mhurhangee/ep-ind-claims huggingface dataset:
A charging roller comprising: an electroconductive mandrel; and an electroconductive layer as a surface layer, the electroconductive layer including a matrix containing a cross-linked product of a first rubber and domains dispersed in the matrix, each of the domains containing a cross-linked product of a second rubber and an electroconductive particle, the domains each having a volume resistivity lower than a volume resistivity of the matrix, wherein when sampling a cubic sample of the electroconductive layer having a side of 20.0 μm from a region from an outer surface of the electroconductive layer to a depth of 20.0 μm, 50 number% or more of all the domains in the cubic sample satisfy the following condition: Assuming that a domain to be judged in the cubic sample is enveloped by an enveloping cuboid of which all the six surfaces are in contact with the domain, the enveloping cuboid having two surfaces each of which is perpendicular to a line segment L, the line segment L passing through at least one arbitrary point in the domain to be judged and being perpendicular to a surface of the mandrel, "x" is longer than "y" and "z", where "x" is a length of the enveloping cuboid in an X-axis direction, "y" is a length thereof in a Y-axis direction, and "z" is a length thereof in a Z-axis direction, and a line segment S that is perpendicular to the line segment L and is parallel to the X-axis is able to be drawn. an electroconductive mandrel; and an electroconductive layer as a surface layer, the electroconductive layer including a matrix containing a cross-linked product of a first rubber and domains dispersed in the matrix, each of the domains containing a cross-linked product of a second rubber and an electroconductive particle, the domains each having a volume resistivity lower than a volume resistivity of the matrix, wherein when sampling a cubic sample of the electroconductive layer having a side of 20.0 μm from a region from an outer surface of the electroconductive layer to a depth of 20.0 μm, 50 number% or more of all the domains in the cubic sample satisfy the following condition: Assuming that a domain to be judged in the cubic sample is enveloped by an enveloping cuboid of which all the six surfaces are in contact with the domain, the enveloping cuboid having two surfaces each of which is perpendicular to a line segment L, the line segment L passing through at least one arbitrary point in the domain to be judged and being perpendicular to a surface of the mandrel, "x" is longer than "y" and "z", where "x" is a length of the enveloping cuboid in an X-axis direction, "y" is a length thereof in a Y-axis direction, and "z" is a length thereof in a Z-axis direction, and a line segment S that is perpendicular to the line segment L and is parallel to the X-axis is able to be drawn.
A method of maintaining rotor blade tip clearance during a transient operation of a gas turbine engine following an increase in a rate of fuel flow to a combustor of the gas turbine engine, comprising: applying a high spool auxiliary power to a high speed spool (32; 332) until a first time and a first power level are reached and, following the first time, phasing out the power to the high spool power assist until a second time and a zero power level are reached; applying a low spool auxiliary power to a low speed spool (30; 330) until the first time and the first power level are reached and, following the first time, increasing power to the low spool power assist until the second time and a second power level are reached; sensing one or more operational parameters of the gas turbine engine during the transient operation; and ceasing application of power to the high speed spool (32; 332), based on the one or more operational parameters. applying a high spool auxiliary power to a high speed spool (32; 332) until a first time and a first power level are reached and, following the first time, phasing out the power to the high spool power assist until a second time and a zero power level are reached; applying a low spool auxiliary power to a low speed spool (30; 330) until the first time and the first power level are reached and, following the first time, increasing power to the low spool power assist until the second time and a second power level are reached; sensing one or more operational parameters of the gas turbine engine during the transient operation; and ceasing application of power to the high speed spool (32; 332), based on the one or more operational parameters.
A retinal imager for imaging a retina of an eye, the retinal imager comprising: an illumination system having an illumination source and an annular mask and operable to generate illumination light; a beam splitter operable to receive the illumination light and direct the illumination light along an optical axis; a field lens disposed along the optical axis; an objective lens disposed along the optical axis and operable to contact a cornea of the eye, wherein an aerial image is formed adjacent to the field lens; an image sensor; and one or more lenses (542, 548, 572) disposed along the optical axis between the beam splitter and the image sensor, wherein the one or more lenses (542, 548, 572) are operable to form a sensor image at the image sensor; wherein an illumination ring is a relayed image of the annular mask; characterized in that an entrance pupil of the retinal imager and the illumination ring are offset longitudinally; wherein the longitudinal offset ranges from 1 mm to 5 mm; and wherein, in use, the entrance pupil of the retinal imager is positioned between the lens of the eye and the cornea of the eye and the illumination ring is positioned at a front of the lens of the eye, parallel to the iris of the eye. an illumination system having an illumination source and an annular mask and operable to generate illumination light; a beam splitter operable to receive the illumination light and direct the illumination light along an optical axis; a field lens disposed along the optical axis; an objective lens disposed along the optical axis and operable to contact a cornea of the eye, wherein an aerial image is formed adjacent to the field lens; an image sensor; and one or more lenses (542, 548, 572) disposed along the optical axis between the beam splitter and the image sensor, wherein the one or more lenses (542, 548, 572) are operable to form a sensor image at the image sensor; wherein an illumination ring is a relayed image of the annular mask; characterized in that an entrance pupil of the retinal imager and the illumination ring are offset longitudinally; wherein the longitudinal offset ranges from 1 mm to 5 mm; and wherein, in use, the entrance pupil of the retinal imager is positioned between the lens of the eye and the cornea of the eye and the illumination ring is positioned at a front of the lens of the eye, parallel to the iris of the eye.
Method for verifying the presence of a non-return valve in a heating apparatus having at least one heating device, wherein the non-return valve is configured for avoiding back-flow of exhaust gas, comprising at least the following steps, which are carried out when a heating device is integrated into the heating apparatus and/or during the commissioning of one such heating device: a) changing an operating parameter of the heating device which can effect a change in a fluid flow through the heating device, b) detecting a measuring parameter which permits an inference regarding the fluid flow through the heating device, c) recognizing the presence of a non-return valve when the measuring parameter runs at least for a certain length of time independently of the change in the operating parameter, d) transferring the heating device into an error state and/or a deactivated state, if no non-return valve has been detected. a) changing an operating parameter of the heating device which can effect a change in a fluid flow through the heating device, b) detecting a measuring parameter which permits an inference regarding the fluid flow through the heating device, c) recognizing the presence of a non-return valve when the measuring parameter runs at least for a certain length of time independently of the change in the operating parameter, d) transferring the heating device into an error state and/or a deactivated state, if no non-return valve has been detected.
An imaging system comprising: a detector array including a plurality of pixels arranged in a two-dimensional array; and a dynamic polarizer coupled to the detector array, the dynamic polarizer including at least one patterned layer of a material disposed on the detector array, the material being operable to alter its electrical conductivity responsive to an applied electromagnetic stimulus to reversibly transition between a polarizing state and a non-polarizing state. a detector array including a plurality of pixels arranged in a two-dimensional array; and a dynamic polarizer coupled to the detector array, the dynamic polarizer including at least one patterned layer of a material disposed on the detector array, the material being operable to alter its electrical conductivity responsive to an applied electromagnetic stimulus to reversibly transition between a polarizing state and a non-polarizing state.
A garment, wherein said garment is a trouser comprising a waistband, characterized in that said garment having an elongated garment portion provided with at least one garment connection portion and a base, said garment connection portion configured to be releasably connected to an attachment means (160, 360, 460), and wherein said garment connection portion further comprises a projecting part extending from the base of said elongated garment portion and a connection element being arranged at a remote end of said projecting part, wherein said elongated garment portion extends laterally around and along the waistband of said trouser, and wherein the projecting part is in the form of a strap or flange having an adjacent end and the remote end and is movable towards and away from the base. said garment having an elongated garment portion provided with at least one garment connection portion and a base, said garment connection portion configured to be releasably connected to an attachment means (160, 360, 460), and wherein said garment connection portion further comprises a projecting part extending from the base of said elongated garment portion and a connection element being arranged at a remote end of said projecting part, wherein said elongated garment portion extends laterally around and along the waistband of said trouser, and wherein the projecting part is in the form of a strap or flange having an adjacent end and the remote end and is movable towards and away from the base.
A working apparatus, in particular an excavator or a machine for material handling, having an element movable via at least one hydraulic working cylinder, wherein at least one energy recovery cylinder is provided for recovering energy from the movement of the movable element, said energy recovering cylinder being filled with gas at the base side and having a piston rod and an annular space filled with a medium, wherein a flow restriction element is provided which restricts the flow of the medium out of the annular space on a sudden moving out of the piston rod of the energy recovery cylinder and thus controls the speed at which the piston rod of the energy recovery cylinder is moved out, characterized in that the flow restriction element is a restrictor, a diaphragm, and/or a valve unit. characterized in that the flow restriction element is a restrictor, a diaphragm, and/or a valve unit.
A method of transferring an electrically conductive material to a substrate, the method comprising: a) contacting at least a portion of the substrate with the electrically conductive material disposed on a carrier film; and b) applying heat and pressure to the substrate and carrier film for a period of time ranging from 1 to 40 seconds, at a temperature ranging from 93.3°C to 232.2°C (200°F to 450°F), and at a pressure ranging from 2.07x10 5 Pa to 8.27x10 5 Pa (30 to 120 psi), such that the electrically conductive material adheres to the substrate. a) contacting at least a portion of the substrate with the electrically conductive material disposed on a carrier film; and b) applying heat and pressure to the substrate and carrier film for a period of time ranging from 1 to 40 seconds, at a temperature ranging from 93.3°C to 232.2°C (200°F to 450°F), and at a pressure ranging from 2.07x10 5 Pa to 8.27x10 5 Pa (30 to 120 psi), such that the electrically conductive material adheres to the substrate.
A control method for a cascaded photovoltaic grid-connected inverter, wherein the cascaded photovoltaic grid-connected inverter comprises a plurality of inverter units, wherein each one of the plurality of inverter units is coupled to an independent photovoltaic array, the method comprising: determining that at least one of the plurality of inverter units is over-modulated based on a grid-connected current effective value is being less than 2 ∗ i dcmin, wherein i dcmin is the minimum value among the output currents of the photovoltaic arrays; injecting a reactive current to a power grid to make the grid-connected current effective value i s greater than or equal to 2 ∗ i dcmin, in a case that at least one of the inverter units comprised within the cascaded photovoltaic grid-connected inverter is determined to be over-modulated; determining a voltage U 0 required for grid connection for the cascaded photovoltaic grid-connected inverter corresponding to a current grid-connected current effective value i s; and adjusting an output active voltage of each of the inverter units according to U jd =P j /P 0 ∗ U 0d, and adjusting an output reactive voltage of each of the inverter units in a condition of ensuring that the grid-connected current effective value i s is greater than or equal to 2 ∗ i dcmin, wherein a sum of the output reactive voltage of each of the inverter units is equal to U 0p, U 0d is an active component of U 0 and U 0p is a reactive component of U 0, P j and U jd are respectively an output active power and an output active voltage of a same inverter unit, and P 0 is a sum of the output active power of all inverter units comprised in the cascaded photovoltaic grid-connected inverter. determining that at least one of the plurality of inverter units is over-modulated based on a grid-connected current effective value is being less than 2 ∗ i dcmin, wherein i dcmin is the minimum value among the output currents of the photovoltaic arrays; injecting a reactive current to a power grid to make the grid-connected current effective value i s greater than or equal to 2 ∗ i dcmin, in a case that at least one of the inverter units comprised within the cascaded photovoltaic grid-connected inverter is determined to be over-modulated; determining a voltage U 0 required for grid connection for the cascaded photovoltaic grid-connected inverter corresponding to a current grid-connected current effective value i s; and adjusting an output active voltage of each of the inverter units according to U jd =P j /P 0 ∗ U 0d, and adjusting an output reactive voltage of each of the inverter units in a condition of ensuring that the grid-connected current effective value i s is greater than or equal to 2 ∗ i dcmin, wherein a sum of the output reactive voltage of each of the inverter units is equal to U 0p, U 0d is an active component of U 0 and U 0p is a reactive component of U 0, P j and U jd are respectively an output active power and an output active voltage of a same inverter unit, and P 0 is a sum of the output active power of all inverter units comprised in the cascaded photovoltaic grid-connected inverter.
A datapage for an identification booklet comprising a data sheet and a connecting element fastened to the data sheet, wherein each of the data sheet and the connecting element has main surfaces and edges extending between said main surfaces, with said edges being rectangular and flat, wherein an edge of the connecting element is fastened side by side to an edge of the data sheet, the datapage being characterized in that the connecting element has a thickness which decreases from a part extending from the edge of the data sheet to a part of nominal thickness of the connecting element.
Training apparatus for sprinters, having a holder, which can be anchored in a fixed position and from which a line (6b, 6c), which can be connected to a user, can be pulled out, counter to a restoring force, over a training distance covered by the user, the line (6b, 6c) being unwound from a supply roll (4b, 4c) in the process, wherein journals (39, 40), which can be rotated in bearings (41, 42), project axially in opposite directions from the supply roll (4b, 4c), and having a braking device, which generates the restoring force by sliding friction and, when the line (6b, 6c) is pulled out, inhibits the action of the latter being unwound from the supply roll (4b, 4c), characterized in that the bearings (41, 42) for the journals (39, 40) are arranged in mutually opposite side walls (3c, 3c') of a housing (2b, 2c), which encloses the supply roll (4b, 4c), and in that the braking device comprises two brake discs (31, 32; 31c, 32c), which are coaxial in relation to one another and can be pressed axially together, wherein the brake discs (31, 32; 31c, 32c) are arranged coaxially in relation to the supply roll (4b, 4c) or in relation to a roll which is arranged in front of the supply roll, having the line (6b, 6c) wrapping around it, and is mounted in a rotatable manner via journals (26, 27), and wherein one of the two brake discs (31, 31c) is connected in a rotationally fixed manner, via the relevant journals (31, 40), to the supply roll or the roll arranged in front of it and the other brake disc (32, 32c) is connected in a rotationally fixed manner to the housing (2b, 2c).
Assembly comprising a tank for a first liquid propellant and a feed circuit for feeding a rocket engine at least with the first liquid propellant, wherein the feed circuit includes at least one first heat exchanger suitable for being connected to a cooling circuit for cooling at least one source of heat, the circuit being characterized in that the feed circuit further comprises, downstream from said first heat exchanger, a branch passing through a second heat exchanger, and in that said tank is connected to said feed circuit upstream from said first heat exchanger, and also to said branch downstream from said second heat exchanger.
An eccentric screw pump with at least a stator and a rotor that is rotatably mounted in the stator, wherein a suction housing is arranged on one end of the stator and a connecting piece is arranged on the other opposite end, wherein the stator consisting of elastomeric material is arranged within a stator casing and can be exchanged separately thereof, wherein the stator is realized in the form of a longitudinally divided stator and features at least two partial stator shells (1a, 1b), e.g. half-shells, wherein the rotor is connected to a coupling rod or a driveshaft by means of a coupling joint within the suction housing, and wherein the coupling joint consists of a first joint part on the drive side and a second joint part on the rotor side, which is connected to the first joint part in an articulated fashion, characterized in that the connection between the rotor and the second joint part of the coupling joint can be separated without having to disassemble the coupling joint, wherein the second joint part features at least a rotor receptacle facing the rotor, which is open on the rotor side and into which the rotor end can be axially inserted in order to produce a rotationally rigid connection, or the rotor end conversely features a receptacle that is open on the joint side and into which the joint end of the second joint part can be axially inserted, and wherein the rotor end can be axially fixed in the rotor receptacle with a securing element or the joint end can be axially fixed in the receptacle of the rotor end with a securing element (18, 18').
A measurement assembly for determining an electrical resistance of a fluid in a wellbore, comprising: a non-conductive frame, an excitation electrode and a monitoring electrode coupled to the non-conductive frame; a central electrode in a flow path for the fluid, wherein the flow path is defined by the non-conductive frame, and wherein the central electrode is positioned in a cross-section of the non-conductive frame; and a power source for transmitting power to the excitation electrode for determining the electrical resistance of the fluid. a non-conductive frame, an excitation electrode and a monitoring electrode coupled to the non-conductive frame; a central electrode in a flow path for the fluid, wherein the flow path is defined by the non-conductive frame, and wherein the central electrode is positioned in a cross-section of the non-conductive frame; and a power source for transmitting power to the excitation electrode for determining the electrical resistance of the fluid.
An exhaust emission purification apparatus for internal combustion engine, which serves to eliminate nitrogen oxide from within an exhaust gas of the internal combustion engine, comprising: a reformer device that includes a nitric acid generating catalyst for promoting a reaction to convert nitrogen oxide into nitric acid, and causes nitrogen oxide contained in the exhaust gas from the internal combustion engine to be reformed into nitric acid on the nitric acid generating catalyst; an absorption device that causes the nitric acid obtained by the reformation in the reformer device to be absorbed into an absorption liquid and thereby separates and removes the nitric acid; and a temperature adjustment device for maintaining a temperature of the nitric acid generating catalyst at 350°C or lower. a reformer device that includes a nitric acid generating catalyst for promoting a reaction to convert nitrogen oxide into nitric acid, and causes nitrogen oxide contained in the exhaust gas from the internal combustion engine to be reformed into nitric acid on the nitric acid generating catalyst; an absorption device that causes the nitric acid obtained by the reformation in the reformer device to be absorbed into an absorption liquid and thereby separates and removes the nitric acid; and a temperature adjustment device for maintaining a temperature of the nitric acid generating catalyst at 350°C or lower.