mhurhangee/patent-ind-claim-en huggingface dataset:
A method comprising: transmitting an excitation signal from a stator of a motor to a rotor of the motor , wherein the excitation signal is received at a set of rotor windings , and wherein the excitation signal produces a rotating magnetic flux at the rotor , the rotating magnetic flux generating a first alternating current (AC) voltage at a set of stator windings ; measuring the first AC voltage at the set of stator windings ; measuring the second AC voltage at the AC bus ; calculating an amplitude difference , a frequency difference , and a phase difference between the first AC voltage and the second AC voltage ; controlling the excitation signal to equalize a first amplitude of the first AC voltage at the set of stator windings to a second amplitude of a second AC voltage at an AC bus and to synchronize the first AC voltage to the second AC voltage ; when the amplitude difference falls below a first threshold value, the frequency difference falls below a second threshold value, and the phase difference falls below a third threshold value, determining that the first AC voltage is synchronized with the second AC voltage ; after the first AC voltage at the set of stator windings is synchronized with the second AC voltage at the AC bus , electrically connecting the set of stator windings to the AC bus ; and reducing an amplitude of the excitation signal to enable current flow from the AC bus to the set of stator windings , thereby generating torque that results in rotation of the rotor . transmitting an excitation signal from a stator of a motor to a rotor of the motor , wherein the excitation signal is received at a set of rotor windings , and wherein the excitation signal produces a rotating magnetic flux at the rotor , the rotating magnetic flux generating a first alternating current (AC) voltage at a set of stator windings ; measuring the first AC voltage at the set of stator windings ; measuring the second AC voltage at the AC bus ; calculating an amplitude difference , a frequency difference , and a phase difference between the first AC voltage and the second AC voltage ; controlling the excitation signal to equalize a first amplitude of the first AC voltage at the set of stator windings to a second amplitude of a second AC voltage at an AC bus and to synchronize the first AC voltage to the second AC voltage ; when the amplitude difference falls below a first threshold value, the frequency difference falls below a second threshold value, and the phase difference falls below a third threshold value, determining that the first AC voltage is synchronized with the second AC voltage ; after the first AC voltage at the set of stator windings is synchronized with the second AC voltage at the AC bus , electrically connecting the set of stator windings to the AC bus ; and reducing an amplitude of the excitation signal to enable current flow from the AC bus to the set of stator windings , thereby generating torque that results in rotation of the rotor .
A hair transplant device (10; 304; 610; 709, 712; 802; 902; 1002; 1300) comprising: a coring needle (30; 406; 1430; 1530) forming a coring lumen configured to extract a hair follicle from a donor site , the coring needle including a flange; a splitting needle configured to create an opening in a recipient site ; a housing (12; 1302) at least partially surrounding one of the coring needle and the splitting needle; and a user interface (18; 404; 1308) extending from the housing and movable relative to the coring needle to push the hair follicle from the coring lumen into the opening in the recipient site formed by the splitting needle; wherein the coring needle (30; 406; 1430; 1530) and the splitting needle are coaxially disposed within the housing (12; 1302), and are movable relative to the housing, such that the coring needle (30; 406; 1430; 1530) and the splitting needle can be selectively and individually deployed, and wherein the user interface is movable between a retracted position and an inserted position, and a distal tip of the user interface is prevented from extending distally past the coring needle via a head of the user interface contacting the flange, the head opposite the distal tip of the user interface. a coring needle (30; 406; 1430; 1530) forming a coring lumen configured to extract a hair follicle from a donor site , the coring needle including a flange; a splitting needle configured to create an opening in a recipient site ; a housing (12; 1302) at least partially surrounding one of the coring needle and the splitting needle; and a user interface (18; 404; 1308) extending from the housing and movable relative to the coring needle to push the hair follicle from the coring lumen into the opening in the recipient site formed by the splitting needle; wherein the coring needle (30; 406; 1430; 1530) and the splitting needle are coaxially disposed within the housing (12; 1302), and are movable relative to the housing, such that the coring needle (30; 406; 1430; 1530) and the splitting needle can be selectively and individually deployed, and wherein the user interface is movable between a retracted position and an inserted position, and a distal tip of the user interface is prevented from extending distally past the coring needle via a head of the user interface contacting the flange, the head opposite the distal tip of the user interface.
A device for electrical connection of internal elements of the reaction chamber to a vacuum vessel in a nuclear fusion reactor comprising: a pair of flanges , and a plurality of electrically conductive elements stacked between the flanges ; wherein each electrically conductive element is configured lamellar, has an undulate shape and includes surface portions oriented in different directions, characterized in that the electrically conductive elements and the flanges are formed as an integral unit, and each electrically conductive element has an increased thickness in the bent part between the surface portions oriented in different directions and at the transition areas from the electrically conductive elements to the flanges . a pair of flanges , and a plurality of electrically conductive elements stacked between the flanges ; wherein each electrically conductive element is configured lamellar, has an undulate shape and includes surface portions oriented in different directions, characterized in that the electrically conductive elements and the flanges are formed as an integral unit, and each electrically conductive element has an increased thickness in the bent part between the surface portions oriented in different directions and at the transition areas from the electrically conductive elements to the flanges .
A belt sander including a main casing , a power unit mounted in said main casing , and having a rotating shaft that is adapted to be driven by electric power to rotate about a first axis (X), a belt unit , and a positioning unit , wherein said belt unit of said belt sander includes a belt casing that is rotatably connected to said main casing , and wherein an abrasive belt is mounted in said belt casing , and is configured to be driven by said rotating shaft , said positioning unit of said belt sander includes a positioning member that is movably mounted to said main casing , and that is adapted for manual operation, and an engaging member that is co-movably connected to said positioning member , said positioning member being movable relative to said main casing along a second axis (Y) transverse to the first axis (X) between an engaging position and a releasing position, and characterised in that the belt casing defines a track groove being open toward said power unit and surrounding said rotating shaft , and that has a plurality of engaging portions arranged around said track groove and said rotating shaft , each of said engaging portions defining a notch that is in spatial communication with said track groove , and said positioning member being movable between the engaging position, where said engaging member extends into said notch of a selected one of said engaging portions such that said engaging member is engaged with said selected one of said engaging portions , and the releasing position, where said engaging member is disengaged from said engaging portions , the engaging position being farther away from said rotating shaft than the releasing position. said belt unit of said belt sander includes a belt casing that is rotatably connected to said main casing , and wherein an abrasive belt is mounted in said belt casing , and is configured to be driven by said rotating shaft , said positioning unit of said belt sander includes a positioning member that is movably mounted to said main casing , and that is adapted for manual operation, and an engaging member that is co-movably connected to said positioning member , said positioning member being movable relative to said main casing along a second axis (Y) transverse to the first axis (X) between an engaging position and a releasing position, and characterised in that the belt casing defines a track groove being open toward said power unit and surrounding said rotating shaft , and that has a plurality of engaging portions arranged around said track groove and said rotating shaft , each of said engaging portions defining a notch that is in spatial communication with said track groove , and said positioning member being movable between the engaging position, where said engaging member extends into said notch of a selected one of said engaging portions such that said engaging member is engaged with said selected one of said engaging portions , and the releasing position, where said engaging member is disengaged from said engaging portions , the engaging position being farther away from said rotating shaft than the releasing position.
Vertical Cavity Surface Emitting Laser device, comprising an optical resonator , a photodiode , and an electrical contact arrangement , the optical resonator comprising a first distributed Bragg reflector , a second distributed Bragg reflector , and an active region for light emission, wherein the active region is arranged between the first and second distributed Bragg reflectors , wherein the photodiode comprises a light absorption region arranged in the optical resonator , and the electrical contact arrangement is arranged to provide an electrical drive current to electrically pump the optical resonator , and to electrically contact the photodiode , wherein the active region comprises at least one In x Ga 1-x As layer, wherein 0 ≤ x < 1, and the light absorption region comprises at least one In y Ga 1-y As layer, wherein 0< y < 1, and wherein y is greater than x, wherein the In y Ga 1-y As layer of the light absorption region is an intrinsic layer of the light absorption region , wherein the light absorption region of the photodiode comprises at least one undoped further layer based on a material different from the In y Ga 1-y As layer, wherein the In y Ga 1-y As layer is immediately adjacent to the further layer, and wherein an intrinsic zone of the light absorption region has a total thickness of at least 70nm, characterized in that : - the at least one In y Ga 1-y As layer of the light absorption region has a thickness in a range from 15 nm - 50 nm, and - wherein the at least one undoped further layer comprises GaAs z P 1-z , with 0<z<1. - the at least one In y Ga 1-y As layer of the light absorption region has a thickness in a range from 15 nm - 50 nm, and - wherein the at least one undoped further layer comprises GaAs z P 1-z , with 0<z<1.
Openable superstructure for a substructure , such as a self-propelled truck, a truck, a semitrailer, a trailer, a container, a dump truck, a railway wagon, a building or the like; comprising a collapsible top frame , a cover , in particular a tarpaulin, which can be connected to the top frame , and a drive for folding in and/or out the top frame , wherein the drive causes at least one tension element which is at least tension-resistant to move, wherein the at least one tension element which is at least tension-resistant can be coupled to a distal carriage of the top frame and moves the distal carriage back and/or forth as a function of an actuation direction of the drive , wherein the drive comprises a driven first rotating body , wherein the drive comprises a second rotating body , and whereinthe first rotating body and the second rotating body are arranged adjacent to one another and form a drive device , characterized in that the at least one tension element which is at least tension-resistant is wound several times alternatingly at approximately 180 degrees around the first rotating body and at approximately 180 degrees around the second rotating body . a collapsible top frame , a cover , in particular a tarpaulin, which can be connected to the top frame , and a drive for folding in and/or out the top frame , wherein the drive causes at least one tension element which is at least tension-resistant to move, wherein the at least one tension element which is at least tension-resistant can be coupled to a distal carriage of the top frame and moves the distal carriage back and/or forth as a function of an actuation direction of the drive , wherein the drive comprises a driven first rotating body , wherein the drive comprises a second rotating body , and whereinthe first rotating body and the second rotating body are arranged adjacent to one another and form a drive device , characterized in that the at least one tension element which is at least tension-resistant is wound several times alternatingly at approximately 180 degrees around the first rotating body and at approximately 180 degrees around the second rotating body .
An electrical mains plug with a body formed of an electrically insulating material, in which two contact pins are arranged parallel to one another, which protrude out of the body on a first side thereof and are connected or connectable in the interior of the body in each case to an electrical conductor , which leads or can be led out of the body on a second side thereof, and in which a sensor is provided, wherein the sensor is a temperature sensor, namely a thermal bimetallic element, which is a component of a thermal bimetallic switch associated with at least one of the two contact pins , characterised in that the thermal bimetallic switch contains a metallic housing for the thermal bimetallic element which does not touch the nearest contact pin . in which two contact pins are arranged parallel to one another, which protrude out of the body on a first side thereof and are connected or connectable in the interior of the body in each case to an electrical conductor , which leads or can be led out of the body on a second side thereof, and in which a sensor is provided, wherein the sensor is a temperature sensor, namely a thermal bimetallic element, which is a component of a thermal bimetallic switch associated with at least one of the two contact pins , characterised in that the thermal bimetallic switch contains a metallic housing for the thermal bimetallic element which does not touch the nearest contact pin .
An assembly comprising: a pipe for carrying hydrocarbon fluid; a pressure-inducing device positioned in a portion of the pipe to output a pressure wave in an inner area of the portion of the pipe; a computing device ; and a pressure transducer in fluid communication with the portion of the pipe to detect pressure fluctuations of the pressure wave and output a signal indicative of the pressure fluctuations to the computing device , characterized in that the computing device is configured to determine (i) a pooling or deposition location and (ii) a volume in the portion of the pipe, wherein the computing device is configured to use the signal indicative of the pressure fluctuations to determine the pooling or deposition location and to determine volume in the portion of the pipe by: estimating a localized variation in a diameter of the pipe caused by pooling or deposition using an inverse model; identifying and classifying pooling or depositions by applying a machine-learning model to the pressure fluctuations; converting the localized variation in the diameter of the pipe to equivalent liquid volume for pooling locations; and outputting the pooling or deposition location and volume that is usable for determining an action on the pipe to remove the pooling or deposition. a pipe for carrying hydrocarbon fluid; a pressure-inducing device positioned in a portion of the pipe to output a pressure wave in an inner area of the portion of the pipe; a computing device ; and a pressure transducer in fluid communication with the portion of the pipe to detect pressure fluctuations of the pressure wave and output a signal indicative of the pressure fluctuations to the computing device , characterized in that the computing device is configured to determine (i) a pooling or deposition location and (ii) a volume in the portion of the pipe, wherein the computing device is configured to use the signal indicative of the pressure fluctuations to determine the pooling or deposition location and to determine volume in the portion of the pipe by: estimating a localized variation in a diameter of the pipe caused by pooling or deposition using an inverse model; (i) a pooling or deposition location and (ii) a volume in the portion of the pipe, wherein the computing device is configured to use the signal indicative of the pressure fluctuations to determine the pooling or deposition location and to determine volume in the portion of the pipe by: estimating a localized variation in a diameter of the pipe caused by pooling or deposition using an inverse model; identifying and classifying pooling or depositions by applying a machine-learning model to the pressure fluctuations; converting the localized variation in the diameter of the pipe to equivalent liquid volume for pooling locations; and outputting the pooling or deposition location and volume that is usable for determining an action on the pipe to remove the pooling or deposition.
An acoustic modular segment , comprising: a. a frame with side walls , an upper and lower base and facing sides , b. at least one reinforcing element between the upper and lower base , c. a filling arranged inside the frame outside the reinforcing element , and d. at least two openings for a fixing component and at least two receivers for holding the fixing component , wherein at least one opening and at least one receiver are always arranged in both the lower and upper base and these are guided inside the reinforcing element , wherein the opening for the fixing component in the upper base is arranged directly above the opening for the fixing component in the lower base and the receiver for holding the fixing component in the upper base is arranged directly above the receiver for holding the fixing component in the lower base and their connecting line passes through the reinforcing element . characterised in that the filling is of acoustically insulating material and in that the reinforcing element is a pair of vertical walls arranged at a distance inwards from the facing sides of the frame and running parallel to the facing sides of the frame between the upper and lower base , wherein reinforcing partitions are arranged between the vertical walls and at least one vertical wall is coated with at least one layer of acoustically insulating material. a. a frame with side walls , an upper and lower base and facing sides , b. at least one reinforcing element between the upper and lower base , c. a filling arranged inside the frame outside the reinforcing element , and d. at least two openings for a fixing component and at least two receivers for holding the fixing component , wherein at least one opening and at least one receiver are always arranged in both the lower and upper base and these are guided inside the reinforcing element , wherein the opening for the fixing component in the upper base is arranged directly above the opening for the fixing component in the lower base and the receiver for holding the fixing component in the upper base is arranged directly above the receiver for holding the fixing component in the lower base and their connecting line passes through the reinforcing element .
Pneumatic vehicle tyre with a tread, which has profile positives, for example rows of profile blocks or profile strips that are separated from one another by grooves, such as for example circumferential grooves , transverse grooves , oblique grooves and the like, wherein profile positives with spikes positioned in spike holes are provided, in which, starting from the spike , shallow elongated recesses extending in the two circumferential directions (U) are formed as reservoirs for receiving the shards of ice produced when the spike scrapes on ice, wherein the recesses extending in the two circumferential directions (U) are configured so as to correspond, characterized in that , starting from the spike , at least one further recess extends in the axial direction and, when there are a number of recesses in total, has a smaller volume (V 2 ) than the recess (es) extending in each of the circumferential directions (U), wherein the recess(es) extending in the two circumferential directions (U) and the at least one recess extending in the axial direction are the only recesses per spike .
Polishing tool for polishing a lens (L), comprising: a base , an elastic intermediate layer , in particular a foam carrier, applied to the base , a polishing foil applied to the intermediate layer , wherein the intermediate layer has at least two portions/parts of different hardness and/or stiffness, wherein a first portion/part of the intermediate layer adjoining the base is harder and/or stiffer than a second portion/part of the intermediate layer adjoining the polishing foil , characterized in that the first portion/part is of foam material, and in that the base has a curved front surface , the radius of curvature of the front surface being at least 50 mm and/or at most 1000 mm. a base , an elastic intermediate layer , in particular a foam carrier, applied to the base , a polishing foil applied to the intermediate layer , wherein the intermediate layer has at least two portions/parts of different hardness and/or stiffness, wherein a first portion/part of the intermediate layer adjoining the base is harder and/or stiffer than a second portion/part of the intermediate layer adjoining the polishing foil , characterized in that the first portion/part is of foam material, and in that the base has a curved front surface , the radius of curvature of the front surface being at least 50 mm and/or at most 1000 mm.