mhurhangee/ep-ind-claims huggingface dataset:
A railway vehicle bearing abnormality sensing system for sensing an abnormality in a plurality of rolling bearings housed in at least one axle box when the railway vehicle runs on travelling rails, the railway vehicle including at least one bogie, the at least one bogie including the at least one axle box, one or more of the plurality of rolling bearings being associated with one of the at least one axle box, the railway vehicle bearing abnormality sensing system comprising: a plurality of vibration detection devices each configured to detect vibration of an associated one of the plurality of rolling bearings; an analysis device configured to determine an abnormality in the rolling bearings on the basis of pieces of detection data, each piece indicating the vibration of the rolling bearing detected by the associated vibration detection device; a plurality of reception response detection start modules connected to the vibration detection devices, respectively, each reception response detection start module causing the connected vibration detection device to detect vibration of the associated rolling bearing when receiving a detection start signal; and at least one measurement start command transmitting device installed apart from the railway vehicle and configured to transmit the detection start signal to the reception response detection start modules, the measurement start command transmitting device being installed at a position along the travelling rails, the position being apart from a rail joint or a switch point of the travelling rails in a rail longitudinal direction by a predetermined distance. a plurality of vibration detection devices each configured to detect vibration of an associated one of the plurality of rolling bearings; an analysis device configured to determine an abnormality in the rolling bearings on the basis of pieces of detection data, each piece indicating the vibration of the rolling bearing detected by the associated vibration detection device; a plurality of reception response detection start modules connected to the vibration detection devices, respectively, each reception response detection start module causing the connected vibration detection device to detect vibration of the associated rolling bearing when receiving a detection start signal; and at least one measurement start command transmitting device installed apart from the railway vehicle and configured to transmit the detection start signal to the reception response detection start modules, the measurement start command transmitting device being installed at a position along the travelling rails, the position being apart from a rail joint or a switch point of the travelling rails in a rail longitudinal direction by a predetermined distance.
A pump assembly comprising: a centrifugal pump comprising: a housing; an impeller rotatably disposed in said housing such that fluid introduced thereto is centrifugally discharged therefrom to experience a first increase in energy; a diffuser rotatably disposed in said housing and placed in fluid communication with said impeller such that upon passage through said diffuser, said discharged fluid experiences a second increase in energy; and a concentric shaft rotatably cooperative with each of said impeller and said diffuser and comprising two-concentrically-arranged drive shaft portions (70A, 70B); at least one motor (90, 100) rotationally coupled to each of said impeller and said diffuser through said shaft such that rotational movement imparted to each is independent of one another; characterised by a controller cooperative with said pump and said motor (90, 100) to regulate operation thereof based on sensed values of impeller and diffuser speed ratios. a centrifugal pump comprising: a housing; an impeller rotatably disposed in said housing such that fluid introduced thereto is centrifugally discharged therefrom to experience a first increase in energy; a diffuser rotatably disposed in said housing and placed in fluid communication with said impeller such that upon passage through said diffuser, said discharged fluid experiences a second increase in energy; and a concentric shaft rotatably cooperative with each of said impeller and said diffuser and comprising two-concentrically-arranged drive shaft portions (70A, 70B); a housing; an impeller rotatably disposed in said housing such that fluid introduced thereto is centrifugally discharged therefrom to experience a first increase in energy; a diffuser rotatably disposed in said housing and placed in fluid communication with said impeller such that upon passage through said diffuser, said discharged fluid experiences a second increase in energy; and a concentric shaft rotatably cooperative with each of said impeller and said diffuser and comprising two-concentrically-arranged drive shaft portions (70A, 70B); at least one motor (90, 100) rotationally coupled to each of said impeller and said diffuser through said shaft such that rotational movement imparted to each is independent of one another; characterised by a controller cooperative with said pump and said motor (90, 100) to regulate operation thereof based on sensed values of impeller and diffuser speed ratios.
A method of operating a circuit arrangement, in particular a circuit arrangement of an electric vehicle for inductive power transfer to the vehicle, wherein the circuit arrangement comprises three phase lines, wherein each phase line comprises at least one field receiving arrangement and at least one compensating arrangement with a variable reactance, characterized in that at least one current-dependent cost function is evaluated, wherein the reactances are varied such that the cost function is optimized, wherein the current-dependent cost function comprises at least one term per phase.
A method for analysing trace metal impurities in the surface of a silicon wafer 2, comprising etching a surface of the silicon wafer 2 which is lying on a rotatable plate 3 in an etching chamber 1, the etching chamber 1 consisting of a bottom 1a, above which the rotatable plate 3, is located, a cover 1b which fits to the bottom 1b, at least one exhaust opening 7 in the cover or between the lower edge of the cover 1b and the bottom 1a, respectively, allowing the emission of for instance gaseous reaction products out of the chamber, and a valve or nozzle 5 located beside the rotatable plate 3 whereby an opening 5a of the nozzle or valve 5 also located beside the rotatable plate is not directed into the direction of the silicon wafer 2 and not directed to the exhaust opening 7, introducing as an etching gas a mixture of HF and O 3 into the etching chamber 1 through the opening 5a of the nozzle or valve 5 and then drying the etched surface of the silicon wafer 2 with nitrogen gas introduced through a nozzle or valve 6, wherein the rotatable plate 3 with the silicon wafer 2 lying on the rotatable plate 3 is rotated during etching and drying, a scanning step with a liquid droplet moved over the etched and dried surface of the silicon wafer thereby dissolving and collecting into said droplet metal ions and a step of analyzing the liquid droplet for trace metals.
Method of producing functionalized inorganic particles by reacting inorganic particles with a silane oligomer having the general structural formula (R 1)(OR 2) 2 Si-O-[-Si(R 1)(OR 2)-O-] m -Si(R 1)(OR 2) 2 or mixtures thereof, and if necessary, subjecting the resulting reaction mixture to drying, wherein in the aforementioned formula: - R 1 is a non-hydrolyzable, aliphatic straight-chain or branched-chain hydrocarbon radical having 1 to 18, preferably having 1 to 10 carbon atoms, also with -O- in the chain, having at least one, preferably terminal functional group, which is able to enter in an addition reaction or condensation reaction, preferably selected from amino, epoxy, vinyl, and methacrylate, - R 2 is H or a hydrolysable group and wherein m is 0 to 10. - R 1 is a non-hydrolyzable, aliphatic straight-chain or branched-chain hydrocarbon radical having 1 to 18, preferably having 1 to 10 carbon atoms, also with -O- in the chain, having at least one, preferably terminal functional group, which is able to enter in an addition reaction or condensation reaction, preferably selected from amino, epoxy, vinyl, and methacrylate, - R 2 is H or a hydrolysable group and wherein m is 0 to 10.
Coffee pot or moka pot of the type comprising three main components: - a boiler designed to receive water to be heated; - a funnel filter which can be inserted inside the boiler; and - a collector which can be mounted on top of the boiler and the funnel filter and which is designed to collect coffee extracted by means of a flow of hot water from the boiler across the funnel filter; said funnel filter comprising an upper cylindrical portion of predefined height having a perforated base for receiving the coffee powder, and a lower tube-shaped portion having a proximal end close to the bottom of the boiler and an opposite distal end on the perforated base; further including an adapter, the adapter comprising at least one body which can be inserted inside the upper cylindrical portion of the filter, said body comprising a through-hole, characterized in that said body is configured to fill volume inside the upper cylindrical portion of the funnel filter and not to receive the coffee powder except in the said through-hole. - a boiler designed to receive water to be heated; - a funnel filter which can be inserted inside the boiler; and - a collector which can be mounted on top of the boiler and the funnel filter and which is designed to collect coffee extracted by means of a flow of hot water from the boiler across the funnel filter; said funnel filter comprising an upper cylindrical portion of predefined height having a perforated base for receiving the coffee powder, and a lower tube-shaped portion having a proximal end close to the bottom of the boiler and an opposite distal end on the perforated base; further including an adapter, the adapter comprising at least one body which can be inserted inside the upper cylindrical portion of the filter, said body comprising a through-hole, characterized in that said body is configured to fill volume inside the upper cylindrical portion of the funnel filter and not to receive the coffee powder except in the said through-hole.
Method for provisioning and configuration of room automation components of a building automation system with a central configuration unit, which is directly connected to the building automation system, characterised in that, during an installation of each room automation component (RK1, RK2, RK3) to be configured a unique, temporary address is assigned by the central configuration unit, that for each room automation component (RK1, RK2, RK3) to be configured and the respective associated temporary address a unique recognition code (E1, E2, E3) is defined, which is transferred to the respective room automation component (RK1, RK2, RK3), that the installed room automation components (RK1, RK2, RK3) to be configured are instructed by the central configuration unit in a configuration mode to send out their respective recognition code (E1, E2, E3), that the respective recognition code (E1, E2, E3) of the respective room automation component (RK1, RK2, RK3) is established with the aid of a mobile unit and sent to the central configuration unit for identification, and that after successful identification and association with the associated temporary address, each identified room automation component (RK1, RK2, RK3) is indicated optically on the mobile unit and can be selected for further configuration.
A method of generating a noise power estimate for a particular reference signal received on a particular subcarrier, from among a plurality of OFDM subcarriers, the method characterised by generating the noise power estimate as the absolute square of a difference divided by a constant factor, wherein: the difference is between i) an unfiltered channel estimate for the particular reference signal and ii) a filtered channel estimate for the particular reference signal; the filtered channel estimate for the particular reference signal is the sum of the products of i) unfiltered reference-signal channel estimates for a filter set of reference signals with ii) respective reference-signal coefficients from a filter set of reference-signal coefficients; the filter set includes the particular reference signal; the respective reference-signal coefficients sum to one; and the constant factor is equal to one minus the respective reference-signal coefficient for the particular reference signal. the difference is between i) an unfiltered channel estimate for the particular reference signal and ii) a filtered channel estimate for the particular reference signal; the filtered channel estimate for the particular reference signal is the sum of the products of i) unfiltered reference-signal channel estimates for a filter set of reference signals with ii) respective reference-signal coefficients from a filter set of reference-signal coefficients; the filter set includes the particular reference signal; the respective reference-signal coefficients sum to one; and the constant factor is equal to one minus the respective reference-signal coefficient for the particular reference signal.
An electrode connecting structure comprising: an insulating layer comprising an opening that exposes a lower structure; a graphene layer formed on a sidewall of the opening directly on the insulating layer; an adhesion layer formed directly on the graphene layer and comprising a metal chalcogenide based material comprising at least one metal element selected from the group consisting of Mo, W, Nb, V, Ta, Ti, Zr, Hf, Tc, Re, Cu, Ga, In, Sn, Ge, and Pb and at least one chalcogen element selected from the group consisting of S, Se, and Te; and a metal layer formed on the adhesion layer, wherein the metal layer is electrically connected to the lower structure through the opening. an insulating layer comprising an opening that exposes a lower structure; a graphene layer formed on a sidewall of the opening directly on the insulating layer; an adhesion layer formed directly on the graphene layer and comprising a metal chalcogenide based material comprising at least one metal element selected from the group consisting of Mo, W, Nb, V, Ta, Ti, Zr, Hf, Tc, Re, Cu, Ga, In, Sn, Ge, and Pb and at least one chalcogen element selected from the group consisting of S, Se, and Te; and a metal layer formed on the adhesion layer, wherein the metal layer is electrically connected to the lower structure through the opening.
An implant with anchoring device for heart valve disease comprising a cardiac valve prosthesis, at least two sets of anchoring needles, and at least two sets of anchoring needle releasing devices; the most distal end of each of the anchoring needles being sharp; a distal section of each of the anchoring needles being made of a shape memory material to have a preset shape; a proximal end of each of the at least two anchoring needles is provided with an anti-disengagement end; each of the anchoring needle releasing devices is detachably connected to the cardiac valve prosthesis; each of the anchoring needle releasing devices comprises a delivery tube and a shaft; a distal section of each of the anchoring needle releasing devices is in a preset shape, so as to enable a distal section of the delivery tube to bend wholly or partially, and to enable the distal end of the delivery tube to press tightly against the cardiac valve prosthesis or press tightly against autogenous tissue before the anchoring needles are moved; the most distal end of the delivery tube has a rigid section; a bendable part of the delivery tubes is a bent section (31121; 31221); a length d from the most distal end of the delivery tube to the most proximal end of the bent section (31121; 31221) is suitable for use of the delivery tube in a native heart valve annulus of a patient such that the length d is larger than or equal to 1/6 of a circumference of a circle formed by the minimum radius of the native heart valve annulus of the patient; the anchoring needles are pre-placed inside the distal section of the delivery tube in a stretched state; the shaft is arranged inside the delivery tube; the anchoring needles are disposed beside a distal end of the shaft; wherein the shaft is configured to be pushed to force the anchoring needles to move toward the distal ends of the delivery tubes; the distal section of each of the anchoring needles is configured to restore to the preset shape after the anchoring needles are pushed out of the delivery tube; and the anti-disengagement end of each of the anchoring needles is configured to limit the displacement of the cardiac valve prosthesis and the anchoring needles relative to a piercing position of autogenous tissue, thereby enabling the cardiac valve prosthesis to be fixed between autogenous tissue and the anti-disengagement end of each of the anchoring needles; and wherein said implant with anchoring device for heart valve disease further comprises a supporting device and an operating member for the supporting device; the operating member for the supporting device being fixedly connected to a proximal end of the supporting device; and a distal section of the supporting device being bendable such that the distal section of the supporting device is configured to be pressed against autogenous tissue when the supporting device is released.
A steering wheel system for a vehicle, comprising: a steering wheel configured to be gripped by an occupant of the vehicle; a first electrode positioned within a first sensing zone on the steering wheel, the first electrode being configured to: generate heat when a first signal is supplied to the first electrode; and determine the proximity of a hand of the occupant of the vehicle to the first sensing zone when a second signal is supplied to the first electrode; and a controller configured to control the supply of the first signal and the second signal to the first electrode based on the proximity of the hand of the occupant to the first sensing zone by supplying the first and second signals in a time multiplexed manner when the occupant's hand is determined to be proximate to the first sensing zone. a steering wheel configured to be gripped by an occupant of the vehicle; a first electrode positioned within a first sensing zone on the steering wheel, the first electrode being configured to: generate heat when a first signal is supplied to the first electrode; and determine the proximity of a hand of the occupant of the vehicle to the first sensing zone when a second signal is supplied to the first electrode; and generate heat when a first signal is supplied to the first electrode; and determine the proximity of a hand of the occupant of the vehicle to the first sensing zone when a second signal is supplied to the first electrode; and a controller configured to control the supply of the first signal and the second signal to the first electrode based on the proximity of the hand of the occupant to the first sensing zone by supplying the first and second signals in a time multiplexed manner when the occupant's hand is determined to be proximate to the first sensing zone.
A power supply system comprising a power transmission device for transmitting electric power to a cart, the power transmission device comprising: a first power transmission antenna configured to be disposed along a side of the cart so as to face a power reception antenna arranged in a side surface of the cart, the first power transmission antenna configured to transmit electric power towards the side surface of the cart; and a power transmission circuit configured to cause the first power transmission antenna to transmit the electric power to the first power reception antenna, wherein the power supply system comprises a pair of guide rails configured to receive a wheel of the cart, and the first power transmission antenna is disposed along one of the guide rails characterized in that each of the guide rails comprises a plurality of recesses, each of the recesses being configured to receive the wheel such that the cart is stopped at a position relative to the guide rails. a first power transmission antenna configured to be disposed along a side of the cart so as to face a power reception antenna arranged in a side surface of the cart, the first power transmission antenna configured to transmit electric power towards the side surface of the cart; and a power transmission circuit configured to cause the first power transmission antenna to transmit the electric power to the first power reception antenna, wherein the power supply system comprises a pair of guide rails configured to receive a wheel of the cart, and the first power transmission antenna is disposed along one of the guide rails characterized in that each of the guide rails comprises a plurality of recesses, each of the recesses being configured to receive the wheel such that the cart is stopped at a position relative to the guide rails.
A device for creating a fistula in a patient comprising: an elongate tubular structure comprising a proximal end and a distal end, wherein the distal end is configured to pass first through the skin of the patient, then through a first vessel, and then into a second vessel, wherein the elongate tubular structure comprises an outer tube and a slidable core slidingly received by said outer tube, wherein the slidable core has a proximal end, a distal end, and a lumen therethrough; a fistula creation assembly disposed near the distal end of the elongate tubular structure, said fistula creation assembly being adapted to create and maintain a fistula that provides a flow of blood between the first vessel and the second vessel; characterised by a second slidable core comprising a needle removably received in a lumen of the first slidable core, wherein the needle has a needle tip that extends beyond the distal end of the elongate tubular structure to penetrate the skin and the first and second vessels as the elongate tubular structure is advanced. an elongate tubular structure comprising a proximal end and a distal end, wherein the distal end is configured to pass first through the skin of the patient, then through a first vessel, and then into a second vessel, wherein the elongate tubular structure comprises an outer tube and a slidable core slidingly received by said outer tube, wherein the slidable core has a proximal end, a distal end, and a lumen therethrough; a fistula creation assembly disposed near the distal end of the elongate tubular structure, said fistula creation assembly being adapted to create and maintain a fistula that provides a flow of blood between the first vessel and the second vessel; characterised by a second slidable core comprising a needle removably received in a lumen of the first slidable core, wherein the needle has a needle tip that extends beyond the distal end of the elongate tubular structure to penetrate the skin and the first and second vessels as the elongate tubular structure is advanced.
An apparatus for hydrolysing a product, comprising: a continuous conduit having an inlet for receiving the product and an outlet for discharging the product, the conduit being formed so as to follow a path that winds around a longitudinal axis as the conduit extends parallel to the longitudinal axis between the inlet and the outlet; and a heating system for heating at least part of the conduit; wherein the conduit is rotatable about the longitudinal axis so as to transport product received in the inlet towards the outlet. a continuous conduit having an inlet for receiving the product and an outlet for discharging the product, the conduit being formed so as to follow a path that winds around a longitudinal axis as the conduit extends parallel to the longitudinal axis between the inlet and the outlet; and a heating system for heating at least part of the conduit; wherein the conduit is rotatable about the longitudinal axis so as to transport product received in the inlet towards the outlet.