of the lower face of the break, • the first upper portion has a recess in the coaxial cable in which is inserted a short-circuit device for signals whose frequencies are equal to the operating frequency of the antenna structure. • on at least a first section, the coaxial cable comprises a break delimiting a first upper portion of length H1 and a second lower portion of length H2, the first upper portion and the second lower portion forming a radiating element, isolated from a second section by means of a current isolation device, the break comprising a lower face and an upper face, • at the break, the core of the coaxial cable of the lower face of the break is connected to the braid of the coaxial of the upper face of the break and the core of the coaxial cable of the upper face of the break is connected to the braid of the coaxial of the lower face of the break, • the first upper portion has a recess in the coaxial cable in which is inserted a short-circuit device for signals whose frequencies are equal to the operating frequency of the antenna structure.