mhurhangee/ep-ind-claims huggingface dataset:
A gain-equalized few-mode fiber amplifier, comprising: a fiber, comprising: a raised-index core having a radius a 1 = 8μm; a raised-index cladding surrounding the raised-index core, the raised-index cladding having an outer radius a 3 ≥ 16μm, the raised-index cladding having an index difference Δn 1 = 0.0081 relative to the raised-index core; and a rare-earth doped active region having a radius a 2 = 16μm, the rare-earth doped active region configured to support a set of lower-order fiber modes at a selected signal wavelength, the rare-earth doped active region further configured to provide equalized gain across the set of lower-order fiber modes, the set of lower-order fiber modes having an optical field radius w 0, the rare-earth doped active region comprising: an inner portion encompassing the raised-index core; and an outer portion that extends partially into the raised-index inner cladding; and wherein a 3 ≥ a 2 ≥ w 0 > a 1. a fiber, comprising: a raised-index core having a radius a 1 = 8μm; a raised-index cladding surrounding the raised-index core, the raised-index cladding having an outer radius a 3 ≥ 16μm, a raised-index core having a radius a 1 = 8μm; a raised-index cladding surrounding the raised-index core, the raised-index cladding having an outer radius a 3 ≥ 16μm, the raised-index cladding having an index difference Δn 1 = 0.0081 relative to the raised-index core; and a rare-earth doped active region having a radius a 2 = 16μm, the rare-earth doped active region configured to support a set of lower-order fiber modes at a selected signal wavelength, the rare-earth doped active region further configured to provide equalized gain across the set of lower-order fiber modes, the set of lower-order fiber modes having an optical field radius w 0, the rare-earth doped active region comprising: an inner portion encompassing the raised-index core; and an outer portion that extends partially into the raised-index inner cladding; and an inner portion encompassing the raised-index core; and an outer portion that extends partially into the raised-index inner cladding; and wherein a 3 ≥ a 2 ≥ w 0 > a 1.
A vehicle exterior part comprising: a decorative body configured to decorate a vehicle; a heater sheet including a heater wire (56,57) configured to generate heat when energized, the heater wire being wired on an interior surface of a sheet base material; and a connector pin configured to be coupled with a device for power supply, wherein: the decorative body includes a base material, and a transparent resin layer disposed on an exterior side from the base material; the heater sheet includes a heat generating body disposed on an exterior side from the transparent resin layer, and an extending portion extending from a peripheral edge of the heat generating body and disposed on an interior side from the transparent resin layer; characterised in that a part of the heater wire in the extending portion is joined to the connector pin inside an outer periphery of the base material by a joining portion made of a conductive material; the outer periphery is formed with a window configured to join the heater wire to the connector pin by the joining portion in a state where a joining position is exposed to an outside of the outer periphery; the window is provided with a waterstop portion configured to restrict water from entering the joining position; and the waterstop portion is formed by filling the window with a potting material. a decorative body configured to decorate a vehicle; a heater sheet including a heater wire (56,57) configured to generate heat when energized, the heater wire being wired on an interior surface of a sheet base material; and a connector pin configured to be coupled with a device for power supply, wherein: the decorative body includes a base material, and a transparent resin layer disposed on an exterior side from the base material; a base material, and a transparent resin layer disposed on an exterior side from the base material; the heater sheet includes a heat generating body disposed on an exterior side from the transparent resin layer, and an extending portion extending from a peripheral edge of the heat generating body and disposed on an interior side from the transparent resin layer; characterised in that a heat generating body disposed on an exterior side from the transparent resin layer, and an extending portion extending from a peripheral edge of the heat generating body and disposed on an interior side from the transparent resin layer; characterised in that a part of the heater wire in the extending portion is joined to the connector pin inside an outer periphery of the base material by a joining portion made of a conductive material; the outer periphery is formed with a window configured to join the heater wire to the connector pin by the joining portion in a state where a joining position is exposed to an outside of the outer periphery; the window is provided with a waterstop portion configured to restrict water from entering the joining position; and the waterstop portion is formed by filling the window with a potting material.
A vacuum cleaner, comprising a housing, a dust collecting unit, a filter assembly, a motor assembly and a roller brush assembly; wherein the dust collecting unit, the filter assembly and the motor assembly are located in the housing, and the motor assembly is communicated with the dust collecting unit via the filter assembly, the housing has a concave cavity communicating with outside, and the roller brush assembly is disposed in the concave cavity which communicates with the dust collecting unit via a duct; the roller brush assembly comprises a roller brush including a brush part and a brush body, and the brush part is disposed on the brush body; end portions of the brush body connect with the housing via bearings, a transmission component is arranged in the brush body which connects to a driving mechanism; characterized in that, a separation piece is provided on a housing defining the concave cavity and the location of the separation piece corresponds to the transmission component, a fixed end of the separation piece is fixed on the housing and a free end thereof extends towards the longitudinal direction of the brush part, the free end of the separation piece at least reaches to a free end on the longitudinal direction of the brush part, such that a seamless and closed separation face is formed by a circular face formed while the roller brush is in high speed rotation in conjunction with the separation piece to block foreign object out of the transmission component.
Extension intended to be used with a screw, comprising a holding head which extends substantially radially and provided with an axial opening, said holding head being integral with a tubular shank of substantially cylindrical shape ending coaxially to said opening, said shank having at one end a pointed form that comprises in the vicinity of its point a narrowing of the bore, the pointed form of the shank being shaped into the form of a bevel and having a bevelled surface bordered by two cutting edges (17a, 17b) converging towards a convergence point located on the end of the pointed form of the shank, characterised in that said shank further comprises on its outer wall: - a main projecting rib that extends from the holding head to the convergence point of the two edges (17a, 17b), - at least one secondary projecting rib (13b, 13c, 13d, 13e) extending from said holding head to the vicinity of the pointed form of the shank, said ribs each having a triangular section in such a way as to have a cutting edge, said fixing part comprising, more preferably, a total odd number of projecting ribs. - a main projecting rib that extends from the holding head to the convergence point of the two edges (17a, 17b), - at least one secondary projecting rib (13b, 13c, 13d, 13e) extending from said holding head to the vicinity of the pointed form of the shank,
A method for separating the mixture of zirconium oxide and hafnium oxide, comprising the following steps: The mixture of zirconium oxide and hafnium oxide, carbon and pure bromine react one hour at 650°C to get the mixture of zirconium tetrabromide and hafnium tetrabromide; add the mixture of zirconium tetrabromide and hafnium tetrabromide to molten salt for rectification separation, and the rectifying tower bottom is maintained two hours below 357°C, to get the non-target substance at the top of the tower, and the molten salt is the molten mixture of potassium fluorine and aluminum potassium sulfate with a weight ratio of 1.2∼1.6:1; maintain five hours at 357°C∼360°C, to collect the target substance zirconium tetrabromide at the top of the tower; retain the residues in the reactor; perform rectification separation in the same device, heat to 400°C∼403°C to maintain more than five hours, and then collect the hafnium tetrabromide at the top of the tower. The mixture of zirconium oxide and hafnium oxide, carbon and pure bromine react one hour at 650°C to get the mixture of zirconium tetrabromide and hafnium tetrabromide; add the mixture of zirconium tetrabromide and hafnium tetrabromide to molten salt for rectification separation, and the rectifying tower bottom is maintained two hours below 357°C, to get the non-target substance at the top of the tower, and the molten salt is the molten mixture of potassium fluorine and aluminum potassium sulfate with a weight ratio of 1.2∼1.6:1; maintain five hours at 357°C∼360°C, to collect the target substance zirconium tetrabromide at the top of the tower; retain the residues in the reactor; perform rectification separation in the same device, heat to 400°C∼403°C to maintain more than five hours, and then collect the hafnium tetrabromide at the top of the tower.
Process for condensing a first fluid using a second fluid comprising steps of: - phase separation in order to obtain a liquid portion and a gaseous portion of said second fluid in a phase separator; and - heat exchange in the heat exchanger between the liquid portion of the second fluid and the first fluid in order to liquefy the first fluid at least partially and in order to entirely vaporize the liquid portion of the second fluid, - mixing of the vaporized liquid portion with the gaseous portion outside of the phase separator, characterized in that the first fluid contains at least 50 mol% of carbon dioxide. - phase separation in order to obtain a liquid portion and a gaseous portion of said second fluid in a phase separator; and - heat exchange in the heat exchanger between the liquid portion of the second fluid and the first fluid in order to liquefy the first fluid at least partially and in order to entirely vaporize the liquid portion of the second fluid, - mixing of the vaporized liquid portion with the gaseous portion outside of the phase separator, characterized in that the first fluid contains at least 50 mol% of carbon dioxide.
Method for manufacturing a compound comprising at least one imine group, said method comprising a step of reaction between a first compound comprising at least one amine group and a second compound comprising at least one carbonyl group, said reaction step being carried out in the presence of at least one supercritical fluid.
Method for determining the geometry of a planar multi-focus array antenna for the Ka band comprising at least two antenna elements, each antenna element comprising a reflector and a sub-reflector, at least one source powering said antenna elements, the method being characterized in that it comprises at least the following steps: • defining a threshold value G seuil of the antenna gain, • representing the surface of the sub-reflector and the surface of the reflector by a set of points (X S, Z S) for the sub-reflector and (X SR, Z SR) for the reflector, • generating from a suitable electromagnetic simulation module a set of pairs of values {(θ 1, G 1)... (θ n, G n)} corresponding to the direction of the radiation and to the antenna gain for each antenna element and for each set of points chosen to represent the surface of the sub-reflector and of the reflector according to a position of the source, • determining for each pair of values and from the pattern of an elementary source under consideration, the value of the maximum antenna gain in the direction of the array lobes, • comparing the value of the maximum gain obtained, and if this value is above a threshold value, then varying at least one of the parameters (X SR, Z SR) for the sub-reflector and (X R, Z R) for the reflector, • determining the shape of the antenna from the points verifying the threshold values. • defining a threshold value G seuil of the antenna gain, • representing the surface of the sub-reflector and the surface of the reflector by a set of points (X S, Z S) for the sub-reflector and (X SR, Z SR) for the reflector, • generating from a suitable electromagnetic simulation module a set of pairs of values {(θ 1, G 1)... (θ n, G n)} corresponding to the direction of the radiation and to the antenna gain for each antenna element and for each set of points chosen to represent the surface of the sub-reflector and of the reflector according to a position of the source, • determining for each pair of values and from the pattern of an elementary source under consideration, the value of the maximum antenna gain in the direction of the array lobes, • comparing the value of the maximum gain obtained, and if this value is above a threshold value, then varying at least one of the parameters (X SR, Z SR) for the sub-reflector and (X R, Z R) for the reflector, • determining the shape of the antenna from the points verifying the threshold values.
A structural member comprising a solid lineal profile (516, 600, 700), wherein the solid lineal profile (516, 600, 700) contains a first component (640, 740) formed from a consolidated laminate of individual ribbons, wherein each ribbon of the laminate contains a plurality of continuous fibers that are substantially oriented in a longitudinal direction and a resinous matrix that contains one or more thermoplastic polymers and within which the continuous fibers are embedded, the continuous fibers constituting from about 40 wt.% to about 90 wt.% of the ribbon and the thermoplastic polymers constituting from about 10 wt.% to about 60 wt.% of the ribbon, wherein the flexural modulus of the profile is about 10 Gigapascals or more, wherein the profile further comprises a second component (620, 720) formed from a consolidated laminate of individual ribbons, wherein each ribbon of the laminate contains a plurality of continuous fibers that are substantially oriented in a longitudinal direction and a resinous matrix that contains one or more thermoplastic polymers and within which the continuous fibers are embedded, and wherein the continuous fibers of the second component (620, 720) have a greater tensile strength in the longitudinal direction than the continuous fibers of the first component (640, 740), and wherein the second component (620, 720) is distributed generally symmetrically about a cross-sectional center of the profile and is either adjacent to an upper surface and lower surface of the first component (640, 740) or within a central area of the profile such that the first component (640, 740) is distributed about a periphery of the second component (620, 720).
A wavelength variable interference filter comprising: a first substrate; a first reflection film that is disposed on the first substrate; a second substrate that opposes the first substrate; and a second reflection film that is disposed on the second substrate, the second reflection film facing the first reflection film, the second substrate including a movable portion and a holding portion, the holding portion surrounding an outer circumference of the movable portion and holding the movable portion, wherein the movable portion includes long (521A, B) and short sides (521C, D) in a plan view, and wherein the holding portion includes a long-side holding portion (522A, B) formed along a long side (521A, B) of the movable portion, and a short-side holding portion (522C, D) formed along a short side (521C, D) of the movable portion, characterized in that a thickness of the short-side holding portion (522C, D) is less than a thickness of the long-side holding portion (522A, B), and a rigidity of the short-side holding portion (522C, D) in a thickness direction of the second substrate is lower than a rigidity of the long-side holding portion (522A, B) in a thickness direction of the second substrate. a first substrate; a first reflection film that is disposed on the first substrate; a second substrate that opposes the first substrate; and a second reflection film that is disposed on the second substrate, the second reflection film facing the first reflection film, the second substrate including a movable portion and a holding portion, the holding portion surrounding an outer circumference of the movable portion and holding the movable portion, wherein the movable portion includes long (521A, B) and short sides (521C, D) in a plan view, and wherein the holding portion includes a long-side holding portion (522A, B) formed along a long side (521A, B) of the movable portion, and a short-side holding portion (522C, D) formed along a short side (521C, D) of the movable portion, characterized in that a thickness of the short-side holding portion (522C, D) is less than a thickness of the long-side holding portion (522A, B), and a rigidity of the short-side holding portion (522C, D) in a thickness direction of the second substrate is lower than a rigidity of the long-side holding portion (522A, B) in a thickness direction of the second substrate.
An optical article comprising: (a) an optical substrate having a first surface and a second surface, wherein said first surface is exposed to a source of actinic radiation; (b) a mark positioned at least one of on and within said first surface of said optical substrate, wherein said mark comprises at least one photoluminescent material; and (c) a photochromic layer comprising at least one photochromic compound, wherein said photochromic layer resides over at least a portion of said first surface of said optical substrate, wherein at least a portion of the photochromic layer resides over the mark, and characterized in that said photochromic compound has an activation time after exposure to said source of actinic radiation, and said mark luminesces and is visually observable during at least a portion of said activation time and wherein after said activation time, the amount of actinic radiation reaching the mark is reduced such that the luminescence of the photoluminescent material thereof is visually unobservable. (a) an optical substrate having a first surface and a second surface, wherein said first surface is exposed to a source of actinic radiation; (b) a mark positioned at least one of on and within said first surface of said optical substrate, wherein said mark comprises at least one photoluminescent material; and (c) a photochromic layer comprising at least one photochromic compound, wherein said photochromic layer resides over at least a portion of said first surface of said optical substrate,
A solvent separation apparatus comprising: a stripping unit in which a solvent outlet, a polymer outlet and an inlet are formed; a water tank having a water outlet; a heat exchanger; a mixing zone for mixing water in the water tank with a polymer solution and a piping system, wherein the piping system comprises a first line connecting the water outlet of the water tank and the mixing zone, a second line connecting the mixing zone and the inlet of the stripping unit; and a third line (201/301) configured so that a mixture of a solvent and water can be discharged from the solvent outlet of the stripping unit, wherein in the first line, an oily water outlet and an oily water inlet are formed, the piping system further comprises a fourth line (61/62) configured so that a part of the water moving through the first line can be discharged through the oily water outlet and then recovered to the first line through the oily water inlet, and the third (201/301) and fourth (61/62) lines are configured to cross through via the heat exchanger such that the water discharged through the oily water outlet can be heat-exchanged with the mixture of the solvent and the water moving through the third line (201/301) and then recovered to the oily water inlet. a stripping unit in which a solvent outlet, a polymer outlet and an inlet are formed; a water tank having a water outlet; a heat exchanger; a mixing zone for mixing water in the water tank with a polymer solution and a piping system, wherein the piping system comprises a first line connecting the water outlet of the water tank and the mixing zone, a second line connecting the mixing zone and the inlet of the stripping unit; and a third line (201/301) configured so that a mixture of a solvent and water can be discharged from the solvent outlet of the stripping unit, wherein in the first line, an oily water outlet and an oily water inlet are formed, the piping system further comprises a fourth line (61/62) configured so that a part of the water moving through the first line can be discharged through the oily water outlet and then recovered to the first line through the oily water inlet, and the third (201/301) and fourth (61/62) lines are configured to cross through via the heat exchanger such that the water discharged through the oily water outlet can be heat-exchanged with the mixture of the solvent and the water moving through the third line (201/301) and then recovered to the oily water inlet.
A thrust reverser device for an aircraft turbojet engine nacelle comprising at least one cover movable between a retracted position and a deployed position with respect to the nacelle and an electro-hydrostatic actuation system, the electro-hydrostatic system comprising a motor pump, and a first actuation assembly formed of: - a series of at least two actuators (A1, A2) intended to be attached to a movable cover of the thrust reverser device and configured to move the movable cover or covers between a retracted position and a deployed position relative to the nacelle; and - a volumetric flow divider having an inlet connected to the motor pump and at least two outlets, each connected to an actuator (A1, A2), the volumetric flow divider being configured to receive a fluid and to supply the actuators with a substantially equal flow rate. - a series of at least two actuators (A1, A2) intended to be attached to a movable cover of the thrust reverser device and configured to move the movable cover or covers between a retracted position and a deployed position relative to the nacelle; and - a volumetric flow divider having an inlet connected to the motor pump and at least two outlets, each connected to an actuator (A1, A2), the volumetric flow divider being configured to receive a fluid and to supply the actuators with a substantially equal flow rate.
A silicon carbide (SiC) ceramic material, characterized in that the ceramic material comprises silicon carbide grains and one or more oxide binding phase(s), wherein the silicon carbide is present in an amount of at least 70 % by weight, preferably at least 80 % by weight, more preferably in a range between 80 and 95 % by weight, based on the total weight of the ceramic material, and wherein the size distribution of the silicon carbide grains is at least bimodal with at least one fraction of small SiC grains and at least one fraction of large, non-aggregated SiC grains, wherein the coarse grain SiC portion represents 70% to 40% by weight of the composition, and wherein the oxide binding phase(s) comprise an amount of cristobalite in the range between 5 and 25 % by weight based on the total weight of the ceramic material.