mhurhangee/ep-ind-claims huggingface dataset:
A chirped pulse amplification system, comprising: a nonlinearly chirped fiber Bragg grating pulse stretcher system, CFBGS, said chirped fiber Bragg grating pulse stretcher system configured to produce stretched pulses with a prescribed amplitude and phase profile; at least one amplifier comprising one or more fiber amplifier elements following said stretcher system; and a pulse compressor configured to compress said stretched pulses from said at least one amplifier to produce compressed pulses, wherein at least a portion of said pulse stretcher system, CFBGS, is arranged such that self-phase modulation, SPM, induced in said one or more fiber amplifier elements of the at least one amplifier is pre-compensated via control of the chirp in one or more selectable fiber elements of a nonlinearly chirped fiber Bragg grating disposed in said CFBGS, means for said control of the chirp comprising means (182-185; 188-192; 199-204) for independently modifying the refractive index in said one or more selectable fiber elements of the nonlinearly chirped fiber Bragg grating so as to modify the dispersion profile of the nonlinearly chirped fiber Bragg grating. a nonlinearly chirped fiber Bragg grating pulse stretcher system, CFBGS, said chirped fiber Bragg grating pulse stretcher system configured to produce stretched pulses with a prescribed amplitude and phase profile; at least one amplifier comprising one or more fiber amplifier elements following said stretcher system; and a pulse compressor configured to compress said stretched pulses from said at least one amplifier to produce compressed pulses, wherein at least a portion of said pulse stretcher system, CFBGS, is arranged such that self-phase modulation, SPM, induced in said one or more fiber amplifier elements of the at least one amplifier is pre-compensated via control of the chirp in one or more selectable fiber elements of a nonlinearly chirped fiber Bragg grating disposed in said CFBGS, means for said control of the chirp comprising means (182-185; 188-192; 199-204) for independently modifying the refractive index in said one or more selectable fiber elements of the nonlinearly chirped fiber Bragg grating so as to modify the dispersion profile of the nonlinearly chirped fiber Bragg grating.
A method for applying plastic sheets to the side walls of a cast concrete foundation mold element, the mold element comprising a coarse reinforcement mesh fabricated from steel bars and having its steel bars fixed to each other at cross-over points thereof, and being designed as an elongated gutter, said steel bars comprising crosswise steel bars (11,13), said method comprising providing the side walls of the reinforcement mesh on opposite sides thereof with plastic sheets between which is formed a vacuum by suction and which are brought by hot air heating to a face-to-face engagement in the area of reinforcement mesh openings, characterized in that the vacuum is being sucked between the plastic sheets with suction orifices, which are associated with suction pipes and which are arranged at a spacing which is equal to the spacing between the mold element's crosswise steel bars (13, 11), the suction orifices being used for applying suction to a channel system defined by the reinforcement mesh for distributing the suction effect all over the mold element's side walls by way of said channel system.
A method of forming a tooth profile of an internal gear pump rotor that comprises in combination an inner rotor having n-number of teeth and an outer rotor having (n+1)-number of teeth and that sucks and discharges fluid by a change of a capacity of a pump chamber provided between the teeth of the rotors owing to rotations of the rotors, wherein formation circles (B, C) move in a manner such that at least one of an addendum curve and a dedendum curve of a tooth profile of the inner rotor is formed by a locus curve drawn, during the movement, by one point (j) that coincides with a reference point on a base circle concentric with an inner rotor center (O I) and that is on the formation circles (B, C) and characterised in that formation circles (B, C) move in a manner such as to satisfy the following conditions: while changing radial distances from the inner rotor center (O I) to centers of the formation circles by a distance, the centers (pa) of the formation circles (B, C) move from moving start points (Spa, Spb) where the centers are positioned when the formation circles (B, C) are arranged so that the point (j) coincides with the reference point on the base circle, to moving end points (Lpa, Lpb) where the centers are positioned when the formation circles (B, C) are arranged so that the point (j) is positioned at an addendum top (T T) or a dedendum bottom (T B); and the formation circles (B, C) rotate through an angle (θ) at a constant angular velocity in the same direction as moving directions of the circles.
An optical device manufacturing method comprising: closely laminating a cover member having an opening onto a mold member characterized by having a fitting projection which fits to the opening so that the fitting projection is fitted to the opening to form a hollow laminated body capable of being filled with a curable resin, filling the hollow portion of the laminated body with the curable resin; curing the curable resin to form a cured resin layer on the cover member; peeling off the mold member from the cover member; and bonding the cured resin layer and an optical member. closely laminating a cover member having an opening onto a mold member characterized by having a fitting projection which fits to the opening so that the fitting projection is fitted to the opening to form a hollow laminated body capable of being filled with a curable resin, filling the hollow portion of the laminated body with the curable resin; curing the curable resin to form a cured resin layer on the cover member; peeling off the mold member from the cover member; and bonding the cured resin layer and an optical member.
A fluid ejection device, comprising: a fluid slot (208, 308, 408); at least one fluid ejection chamber (202, 302, 402) communicated with the fluid slot (208, 308, 408); a drop ejecting element (204, 304, 404) within the at least one fluid ejection chamber (202, 302, 402); an electronic controller; a fluid circulation channel (220, 320, 420) communicated with the fluid slot (208, 308, 408) and the at least one fluid ejection chamber (202, 302, 402); and a fluid circulating element (222, 322, 422) communicated with the fluid circulation channel (220, 320, 420), the electronic controller being configured to provide on-demand circulation of fluid from the fluid slot (208, 308, 408) through the fluid circulation channel (220, 320, 420) and the at least one fluid ejection chamber (202, 302, 402) by operation of the fluid circulating element (222, 322, 422), the on-demand circulation based on varying a recirculation frequency or a number of circulation pulses of an operation of the fluid circulating element (222, 322, 422) based on image data that controls activation of the drop ejecting element (204, 304, 404) and idle time, wherein the on-demand circulation is provided after a period of non-operation of the drop ejecting element (204, 304, 404) and before subsequent operation of the drop ejecting element (204, 304, 404). a fluid slot (208, 308, 408); at least one fluid ejection chamber (202, 302, 402) communicated with the fluid slot (208, 308, 408); a drop ejecting element (204, 304, 404) within the at least one fluid ejection chamber (202, 302, 402); an electronic controller; a fluid circulation channel (220, 320, 420) communicated with the fluid slot (208, 308, 408) and the at least one fluid ejection chamber (202, 302, 402); and a fluid circulating element (222, 322, 422) communicated with the fluid circulation channel (220, 320, 420), the electronic controller being configured to provide on-demand circulation of fluid from the fluid slot (208, 308, 408) through the fluid circulation channel (220, 320, 420) and the at least one fluid ejection chamber (202, 302, 402) by operation of the fluid circulating element (222, 322, 422), the on-demand circulation based on varying a recirculation frequency or a number of circulation pulses of an operation of the fluid circulating element (222, 322, 422) based on image data that controls activation of the drop ejecting element (204, 304, 404) and idle time, wherein the on-demand circulation is provided after a period of non-operation of the drop ejecting element (204, 304, 404) and before subsequent operation of the drop ejecting element (204, 304, 404).
A railcar bogie (1, 101, 601) comprising: a cross beam configured to support a carbody of a railcar; a pair of front and rear axles arranged at both sides of the cross beam in a railcar longitudinal direction so as to extend in a railcar width direction; bearings respectively provided at both railcar width direction sides of each of the axles and configured to rotatably support the axles; axle boxes configured to respectively accommodate the bearings; and plate springs extending in the railcar longitudinal direction so as to respectively support both railcar width direction end portions of the cross beam and each including (i) two railcar longitudinal direction end portions respectively supported by the axle boxes as well as (ii) a railcar longitudinal direction middle portion arranged under the cross beam; characterised by contact members respectively provided at both railcar width direction end portions of the cross beam and respectively disposed on the railcar longitudinal direction middle portions of the plate springs from above so as to freely contact the railcar longitudinal direction middle portions of the plate springs without fixing them in an upper-lower direction; and an auxiliary supporting mechanism (50, 610) configured to, in a case where at least one of the railcar width direction end portions of the cross beam is displaced downward beyond a predetermined elastic deformation range of the plate spring, receive and support said one end portion of the cross beam from below. a cross beam configured to support a carbody of a railcar; a pair of front and rear axles arranged at both sides of the cross beam in a railcar longitudinal direction so as to extend in a railcar width direction; bearings respectively provided at both railcar width direction sides of each of the axles and configured to rotatably support the axles; axle boxes configured to respectively accommodate the bearings; and plate springs extending in the railcar longitudinal direction so as to respectively support both railcar width direction end portions of the cross beam and each including (i) two railcar longitudinal direction end portions respectively supported by the axle boxes as well as (ii) a railcar longitudinal direction middle portion arranged under the cross beam; characterised by contact members respectively provided at both railcar width direction end portions of the cross beam and respectively disposed on the railcar longitudinal direction middle portions of the plate springs from above so as to freely contact the railcar longitudinal direction middle portions of the plate springs without fixing them in an upper-lower direction; and an auxiliary supporting mechanism (50, 610) configured to, in a case where at least one of the railcar width direction end portions of the cross beam is displaced downward beyond a predetermined elastic deformation range of the plate spring, receive and support said one end portion of the cross beam from below.
Percutaneous access apparatus, comprising a percutaneous fluid access device comprising an extracorporeal portion, one or more ports accessible from the extracorporeal portion and a septum for sealing each port, and a connector device comprising a body and a needle holder holding one or more hollow needles, characterised in that the needle holder is moveable within the body, the apparatus includes an attachment mechanism for attaching the body of the connector device to the extracorporeal portion; and the apparatus includes an actuation mechanism that, after the body of the connector device has been attached to the extracorporeal portion, can be used to move the needle holder within the body to thereby drive the one or more hollow needles through the septum to establish fluid communication between the one or more hollow needles and the one or more ports. a percutaneous fluid access device comprising an extracorporeal portion, one or more ports accessible from the extracorporeal portion and a septum for sealing each port, and a connector device comprising a body and a needle holder holding one or more hollow needles,
A method of wireless communication of a first node, comprising: transmitting a report to a central unit, CU, wherein the report includes at least one multiplexing capability of the first node or includes at least one multiplexing capability condition for the at least one multiplexing capability of the first node; receiving a semi-static resource allocation from the CU based on the report, and one or more resource conditions for using allocated resources of the semi-static resource allocation; and communicating with a second node based on the semi-static resource allocation, wherein the one or more resource conditions indicate whether the allocated resources are conditional or unconditional for communicating with the second node; wherein the at least one multiplexing capability comprises at least one of Spatial Division Multiplexing, SDM, or Frequency Division Multiplexing, FDM, and wherein the SDM includes at least one of SDM Full Duplex, SDM FD, or SDM Half-Duplex, SDM HD; and wherein the at least one multiplexing capability is with respect to one or more transmission direction combinations of the first node. transmitting a report to a central unit, CU, wherein the report includes at least one multiplexing capability of the first node or includes at least one multiplexing capability condition for the at least one multiplexing capability of the first node; receiving a semi-static resource allocation from the CU based on the report, and one or more resource conditions for using allocated resources of the semi-static resource allocation; and communicating with a second node based on the semi-static resource allocation, wherein the one or more resource conditions indicate whether the allocated resources are conditional or unconditional for communicating with the second node; wherein the at least one multiplexing capability comprises at least one of Spatial Division Multiplexing, SDM, or Frequency Division Multiplexing, FDM, and wherein the SDM includes at least one of SDM Full Duplex, SDM FD, or SDM Half-Duplex, SDM HD; and wherein the at least one multiplexing capability is with respect to one or more transmission direction combinations of the first node.
A slide fastener (1, 2) including a matched pair of fastener tapes, element rows comprising a plurality of fastener elements (20, 40) made of synthetic resin, which are attached to a tape side edge section of each fastener tape, an upper end stop which is attached to an end section of the element rows, an separable bottom end stop which is attached to an end section opposite to the upper end stop in the pair of the fastener tape, and a slider with a locking mechanism having a locking pawl which is slidably disposed along the element rows in which the fastener elements (20, 40) includes a first half section (21, 41) which are disposed on a first surface side of the fastener tape and a second half section (22, 42) which are disposed on a second surface side of the fastener tape, and in which at least one of the first and the second half sections (21, 22, 41, 42) has a tapered element shape comprising a fixing section (21 a, 22a, 41 a) fixed to the fastener tape and an extending section (21 b, 22b, 41 b) extending from the fixing section (21 a, 22a, 41 a) toward the outside of the tape and gradually decreasing element width dimension in the tape length direction toward a tip end section, being characterized in that a width dimension from a first side face to a second side face in the tape length direction of the fixing section (21 a, 22a, 41 a) gradually increases from an element surface (25, 45) of the fastener element (20, 40) toward a tape surface of the fastener tape, and each of the first side face and the second side face in the fixing section (21 a, 22a, 41 a) has a concave surface (21 c, 22c, 41 c), which curves in a concave shape from the element surface (25, 45) toward a tape surface of the fastener tape.
Apparatus for applying a fluid to a continuously transported web, whereby, the fluid is transferred to the web by a continuously rotating transfer roller, for example, by an engraved roller with engraving flutes on the circumference, whereby, an application head is provided, in order to transfer the fluid to the circumference of the engraving roller; whereby, the transfer head features a chamber which is open towards the circumference of the engraving roller with an inlet and an outlet for the fluid to be applied, and, whereby, this single chamber is confined in its direction of rotation at the forward outer surface by a front scraper and in its direction of rotation at the rear outer surface by a rear scraper, both of which abut the circumference of the engraving roller forming a seal, whereby, the contact pressure of the rear scraper on the engraving roller is formed by a rigid support characterized in that, both scrapers (16, 18) are arranged negative to the direction of rotation of the transfer roller, in order to set the pressure in the chamber the front scraper is pressed onto the circumference of the engraving roller by a pressure body with adjustable contact pressure, the pressure body determines the width of a surface contact zone of the front scraper on the engraving roller.
A versatile compact, powered air precleaner for separating heavier-than-air particulate debris from debris laden air to provide a clean airflow, the powered air precleaner extending along a longitudinal axis between first and second axial ends thereof and comprising: a motor-driven fan with a fan blade located in a flow path in the powered air precleaner, the flow path extending through the powered air precleaner from an inlet at the first axial end to the second axial end where the flow path is retroflexed en route to an outlet intermediate the axial ends, air flow management structure positioned along the flow path to rotate debris laden air drawn into the inlet about the axis to form a rotating flow that stratifies the debris laden air with the heaviest particles in the outermost orbits of the rotating flow, a separator chamber in the flow path at the second axis end for centrifugally separating the removing debris laden air from the rotating flow, at least one ejector port (5,5') through which particulate debris laden air is ejected from the rotating flow in the separator chamber, an air filter which forms an inner wall of the separator chamber for filtering air from the innermost orbits of the rotating flow, the air filter having an internal passage which forms a portion of the retroflexed flow path through which filtered air flows en route to the outlet. a motor-driven fan with a fan blade located in a flow path in the powered air precleaner, the flow path extending through the powered air precleaner from an inlet at the first axial end to the second axial end where the flow path is retroflexed en route to an outlet intermediate the axial ends, air flow management structure positioned along the flow path to rotate debris laden air drawn into the inlet about the axis to form a rotating flow that stratifies the debris laden air with the heaviest particles in the outermost orbits of the rotating flow, a separator chamber in the flow path at the second axis end for centrifugally separating the removing debris laden air from the rotating flow, at least one ejector port (5,5') through which particulate debris laden air is ejected from the rotating flow in the separator chamber, an air filter which forms an inner wall of the separator chamber for filtering air from the innermost orbits of the rotating flow, the air filter having an internal passage which forms a portion of the retroflexed flow path through which filtered air flows en route to the outlet.
A half bearing (31, 32; 41, 42) for constituting a sliding bearing for supporting a crankshaft of an internal combustion engine, the half bearing having a semi-cylindrical shape having an inner surface, the inner surface forming a sliding surface, wherein the sliding surface of the half bearing comprises a plurality of recesses, each recess having a smooth recess surface and a peripheral edge, the recess surface recessing from the sliding surface toward an outer diameter side of the half bearing; wherein the recess surface forms a convex curve toward the outer diameter side of the half bearing in cross-sectional view in a direction parallel to a circumferential direction of the half bearing; wherein the recess comprises a groove forming zone adjacent to the peripheral edge of the recess, the groove forming zone comprising a plurality of circumferential grooves, the circumferential grooves recessing from the recess surface toward the outer diameter side of the half bearing; and wherein the circumferential grooves extend from the peripheral edge of the recess along the circumferential direction of the half bearing.
A method comprising: illuminating a portion of skin of a user; detecting light scattered by the illuminated portion of skin; identifying, using the detected light, locations of subcutaneous biometric features within the illuminated portion of skin; configuring a light source to selectively illuminate the identified locations of the subcutaneous biometric features; and detecting scattered light from the selectively illuminated identified locations of subcutaneous biometric features. illuminating a portion of skin of a user; detecting light scattered by the illuminated portion of skin; identifying, using the detected light, locations of subcutaneous biometric features within the illuminated portion of skin; configuring a light source to selectively illuminate the identified locations of the subcutaneous biometric features; and detecting scattered light from the selectively illuminated identified locations of subcutaneous biometric features.