Abstract: A platen assembly for use in an additive manufacturing system, which includes a platen plate that is preferably secured to a gantry mechanism of the additive manufacturing system, and having a top surface, and one or more magnets secured to the platen plate and configured to generate one or more magnetic fields at the top surface of the platen plate. The platen gantry is configured to magnetically couple interchangeable and replaceable build sheets to the top surface of the platen plate due to the one or more generated magnetic fields, and where the magnetically-coupled build sheets are configured to receive the printed layers from the printing mechanism.

Abstract: The present invention relates to means for manufacturing micro-beads (polymer micro-particles) comprising thermoplastic polymer and having the average particle size of 10 ?m or less, and extending into the nano-range. An original filament comprising a thermoplastic polymer is passed through an orifice under an air pressure (P1) and guided to a spray chamber under a pressure (P2; where P1>P2). The original filament having passed through the orifice is heated and melted under irradiation by an infrared beam, and is sprayed in microparticulate form from the orifice by the flow of air generated by the pressure differential between P1 to P2, whereby micro-beads comprising thermoplastic polymer micro-particles having an average particle size of 10 ?m or less, and even less than 1 ?m are manufactured.

Abstract: The described invention relates to an ambidextrous working glove having fish scale-textured inner and outer surfaces and methods of making same.

Abstract: The invention relates to a method for producing a tubular hollow body (1) with at least three pipe openings, partly or completely consisting of plastics material. It is provided that a lost core pipe (9), which has a connection opening (13, 14) on each of its ends and has at least one docking opening (11) along its length, is produced, that the core pipe (9) is introduced into a cavity of a mold, with two non-lost core pieces (17, 18) being arranged with one of their ends (3, 4) respectively against the connection openings (13, 14) in a sealing manner and a non-lost core part (19) being arranged with one end against the docking opening (11) in a sealing manner, in that plastics material (25) is then introduced into the mold cavity to encapsulate the core pipe (9), the core pieces (17, 18) and the core part (19) and that, once the plastics material (25) has cured, the core pieces (17, 18) and the core part (19) are withdrawn from the hollow body (1) created.

Abstract: Disclosed are methods for utilizing reclaimed carpet materials in the manufacture of high density composites. Also disclosed are products manufactured by the disclosed methods.

Abstract: A method for manufacturing a fiber layer or a component perform includes yieldably tensioning a plurality of yarns in a tensioning plane such that each yarn is separately and individually held in a yieldable manner. Then, a workpiece carrier is moved through the tensioning plane in a perpendicular direction thereto such that the yarns contact the workpiece carrier and respectively bend according to the contour of the workpiece carrier. If a predetermined tensile force on one or more of the plurality of yarns is exceeded, then an additional length of such yarn(s) is supplied from a reserve and/or a coil to cover the workpiece carrier. Then, the ends of the yarns are fixed along an edge of the workpiece carrier.

Abstract: A device for producing fiber preforms including a plurality of unwind stations, a plurality of grippers and at least one first molding tool. Further, a method includes the successive steps of tensioning threads or rovings for a first layer with grippers, draping the first layer over a first molding tool, severing of the threads or rovings of the first layer, tensioning threads or rovings for a second layer with grippers, draping an additional layer over the first forming tool, and severing the threads or rovings of the second layer.

Abstract: There is provided a method of manufacturing a zirconia block for an artificial tooth having a color gradient. The method includes: preparing colored zirconia-based powder and white zirconia-based powder; preparing a plurality of raw materials in which the colored zirconia-based powder and the white zirconia-based powder are mixed in different weight ratios by mixing the colored zirconia-based powder and the white zirconia-based powder while changing a mixing ratio in order to express a desired color gradient; sequentially injecting the plurality of raw materials into a compression mold or a mold frame to mold in increasing or decreasing order of content of the colored zirconia-based powder of the raw material; and calcining a molding result. According to the present invention, it is possible to express aesthetics of a natural tooth by implementing a color gradient of the natural tooth in the zirconia block itself without using porcelain powder or a liquid color set.

Abstract: An apparatus and a method for processing an optical lens, whereby a block piece for the lens is first processed by cutting and then is provided with markings for positioning the lens on the block piece.

Abstract: A method of additive manufacturing of a three-dimensional object is disclosed. The method comprises sequentially forming a plurality of layers in a configured pattern corresponding to the shape of the object. Each layer is formed by dispensing at least one modeling material to form an uncured layer, and curing the uncured layer by radiation. In various exemplary embodiments of the invention the method comprises, for at least one layer, forming a stack of sacrificial radiation-protective layers to cover an exposed portion of the layer, such that an upper layer of the stack remains exposed during formation of any subsequent layer of the plurality of layers.

Abstract: A method of forming a vehicular instrument panel includes the steps: melting a first composite comprising carbon fibers and nylon resin; melting a second composite comprising glass fibers and nylon resin; injecting the melted composites into an instrument panel mold such that the carbon and glass fibers are each substantially concentrated within respective driver-side and passenger-side portions of the mold; and cooling the melted composites to form an instrument panel. The method may also include the step: forming a boundary region between the first and second melted composites in the mold such that the carbon and glass fibers in the mold are substantially mixed within the boundary region.

Abstract: A transfer system (1) for transferring a fine transfer pattern (M1) formed in a mold (M) to a to-be-molded material (D) provided on a substrate (W) includes a positioning device (3) configured to position the substrate (W) relative to the mold (M) and to bond the mold (M) and the substrate (W) together after the positioning, and a transfer device (5) provided separately from the positioning device (3) and configured to receive the mold (M) and the substrate (W) positioned and bonded together by the positioning device (3), and to cure the to-be-molded material (D) while pressing the mold (M) and the substrate (W) thereby to perform transfer.

Abstract: Molded member made of form-stabilized material, comprising at least one first component and one second component, characterized in that the second component has a different pigmentation than the first component and the second component is disposed inside the first element, forming a boundary surface, in such a way that the boundary surface represents a spatially curved surface.

Abstract: The present invention relates to a manufacturing method of a molded article, including: a molded article forming step of forming a molded article by curing a resin composition on a main surface, on the side of a bendable first supporting medium, of a laminated supporting medium obtained by laminating the first supporting medium and a second supporting medium that is harder than the first supporting medium; a second-supporting medium peeling step of peeling the second supporting medium from the first supporting medium after the molded article forming step; and a first-supporting medium peeling step of peeling the first supporting medium from the molded article while bending the first supporting medium after the second-supporting medium peeling step. The shape of the first supporting medium can be maintained at a curing temperature at which the resin composition is cured in the molded article forming step.

Abstract: Process for producing a three-dimensionally shaped article, comprising the steps a) providing a structure containing a plurality of consolidated films or tapes of uni-directionally oriented polymer, b) forming the structure into a three-dimensionally shaped article by applying a force at a temperature below the melting point of the oriented polymer.

Abstract: The present invention relates to a method for preparing polyamide granules. This method comprises, in particular, steps of extruding the polymer, cooling and cutting the extruded material, and a step of cooling the granules. The method of the invention is simple and quick to implement.

Abstract: The present disclosure relates to a method for synthesis of a porous solid oxide matrix. The method includes synthesizing a composite by co-precipitating a porous ceramic material with a sacrificial material. The composite is sintered and the sacrificial material of the sintered composite is reduced. A porous solid oxide matrix is formed from the reduced and sintered composite. Porosity of the solid oxide matrix is controlled by a volume fraction of the sacrificial material or sintering temperature and a volume fraction of the sacrificial material. Pore size of the solid oxide matrix is controlled by sintering temperature and a volume fraction of the sacrificial material.

Abstract: A light guide system includes a light guide and a carrier substrate having a barrier layer disposed therebetween. The barrier layer is introduced during a dual injection process to provide a permeable barrier between a first resin, used to form the light guide, and a second resin used to form the carrier substrate. The barrier layer allows for the first and second resins to bond, while acting as a wet-out inhibitor between the resins. The molded dual injection light guide system of the present invention provides for a unitary light guide and carrier substrate that has been molded with a barrier layer such that wetting out of a surface of the light guide is prevented along with the deleterious effects wetted out surfaces have on light transmission.

Abstract: Exemplary embodiments of the invention relate to an alignment apparatus including a source unit providing an electromagnetic signal, a receiving unit detecting the provided electromagnetic signal, and a polarization element positioned between the source unit and the receiving unit and having a transmissive axis fixed in a predetermined direction. A substrate may be positioned between the source unit and the receiving unit, and may be formed with a polarizer including a plurality of metal lines with a minute linear pattern. The luminance or intensity of the electromagnetic signal may be detected by the receiving unit while rotating the substrate.

Abstract: An additive manufacturing system for printing three-dimensional parts, the system comprising a heatable region, a receiving surface, a print head configured to print a three-dimensional part onto the receiving surface in a layer-by-layer manner along a printing axis, and a drive mechanism configured to index the receiving surface along the printing axis such that the receiving surface and at least a portion of the three-dimensional part out of the heated region.