mhurhangee/ep-ind-claims huggingface dataset:
Protector for electrical sockets, the protector comprises: - a cover with a planar part, and - a cover guiding channel, such that the cover is mobile between a lower position (Pinf) and an upper position (Psup) in the cover guiding channel, the protector comprising means for generating a force on the cover directed from the lower position (Pinf) towards the upper position (Psup), characterized in that: the cover is mobile according to a direction perpendicular to the planar part of the cover, the protector cover guiding channel comprises a side wall and a bottom part; the means for generating a force comprise: - at least one lower magnet arranged close to the lower position (Pinf) in the bottom of the cover guiding channel or close to the intersection between the bottom and the side wall; and - at least one upper magnet arranged close to the upper position (Psup) and in the side wall or close to the side wall; and - at least one mobile magnet fixed to the cover and arranged to be repelled by the lower magnet and attracted by the upper magnet. - a cover with a planar part, and - a cover guiding channel, such that the cover is mobile between a lower position (Pinf) and an upper position (Psup) in the cover guiding channel, the protector comprising means for generating a force on the cover directed from the lower position (Pinf) towards the upper position (Psup), characterized in that: the cover is mobile according to a direction perpendicular to the planar part of the cover, the protector cover guiding channel comprises a side wall and a bottom part; the means for generating a force comprise: such that the cover is mobile between a lower position (Pinf) and an upper position (Psup) in the cover guiding channel, the protector comprising means for generating a force on the cover directed from the lower position (Pinf) towards the upper position (Psup), characterized in that: the cover is mobile according to a direction perpendicular to the planar part of the cover, the protector cover guiding channel comprises a side wall and a bottom part; the means for generating a force comprise: the cover is mobile according to a direction perpendicular to the planar part of the cover, the protector cover guiding channel comprises a side wall and a bottom part; the means for generating a force comprise: - at least one lower magnet arranged close to the lower position (Pinf) in the bottom of the cover guiding channel or close to the intersection between the bottom and the side wall; and - at least one upper magnet arranged close to the upper position (Psup) and in the side wall or close to the side wall; and - at least one mobile magnet fixed to the cover and arranged to be repelled by the lower magnet and attracted by the upper magnet.
Pressure compensation device for compensating an internal pressure in a housing of an electrochemical device, comprising at least one gas-permeable membrane for gas exchange between an interior of the housing and surroundings of the electrochemical device, wherein the pressure compensation device comprises a valve body which can be transferred from a home position resting on a valve seat into a use position remote from the valve seat, wherein the valve body comprises a valve surface to which the internal pressure is applied, characterized in that the valve body comprises a gas throughflow opening that is sealed by the gas-permeable membrane and in that the valve surface is formed by a surface of the gas-permeable membrane at least in part, and in that, when the valve body is in the home position, gas is guided along a gas-exchange path, wherein a gas exchange takes place through the gas-permeable membrane, and in that, when the valve body is in the use position, gas is guided along a flow path which differs from the gas exchange path and which extends around the valve body and the gas-permeable membrane.
A method of automatically tuning a radio frequency coil for use with a magnetic resonance imaging system using a tuning circuit connected to the radio frequency coil, the method comprising: obtaining information indicative of a Larmor frequency of the magnetic resonance imaging system; controlling the radio frequency coil to detect electromagnetic noise in an environment of the magnetic resonance imaging system; determining a resonant frequency of the radio frequency coil based on the detected electromagnetic noise by identifying a frequency in spectra of the detected electromagnetic noise at which the radio frequency coil exhibited a maximum response; and using a controller to automatically set at least one value of the tuning circuit based on the determined resonant frequency to cause the radio frequency coil to resonate at approximately the Larmor frequency based on the obtained information. obtaining information indicative of a Larmor frequency of the magnetic resonance imaging system; controlling the radio frequency coil to detect electromagnetic noise in an environment of the magnetic resonance imaging system; determining a resonant frequency of the radio frequency coil based on the detected electromagnetic noise by identifying a frequency in spectra of the detected electromagnetic noise at which the radio frequency coil exhibited a maximum response; and using a controller to automatically set at least one value of the tuning circuit based on the determined resonant frequency to cause the radio frequency coil to resonate at approximately the Larmor frequency based on the obtained information.
A hydraulic machine comprising a shaft and a casing mounted to rotate relative to each other by means of a bearing, the hydraulic machine comprising: - first brake elements constrained to rotate with the casing; - second brake elements constrained to rotate with the shaft; the first and second brake elements (92, 93) forming a stack and being configured so as to enable the casing to be constrained to rotate with the shaft when they are put into contact; - a spring washer mounted to bear against the casing and tending to urge the first and second brake elements (92, 93) in a braking direction, tending to cause the first and second brake elements (92, 93) to be put into contact; and - a brake release piston configured to act on the spring washer in a direction opposing the braking direction; the hydraulic machine being characterized in that: - the brake release piston comprises a primary brake release piston associated with a primary brake release chamber, and a secondary brake release piston associated with a secondary brake release chamber, said primary and secondary chambers (62a, 62b) being fluidly connected together and adapted to exert thrust force respectively on the primary piston and on the secondary piston; and - said primary and secondary chambers (62a, 62b) being arranged in succession along a longitudinal direction of the shaft and extending radially around the shaft in such a manner that projections of the primary brake release chamber and of the secondary brake release chamber onto a plane perpendicular to a longitudinal axis (X-X) defined by the axis of rotation of the hydraulic machine are superposed, at least in part. - first brake elements constrained to rotate with the casing; - second brake elements constrained to rotate with the shaft; the first and second brake elements (92, 93) forming a stack and being configured so as to enable the casing to be constrained to rotate with the shaft when they are put into contact; - a spring washer mounted to bear against the casing and tending to urge the first and second brake elements (92, 93) in a braking direction, tending to cause the first and second brake elements (92, 93) to be put into contact; and - a brake release piston configured to act on the spring washer in a direction opposing the braking direction; - the brake release piston comprises a primary brake release piston associated with a primary brake release chamber, and a secondary brake release piston associated with a secondary brake release chamber, said primary and secondary chambers (62a, 62b) being fluidly connected together and adapted to exert thrust force respectively on the primary piston and on the secondary piston; and - said primary and secondary chambers (62a, 62b) being arranged in succession along a longitudinal direction of the shaft and extending radially around the shaft in such a manner that projections of the primary brake release chamber and of the secondary brake release chamber onto a plane perpendicular to a longitudinal axis (X-X) defined by the axis of rotation of the hydraulic machine are superposed, at least in part.
A method of performing refresh operations on a flash memory, the method comprising: setting one or more refresh registers of the flash memory with values received from a host; and performing refresh operations on the flash memory based on the values set in the one or more refresh registers, and characterized in that setting the one or more refresh registers comprises at least one of: setting a first register to indicate start/stop settings for the refresh operations and clearing the first register to stop an ongoing refresh operation; setting a second register to indicate at least one partition of one or more target memory partitions of the Flash memory for the refresh operations; setting a fourth register to indicate a refresh algorithm for performing the refresh operations; or setting a fifth register to indicate refresh rates for performing the refresh operations. setting one or more refresh registers of the flash memory with values received from a host; and performing refresh operations on the flash memory based on the values set in the one or more refresh registers, and characterized in that setting the one or more refresh registers comprises at least one of: setting a first register to indicate start/stop settings for the refresh operations and clearing the first register to stop an ongoing refresh operation; setting a second register to indicate at least one partition of one or more target memory partitions of the Flash memory for the refresh operations; setting a fourth register to indicate a refresh algorithm for performing the refresh operations; or setting a fifth register to indicate refresh rates for performing the refresh operations. setting a first register to indicate start/stop settings for the refresh operations and clearing the first register to stop an ongoing refresh operation; setting a second register to indicate at least one partition of one or more target memory partitions of the Flash memory for the refresh operations; setting a fourth register to indicate a refresh algorithm for performing the refresh operations; or setting a fifth register to indicate refresh rates for performing the refresh operations.
A noise damping fibre for a noise damper for compressed air systems, in particular for brake systems of utility vehicles, with surface grooves formed by surface treatment, wherein the surface grooves are microscopic surface grooves.
A method of computer controlled determination of operational parameters of a computational model of borehole equipment for drilling a borehole in an earth formation, said borehole equipment comprising a rotational drive system, a drill string having a bottom hole assembly comprising a drill bit and a top end coupled to said rotational drive system, and a speed controller for controlling rotational drive speed of said drive system, the method being characterized by the steps of: - controlling said drive system such that a torque provided by said drive system while driving said drill string is varied over a time period; - obtaining rotational top end drive speed of said drill string during said time period; - calculating from said varying torque and said obtained rotational top end drive speed an estimated torque-speed transfer function; - matching said estimated torque-speed transfer function and a torque-speed transfer function computed from said computational model of said borehole equipment, and - determining said operational parameters from said matched estimated torque-speed transfer function and said computed torque-speed transfer function. - controlling said drive system such that a torque provided by said drive system while driving said drill string is varied over a time period; - obtaining rotational top end drive speed of said drill string during said time period; - calculating from said varying torque and said obtained rotational top end drive speed an estimated torque-speed transfer function; - matching said estimated torque-speed transfer function and a torque-speed transfer function computed from said computational model of said borehole equipment, and - determining said operational parameters from said matched estimated torque-speed transfer function and said computed torque-speed transfer function.
An angular error correction device for correcting an angular error of a position sensor, wherein the position sensor is configured to detect a rotational position of an electric motor and includes a periodic error that is uniquely determined in accordance with the rotational position, wherein a frequency component of the angular error is known, the angular error correction device comprising: a current sensor that is configured to detect current flowing in the electric motor; a frequency analysis unit that is configured to analyze, using the rotational position of the electric motor, the frequency of the current detected by the current sensor when speed feedback control is performed by the position sensor, and to calculate an amplitude of a specific frequency component corresponding to the frequency component of the angular error; an angular error estimator that is configured to estimate, as an angular error estimated value, the angular error formed from the specific frequency component on the basis of a relationship between the angular error and a current pulsation, with the input of the amplitude calculated by the frequency analysis unit and the rotational position of the electric motor; and an angular error correction unit that is configured to correct, using the angular error estimated value, the angular error for the rotational position of the electric motor detected by the position sensor. a current sensor that is configured to detect current flowing in the electric motor; a frequency analysis unit that is configured to analyze, using the rotational position of the electric motor, the frequency of the current detected by the current sensor when speed feedback control is performed by the position sensor, and to calculate an amplitude of a specific frequency component corresponding to the frequency component of the angular error; an angular error estimator that is configured to estimate, as an angular error estimated value, the angular error formed from the specific frequency component on the basis of a relationship between the angular error and a current pulsation, with the input of the amplitude calculated by the frequency analysis unit and the rotational position of the electric motor; and an angular error correction unit that is configured to correct, using the angular error estimated value, the angular error for the rotational position of the electric motor detected by the position sensor.
Use of a deep eutectic solvent to inhibit the degradation of a biomolecule, wherein the biomolecule is selected from an RNA and a DNA, optionally wherein the biomolecule is present in a sample or tissue, optionally wherein the sample or tissue comprises a solid tissue, plasma, serum or whole blood, further optionally wherein the whole blood includes a circulating tumour cell.
An improved method of resin-reinforcement of a block of stone material, having cracks and/or shallow or deep defects, said method comprising the steps of: a) laying a sheet of flexible waterproof plastic material on a base resting on the ground and placing a block to be resin-reinforced on said sheet; b) applying a plurality of spacer members to one or more walls of the block; c) attaching a plurality of panels of rigid sheet material on the walls of the block with said spacer members interposed, to leave a gap between the panels and the walls of the block; d) folding said sheet on the walls of the block covered with said panels, to form a container; e) hermetically sealing said container; f) applying at least one first connector to the outer surface of said container and connecting it to a vacuum pump via first pipes to create a negative pressure in said container; g) applying at least one second connector, distinct from the first connector, and extending through said panels, to said container; h) introducing a resin in the liquid or pasty state into the container via second pipes connected to said container through said second connector, to fill said gap; i) maintaining the vacuum in the container for a predetermined time (t) to allow the resin to penetrate the gap and the cracks and/or defects until the resin is at least partially cured; j) disconnecting said first and second pipes from the container and removing the resin-reinforced block from said container. a) laying a sheet of flexible waterproof plastic material on a base resting on the ground and placing a block to be resin-reinforced on said sheet; b) applying a plurality of spacer members to one or more walls of the block; c) attaching a plurality of panels of rigid sheet material on the walls of the block with said spacer members interposed, to leave a gap between the panels and the walls of the block; d) folding said sheet on the walls of the block covered with said panels, to form a container; e) hermetically sealing said container; f) applying at least one first connector to the outer surface of said container and connecting it to a vacuum pump via first pipes to create a negative pressure in said container; g) applying at least one second connector, distinct from the first connector, and extending through said panels, to said container; h) introducing a resin in the liquid or pasty state into the container via second pipes connected to said container through said second connector, to fill said gap; i) maintaining the vacuum in the container for a predetermined time (t) to allow the resin to penetrate the gap and the cracks and/or defects until the resin is at least partially cured; j) disconnecting said first and second pipes from the container and removing the resin-reinforced block from said container.
A microfluidic mixing method, comprising the ballistic injection of at least one second liquid in a microfluidic conduit comprising a first liquid comprising a first composition, so that the second liquid is dispersed in the first liquid according to a Taylor-Aris type dispersion of the second liquid relative to the first liquid in the microfluidic conduit, the second liquid comprising an upstream portion and a downstream portion, the upstream portion comprising a second composition different from the first composition, the downstream portion comprising the first composition and being located downstream of the upstream portion, the second liquid being injected into the microfluidic conduit, so that the downstream portion pushes the upstream portion into the microfluidic conduit, to obtain an almost homogeneous concentration of the second composition in a central portion of the microfluidic conduit. the second liquid comprising an upstream portion and a downstream portion, the upstream portion comprising a second composition different from the first composition, the downstream portion comprising the first composition and being located downstream of the upstream portion, the second liquid being injected into the microfluidic conduit, so that the downstream portion pushes the upstream portion into the microfluidic conduit, to obtain an almost homogeneous concentration of the second composition in a central portion of the microfluidic conduit.
A method of forming a fibre article, comprising: providing a former having a contoured forming surface; locating a fibre preform between a first diaphragm and a second diaphragm, the second diaphragm being offset from the forming surface; drawing a vacuum between the first and second diaphragms so as to hold the preform captive between the diaphragms; displacing the second diaphragm towards the former so as to bring the second diaphragm into partial contact with the former; drawing a vacuum between the second diaphragm and the former so as to bring at least a part of the second diaphragm adjoining the preform into conformity with the forming surface; and setting the preform in its configuration; wherein: the fibre preform comprises one or more substantially inextensible fibres extending linearly in a first direction; the forming surface comprises a concavity and prominences (14, 15) on either side of the concavity; and the step of bringing the second diaphragm into partial contact with the former comprises bringing the second diaphragm into contact with the prominences whilst the second diaphragm does not fully contact the concavity and with the substantially inextensible fibres extending from one of the prominences to the other. providing a former having a contoured forming surface; locating a fibre preform between a first diaphragm and a second diaphragm, the second diaphragm being offset from the forming surface; drawing a vacuum between the first and second diaphragms so as to hold the preform captive between the diaphragms; displacing the second diaphragm towards the former so as to bring the second diaphragm into partial contact with the former; drawing a vacuum between the second diaphragm and the former so as to bring at least a part of the second diaphragm adjoining the preform into conformity with the forming surface; and setting the preform in its configuration; wherein: the fibre preform comprises one or more substantially inextensible fibres extending linearly in a first direction; the forming surface comprises a concavity and prominences (14, 15) on either side of the concavity; and the step of bringing the second diaphragm into partial contact with the former comprises bringing the second diaphragm into contact with the prominences whilst the second diaphragm does not fully contact the concavity and with the substantially inextensible fibres extending from one of the prominences to the other. the fibre preform comprises one or more substantially inextensible fibres extending linearly in a first direction; the forming surface comprises a concavity and prominences (14, 15) on either side of the concavity; and the step of bringing the second diaphragm into partial contact with the former comprises bringing the second diaphragm into contact with the prominences whilst the second diaphragm does not fully contact the concavity and with the substantially inextensible fibres extending from one of the prominences to the other.
Use of a dilatant, entrapped by and in intimate admixture with a polymeric material to form a composite material, for protection from damage by impact, wherein the composite material comprises: i) a first polymer-based elastic material and ii) a second polymer-based material, different from i), which exhibits dilatancy in the absence of i); wherein ii) is entrapped in a sold matrix of i), the composite material being unfoamed; and further wherein the first material i) and second material ii) are in intimate admixture.