mhurhangee/ep-ind-claims huggingface dataset:
A method for compressing a gas using a liquid, comprising: maintaining a first volume of gas in a low pressure chamber, the low pressure chamber comprising a Coanda nozzle; maintaining a second volume of gas in a high pressure chamber, the high pressure chamber being fluidly connected to the low pressure chamber and comprising a Coanda nozzle; providing pressurized liquid into the low pressure chamber through the Coanda nozzle, wherein the pressurized liquid compresses the first volume of gas to a first pressure; and providing pressurized liquid into the high pressure chamber through the Coanda nozzle, wherein the pressurized liquid compresses the second volume of gas to a second pressure greater than the first pressure, wherein pressurized liquid is simultaneously provided to the low pressure and high pressure chambers (11, 12), and wherein the Coanda nozzles for the low pressure and high pressure chambers (11, 12) are configured to increase entrainment of gas in the pressurized liquid during compression. maintaining a first volume of gas in a low pressure chamber, the low pressure chamber comprising a Coanda nozzle; maintaining a second volume of gas in a high pressure chamber, the high pressure chamber being fluidly connected to the low pressure chamber and comprising a Coanda nozzle; providing pressurized liquid into the low pressure chamber through the Coanda nozzle, wherein the pressurized liquid compresses the first volume of gas to a first pressure; and providing pressurized liquid into the high pressure chamber through the Coanda nozzle, wherein the pressurized liquid compresses the second volume of gas to a second pressure greater than the first pressure, wherein pressurized liquid is simultaneously provided to the low pressure and high pressure chambers (11, 12), and wherein the Coanda nozzles for the low pressure and high pressure chambers (11, 12) are configured to increase entrainment of gas in the pressurized liquid during compression.
Cylinder head device for an internal combustion engine, having a cylinder head with at least one first receiving area arranged on an inlet side of the cylinder head for at least one first camshaft to be mounted on the cylinder head, and at least one second receiving area arranged on an outlet side of the cylinder head, facing away from the inlet side, for at least one second camshaft to be mounted on the cylinder head, wherein the receiving areas (16, 28) are separated from each other, at least in areas, by means of at least one intermediate wall of the cylinder head arranged, at least in areas, between the receiving areas (16, 28), wherein at least one line element extends in the intermediate wall, via which at least one element (56, 64) of the cylinder head device can be supplied with lubricant, characterised in that at least one transfer element (44, 46) formed separately from the cylinder head is provided with at least one duct fluidically connected to the line element, via which the lubricant can be fed to the element (56, 64).
A power transmission device in an automatic transmission, the power transmission device comprising: a friction tightening element including a drum member having a bottomed cylindrical shape; and a transmission path constituent member coupled to a bottom of the drum member via a coupling part extending circumferentially along the drum member, and constituting part of a power transmission path of the automatic transmission, characterized in that the bottom of the drum member has low-rigidity parts that are provided at a plurality of circumferential positions on the drum member in respective portions radially outside and inside the coupling part, and that are configured to reduce vibration of the drum member, and the low-rigidity parts is configured as long holes extending circumferentially along the drum member and penetrating the bottom. a friction tightening element including a drum member having a bottomed cylindrical shape; and a transmission path constituent member coupled to a bottom of the drum member via a coupling part extending circumferentially along the drum member, and constituting part of a power transmission path of the automatic transmission, characterized in that the bottom of the drum member has low-rigidity parts that are provided at a plurality of circumferential positions on the drum member in respective portions radially outside and inside the coupling part, and that are configured to reduce vibration of the drum member, and the low-rigidity parts is configured as long holes extending circumferentially along the drum member and penetrating the bottom.
The use of polyolefin copolymers A) for reducing color changes in the course of heating of polymer compositions comprising at least one thermoplastic polyamide B), wherein the polyolefin copolymer A) comprises at least one ethylenically unsaturated monomer Ma and at least one monoethylenically unsaturated monomer Mb in copolymerized form, wherein monomer Ma is selected from C 2 -C 10 -alkenes and vinylaromatic compounds of the formula in which R 1 and R 2 are each independently selected from hydrogen, C 1 -C 10 -alkyl, C 3 -C 12 -cycloalkyl and phenyl, where C 3 -C 12 -cycloalkyl and phenyl are unsubstituted or mono- or polysubstituted by C 1 -C 10 -alkyl; R 3 is C 1 -C 10 -alkyl, C 3 -C 12 -cycloalkyl and phenyl, where C 3 -C 12 -cycloalkyl and phenyl are unsubstituted or mono- or polysubstituted by C 1 -C 10 -alkyl; and a is 0, 1 or 2; and monomer Mb is selected from monoethylenically unsaturated C 3 -C 23 monocarboxylic acids; esters of monoethylenically unsaturated C 3 -C 23 monocarboxylic acids with compounds of formula R 4 -OH, in which R 4 is C 1 -C 10 -alkyl, C 3 -C 12 -cycloalkyl or phenyl, where C 3 -C 12 -cycloalkyl and phenyl are unsubstituted or mono- or polysubstituted by C 1 -C 10 -alkyl; N-C 1 -C 8 -alkyl-substituted amides of monoethylenically unsaturated C 3 -C 23 monocarboxylic acids; monoethylenically unsaturated C 4 -C 20 dicarboxylic acids; monoethylenically unsaturated C 4 -C 20 dicarboxylic anhydrides; monoesters of monoethylenically unsaturated C 4 -C 20 dicarboxylic acids with compounds of formula; diesters of monoethylenically unsaturated C 4 -C 20 dicarboxylic acids with compounds of formula; vinyl esters of C 1 -C 10 monocarboxylic acids; allyl esters of C 1 -C 10 monocarboxylic acids; monoethylenically unsaturated oxiranes of the formula; and monoethylenically unsaturated oxiranes of the formula in which R 5, R 6, R 7, R 8 and R 9 are each independently selected from hydrogen and C 1 -C 6 -alkyl; m is an integer from 0 to 20; n is an integer from 0 to 10; and o is an integer from 0 to 5. R 1 and R 2 are each independently selected from hydrogen, C 1 -C 10 -alkyl, C 3 -C 12 -cycloalkyl and phenyl, where C 3 -C 12 -cycloalkyl and phenyl are unsubstituted or mono- or polysubstituted by C 1 -C 10 -alkyl; R 3 is C 1 -C 10 -alkyl, C 3 -C 12 -cycloalkyl and phenyl, where C 3 -C 12 -cycloalkyl and phenyl are unsubstituted or mono- or polysubstituted by C 1 -C 10 -alkyl; and a is 0, 1 or 2; R 4 is C 1 -C 10 -alkyl, C 3 -C 12 -cycloalkyl or phenyl, where C 3 -C 12 -cycloalkyl and phenyl are unsubstituted or mono- or polysubstituted by C 1 -C 10 -alkyl; R 5, R 6, R 7, R 8 and R 9 are each independently selected from hydrogen and C 1 -C 6 -alkyl; m is an integer from 0 to 20; n is an integer from 0 to 10; and o is an integer from 0 to 5.
A buckle, comprising: a tab; a plurality of posts on the tab; a plurality of pawls (16, 18, 20, 22) pivotally connected to the plurality of posts on the tab so that the plurality of pawls (16, 18, 20, 22) pivot around the plurality of posts; and a receiver that defines a cavity to receive the tab, wherein the tab and the receiver have a locked position in which each pawl of the plurality of pawls (16, 18, 20, 22) engages with the receiver to prevent movement of the tab with respect to the receiver and a released position in which each pawl of the plurality of pawls permits movement of the tab with respect to the receiver; characterized in that the buckle further comprises a plurality of buttons (46, 48) on the receiver, wherein the plurality of buttons (46, 48) has a released position that moves each pawl of the plurality of pawls (16, 18, 20, 22) to the released position. a tab; a plurality of posts on the tab; a plurality of pawls (16, 18, 20, 22) pivotally connected to the plurality of posts on the tab so that the plurality of pawls (16, 18, 20, 22) pivot around the plurality of posts; and a receiver that defines a cavity to receive the tab, wherein the tab and the receiver have a locked position in which each pawl of the plurality of pawls (16, 18, 20, 22) engages with the receiver to prevent movement of the tab with respect to the receiver and a released position in which each pawl of the plurality of pawls permits movement of the tab with respect to the receiver; characterized in that the buckle further comprises a plurality of buttons (46, 48) on the receiver, wherein the plurality of buttons (46, 48) has a released position that moves each pawl of the plurality of pawls (16, 18, 20, 22) to the released position.
An article comprising a porous, air-permeable composite comprising an expanded polytetrafluoroethylene (ePTFE) substrate having a microstructure comprising nodes, fibrils and pores, said nodes being interconnected by said fibrils and said pores being a void space between said nodes and fibrils; and at least one polymer coating, wherein the polymer coating comprises a polyimide or polyurethane polymer and wherein said polymer coating coats the nodes and fibrils of said ePTFE substrate without occluding the pores wherein said composite exhibits Gurley air flow of less than 500 seconds; a mass per area of 75 gm/m 2 or less; and a product of average tensile strength x Z-Strength of at least 100 MPa 2; wherein ATS = (Tensile strength in x-direction + Tensile strength in y-direction)/2 and wherein the Z-strength is the amount of stress required in Z-direction of the substrate to cause failure due to splitting of the substrate; where x and y are orthogonal directions in the plane of the material Z is in the direction through the thickness of the substrate; wherein Tensile strength and Z-strength are measured as described in the Test Methods set out in the description; wherein the tensile strength of the polymer is at least 5 times higher than the Z-strength of the ePTFE substrate before coating; wherein the polymer content of the composite is between 3 and 25 percent by weight of the composite; and wherein said polymer coating coats said nodes and fibrils throughout a thickness of said ePTFE substrate. a porous, air-permeable composite comprising an expanded polytetrafluoroethylene (ePTFE) substrate having a microstructure comprising nodes, fibrils and pores, said nodes being interconnected by said fibrils and said pores being a void space between said nodes and fibrils; and at least one polymer coating, wherein the polymer coating comprises a polyimide or polyurethane polymer and wherein said polymer coating coats the nodes and fibrils of said ePTFE substrate without occluding the pores wherein said composite exhibits Gurley air flow of less than 500 seconds; a mass per area of 75 gm/m 2 or less; and a product of average tensile strength x Z-Strength of at least 100 MPa 2; wherein ATS = (Tensile strength in x-direction + Tensile strength in y-direction)/2 and wherein the Z-strength is the amount of stress required in Z-direction of the substrate to cause failure due to splitting of the substrate; where x and y are orthogonal directions in the plane of the material Z is in the direction through the thickness of the substrate; wherein Tensile strength and Z-strength are measured as described in the Test Methods set out in the description; wherein the tensile strength of the polymer is at least 5 times higher than the Z-strength of the ePTFE substrate before coating; wherein the polymer content of the composite is between 3 and 25 percent by weight of the composite; and wherein said polymer coating coats said nodes and fibrils throughout a thickness of said ePTFE substrate.
A method for maximizing the light transmissivity of a speculum tip element (500, 600), the speculum tip element (500, 600) having an axisymmetric hollow body including a substantially conical shape including a distal opening and a proximal opening, the method comprising: molding the speculum tip element (500, 600) from a plastic material that is at least optically translucent, the speculum tip element (500, 600) having an exterior surface and an interior surface, the method further comprises: providing the exterior surface of the speculum tip element (500, 600) and a proximal portion of the interior surface with a textured surface finish; and providing a distal portion of the interior surface of the speculum tip element (500, 600) with a smooth polished surface finish, characterized in that the textured surface finish of the exterior surface is between an average roughness of 2.8 μm (VDI3400 29) and an average roughness of 6.3 μm (VDI3400 36). molding the speculum tip element (500, 600) from a plastic material that is at least optically translucent, the speculum tip element (500, 600) having an exterior surface and an interior surface, the method further comprises: providing the exterior surface of the speculum tip element (500, 600) and a proximal portion of the interior surface with a textured surface finish; and providing a distal portion of the interior surface of the speculum tip element (500, 600) with a smooth polished surface finish, characterized in that the textured surface finish of the exterior surface is between an average roughness of 2.8 μm (VDI3400 29) and an average roughness of 6.3 μm (VDI3400 36). providing the exterior surface of the speculum tip element (500, 600) and a proximal portion of the interior surface with a textured surface finish; and providing a distal portion of the interior surface of the speculum tip element (500, 600) with a smooth polished surface finish, characterized in that the textured surface finish of the exterior surface is between an average roughness of 2.8 μm (VDI3400 29) and an average roughness of 6.3 μm (VDI3400 36).
A light emitting diode, comprising: a first conductivity type semiconductor layer formed on a substrate; a mesa disposed on the first conductivity type semiconductor layer, the mesa comprising an active layer and a second conductivity type semiconductor layer; a reflective electrode disposed on the mesa and configured to be in ohmic-contact with the second conductivity type semiconductor layer; a current spreading layer disposed on the mesa and the reflective electrode, the current spreading layer comprising a first portion configured to be in ohmic-contact with an upper surface of an end portion of the first conductivity type semiconductor layer; a lower insulating layer disposed between the mesa and the current spreading layer as well as the reflective electrode and the current spreading layer, the lower insulating layer configured to insulate the current spreading layer from the mesa and the reflective electrode; and an upper insulating layer covering the current spreading layer, the upper insulating layer comprising a first hole exposing a second portion of the current spreading layer that is disposed on an upper portion of the mesa; characterized in that the first conductivity type semiconductor layer is exposed in mesa-etched areas through the lower insulation layer including at an edge of the substrate. a first conductivity type semiconductor layer formed on a substrate; a mesa disposed on the first conductivity type semiconductor layer, the mesa comprising an active layer and a second conductivity type semiconductor layer; a reflective electrode disposed on the mesa and configured to be in ohmic-contact with the second conductivity type semiconductor layer; a current spreading layer disposed on the mesa and the reflective electrode, the current spreading layer comprising a first portion configured to be in ohmic-contact with an upper surface of an end portion of the first conductivity type semiconductor layer; a lower insulating layer disposed between the mesa and the current spreading layer as well as the reflective electrode and the current spreading layer, the lower insulating layer configured to insulate the current spreading layer from the mesa and the reflective electrode; and an upper insulating layer covering the current spreading layer, the upper insulating layer comprising a first hole exposing a second portion of the current spreading layer that is disposed on an upper portion of the mesa; characterized in that the first conductivity type semiconductor layer is exposed in mesa-etched areas through the lower insulation layer including at an edge of the substrate.
A sheet metal convector panel for a radiator for heating a room, comprising a plurality of main parallel longitudinal channels laterally separated from each other by longitudinal separating walls, each main channel comprising, in the longitudinal direction of extension thereof, an alternating succession of first delimiting walls, which extend from one side of the separating walls, and second delimiting walls, which extend from the opposite side of the separating walls, characterised in that the first and second delimiting walls (4, 5) of the main channels are ordered in an alternating succession also in the direction along which the main channels succeed one another, and in that said first and second delimiting walls (4, 5), in cooperation with said separating walls, define secondary longitudinal channels which are parallel to and alternate with the main channels, and channels that obliquely intersect the main channels and secondary channels.
A method for checking a photovoltaic inverter separator between the photovoltaic inverter and a power supply network, comprising multiple phases (L1, L2, L3) and a neutral conductor, wherein multiple switching contacts of multiple relays of the separator are controlled by the photovoltaic inverter, and each voltage (30, 31, 32 and 33, 34, 35) at each phase (L1, L2, L3) is measured upstream and downstream of the separator in relation to the neutral conductor, characterized in that in the separator at least one phase (L2, L3) upstream of the separator and at least one phase (L2, L3) downstream of the separator is cross-bonded, and that the switching contacts of the separator are connected and checked in steps according to a switching pattern, wherein the switching pattern is implemented by a stepwise change of the switching contacts of the separator from one switching state to another switching state, and that each switching state is assigned a measurement result in accordance with an evaluation table, and the functionality of the switching contacts of the separator is derived in each switching state of the switching pattern in that, in each switching state, each voltage (30, 31, 32 and 33, 34, 35) is measured at at least one phase (L1, L2, L3) upstream and downstream of the separator in relation to the neutral conductor, and the voltages are compared to the measurement results of the evaluation table.
A system for secure network booting, the system comprising: a client server comprising a unified extensible firmware interface, UEFI, network stack,, the client server being configured, during startup to: execute a UEFI shell that provides an output for a display device associated with the client server; identify that a startup script file is located on a network connected server (321, 323, 329) connected to the client server via a network; request, by the UEFI shell, the startup script file from the network connected server (321, 323, 329) over the network using a secure transfer network protocol of the UEFI network stack; receive over the network the startup script file; and once the startup script file has been received, download commands to the UEFI shell to add functionality to the UEFI shell, wherein the commands downloaded to the UEFI shell comprise a boot command to mount a downloaded ISO image into a memory device associated with the client server, and boot to the ISO image. execute a UEFI shell that provides an output for a display device associated with the client server; identify that a startup script file is located on a network connected server (321, 323, 329) connected to the client server via a network; request, by the UEFI shell, the startup script file from the network connected server (321, 323, 329) over the network using a secure transfer network protocol of the UEFI network stack; receive over the network the startup script file; and once the startup script file has been received, download commands to the UEFI shell to add functionality to the UEFI shell, wherein the commands downloaded to the UEFI shell comprise a boot command to mount a downloaded ISO image into a memory device associated with the client server, and boot to the ISO image.
A bipolar plate disposed between a positive electrode and a negative electrode of a redox flow battery, the bipolar plate comprising: in a surface of the bipolar plate facing at least one of the positive electrode and the negative electrode, at least one groove through which an electrolyte flows, wherein the groove has a pair of sidewalls facing each other in a cross section orthogonal to a direction in which the electrolyte flows, the groove has a narrow portion in which a distance between the sidewalls decreases in a depth direction of the groove, the narrow portion being provided in at least a part of the groove in the depth direction, the groove has a bottom wall, the bottom wall has a flat surface parallel to the surface of the bipolar plate, and a corner between at least one of the sidewalls and the bottom wall is formed to have a curved surface, wherein the groove has an opening and the width w of the opening is 0.5 mm or more and 10 mm or less, an angle formed by at least one of the sidewalls and the bottom wall is 91° or more and 120° or less, a depth h from the opening to the bottom wall in the depth direction of the groove is 0.5 mm or more and 10 mm or less, and a radius of curvature r of the corner is 0.1 mm or more and 10 mm or less. in a surface of the bipolar plate facing at least one of the positive electrode and the negative electrode, at least one groove through which an electrolyte flows, wherein the groove has a pair of sidewalls facing each other in a cross section orthogonal to a direction in which the electrolyte flows, the groove has a narrow portion in which a distance between the sidewalls decreases in a depth direction of the groove, the narrow portion being provided in at least a part of the groove in the depth direction, the groove has a bottom wall, the bottom wall has a flat surface parallel to the surface of the bipolar plate, and a corner between at least one of the sidewalls and the bottom wall is formed to have a curved surface, wherein the groove has an opening and the width w of the opening is 0.5 mm or more and 10 mm or less, an angle formed by at least one of the sidewalls and the bottom wall is 91° or more and 120° or less, a depth h from the opening to the bottom wall in the depth direction of the groove is 0.5 mm or more and 10 mm or less, and a radius of curvature r of the corner is 0.1 mm or more and 10 mm or less.