mhurhangee/ep-ind-claims huggingface dataset:
A relay control circuit configured for use with a relay having a coil voltage input, the control circuit comprising: a first input to receive a first voltage capable of energizing the relay from a de-energized state; a second input to receive a second voltage capable of maintaining the relay in an energized state, the second voltage being less than the first voltage; a switch disposed in series between the first input and the coil voltage input, the switch having a control input to receive a control signal that electrically couples the first input to the coil voltage input in response to the control signal having a first state and that electrically decouples the first input from the coil voltage input in response to the control signal having a second state; a capacitor electrically coupled between the coil voltage input and ground, wherein the capacitor is configured to hold the coil voltage input at the first voltage for a period of time sufficient to energize the relay from the de-energized state after the first input is electrically decoupled from the coil voltage input; a diode electrically coupled in series between the second input and the coil voltage input; and a switch control circuit having an input to receive a relay control signal and an output electrically coupled to the control input of the switch, the switch control circuit providing the control signal having the second state in response to assertion of the relay control signal and providing the control signal having the first state in response to de-assertion of the relay control signal. a first input to receive a first voltage capable of energizing the relay from a de-energized state; a second input to receive a second voltage capable of maintaining the relay in an energized state, the second voltage being less than the first voltage; a switch disposed in series between the first input and the coil voltage input, the switch having a control input to receive a control signal that electrically couples the first input to the coil voltage input in response to the control signal having a first state and that electrically decouples the first input from the coil voltage input in response to the control signal having a second state; a capacitor electrically coupled between the coil voltage input and ground, wherein the capacitor is configured to hold the coil voltage input at the first voltage for a period of time sufficient to energize the relay from the de-energized state after the first input is electrically decoupled from the coil voltage input; a diode electrically coupled in series between the second input and the coil voltage input; and a switch control circuit having an input to receive a relay control signal and an output electrically coupled to the control input of the switch, the switch control circuit providing the control signal having the second state in response to assertion of the relay control signal and providing the control signal having the first state in response to de-assertion of the relay control signal.
A shelf assembly for a refrigerator or freezer, comprising: a receiving plate for receiving objects; a holding arrangement, which is joined to the receiving plate to form a structural unit, and by means of which the shelf assembly can be mounted in a cooling or freezing space of the refrigerator or freezer on delimiting walls (18, 20) of the cooling or freezing space, wherein the holding arrangement includes at least one holding element, which is arranged in the region of a side edge of the receiving plate, extends along the side edge and is made at least in part of an electrically conducting metal material, wherein the holding element has a metal core, which has a coating or casing of an electrically insulating material, an electrical consumer, wherein the shelf assembly forms a power supply path extending via the metal material of the holding element for supplying power to the electrical consumer, and an electrically conducting element is located in the power supply path, which electrically conducting element projects into a cutout (44c; 44e) created in the holding element and is in electrically conducting contact with the metal core of the holding element there, characterized in that the electrically conducting element is a bolt member, which is inserted into the cutout and has a bolt head protruding out of the cutout, wherein another electrically conducting element located in the power supply path rests on the bolt head or is clamped between the holding element and the bolt head, or the electrically conducting element is held in the cutout by squeeze engagement. a receiving plate for receiving objects; a holding arrangement, which is joined to the receiving plate to form a structural unit, and by means of which the shelf assembly can be mounted in a cooling or freezing space of the refrigerator or freezer on delimiting walls (18, 20) of the cooling or freezing space, wherein the holding arrangement includes at least one holding element, which is arranged in the region of a side edge of the receiving plate, extends along the side edge and is made at least in part of an electrically conducting metal material, wherein the holding element has a metal core, which has a coating or casing of an electrically insulating material, an electrical consumer, wherein the shelf assembly forms a power supply path extending via the metal material of the holding element for supplying power to the electrical consumer, and an electrically conducting element is located in the power supply path, which electrically conducting element projects into a cutout (44c; 44e) created in the holding element and is in electrically conducting contact with the metal core of the holding element there, characterized in that the electrically conducting element is a bolt member, which is inserted into the cutout and has a bolt head protruding out of the cutout, wherein another electrically conducting element located in the power supply path rests on the bolt head or is clamped between the holding element and the bolt head, or the electrically conducting element is held in the cutout by squeeze engagement.
A fuel supply system comprising: a main flow circuit having an upstream main flow line leading to a metering valve, and a downstream main flow line downstream of the metering valve for connection to a gas turbine engine; the fuel supply system being characterized in that it further comprises a low flow circuit branched off from the main flow line, upstream of the metering valve and having a line connected to an orifice having an upstream side and a downstream side, and the downstream side of the orifice being connected to a mass flow meter, a return low flow line downstream of the mass flow meter and connected into the downstream main flow line at a downstream point; and a controller programmed to take in a low flow circuit mass flow measured by the mass flow meter, and calculate a main mass flow through the main flow circuit. a main flow circuit having an upstream main flow line leading to a metering valve, and a downstream main flow line downstream of the metering valve for connection to a gas turbine engine; the fuel supply system being characterized in that it further comprises a low flow circuit branched off from the main flow line, upstream of the metering valve and having a line connected to an orifice having an upstream side and a downstream side, and the downstream side of the orifice being connected to a mass flow meter, a return low flow line downstream of the mass flow meter and connected into the downstream main flow line at a downstream point; and a controller programmed to take in a low flow circuit mass flow measured by the mass flow meter, and calculate a main mass flow through the main flow circuit.
A method of processing a substrate holder material for manufacturing a substrate holder with minimised temperature differences in the horizontal plane, on which on a first side of said substrate holder a semiconductor substrate is to be placed for layered deposition of various semiconductor materials on the semiconductor substrate using induction heating, the method comprising the steps of: determining a set of electrical resistivity values at at least two measuring positions on said substrate holder material; comparing said set of electrical resistivity values with a reference electrical resistivity, wherein said reference electrical resistivity is determined from the set of electrical resistivity values; locally adapting said substrate holder material at at least one position thereof, wherein said adapting is performed in correspondence with said comparison for manufacturing said substrate holder with minimised temperature difference in the horizontal plane. determining a set of electrical resistivity values at at least two measuring positions on said substrate holder material; comparing said set of electrical resistivity values with a reference electrical resistivity, wherein said reference electrical resistivity is determined from the set of electrical resistivity values; locally adapting said substrate holder material at at least one position thereof, wherein said adapting is performed in correspondence with said comparison for manufacturing said substrate holder with minimised temperature difference in the horizontal plane.
Axial fan with adjustable blades and a rotor, wherein the rotor has a supporting ring in which there are rotatably mounted spars that engage with an adjustment drive and that are securely connected to the blades, characterized in that the mounting for each spar consists of a rolling element bearing bearing against the inside of the supporting ring, and a bushing bearing externally against a top part of the supporting ring, and in that the spar is secured in the supporting ring by means of a spar nut screwed onto the outer end, that projects out of the supporting ring, of the spar, wherein a root of the blade is attached directly to the spar nut.
A control device for a vehicle including an engine, a hydraulic power transmission device including a lock-up clutch being disposed on a power transmission path between the engine and drive wheels, and a stepped transmission configured to assume a gear stage of a plurality of gear stages being disposed on the power transmission path, wherein the stepped transmission includes a plurality of selectively engageable engaging devices each of which is configured to cause the stepped transmission to assume a predetermined gear stage, the control device comprising an electronic control unit configured to at the time of selection of the predetermined gear stage corresponding to the current gear stage of the stepped transmission, control the release of a predetermined engaging device selected from the plurality of engaging devices, wherein the predetermined engaging device is configured to selectively engage a rotating member of a loaded part, which is a part that participates in power transmission in a predetermined gear stage, with a rotating member of a non-loaded part, which is a part that does not participate in the power transmission in the predetermined gear stage, and at the time of the selection of the predetermined gear stage corresponding to the current gear stage and in a predetermined operational state, control an engagement pressure such that the predetermined engaging device is brought into a weak slip state and is in a range that does not affect the selection of the predetermined gear stage, the control device being characterized in that the electronic control unit is configured to control engaging of the lock-up clutch when the predetermined engaging device is brought into the weak slip state in the predetermined operational state; the electronic control unit is configured to determine whether or not a heat generation amount of the predetermined engaging device brought into the weak slip state becomes equal to or greater than a predetermined heat generation amount; and the electronic control unit is configured to control the predetermined engaging device such that the weak slip state is released, in a case where the heat generation amount of the predetermined engaging device becomes equal to or greater than the predetermined heat generation amount. the electronic control unit is configured to control engaging of the lock-up clutch when the predetermined engaging device is brought into the weak slip state in the predetermined operational state; the electronic control unit is configured to determine whether or not a heat generation amount of the predetermined engaging device brought into the weak slip state becomes equal to or greater than a predetermined heat generation amount; and the electronic control unit is configured to control the predetermined engaging device such that the weak slip state is released, in a case where the heat generation amount of the predetermined engaging device becomes equal to or greater than the predetermined heat generation amount.
A thrust system for a vehicle, comprising: at least three electrical power controllers (110, 310); at least three electrical switches (120, 240, 290) each configured to receive electrical power from at least one of the at least three electrical power controllers (110, 310); and at least three thrusters (130, 350) each configured to receive electrical power from at least one of the at least three electrical switches (120, 240, 290); wherein the at least three electrical switches (120, 240, 290) are operable to switch a supply of electrical power from any of the at least three electrical power controllers (110, 310) to any one of the at least three thrusters. at least three electrical power controllers (110, 310); at least three electrical switches (120, 240, 290) each configured to receive electrical power from at least one of the at least three electrical power controllers (110, 310); and at least three thrusters (130, 350) each configured to receive electrical power from at least one of the at least three electrical switches (120, 240, 290); wherein the at least three electrical switches (120, 240, 290) are operable to switch a supply of electrical power from any of the at least three electrical power controllers (110, 310) to any one of the at least three thrusters.
A ventilation unit for a freezer cabinet having a pipe and at least one heating element, wherein an air-permeable filling material is arranged at least in sections in the pipe, and wherein the pipe has at least one securing element for securing the filling material, characterized in that the securing element is designed as a tab, wherein the tab is formed in that a contour of the tab is cut out at least in sections from a wall of the pipe and the tab is bent into the cross section of the pipe at a non-cutout section.
A medical device comprising: an elongate member having an elongate member proximal end, an elongate member distal end, and an elongate member body that defines an inflation lumen; and a balloon (18, 20) attached to the elongate member and adapted to move between a deflated configuration and an inflated configuration, the balloon comprising a balloon proximal end, a balloon distal end, a region disposed between the balloon proximal end and the balloon distal end, a proximal portion extending from the balloon proximal end to the articulating region, a distal portion extending from the articulating region to the balloon distal end, and a balloon wall that defines an inflation chamber in communication with the inflation lumen, wherein said region is an articulating region configured to provide articulation of at least 45° between the proximal portion and the distal portion of the balloon, characterised in that said region is more rigid that the proximal portion or the distal portion. an elongate member having an elongate member proximal end, an elongate member distal end, and an elongate member body that defines an inflation lumen; and a balloon (18, 20) attached to the elongate member and adapted to move between a deflated configuration and an inflated configuration, the balloon comprising a balloon proximal end, a balloon distal end, a region disposed between the balloon proximal end and the balloon distal end, a proximal portion extending from the balloon proximal end to the articulating region, a distal portion extending from the articulating region to the balloon distal end, and a balloon wall that defines an inflation chamber in communication with the inflation lumen, wherein said region is an articulating region configured to provide articulation of at least 45° between the proximal portion and the distal portion of the balloon, characterised in that said region is more rigid that the proximal portion or the distal portion.
Method for collecting and analysing airborne particles, comprising: - a step of eluting particles precipitated on a collecting surface, by injecting an elution liquid through an elution fluidic circuit, said elution fluidic circuit being arranged to convey said precipitated particles to a reaction chamber of an analysis module, - a step of analysing the airborne particles collected in the reaction chamber, - characterized in that: - the eluting step is carried out by heating a first reservoir containing said elution liquid to a first temperature value in order to make a first meltable compound melt, maintaining said first reservoir under pressure, - the analysing step is carried out by heating the reaction chamber to a second temperature value higher than the first temperature value, so as to: ∘ activate a detection reaction in said reaction chamber with a view to carrying out an analysis of the airborne particles, ∘ isolate said reaction chamber during the detection reaction by activating a device for isolating the reaction chamber, ∘ initiate a device for sealing the reaction chamber, by melting a second meltable compound, - a step of sealing said reaction chamber by setting the second meltable compound, which occurs when the temperature drops to a third value lower than said second value. - a step of eluting particles precipitated on a collecting surface, by injecting an elution liquid through an elution fluidic circuit, said elution fluidic circuit being arranged to convey said precipitated particles to a reaction chamber of an analysis module, - a step of analysing the airborne particles collected in the reaction chamber, - characterized in that: - the eluting step is carried out by heating a first reservoir containing said elution liquid to a first temperature value in order to make a first meltable compound melt, maintaining said first reservoir under pressure, - the analysing step is carried out by heating the reaction chamber to a second temperature value higher than the first temperature value, so as to: ∘ activate a detection reaction in said reaction chamber with a view to carrying out an analysis of the airborne particles, ∘ isolate said reaction chamber during the detection reaction by activating a device for isolating the reaction chamber, ∘ initiate a device for sealing the reaction chamber, by melting a second meltable compound, ∘ activate a detection reaction in said reaction chamber with a view to carrying out an analysis of the airborne particles, ∘ isolate said reaction chamber during the detection reaction by activating a device for isolating the reaction chamber, ∘ initiate a device for sealing the reaction chamber, by melting a second meltable compound, - a step of sealing said reaction chamber by setting the second meltable compound, which occurs when the temperature drops to a third value lower than said second value.
A transportable asphalt heating device for heating and keeping warm granulated asphalt, having a heating and mixing chamber comprising an inlet for infeeding granulated asphalt and an outlet for discharging heated asphalt, a heating appliance for heating asphalt present in the chamber, and a driven transport screw for mixing and transporting asphalt present in the chamber between the inlet and the outlet, characterized in that the heating and mixing chamber is substantially cylindrical and the transport screw extends substantially coaxial to a central axis of the chamber, wherein a gap in a range of 0.2 cm to 2 cm is provided between a screw blade of the transport screw and a radially interior wall of the chamber, wherein the transport screw comprises a plurality of axial passages, and wherein a screw flank of the transport screw comprises at least one interruption.
Attachment module for connecting a filter system to a curved connecting surface with openings for the passage of a fluid, characterized by at least one connecting housing which can be fluidically connected to the filter system as intended and in which a plurality of channels corresponding to the openings and extending in rigid individual channel sections are provided which can be connected to the openings in the connecting surface using connecting flanges, wherein the rigid individual channel sections are connected to one another and/or to the connecting housing using flexible connecting portions.
An electric wheelchair comprising: a chassis, a lift device having a base member which is fixedly arranged to the chassis, and a lifting member arranged to move rectilinearly relative to the base member along an axis defined by a longitudinal extension of the lifting member, wherein the lifting member is arranged to move between a retracted position and an extended position, a tilt frame(17; 17'), a first arm pivotally coupled to the lifting member and the tilt frame (17; 17'), and a second arm (15; 15') coupled to the base member, and which second arm (15; 15') is pivotally coupled to the first arm forming a pivot connection, wherein movement of the lifting member towards the extended position moves the pivot connection towards the base member and movement of the lifting member towards the retracted position moves the pivot connection away from the base member. a chassis, a lift device having a base member which is fixedly arranged to the chassis, and a lifting member arranged to move rectilinearly relative to the base member along an axis defined by a longitudinal extension of the lifting member, wherein the lifting member is arranged to move between a retracted position and an extended position, a tilt frame(17; 17'), a first arm pivotally coupled to the lifting member and the tilt frame (17; 17'), and a second arm (15; 15') coupled to the base member, and which second arm (15; 15') is pivotally coupled to the first arm forming a pivot connection, wherein movement of the lifting member towards the extended position moves the pivot connection towards the base member and movement of the lifting member towards the retracted position moves the pivot connection away from the base member.