mhurhangee/ep-ind-claims huggingface dataset:
A photonic integrated device comprising: - a waveguide embedded in a photonic substrate, the waveguide having a waveguide radiation exit surface and the waveguide being optically connected to a two dimensional grating, - the two dimensional grating embedded in an optically guiding region of a planar slab of the photonic substrate and having a plurality of curved elongate scattering elements, said planar slab being a continuation of the waveguide embedding photon substrate, said two dimensional grating being adapted for diffracting radiation received from the waveguide out of the surface of said photonic integrated device in which said two dimensional grating is embedded, characterized in that the curved elongate scattering elements are oriented with respect to the waveguide such that normal lines to at least the curved elongate scattering element closest to the waveguide radiation exit surface at points within a predetermined light cone around a longitudinal axis of the waveguide, corresponding to a divergence angle of light emanating from the waveguide radiation exit surface, do not intersect with said waveguide radiation exit surface of said waveguide. - a waveguide embedded in a photonic substrate, the waveguide having a waveguide radiation exit surface and the waveguide being optically connected to a two dimensional grating, - the two dimensional grating embedded in an optically guiding region of a planar slab of the photonic substrate and having a plurality of curved elongate scattering elements, said planar slab being a continuation of the waveguide embedding photon substrate, said two dimensional grating being adapted for diffracting radiation received from the waveguide out of the surface of said photonic integrated device in which said two dimensional grating is embedded, characterized in that the curved elongate scattering elements are oriented with respect to the waveguide such that normal lines to at least the curved elongate scattering element closest to the waveguide radiation exit surface at points within a predetermined light cone around a longitudinal axis of the waveguide, corresponding to a divergence angle of light emanating from the waveguide radiation exit surface, do not intersect with said waveguide radiation exit surface of said waveguide.
A stereoscopic device for recapturing light, comprising: a chassis (30a-c) open to light in front and back forming a housing that frames the front and back openings; a beam splitter constructed of substantially orthogonally polarizing material facing the back opening to receive image light and split the image light into at least two separate beams with different polarizations, wherein the beam splitter is captively held to the chassis (30a-d); a phase shifting optic comprising a reflective surface directly coated by a phase shifting film and angled toward the front opening to receive and redirect one of the at least two beams and to simultaneously phase shift the polarization of the received beam to match the polarization of at least one of the other beams, wherein the beam splitter and phase shifting optic are in optical alignment with each other within the chassis (30a-d) and the reflective surface and the phase shifting film are substantially parallel to the polarizing material; and a modulator sized to cover at least a portion of the front opening and positioned in front of the front opening to switch a polarization orientation of the beams, which are directed to a screen. a chassis (30a-c) open to light in front and back forming a housing that frames the front and back openings; a beam splitter constructed of substantially orthogonally polarizing material facing the back opening to receive image light and split the image light into at least two separate beams with different polarizations, wherein the beam splitter is captively held to the chassis (30a-d); a phase shifting optic comprising a reflective surface directly coated by a phase shifting film and angled toward the front opening to receive and redirect one of the at least two beams and to simultaneously phase shift the polarization of the received beam to match the polarization of at least one of the other beams, wherein the beam splitter and phase shifting optic are in optical alignment with each other within the chassis (30a-d) and the reflective surface and the phase shifting film are substantially parallel to the polarizing material; and a modulator sized to cover at least a portion of the front opening and positioned in front of the front opening to switch a polarization orientation of the beams, which are directed to a screen.
A method for filtering molten aluminum and aluminum alloys comprising: providing a reticulated foam; providing oxygen to an interior of said reticulated foam; passing molten aluminum or aluminum alloy through said reticulated foam wherein said oxygen is maintained at a partial pressure of at least 2.51 X 10 -35 atm during filtration. providing a reticulated foam; providing oxygen to an interior of said reticulated foam; passing molten aluminum or aluminum alloy through said reticulated foam wherein said oxygen is maintained at a partial pressure of at least 2.51 X 10 -35 atm during filtration.
A laser processing apparatus comprising: an optical system, and a laser oscillator that generates laser light and that emits the laser light toward the optical system, characterised in that the optical system comprises: a lens on which the laser light emitted from the laser oscillator is incident and that diverges the laser light incident on the lens; and a further lens that is disposed on the same optical axis as the laser light that passes through the lens and on which the laser light diverged by the lens is incident, wherein the further lens has a third region that is positioned on the optical axis not having lens properties so that the laser light incident on the further lens in use directly passes therethrough without being focused nor diverged, as well as a fourth region that surrounds the third region and that focuses the laser light incident on the further lens. an optical system, and a laser oscillator that generates laser light and that emits the laser light toward the optical system, characterised in that the optical system comprises: a lens on which the laser light emitted from the laser oscillator is incident and that diverges the laser light incident on the lens; and a further lens that is disposed on the same optical axis as the laser light that passes through the lens and on which the laser light diverged by the lens is incident, wherein the further lens has a third region that is positioned on the optical axis not having lens properties so that the laser light incident on the further lens in use directly passes therethrough without being focused nor diverged, as well as a fourth region that surrounds the third region and that focuses the laser light incident on the further lens. a lens on which the laser light emitted from the laser oscillator is incident and that diverges the laser light incident on the lens; and a further lens that is disposed on the same optical axis as the laser light that passes through the lens and on which the laser light diverged by the lens is incident, wherein the further lens has a third region that is positioned on the optical axis not having lens properties so that the laser light incident on the further lens in use directly passes therethrough without being focused nor diverged, as well as a fourth region that surrounds the third region and that focuses the laser light incident on the further lens.
A Cu-diamond based solid phase sintered body comprising: 30 vol% or more and 80 vol% or less of a diamond; and 2 vol% or more and 6 vol% or less of Cr; with the balance of the sintered body being Cu and inevitable impurities, wherein the used raw material powder is an industrial synthesized diamond powder not comprising a red yellow, yellow, or green portion of a diamond powder, provided that the diamond powder is analyzed with a laser Raman microscope, and a peak at 1330 cm -1 of a diamond component having high crystallinity is displayed as red and a peak at 1450 cm -1 of a diamond-like carbon component is displayed as green, where a diamond component is divided into red (diamond), black red, red yellow, yellow, and green. 30 vol% or more and 80 vol% or less of a diamond; and 2 vol% or more and 6 vol% or less of Cr; with the balance of the sintered body being Cu and inevitable impurities, wherein the used raw material powder is an industrial synthesized diamond powder not comprising a red yellow, yellow, or green portion of a diamond powder, provided that the diamond powder is analyzed with a laser Raman microscope, and a peak at 1330 cm -1 of a diamond component having high crystallinity is displayed as red and a peak at 1450 cm -1 of a diamond-like carbon component is displayed as green, where a diamond component is divided into red (diamond), black red, red yellow, yellow, and green.
Method for managing a wireless passive optical network, WPON, comprising a plurality of access points, APs, and a plurality of customer premises equipments, CPEs, the method comprising: configuring an AP to CPE association based on a load balancing algorithm such that each CPE of the plurality of CPEs is associated with at least one AP of the plurality of APs; configuring for each AP of the plurality of APs an AP beamforming codebook based on the configured association, wherein the AP beamforming codebook comprises codebook entries, wherein each codebook entry is representative for a beam pattern to be transmitted by said AP, and wherein the AP beamforming codebook comprises for each CPE associated with the respective AP: a line of sight, LoS, codebook entry representative for a beam pattern to be transmitted to the respective CPE via a LoS path between the AP and the respective CPE; and at least one back-up codebook entry representative for a beam pattern to be transmitted to the respective CPE via a back-up path which is different from the LoS path; characterized in that the load balancing algorithm takes into account the number of available AP beamforming codebook entries per CPE. configuring an AP to CPE association based on a load balancing algorithm such that each CPE of the plurality of CPEs is associated with at least one AP of the plurality of APs; configuring for each AP of the plurality of APs an AP beamforming codebook based on the configured association, wherein the AP beamforming codebook comprises codebook entries, wherein each codebook entry is representative for a beam pattern to be transmitted by said AP, and wherein the AP beamforming codebook comprises for each CPE associated with the respective AP: a line of sight, LoS, codebook entry representative for a beam pattern to be transmitted to the respective CPE via a LoS path between the AP and the respective CPE; and at least one back-up codebook entry representative for a beam pattern to be transmitted to the respective CPE via a back-up path which is different from the LoS path; a line of sight, LoS, codebook entry representative for a beam pattern to be transmitted to the respective CPE via a LoS path between the AP and the respective CPE; and at least one back-up codebook entry representative for a beam pattern to be transmitted to the respective CPE via a back-up path which is different from the LoS path; characterized in that the load balancing algorithm takes into account the number of available AP beamforming codebook entries per CPE.
A combustor, comprising: a fuel injector; a combustion chamber configured to receive fuel from the fuel injector; and a swirler comprising: a housing defining a volume; a floating collar contained within the volume defined by the housing, the floating collar comprising an anti-rotation feature; a collar end plate operatively coupled to the housing and configured to contain the floating collar within the volume; and wherein the swirler has a generally cylindrical profile, wherein the swirler is installable on the fuel injector, and wherein the swirler is configured to deliver atomized fuel to the combustion chamber, the combustor further characterised in that the collar end plate defines a channel that is configured to receive the anti-rotation feature and to limit rotational movement of the floating collar. a fuel injector; a combustion chamber configured to receive fuel from the fuel injector; and a swirler comprising: a housing defining a volume; a floating collar contained within the volume defined by the housing, the floating collar comprising an anti-rotation feature; a collar end plate operatively coupled to the housing and configured to contain the floating collar within the volume; and wherein the swirler has a generally cylindrical profile, a housing defining a volume; a floating collar contained within the volume defined by the housing, the floating collar comprising an anti-rotation feature; a collar end plate operatively coupled to the housing and configured to contain the floating collar within the volume; and wherein the swirler has a generally cylindrical profile, wherein the swirler is installable on the fuel injector, and wherein the swirler is configured to deliver atomized fuel to the combustion chamber, the combustor further characterised in that the collar end plate defines a channel that is configured to receive the anti-rotation feature and to limit rotational movement of the floating collar.
A modular intraocular lens system, comprising: a base comprising an annular recess; and a lens, comprising: an optic portion, and a first tab and a second tab protruding from diametrically opposite sides of the optic portion, wherein the first tab is fixed and the second tab is actuatable between a radially compressed position and an uncompressed extended position for forming an interlocking connection between the lens and the base. wherein the first tab has an outside curvature, the outside curvature having a radius conforming to an inside radius of the annular recess, and wherein the base is configured to receive the lens, whereby the first tab and the second tab extend into the annular recess, to secure the lens to the base. a base comprising an annular recess; and a lens, comprising: an optic portion, and a first tab and a second tab protruding from diametrically opposite sides of the optic portion, wherein the first tab is fixed and the second tab is actuatable between a radially compressed position and an uncompressed extended position for forming an interlocking connection between the lens and the base. wherein the first tab has an outside curvature, the outside curvature having a radius conforming to an inside radius of the annular recess, and wherein the base is configured to receive the lens, whereby the first tab and the second tab extend into the annular recess, to secure the lens to the base. an optic portion, and a first tab and a second tab protruding from diametrically opposite sides of the optic portion, wherein the first tab is fixed and the second tab is actuatable between a radially compressed position and an uncompressed extended position for forming an interlocking connection between the lens and the base. wherein the first tab has an outside curvature, the outside curvature having a radius conforming to an inside radius of the annular recess, and wherein the base is configured to receive the lens, whereby the first tab and the second tab extend into the annular recess, to secure the lens to the base.
A female portion to form part of a thread joint for a percussive drilling tool comprising: a mounting sleeve having an axial end, wherein the mounting sleeve surrounds an internal cavity having an axial inner wall at the opposing end of the mounting sleeve compared to the axial end; wherein the mounting sleeve has at least one substantially cylindrical internally threaded section having a length, L 1, a thread entrance towards the axial end and a thread exit towards the axial inner wall; wherein the threaded section has a thread form including crests, roots, contact flanks (E 1), and non-contact flanks (E 2), and having a pitch length, L 4, between two axially neighbouring crests and an inner diameter, D 2, radially between the roots; a thread clearance section positioned between the axial inner wall and the thread exit having a length L 2 and a diameter D 1; a guiding section positioned between the thread entrance and the axial end of the sleeve having a length, L 3; characterized in that: the pitch length, L 4, is between 12.8 - 14.5 mm and wherein the threaded section has a ratio of (L 1 + L 2 + D 2) / L4 > 6.2. a mounting sleeve having an axial end, wherein the mounting sleeve surrounds an internal cavity having an axial inner wall at the opposing end of the mounting sleeve compared to the axial end; wherein the mounting sleeve has at least one substantially cylindrical internally threaded section having a length, L 1, a thread entrance towards the axial end and a thread exit towards the axial inner wall; wherein the threaded section has a thread form including crests, roots, contact flanks (E 1), and non-contact flanks (E 2), and having a pitch length, L 4, between two axially neighbouring crests and an inner diameter, D 2, radially between the roots; a thread clearance section positioned between the axial inner wall and the thread exit having a length L 2 and a diameter D 1; a guiding section positioned between the thread entrance and the axial end of the sleeve having a length, L 3; characterized in that: the pitch length, L 4, is between 12.8 - 14.5 mm and wherein the threaded section has a ratio of (L 1 + L 2 + D 2) / L4 > 6.2.
Optical component, comprising at least one transparent array of cells (15; 25) that are juxtaposed parallel to a surface of the component, each cell being hermetically sealed and containing a substance having an optical property, in which the cells (15; 25) are separated by walls of thickness comprised between 0.10 μm and 5 μm parallel to the surface of the component, said walls extending perpendicular to the surface of the component, and in which the substance contained in at least one group of the cells (15; 25) is a photochromic substance.
A multi-layer board structure intended for use as a fire protection board, which structure comprises - an inner layer which is formed by a wood board, a wood-fibre board, a plywood or composite board that is formed of wood veneer layers on top of each other; - an outer layer which is arranged at a distance from the inner layer, which outer layer is comprised of a metal film; and - an intermediate layer which is fitted between these two layers, the intermediate layer being attached to the inner layer by means of a first polymer layer and the outer layer by means of a second polymer layer, characterized by the combination that - a fire retardant is incorporated into at least one polymer layer (15, 12) or into the inner layer which is arranged against the first polymer layer in order to prevent or delay delamination of the board structure under conditions in which the outer layer is exposed to a high temperature, and - the intermediate layer contains a non-woven fabric layer and a thermoplastic polymer film that possibly comprises a fire retardant, wherein the board structure contains, moving from the outer layer comprising a lacquer layer to the inner layer being a board, - a lacquer layer; - an aluminium layer; - an adhesive layer for the aluminium layer; - a polyethylene film; - a non-woven layer which is comprised of polyester; - an adhesive layer for the non-woven layer; and - a wood board, a wood-fibre board, a plywood or composite board prepared from wood veneer layers on top of each other; which are joined to each other. - an inner layer which is formed by a wood board, a wood-fibre board, a plywood or composite board that is formed of wood veneer layers on top of each other; - an outer layer which is arranged at a distance from the inner layer, which outer layer is comprised of a metal film; and - an intermediate layer which is fitted between these two layers, the intermediate layer being attached to the inner layer by means of a first polymer layer and the outer layer by means of a second polymer layer, - a fire retardant is incorporated into at least one polymer layer (15, 12) or into the inner layer which is arranged against the first polymer layer in order to prevent or delay delamination of the board structure under conditions in which the outer layer is exposed to a high temperature, and - the intermediate layer contains a non-woven fabric layer and a thermoplastic polymer film that possibly comprises a fire retardant, wherein the board structure contains, moving from the outer layer comprising a lacquer layer to the inner layer being a board, - a lacquer layer; - an aluminium layer; - an adhesive layer for the aluminium layer; - a polyethylene film; - a non-woven layer which is comprised of polyester; - an adhesive layer for the non-woven layer; and - a wood board, a wood-fibre board, a plywood or composite board prepared from wood veneer layers on top of each other;
A non-transitory computer-readable storage medium including instructions that, when executed by at least one processor of a computing device, cause the computing device to: receive anatomical imaging data of one or more organs-at-risk and a target volume; determine a two-dimensional, radiation-beam's-eye-view centered on the target volume for each of a plurality of gantry positions; for each BEV for the plurality of gantry positions, calculating a foreground and/or background weighting factor, the foreground and/or background weighting factor indicating a risk of exposing a respective organ-at-risk within the BEV as a function of a relative position of the respective organ-at-risk with respect to the target volume and the radiation source; and determine a preferred gantry position from the plurality of gantry positions by: calculating a respective overlapping volume for the one or more organs-at-risk for each BEV for the plurality of gantry positions multiplied by the foreground/background weighting factor. receive anatomical imaging data of one or more organs-at-risk and a target volume; determine a two-dimensional, radiation-beam's-eye-view centered on the target volume for each of a plurality of gantry positions; for each BEV for the plurality of gantry positions, calculating a foreground and/or background weighting factor, the foreground and/or background weighting factor indicating a risk of exposing a respective organ-at-risk within the BEV as a function of a relative position of the respective organ-at-risk with respect to the target volume and the radiation source; and determine a preferred gantry position from the plurality of gantry positions by: calculating a respective overlapping volume for the one or more organs-at-risk for each BEV for the plurality of gantry positions multiplied by the foreground/background weighting factor.
A coupling element for sealed coupling of two adjoining pipes (12, 14) with a cylindrical collar having a cylindrical collar inner surface and a circumferential expandable seal arranged at the collar inner surface, said seal comprising a seal outer surface adjacent to the collar inner surfaces and a seal inner surface configured to abut on one of the pipes (12, 14), wherein the seal is configured such that the distance Δd in the radial direction between the seal outer surface and the seal inner surface is adapted to be increased from an installation condition to a sealing condition by applying an expansion force acting upon the seal inner surface, while the seal outer surface is supported by the collar inner surface, for pressing the seal inner surface, in the sealing condition, against the outer pipe lateral surface of a first pipe and, in the installation condition, sliding it over the first pipe, characterized in that an indicator is provided which, upon activation of the sealing condition, is transferred into a signaling condition in which the indicator signals the sealing condition, wherein the indicator comprises a removable closing element or a removable securement element.