Abstract: A multi-fluid kits for three-dimensional printing can include a fusing agent and a tinted anti-coalescing agent. The fusing agent can include water and an electromagnetic radiation absorber that absorbs radiation energy and converts the radiation energy to heat. The tinted anti-coalescing agent can include an aqueous liquid vehicle, a colored dye dissolved in the aqueous liquid vehicle, and a polyelectrolyte. The polyelectrolyte can have a weight average molecular weight from about 1,000 Mw to about 8,000 Mw, the polyelectrolyte can be water-absorbent at a water to polyelectrolyte weight ratio from about 2:1 to about 1,000:1, and about 90 wt % to 100 wt % of the polyelectrolyte can be dissolved in the aqueous liquid vehicle.

Abstract: A method of forming an upper for an article of footwear includes providing a first material layer over a shoe last, providing a second material layer over the first material layer such that the first and second material layers adhere to each other at an interface between the first and second material layers, where one or both of the first material layer and second material layer is provided by spray forming a polymer material onto the last. The material layers are removed from the last and turned inside out such that the first material layer includes an exposed surface that forms an exterior surface of the upper.

Abstract: An object is to manufacture molded bodies having a small variation among products even if the mixture amount of a metal powder is increased when molding is performed by directly introducing not only a metal powder but also a powdered resin into an injection molding machine. In a metal powder mixed resin molded body manufacturing method for manufacturing a molded body by kneading a molding material including a metal powder, a thermoplastic resin powder, and an additive agent, molding is performed by an injection molding machine in which a molding screw is arranged.

Abstract: A method includes applying a stress to a polymer thin film to stretch the polymer thin film along a first in-plane direction, and subsequently applying a stress to the polymer thin film to stretch the polymer thin film along a second in-plane direction orthogonal to the first in-plane direction to form an ultra-high modulus polymer thin film. Calendaring or hot pressing of the ultra-high modulus polymer thin film may improve its optical and/or thermal properties.

Abstract: A tire comprising a plurality of tread blocks. At least one tread block includes one or more piers for stiffening the tread blocks while allowing normal lateral (tangential) or circumferential strain for normal braking and motive traction. The piers can extend the entire length dimension of the tread block or portions thereof.

Abstract: A three-dimensional (3D) printing system may comprise a frame; and an additive component(s) configured to couple to the frame. The additive component(s) may comprise a first extrusion unit, a second extrusion unit, and/or a third extrusion unit. The 3D printing system may be a portion of a hybrid computer numerical control (CNC) machining/3D printing system and configured to manufacture a 3D component autonomously from start to finish. The additive component(s) may comprise a heating system including a hot-air blower.

Abstract: A three-dimensional (3D) printing system may comprise a frame; and an additive component(s) configured to couple to the frame. The additive component(s) may comprise a first extrusion unit, a second extrusion unit, and/or a third extrusion unit. The 3D printing system may be a portion of a hybrid computer numerical control (CNC) machining/3D printing system and configured to manufacture a 3D component autonomously from start to finish. The additive component(s) may comprise a heating system including a hot-air blower.

Abstract: A thin-walled flexible package is provided with a spout comprising a connection portion and a tube having an outer surface and ending with an outlet mouth. A sacrificial closure is applied to the spout to close the outlet mouth. The sacrificial closure comprises a skirt suitable for sealingly engaging the outer surface of the tube at a sealing region having a sealing distance from the outlet mouth. On the outer surface of the tube there is a circumferential dividing line having a division distance from the outlet mouth. The sealing distance is less than the division distance.

Abstract: Some embodiments of the present disclosure relate to a manufacturing method using nano-imprint lithography for a diffraction grating waveguide of a near-eye display. The manufacturing method includes: manufacturing an imprint lithography template with a diffraction grating waveguide pattern; transferring the diffraction grating waveguide pattern of the imprint lithography template to a transferring template by nano-imprint lithography, so as to obtain a transferring template with a reverse pattern of the diffraction grating waveguide pattern; and transferring the reverse pattern of the diffraction grating waveguide pattern of the transferring template to a waveguide substrate by nano-imprint lithography, so as to obtain the diffraction grating waveguide of the near-eye display.

Abstract: An automated production line for the production of ophthalmic lenses comprises: a production line front end (1) comprising: a first injection-molding machine (10) and a second injection-molding machine (12) a casting module (14) comprising a filling station (144) and a capping station (145); a stacking module (15) and a curing module (16); a destacking module (17) and a demolding and delensing module a production line back end (2) comprising: a scalable treatment module (20) comprising a number of liquid baths for a liquid bath treatment of the cured lenses (CL) carried by the treatment carrier tray (200) to obtain the ophthalmic lenses, wherein the number of liquid baths are reduced or increased pending on the number of ophthalmic lenses concurrently produced by the production lines.

Abstract: A directional air knife, components thereof, and associated methods. The air knife includes a housing that comprises an inlet opening which receives air under pressure into the housing along a first inlet axis. A chamber is defined within the housing and positioned to receive air that passes through the inlet opening along the first inlet axis. A discharge duct is defined by the housing and includes a discharge channel within the discharge duct. The discharge channel is in fluid communication with the chamber which receives the air under pressure. The housing defines an outlet opening through which the air under pressure passes out of the discharge duct. The discharge channel has a second central axis along which the air under pressure flows to the outlet opening and out of the housing. The second central axis is arranged with respect to the first inlet axis at a skew angle.

Abstract: The hollow body molding aid includes a body, a connector, a first profiling assembly, a second profiling assembly, and a positioning mechanism. The connector is fixedly connected to the body. The first profiling assembly is fixedly disposed on one side of the body and is configured to position one half of a reinforced housing. The second profiling assembly is fixedly disposed on the other side of the body and is configured to position the other half of the reinforced housing. The positioning mechanism is disposed on the first profiling assembly and the second profiling assembly. The reinforced housing can be positioned, thus guaranteeing molding quality of the reinforced housing and blanks. In addition, the reinforced housing can be accurately positioned in a cavity of a mold through a manipulator, without the need to use a plurality of air cylinders for step-by-step driving.

Abstract: A surface processing equipment using energy beam including a multi-axis platform, a surface profile measuring device, an energy beam generator and a computing device is provided. The multi-axis platform is configured to carry a workpiece and move the workpiece to the first position or the second position. The surface profile measuring device has a working area, and the first position is located on the working area. The surface profile measuring device is configured to measure the workpiece to obtain surface profile. The energy beam generator is configured to provide an energy beam to the workpiece for processing, and the second position is located on a transmission path of the energy beam. The computing device is connected to the surface profile measuring device and the energy beam generator. The computing device adjusts the energy beam generator according to the error profile.

Abstract: A system and method for manufacturing an ophthalmic lens is provided. The method involves preparing a cross-polarization cancelling optical film for an optical article comprising providing a film having at least a first section comprising a first edge, a second section comprising a second edge, and a predetermined color intensity; providing an apparatus, wherein the apparatus comprises at least a first roller and a second roller, wherein the first roller and the second roller are configured to stretch at least a portion of the film; and continuously and asymmetrically stretching at least a portion of the film using the apparatus, while substantially maintaining the color intensity of the film.

Abstract: A method for forming a composite apex, the method comprising the steps of: forming a coextruded strip of a first compound and a second compound, wherein the second compound is a compound different than the first compound, wherein the apex is formed from winding the coextruded strip while varying the ratio of the first compound to the second compound.

Abstract: A system for producing foams for prosthetics and orthotics include a heated housing that stores monomer containers, temperature-controlled hoses separately coupled with the containers and configured to receive monomers from the containers, a dispensing gun assembly fluidly coupled with the containers by the hoses, and a computer controller configured to control a dispensing time period during which the monomers are dispensed from the containers and through the hoses to the dispensing gun assembly and dispensed out of the dispensing gun assembly as a polymer foam. The controller is configured to stop dispensing of the polymer foam out of the dispensing gun assembly upon expiration of the dispensing time period.

Abstract: A tire sealant layer comprising a rubber portion with an upper surface and a lower surface, and a barrier layer upon the lower surface of the rubber portion is disclosed. The rubber portion comprises a mixture of 100 parts of at least one rubber, 90-500 parts of at least one tackifier, optionally one or more extenders, optionally at least one hydroscopic substance, and a cure package. Also disclosed is a process for producing a sealant layer-tire inner liner combination as well as a sealant layer-containing tire and related processes involving the sealant layer-containing tire.

Abstract: A molding device includes a mold cavity defined by an upper mold, a lower mold and a middle mold being moveably attached to the lower mold; a position control mechanism configured to move the middle mold; and a gas discharging mechanism disposed adjacent to the mold cavity and including a gas conduit and a slit jointly defined by the upper mold and the lower mold when the molding device is closed, the slit is in communication with the mold cavity and the gas conduit. A molding method includes injecting a material into a mold cavity to form an article in the mold cavity; discharging at least a portion of a gas out of the mold cavity through a slit of a gas discharging mechanism adjacent to the mold cavity after the article is formed; disengaging a upper mold from a lower mold; and detaching the article from a middle mold.

Abstract: An imprint apparatus that forms a pattern of an imprint material on a substrate with use of a mold includes a mold holding unit configured to hold the mold, a suction unit provided at the mold holding unit and configured to suction a gas in a space in which the mold and the substrate face each other, a detector configured to detect particles included in the gas suctioned by the suction unit, and a control unit configured to perform error processing depending on a result of detection performed by the detector.

Abstract: An installation for moulding of three dimensional products from a mass of pumpable foodstuff material, for example from ground meat. The installation comprises a feed pump and a moulding device with a mobile mould member having multiple mould cavities. A mass feed member is arranged at a fill position relative to the path of the mobile mould member, which mass feed member is connected to an outlet of the feed pump. The member has a housing defining an elongated chamber with a longitudinal axis and having a pair of spaced apart long lateral walls, short end walls, and a bottom wall facing the mould member at the fill position along the path of the mould member. The bottom wall is provided with a discharge mouth formed by one or more discharge openings spanning the path of said mould cavities, so that foodstuff mass flows into each row of mould cavities via said discharge mouth.