mhurhangee/ep-ind-claims huggingface dataset:
A method for determining a degree of fouling formation in a compressor, the method comprising: collecting data associated with operation of the compressor; estimating a polytropic efficiency of at least one stage of the compressor using the collected data; normalizing the estimated polytropic efficiency; and determining the degree of fouling formation in the compressor based on the normalized estimated polytropic efficiency. collecting data associated with operation of the compressor; estimating a polytropic efficiency of at least one stage of the compressor using the collected data; normalizing the estimated polytropic efficiency; and determining the degree of fouling formation in the compressor based on the normalized estimated polytropic efficiency.
Holding part for connecting a plurality of terrace profiles (2, 3) to a substructure of a terrace system, having an elongate base body which has a top and bottom side (6a, 6b), two longitudinal sides (6c, 6d) and two end faces (6e, 6f), wherein a first longitudinal section of the base body on the upper side of the base body has a first bearing surface for a first terrace profile and a second longitudinal section of the base body on the upper side of the base body has a second bearing surface for a second terrace profile, having a stop projecting from the upper side between the first and second bearing surfaces (9, 10), and having at least one first fastening hole (13a, 13b) extending in the base body between the first bearing surface and the bottom side, more particularly continuously, for fastening the holding part (4, 40) to the first terrace profile, wherein the base body has a ribbed structure open towards the bottom side and recesses (15a, 15b) on the ribbed structure and on both end faces (6e, 6f), characterized in that the holding part (4, 40) is formed integrally as a plastic injection-molded part and in that the recesses (15a, 15b) together form a channel recess passing over both end faces (6e, 6f) on the bottom side of the base body for a liquid drain. having an elongate base body which has a top and bottom side (6a, 6b), two longitudinal sides (6c, 6d) and two end faces (6e, 6f), wherein a first longitudinal section of the base body on the upper side of the base body has a first bearing surface for a first terrace profile and a second longitudinal section of the base body on the upper side of the base body has a second bearing surface for a second terrace profile, having a stop projecting from the upper side between the first and second bearing surfaces (9, 10), and having at least one first fastening hole (13a, 13b) extending in the base body between the first bearing surface and the bottom side, more particularly continuously, for fastening the holding part (4, 40) to the first terrace profile, wherein the base body has a ribbed structure open towards the bottom side and recesses (15a, 15b) on the ribbed structure and on both end faces (6e, 6f), characterized in that the holding part (4, 40) is formed integrally as a plastic injection-molded part and in that the recesses (15a, 15b) together form a channel recess passing over both end faces (6e, 6f) on the bottom side of the base body for a liquid drain.
A hollow seamless pipe for a high-strength spring, comprising a steel material consisting of 0.2 mass% to 0.7 mass% of C, 0.5 mass% to 3 mass% of Si, 0.1 mass% to 2 mass% of Mn, 10 ppm to 0.1 mass% of Al, 0.2 mass% to 3 mass% of Cr, more than 0 mass% and 0.02 mass% or less of P, more than 0 mass% and 0.02 mass% or less of S, and 20 ppm to 0.02 mass% of N, and optionally more than 0 mass% and 0.015 mass% or less of B, more than 0 mass% and 1 mass% or less of V, more than 0 mass% and 0.3 mass% or less of Ti, more than 0 mass% and 0.3 mass% or less of Nb, more than 0 mass% and 3 mass% or less of Ni, more than 0 mass% and 3 mass% or less of Cu, more than 0 mass% and 2 mass% or less of Mo, more than 0 mass% and 0.005 mass% or less of Ca, more than 0 mass% and 0.005 mass% or less of Mg, more than 0 mass% and 0.02 mass% or less of REM, more than 0 mass% and 0.1 mass% or less of Zr, more than 0 mass% and 0.1 mass% or less of Ta, and more than 0 mass% and 0.1 mass% or less of Hf, wherein the remainder is composed of iron and unavoidable impurities, wherein a depth of a whole decarburized layer in an inner surface layer part is 100 μm or less, a depth of a flaw which is present in an inner surface is 40 μm or less, a width of the flaw is 60 μm or less, and a number density of a carbide which has a circle equivalent diameter of 500 nm or more and is present in the inner surface layer part is 1.8×10 -2 particles/μm 2 or less. 0.2 mass% to 0.7 mass% of C, 0.5 mass% to 3 mass% of Si, 0.1 mass% to 2 mass% of Mn, 10 ppm to 0.1 mass% of Al, 0.2 mass% to 3 mass% of Cr, more than 0 mass% and 0.02 mass% or less of P, more than 0 mass% and 0.02 mass% or less of S, and 20 ppm to 0.02 mass% of N, and optionally more than 0 mass% and 0.015 mass% or less of B, more than 0 mass% and 1 mass% or less of V, more than 0 mass% and 0.3 mass% or less of Ti, more than 0 mass% and 0.3 mass% or less of Nb, more than 0 mass% and 3 mass% or less of Ni, more than 0 mass% and 3 mass% or less of Cu, more than 0 mass% and 2 mass% or less of Mo, more than 0 mass% and 0.005 mass% or less of Ca, more than 0 mass% and 0.005 mass% or less of Mg, more than 0 mass% and 0.02 mass% or less of REM, more than 0 mass% and 0.1 mass% or less of Zr, more than 0 mass% and 0.1 mass% or less of Ta, and more than 0 mass% and 0.1 mass% or less of Hf, wherein the remainder is composed of iron and unavoidable impurities, wherein a depth of a whole decarburized layer in an inner surface layer part is 100 μm or less, a depth of a flaw which is present in an inner surface is 40 μm or less, a width of the flaw is 60 μm or less, and a number density of a carbide which has a circle equivalent diameter of 500 nm or more and is present in the inner surface layer part is 1.8×10 -2 particles/μm 2 or less.
A method comprising: delivering a laminar fluid flow of a fluid comprising an inert species via a fixture over an edge surface of a moving optical disc storage medium, wherein the fluid flow is substantially parallel to the edge surface of the optical disc storage medium; utilizing as a first light source a LED array for curing an anerobic portion of the edge of the optical disc storage medium and as a second light source a laser for curing an aerobic portion of the bulk region of the optical disc storage medium. delivering a laminar fluid flow of a fluid comprising an inert species via a fixture over an edge surface of a moving optical disc storage medium, wherein the fluid flow is substantially parallel to the edge surface of the optical disc storage medium; utilizing as a first light source a LED array for curing an anerobic portion of the edge of the optical disc storage medium and as a second light source a laser for curing an aerobic portion of the bulk region of the optical disc storage medium.
A loader for a seed meter assembly, the loader comprising: a hub portion defining an axis of rotation; and an arm extending from the hub portion generally in a plane normal to the axis of rotation; characterized in further comprising a driven member extending from one of the hub portion or the arm generally parallel to the axis of rotation, the driven member configured to rotate the hub portion at least partially about the axis; and a paddle extending from the arm in a direction generally opposite the driven member. a hub portion defining an axis of rotation; and an arm extending from the hub portion generally in a plane normal to the axis of rotation; characterized in further comprising a driven member extending from one of the hub portion or the arm generally parallel to the axis of rotation, the driven member configured to rotate the hub portion at least partially about the axis; and a paddle extending from the arm in a direction generally opposite the driven member.
Dumbbell system with at least one dumbbell weight (3, 4) and a handle that comprises an axis and a handle tube that is arranged concentric around the axis as well as rotatable around the axis, wherein the axis protrudes from the handle tube in axial longitudinal direction with a journal that comprises an eccentric, wherein the dumbbell weight (3, 4) comprises a dumbbell weight body, in which an insertion slot is shaped that extends from the edge of the dumbbell weight body to its central area, on which a locking protrusion is shaped and in which the insertion slot is confined by a slot base, wherein the insertion slot is shaped adapted to the journal such that the journal can be brought in engagement with the insertion slot on the edge of the dumbbell weight (3, 4) and can be displaced to the slot base transversal to the axial longitudinal direction and arranged on the slot base as well as can be brought by the eccentric in an end location in a tight fit and non-rotatable, and wherein the handle comprises a locking slide and a gear with which the locking slide is coupled with axis and the handle tube such that by rotating the handle tube relative to the axis the locking slide can be displaced longitudinally and thereby can be brought in an unlocking position, in which the locking slide is not in engagement with the locking protrusion, and in a locking position, in which the locking slide is in engagement with the locking protrusion such that the journal is held by the lock ing protrusion via the locking slide together with the slot base transversal to the axial longitudinal direction, whereby the dumbbell weight (3, 4) is fixed on the handle so that it can be removed by a rotation of the handle tube relative to the handle weight body.
An apparatus for producing pulp molded plate, comprising a press machine and a three-piece mold, the three-piece mold comprises an upper mold, an enclosing frame, and a lower mold to form a mold cavity with variable capacity; the molding surface of the upper mold is provided with a drain groove and is covered by a wire mesh, the molding surface of the lower mold is provided with a drain groove and/or hole and is covered with a wire mesh, wherein: one of the upper mold and the lower mold is a movable mold, the other is a fixed mold, and the lower mold is always within the enclosing frame; the enclosing frame is supported by two or more plunger-type cylinders or piston-type cylinders fixed to the press machine, and which is movable relative to the upper mold and the lower mold; the apparatus further comprises two seal grooves and seal rings inlaid in the seal grooves, the seal rings are arranged on the contact surface between the opening of the enclosing frame and the upper mold, and one or more guiding water grooves are arranged between the two seal grooves; in a pressed state of the upper mold and the enclosing frame, the drain groove on the molding surface of the upper mold is extended to above the guiding water grooves, so as to form a channel with the guiding water groove. one of the upper mold and the lower mold is a movable mold, the other is a fixed mold, and the lower mold is always within the enclosing frame; the enclosing frame is supported by two or more plunger-type cylinders or piston-type cylinders fixed to the press machine, and which is movable relative to the upper mold and the lower mold; the apparatus further comprises two seal grooves and seal rings inlaid in the seal grooves, the seal rings are arranged on the contact surface between the opening of the enclosing frame and the upper mold, and one or more guiding water grooves are arranged between the two seal grooves; in a pressed state of the upper mold and the enclosing frame, the drain groove on the molding surface of the upper mold is extended to above the guiding water grooves, so as to form a channel with the guiding water groove.
A perforating gun comprising: a carrier; a charge tube disposed inside the carrier; and a plurality of shaped charges positioned along the charge tube, the perforating gun further comprising at least one orienting device positioned on each opposing end of the charge tube, wherein each orienting device includes: - an end plate retained in the carrier; - a decentralizer fixed to the charge tube, wherein the decentralizer includes a cylindrical hub and a cylindrical mandrel, wherein a center axis of the hub and a center axis of the mandrel are eccentrically aligned; and - a bearing rotatably connecting the decentralizer to the end plate, wherein the decentralizer rotates relative to the end plate, the bearing has a center axis that is eccentrically aligned with the center axis of the mandrel, and the bearing is configured to allow the charge tube to rotate inside the carrier, wherein the mandrel and the charge tube share the same center axis, characterized in that a whole length of the charge tube is disposed inside the carrier. - an end plate retained in the carrier; - a decentralizer fixed to the charge tube, wherein the decentralizer includes a cylindrical hub and a cylindrical mandrel, wherein a center axis of the hub and a center axis of the mandrel are eccentrically aligned; and - a bearing rotatably connecting the decentralizer to the end plate, wherein the decentralizer rotates relative to the end plate, the bearing has a center axis that is eccentrically aligned with the center axis of the mandrel, and the bearing is configured to allow the charge tube to rotate inside the carrier, wherein the mandrel and the charge tube share the same center axis, characterized in that a whole length of the charge tube is disposed inside the carrier.
A chip, comprising: a silicon substrate layer comprising a front surface for a MEMS process and a rear surface opposite to the front surface, wherein both the front surface and the rear surface are polished surfaces; a first oxidation layer made of SiO 2 formed on the rear surface of the silicon substrate layer; a first thin film layer made of silicon nitride formed on a surface of the first oxidation layer; a second oxidation layer formed on the front surface of the silicon substrate layer, characterized in that a ratio of a thickness of the first oxidation layer to a thickness of the first thin film layer ranges from 3 to 4. a silicon substrate layer comprising a front surface for a MEMS process and a rear surface opposite to the front surface, wherein both the front surface and the rear surface are polished surfaces; a first oxidation layer made of SiO 2 formed on the rear surface of the silicon substrate layer; a first thin film layer made of silicon nitride formed on a surface of the first oxidation layer; a second oxidation layer formed on the front surface of the silicon substrate layer, characterized in that a ratio of a thickness of the first oxidation layer to a thickness of the first thin film layer ranges from 3 to 4.
An exposure apparatus for exposing a substrate with a projection optical system, the apparatus comprising: a substrate holder for holding the substrate; and a position detection apparatus for detecting a position of a surface of the substrate held by the substrate holder, with respect to a direction crossing the surface of the substrate, on the basis of a light beam travelling diagonally with respect to the surface at the surface and reflected at the surface, the position detection apparatus comprising: a reflecting surface (7b, 7c, 8b, 8c) arranged to reflect the light beam; and the position detection apparatus being characterised in that it comprises a depolarizer (32, 33) arranged between the reflecting surface and the substrate holder to substantially depolarize the light beam. a substrate holder for holding the substrate; and a position detection apparatus for detecting a position of a surface of the substrate held by the substrate holder, with respect to a direction crossing the surface of the substrate, on the basis of a light beam travelling diagonally with respect to the surface at the surface and reflected at the surface, the position detection apparatus comprising: a reflecting surface (7b, 7c, 8b, 8c) arranged to reflect the light beam; and the position detection apparatus being characterised in that it comprises a depolarizer (32, 33) arranged between the reflecting surface and the substrate holder to substantially depolarize the light beam. a reflecting surface (7b, 7c, 8b, 8c) arranged to reflect the light beam; and the position detection apparatus being characterised in that it comprises a depolarizer (32, 33) arranged between the reflecting surface and the substrate holder to substantially depolarize the light beam.
A method of driving a plurality of LED-based light sources (102A, 102B, 102C) at a selectable target chromaticity (P1, P2, P3, P4, P5) in a color space, the method comprising: receiving or setting the selectable target chromaticity within a global common gamut of the color space, wherein the global color gamut includes one or more color points in the color space that is common to two or more of the plurality of LED-based light sources (102A, 102B, 102C); determining that the selectable target chromaticity is between two adjacent vertices of a first plurality of vertices (125A, 125B, 125C) of the global common gamut; defining, with a transition boundary, an inner region within the global common gamut; calculating a first directed distance (d P-b1) between the selectable target chromaticity and the transition boundary of the inner region and a second directed distance (d P-b2) between the selectable target chromaticity and a straight side (S1, S2, S3) of the global common gamut between the two adjacent vertices; and modifying the selectable target chromaticityto a modified target chromaticity within a light fixture gamut based at least in part on the calculated first and second directed distances, the modification being in an outward direction toward a boundary of the global common gamut and the lighting fixture gamut, the light fixture gamut including color points generated by at least one of the plurality of LED-based light sources (102A, 102B, 102C); or generating an activation signal for driving the plurality of LED-based light sources based on the selectable target chromaticity as-is, when the selectable target chromaticity is within the inner region. receiving or setting the selectable target chromaticity within a global common gamut of the color space, wherein the global color gamut includes one or more color points in the color space that is common to two or more of the plurality of LED-based light sources (102A, 102B, 102C); determining that the selectable target chromaticity is between two adjacent vertices of a first plurality of vertices (125A, 125B, 125C) of the global common gamut; defining, with a transition boundary, an inner region within the global common gamut; calculating a first directed distance (d P-b1) between the selectable target chromaticity and the transition boundary of the inner region and a second directed distance (d P-b2) between the selectable target chromaticity and a straight side (S1, S2, S3) of the global common gamut between the two adjacent vertices; and modifying the selectable target chromaticityto a modified target chromaticity within a light fixture gamut based at least in part on the calculated first and second directed distances, the modification being in an outward direction toward a boundary of the global common gamut and the lighting fixture gamut, the light fixture gamut including color points generated by at least one of the plurality of LED-based light sources (102A, 102B, 102C); or generating an activation signal for driving the plurality of LED-based light sources based on the selectable target chromaticity as-is, when the selectable target chromaticity is within the inner region.
An arrangement for locking a nut on a pin bolt in a bore in an element, the arrangement comprising: - a pin bolt provided with a conical portion, a first threaded portion, and a second threaded portion which is concentric with and having a smaller thread pitch than the first threaded portion; - a bearing collar for being arranged on said conical portion of the pin bolt, said bearing collar having an end face and being radially expandable; - a nut arranged for abutting against the end face of the bearing collar, said nut comprising a threaded portion for being in engagement with the first threaded portion of the pin bolt, so that when the nut is tightened against the end face of the bearing collar, the bearing collar is caused to expand into abutment against the bore in the element; and - a nut-locking element provided with a threaded portion for engagement with the second threaded portion of the pin bolt, and a friction portion for resting supportingly against the nut. - a pin bolt provided with a conical portion, a first threaded portion, and a second threaded portion which is concentric with and having a smaller thread pitch than the first threaded portion; - a bearing collar for being arranged on said conical portion of the pin bolt, said bearing collar having an end face and being radially expandable; - a nut arranged for abutting against the end face of the bearing collar, said nut comprising a threaded portion for being in engagement with the first threaded portion of the pin bolt, so that when the nut is tightened against the end face of the bearing collar, the bearing collar is caused to expand into abutment against the bore in the element; and - a nut-locking element provided with a threaded portion for engagement with the second threaded portion of the pin bolt, and a friction portion for resting supportingly against the nut.
Electronically commutated electric motor comprising a rotor, which is embodied in particular as a permanent magnet rotor, and a stator, and a control unit that is connected to the stator, which control unit is embodied for the purpose of energizing the stator in order to generate a rotating magnetic field, wherein the electric motor comprises at least one Hall sensor (14, 16) that is embodied for the purpose of ascertaining at least one magnitude of the magnetic field that is generated by a sensor magnet that is connected to the rotor, and for the purpose of generating the rotor position signal that represents the magnetic field, and the electric motor comprises at least one magnetoresistive sensor that is rotatably connected to the rotor and embodied for the purpose of ascertaining an alignment of a total magnetic field during a rotor revolution of the rotor and for the purpose of generating a rotor position signal that represents said alignment, wherein the total magnetic field comprises the sensor magnetic field and an interference magnetic field that is superimposed on said sensor magnetic field and is generated by electrical components of the electric motor, and the control unit is connected at the input side to the rotor position sensors (14,16,12) and is embodied for the purpose of ascertaining by means of a vector calculation the rotor position of the rotor in dependence upon the alignment of the total magnetic field, at least of a previously stored magnitude of the sensor magnetic field and a magnitude and an alignment of the interference magnetic field, characterized in that the electric motor comprises at least a further Hall sensor that is embodied for the purpose of ascertaining the sensor magnetic field and for the purpose of generating a further rotor position signal that represents the rotor position, wherein the Hall sensor and the further Hall sensor are arranged offset with respect to each other in the direction of the rotor revolution.