mhurhangee/ep-ind-claims huggingface dataset:
A device comprising: an operational amplifier (106, 136) of an active bandpass filter circuit; an adjustable resistance device (118, 122, 128, 130, 200, 404) configured to adjust a center frequency associated with the active bandpass filter circuit, wherein the adjustable resistance device includes a set of resistors (224, 226, 228, 230) and a set of switches (204, 206, 208, 210), wherein the set of switches is coupled to an input terminal of the adjustable resistance device, and wherein the set of resistors is coupled to an output terminal of the adjustable resistance device; an adjustable capacitance device (112, 114, 132, 138, 300) configured to adjust the center frequency and a bandwidth associated with the active bandpass filter circuit; and a capacitor coupled to the adjustable resistance device in parallel, wherein the capacitor is configured to stabilize operation of the active bandpass filter circuit; wherein the adjustable resistance device is configured to perform a coarse adjustment of the center frequency, and wherein the adjustable capacitance device is configured to perform a fine adjustment of the center frequency. an operational amplifier (106, 136) of an active bandpass filter circuit; an adjustable resistance device (118, 122, 128, 130, 200, 404) configured to adjust a center frequency associated with the active bandpass filter circuit, wherein the adjustable resistance device includes a set of resistors (224, 226, 228, 230) and a set of switches (204, 206, 208, 210), wherein the set of switches is coupled to an input terminal of the adjustable resistance device, and wherein the set of resistors is coupled to an output terminal of the adjustable resistance device; an adjustable capacitance device (112, 114, 132, 138, 300) configured to adjust the center frequency and a bandwidth associated with the active bandpass filter circuit; and a capacitor coupled to the adjustable resistance device in parallel, wherein the capacitor is configured to stabilize operation of the active bandpass filter circuit; wherein the adjustable resistance device is configured to perform a coarse adjustment of the center frequency, and wherein the adjustable capacitance device is configured to perform a fine adjustment of the center frequency.
A method of forming a superconductor tape or patterned tape-like structure, comprising: depositing a superconductor layer on a substrate; and forming a metal shunt layer comprising a first metal on a surface of the superconductor layer; the method being characterized in: increasing the resistivity of the metal shunt layer by implanting an alloy species into the metal shunt layer, wherein the first metal forms a metal alloy after the implanting of the alloy species. depositing a superconductor layer on a substrate; and forming a metal shunt layer comprising a first metal on a surface of the superconductor layer; the method being characterized in: increasing the resistivity of the metal shunt layer by implanting an alloy species into the metal shunt layer, wherein the first metal forms a metal alloy after the implanting of the alloy species.
A light cupola for the introduction of light into buildings, including a light-transmissive covering hood and a curb frame for placement on or insertion into the ceiling of a building, wherein the curb frame has an inner shell surface inclined with respect to the vertical and widening towards the lower side and which is provided with a reflecting surface, wherein a light-source support is provided on the curb frame in the upper edge region thereof, characterized in that a multitude of light sources is distributed over the circumference and below the covering hood at the light source carrier, wherein the light sources are each provided with an optics, by means of which the light emitted by the light sources is completely captured and can be radiated in a directed manner perpendicular and/or obliquely downwards to the center axis of the curb frame and emitted through the curb frame, wherein the optics dims out a room area above a radiation angle of 45° with respect to the vertical and the reflecting surface of the inner shell surface of the curb frame is configured to be reflecting in a directed manner or to be mirror-coated.
Refrigerator and/or freezer, comprising a refrigerant circuit having at least two parallelly-interconnected evaporators (30, 40, 50), which preferably cool different compartments of the refrigerator and/or freezer, a compressor, by means of which a refrigerant is conveyed to the evaporators (30, 40, 50), and a controller that can be moved in multiple positions, which controller is arranged upstream of the evaporator (30, 40, 50) in the flow direction of the refrigerant and which is configured in such a way that it distributes the refrigerant to the evaporators (30, 40, 50), wherein the suction lines, leading away from the evaporators (30, 40, 50), of the cooling circuit communicate with one another and do not comprise any shut-off means, characterized in that the controller is configured to connect the evaporator (30, 40, 50) assigned to the hottest compartment and not being operated for a certain time on the basis of the temperature measured by a temperature sensor arranged on one of the suction lines leading away from the evaporators (30, 40, 50) when a temperature threshold value of a suction line leading away from one of the evaporators (50, 60, 70) is not reached.
A method of fabricating a reinforced thermoplastic composite part, the method comprising: moving a laminate of reinforcing fibers embedded in a thermoplastic matrix for sequential operations through a heating station and then a forming station; and using the heating station to soften the thermoplastic matrix in a portion of the laminate while using the forming station to impart a geometry to a portion of the laminate whose thermoplastic matrix had just been softened; wherein the softening and the forming are performed simultaneously on different portions of the laminate; and wherein the forming includes using multi-stage tooling to impart different geometries to the laminate; and the forming is performed as a multi-shot stamping operation. moving a laminate of reinforcing fibers embedded in a thermoplastic matrix for sequential operations through a heating station and then a forming station; and using the heating station to soften the thermoplastic matrix in a portion of the laminate while using the forming station to impart a geometry to a portion of the laminate whose thermoplastic matrix had just been softened; wherein the softening and the forming are performed simultaneously on different portions of the laminate; and wherein the forming includes using multi-stage tooling to impart different geometries to the laminate; and the forming is performed as a multi-shot stamping operation.
A vibration device comprising a vibrating member having at least n,n ≥ 2, piezoelectric elements (430a, 430b) arranged on a vibrating plate, each of the piezoelectric elements (430a, 430b) being formed by using a lead-free piezoelectric material and electrodes, characterized in that, each of the n piezoelectric elements (430a, 430b) is composed of a respective piezoelectric material and has a temperature Tm,m being a natural number from 1 to n, being the temperature at which the piezoelectric constant of the piezoelectric material of the m-th piezoelectric element out of the n piezoelectric elements (430a, 430b) is maximized, and at least two of the temperatures T1 through Tn differ from each other.
A pair of sliding components (5, 3) having sliding surfaces that slide with respect to each other, at least the sliding surface on one side is divided into plural sections, each section including a random dimple group in which plural dimples are randomly arranged, and a land portion that separates adjacent random dimple groups in a circumferential direction of the sliding surface, characterized in that the random dimple group in each section is arranged to be biased on one side in the circumferential direction of the section in such a manner that an angular-direction standard deviation (σ θ) of the random dimple group is less than 0.8, and the random dimple group is a band shaped body in which the plural dimples are arranged from an inner peripheral portion of the sliding surface to an outer peripheral portion. at least the sliding surface on one side is divided into plural sections, each section including a random dimple group in which plural dimples are randomly arranged, and a land portion that separates adjacent random dimple groups in a circumferential direction of the sliding surface, characterized in that the random dimple group in each section is arranged to be biased on one side in the circumferential direction of the section in such a manner that an angular-direction standard deviation (σ θ) of the random dimple group is less than 0.8, and the random dimple group is a band shaped body in which the plural dimples are arranged from an inner peripheral portion of the sliding surface to an outer peripheral portion.
An apparatus comprising: a gas turbine engine having a core flow path and a bypass duct structured to bypass a working flow around a combustor of the gas turbine engine; and a moveable component associated with the bypass duct and structured to change a flow area by moving between a first position and a second position, the moveable component actuated to the second position such that a geometry of the duct forms a resonance space tuned to attenuate a noise, characterized in that the moveable component is moveable such that during operation a resonance length of the duct can be changed. a gas turbine engine having a core flow path and a bypass duct structured to bypass a working flow around a combustor of the gas turbine engine; and a moveable component associated with the bypass duct and structured to change a flow area by moving between a first position and a second position, the moveable component actuated to the second position such that a geometry of the duct forms a resonance space tuned to attenuate a noise, characterized in that the moveable component is moveable such that during operation a resonance length of the duct can be changed.
Device for supporting razor heads intended to be mounted on the handle of replaceable head razors, which replaceable head razors comprise a handle, having a coupling end for removably coupling a head, wherein said device is suitable to be connected to the coupling end of the handle and which device is also suitable to be connected to the head, characterized in that said supporting device is composed of a case element removably engageable with said coupling end, said case element having surfaces contacting, at least partially, the surface of said coupling end, generating a form-fit connection, said case element having attachment members for the engagement into corresponding attachment seats provided on said head, and wherein said case element is composed of a box-like body, comprising two half-cases (23, 24) hinged with each other, such that said case element is openable and/or closable and such that in the closing condition said box-like body completely surrounds said coupling end.
A method for seaming a can cover formed of a center panel, an annular reinforcing groove, a chuck wall, and a curled portion, Characterized in that the center panel having a small-diameter satisfying a ratio between a center panel diameter and a can cover diameter of 0.65 to 0.75, the seaming being implemented such that the chuck wall includes a first inclined portion and a second inclined portion which are outwardly inclined, and a lower end portion of the second inclined portion or a second curved portion which connects the first inclined portion and the second inclined portion is positioned at a position in a range of an angle from 0° to 35° with respect to an imaginary horizontal plane passing through a curve center of an R portion of a flange when a top of the flange of a can body and a top of the curled portion of the can cover overlap one another on the imaginary horizontal plane.
A quick-connect coupling for releasably joining together pipes (C 1, C 2) for pressurized fluid, said coupling including two elements, respectively male and female, capable of fitting one the into other, along a longitudinal axis (X-X') of the female element, which is equipped with: at least one locking member (82, 84) for locking an end-piece of a male element in the interfitted configuration; · a fluid flow duct; · a valve for controlling the flow of fluid through the flow duct, which valve includes an element mounted to move relative to a seat;. a discharge circuit for discharging the fluid contained in an internal volume portion (44, 42) forming the flow duct downstream from the seat of the valve in the flow direction of the pressurized fluid; and · a hollow end-piece defining the flow duct in part and suitable for coming to bear against a seal carried by a male element fitted into the female element, this seal being received in a peripheral groove of the male element; said female quick-connect coupling element being characterized in that: - the hollow end-piece is constituted by an inner sleeve and by an outer sleeve that are coaxial and mounted to move axially (F 4, F 8) relative to each other; - the inner sleeve and the outer sleeve are each adapted to come into abutment against the seal carried by the male element; and - a space defined between the two sleeves is in fluid connection with the discharge circuit. at least one locking member (82, 84) for locking an end-piece of a male element in the interfitted configuration; · a fluid flow duct; · a valve for controlling the flow of fluid through the flow duct, which valve includes an element mounted to move relative to a seat;. a discharge circuit for discharging the fluid contained in an internal volume portion (44, 42) forming the flow duct downstream from the seat of the valve in the flow direction of the pressurized fluid; and · a hollow end-piece defining the flow duct in part and suitable for coming to bear against a seal carried by a male element fitted into the female element, this seal being received in a peripheral groove of the male element; - the hollow end-piece is constituted by an inner sleeve and by an outer sleeve that are coaxial and mounted to move axially (F 4, F 8) relative to each other; - the inner sleeve and the outer sleeve are each adapted to come into abutment against the seal carried by the male element; and - a space defined between the two sleeves is in fluid connection with the discharge circuit.
A viscoelastic fluid for a subterranean formation comprising: viscoelastic surfactant according to the formula: where R 1 is a saturated or unsaturated hydrocarbon group of from 17 to 29 carbon atoms, R 2 and R 3, are each independently selected from a straight chain or branched alkyl or hydroxyalkyl group of from 1 to 6 carbon atoms, R 4 is selected from H, hydroxyl, alkyl or hydroxyalkyl groups of from 1 to 4 carbon atoms; k is an integer of from 2-20; m is an integer of from 1-20; and n is an integer of from 0-20; brine solution; and at least one nanoparticle viscosity modifier comprising a particle size of 0.1 nanometers to 500 nanometers, or 0.1 nanometers to 100 nanometers where the at least one nanoparticle viscosity modifier comprises carbon nanotubes, ZrO 2 nanoparticles, or combinations thereof. where R 1 is a saturated or unsaturated hydrocarbon group of from 17 to 29 carbon atoms, R 2 and R 3, are each independently selected from a straight chain or branched alkyl or hydroxyalkyl group of from 1 to 6 carbon atoms, R 4 is selected from H, hydroxyl, alkyl or hydroxyalkyl groups of from 1 to 4 carbon atoms; k is an integer of from 2-20; m is an integer of from 1-20; and n is an integer of from 0-20; brine solution; and at least one nanoparticle viscosity modifier comprising a particle size of 0.1 nanometers to 500 nanometers, or 0.1 nanometers to 100 nanometers where the at least one nanoparticle viscosity modifier comprises carbon nanotubes, ZrO 2 nanoparticles, or combinations thereof.
A rechargeable sodium battery comprising a sodium transition metal based cathode material having a P2 orthorhombic layered bronze crystal structure with space group Cmcm, and having a composition Na x M y Mn 1-y Li y' A z O 2 or Na x M y Mn 1-y O 2 with 0.60<x<0.95, wherein M consists of either one or more elements of the group consisting of Cu, Zn and Ni, with 0.05≤y<0.20, A consisting of either one or more elements of the group consisting of Mg, Ti, Fe, Cr and Co, 0≤z<0.2, 0≤y'<0.33, and z+y'>0.
An authentication apparatus comprising at least one processor, the apparatus for performing an authentication process based on an algorithm of public-key cryptosystems, and the apparatus at least temporarily implemented through the at least one processor, the apparatus comprising: a generator to generate a first instant public key as a random number, produced by a random number generating algorithm that uses a hardware fingerprint provided by a physically unclonable function, PUF, as a seed key for the random number generating algorithm, in response to a request for an electronic signature corresponding to the algorithm; a calculator to calculate a first instant private key to be paired with the first instant public key in the algorithm using the first instant public key; the generator being configured to generate a second instant public key differing from the first instant public key by adding an integer to the first instant public key as the second instant public key, when the first instant private key is absent, in response to a result of the calculating; the calculator being configured to calculate a second instant private key to be paired with the second instant public key in the algorithm, and a processing unit to generate the electronic signature based on the algorithm using the first instant private key when the first instant private key is not absent, in response to the result of the calculating, and to use the second instant private key when the first instant private key is absent and the second instant private key is present. a generator to generate a first instant public key as a random number, produced by a random number generating algorithm that uses a hardware fingerprint provided by a physically unclonable function, PUF, as a seed key for the random number generating algorithm, in response to a request for an electronic signature corresponding to the algorithm; a calculator to calculate a first instant private key to be paired with the first instant public key in the algorithm using the first instant public key; the generator being configured to generate a second instant public key differing from the first instant public key by adding an integer to the first instant public key as the second instant public key, when the first instant private key is absent, in response to a result of the calculating; the calculator being configured to calculate a second instant private key to be paired with the second instant public key in the algorithm, and a processing unit to generate the electronic signature based on the algorithm using the first instant private key when the first instant private key is not absent, in response to the result of the calculating, and to use the second instant private key when the first instant private key is absent and the second instant private key is present.
An electromechanical mount comprising: a housing comprising a front surface and a back surface separated from the front surface along a first axis; a motor disposed within the housing and mounted to an internal frame, the motor having an output shaft aligned parallel to the first axis; a motor pinion mounted to the output shaft of the motor, the motor pinion configured to rotate in response to when the motor is energized; a motor ring configured to rotate about the first axis in response to movement of the motor pinion; a lock plate configured to be received in the housing between the front surface and the back surface, the lock plate configured to capture a mounting plate associated with electronic equipment to be mounted; a locking unit disposed on a side surface of the housing that connects the front surface and back surface, the locking unit comprising a lock mandrel, the locking unit configured to be selectively rotated to either lock or unlock the mount; a key pinion mounted to the lock mandrel, the key pinion configured to be rotated about a second axis which is at an angle relative to the first axis, the key pinion configured to rotate in response to a rotation of the locking unit using a key inserted into the locking unit; a key ring configured to rotate about the first axis in response to movement of the key pinion, wherein the lock plate is configured to rotate on the first axis in response to rotation of the motor ring or rotation of the key ring. a housing comprising a front surface and a back surface separated from the front surface along a first axis; a motor disposed within the housing and mounted to an internal frame, the motor having an output shaft aligned parallel to the first axis; a motor pinion mounted to the output shaft of the motor, the motor pinion configured to rotate in response to when the motor is energized; a motor ring configured to rotate about the first axis in response to movement of the motor pinion; a lock plate configured to be received in the housing between the front surface and the back surface, the lock plate configured to capture a mounting plate associated with electronic equipment to be mounted; a locking unit disposed on a side surface of the housing that connects the front surface and back surface, the locking unit comprising a lock mandrel, the locking unit configured to be selectively rotated to either lock or unlock the mount; a key pinion mounted to the lock mandrel, the key pinion configured to be rotated about a second axis which is at an angle relative to the first axis, the key pinion configured to rotate in response to a rotation of the locking unit using a key inserted into the locking unit; a key ring configured to rotate about the first axis in response to movement of the key pinion, wherein the lock plate is configured to rotate on the first axis in response to rotation of the motor ring or rotation of the key ring.
A test method for a thermal conductivity of a sheet material, comprising: continuously locally heating a to-be-tested sheet by an electrical heating device at constant power, causing heat conduction in a plane direction; and after the to-be-tested sheet reaches thermal equilibrium, measuring and recording surface temperature distribution of the to-be-tested sheet; selecting a section by defining a test line on the surface of the to-be-tested sheet which completely surrounds the area heated by the electrical heating device; according to temperature field data on the surface of the to-be-tested sheet calculating a temperature gradient of each point along a normal on the test line, integrating the temperature gradient along the test line, then multiplying a result of integration by a thickness of the to-be-tested sheet, and denoting a multiplied result as A; estimating total power of heat flow passing through the test section during the test, and denoting the total power of heat flow as PT; and dividing the PT by A to obtain a in-plane thermal conductivity of the to-be-tested sheet material.