Abstract: The invention relates to a device for making a sealing connection between two material layers containing plastic, especially in a product packing pouch (2), having at least one sealing station (3), comprising at least two sealing jaws (4a, 4b) situated opposite each other and movable between an open position and a sealing position, having respectively a sealing surface (5a, 5b) on their inner side facing toward the other respective sealing jaw (4b, 4a), wherein the sealing station (3) is configured such that in the open position at least two material layers (6, 7, 8) to be joined together by sealing can be arranged between the sealing jaws (4a, 4b) and in the sealing position the material layers (6, 7, 8) can be pressed together.

Abstract: Mold for casting a polycrystalline silicon ingot, and a silicon nitride powder for a mold release material thereof, a slurry containing a silicon nitride power for a mold release layer thereof, and a mold release material for casting thereof. The present invention relates to a silicon nitride powder for a mold release material of a mold for casting a polycrystalline silicon ingot characterized in that the percentage of primary particles of granular crystals monodispersed in powders is not less than 95% in terms of the area ratio calculated by analysis of an SEM image.

Abstract: An imprint apparatus for coating a substrate with a resin by a coating mechanism, and curing the resin while pressing at least one of the substrate and a mold against the other, includes a measurement device configured to detect a position of the coating mechanism, a substrate stage configured to hold a substrate, a positioning system configured to position the substrate stage, and a controller configured to control positioning of the substrate stage by the positioning system, based on the measurement result.

Abstract: The present invention relates to an apparatus for continuously extruding polymer resin, and more particularly, to an apparatus for continuously extruding polymer resin melts in a direction parallel with a flow direction thereof, in which a lubricant injected through an oil injection port formed on an extrusion die flows along an inner circumferential surface of an extrusion path so as to move along with the polymer resin melts.

Abstract: Mold for casting a polycrystalline silicon ingot, and a silicon nitride powder for a mold release material thereof, a slurry containing a silicon nitride power for a mold release layer thereof, and a mold release material for casting thereof. The present invention relates to a silicon nitride powder for a mold release material of a mold for casting a polycrystalline silicon ingot characterized in that the percentage of primary particles of granular crystals monodispersed in powders is not less than 95% in terms of the area ratio calculated by analysis of an SEM image.

Abstract: A die and method for impregnating at least one fiber roving with a polymer resin are disclosed. The die includes an impregnation section. The impregnation section includes an impregnation zone configured to impregnate the roving with the resin. The impregnation zone includes a plurality of contact surfaces. At least one of the plurality of contact surfaces is configured such that a normal force of the roving is less than or equal to a lift force of the resin at an impregnation location on the contact surface during impregnation of the roving with the resin by the contact surface.

Abstract: There is provided solid imaging methods and apparatus for making three-dimensional objects from solid imaging material. A tray with a film bottom is provided to hold solid imaging material that is selectively cured into cross-sections of the three-dimensional object being built. A coater bar is moved back and forth over the film to remove any uncured solid imaging material from a previous layer and to apply a new layer of solid imaging material. A sensor is provided to measure the amount of resin in the tray to determine the appropriate amount of solid imaging material to be added, from a cartridge, for the next layer. A shuttle, which covers the tray when the exterior door to the solid imaging apparatus is opened for setting up a build or removing a three-dimensional object, can also be used to move the coater bar and to selectively open one or more valves on the cartridge to dispense the desired amount of solid imaging material.

Abstract: An in-mold molded product coating mold includes a sealing portion molding cavity being positioned outside apart from a mold cavity while including a first molding surface which extends from a parting surface of the mold cavity in a mold mating direction of a stationary mold and a movable mold and is formed at either one of the stationary mold and the movable mold. A second molding surface extends from the parting surface in a mold opening/closing direction of the mold cavity and is formed at the other of the above-described two molds. A third molding surface connects the first molding surface and the second molding surface to each other, and forms a sealing portion for sealing the first and second molding surfaces by filling a resin identical to or different from a resin.

Abstract: The invention relates to a compression mould for coating a rigid member that includes a male portion and a female portion each including a reception surface, respectively, of the member and of a coating layer. The surface has the shape of the member, one of the portions being movable so as to bear against the member and the coating layer in order to bind the coating layer to the member. A silicone-based coating is attached to one of the portions, wherein the coating is intended to bear against the member in order to apply a substantially uniform pressure on said member.

Abstract: An apparatus and method is disclosed for forming a compacted powder slug (7) coated with a film (1). The powder (6), e.g. of a medicament, is compacted and enrobed to produce compacted powder slugs (7) by preferably mechanically compacting a powder (6) and forming a film (1) of a material, prefer ably hydroxy propyl methyl cellulose, by vacuum or pressure differential, about the surface of the powder thus compacted.

Abstract: A process for making functional or decorative flakes or platelets economically and at high production rates comprises applying a multi-layer sandwich of vapor deposited metal and release coats in alternating layers to a rotating chilled drum or suitable carrier medium contained in a vapor deposition chamber. The alternating metallized layers are applied by vapor deposition and the intervening release layers are preferably solvent soluble thermoplastic polymeric materials applied by vapor deposition sources contained in the vapor deposition chamber. The multi-layer sandwich built up in the vacuum chamber is removed from the drum or carrier and treated with a suitable organic solvent to dissolve the release coating from the metal in a stripping process that leaves the metal flakes essentially release coat free.

Abstract: The present invention refers to a method of manufacturing a micro patterned device. The method can comprise or consist of applying a light curable epoxy resin to a mold to obtain a curable resin filled mold. In a further step a polymeric film or an epoxy resin-coated glass is applied over the curable resin filled mold. Subsequently, the curable resin filled mold to which the polymeric film or the epoxy resin-coated glass is applied is irradiated to cure the resin. In another aspect the present invention refers to a micro patterned device obtained by a method described herein.

Abstract: When integrally producing a lamp holder, which is provided with a lamp body and a lens portion, by using a mold-sliding injection system, a lamp holder having a reflection surface formed on the interior surface thereof is produced. A fixed mold is provided with a vacuum deposition apparatus, wherein a lamp holder having a reflection surface is produced by a reflection surface forming process, which is provided between a primary injection process for molding a lamp holder and a lens portion and a secondary injection process for integrating the lamp holder and the lens portion by matching the same together, for vacuum-depositing the reflection surface on the interior surface of the lamp holder.

Abstract: When forming a film on a work, such as a lamp holder, the work is not set in a film-forming chamber as in the prior art, but a film is formed thereon by using a mold, thereby simplifying the film formation work. A movable mold is matched to a fixed mold in a state where a vacuum deposition apparatus, the film-forming element, is provided in the fixed mold and the work is supported in the movable mold. Next, film formation is carried out with the film-forming space in a vacuum state. Thereafter, the movable mold is opened, wherein the film formation work on the work surface using molds can be carried out with a series of processes.

Abstract: There is provided an imprinting apparatus that transfers a pattern of a mold to a resin on a substrate, the imprinting apparatus including a deposition mechanism configured to deposit the resin onto the substrate; a first driving mechanism configured to change a relative position, on a plane parallel to the surface of the substrate, of the substrate and the mold; a second driving mechanism configured to change the relative position, on a plane parallel to the surface of the substrate, of the substrate and the deposition mechanism; and a control unit configured to control the deposition mechanism and the driving mechanism so as to perform a resin deposition process of depositing the resin onto the substrate and an imprint process of transferring the pattern of the mold to the resin on the substrate in parallel.

Abstract: An automotive glazing encapsulation mould is provided. The mould comprises at least a first half mould, having a moulding surface for moulding a gasket onto a glazing. The moulding surface comprises a layer of a silicone-free resilient polymer material supported on a rigid former. Preferably, the silicone-free resilient polymer material is polyurethane.

Abstract: Techniques for preparing polymer nanocomposites (PNCs) are provided. In one embodiment, a polymer extruding device includes a barrel configured to accommodate a raw material, a shaft disposed in the barrel, a motor coupled to the shaft and configured to rotate the shaft to move the raw material, and a die coupled to the barrel and including one or more first injector configured to inject nanoparticles into the die, thereby forming a layer of the nanoparticles on a surface of the raw material. The polymer extruder may further include a rotor disposed at one end of the die and configured to receive the raw material from the die.

Abstract: The present invention relates to a mold, a manufacturing method of the mold, and a method of forming patterns using the mold. The mold may include a main body having a convex portion and a recess portion, and a polymer layer formed over the main body by processing a surface of the main body with a high molecular weight material through a surface treatment.

Abstract: A method and apparatus for forming materials such as fiber and elongated shapes, including: a tapered flow channel; supply channels for the addition and removal of agents into the tapered flow channel; and a fiber outlet at the distal end of the tapering flow channel.

Abstract: A device is described for applying a release agent to a molding ring (1) for a front centering shoulder of a tubular or annular workpiece made of concrete having an application unit connected to a pump for the release agent. To provide advantageous application conditions, it is suggested that the application unit for the release agent have an application roll (4) preferably adapted to the profile of the molding ring (1), whose rotational axis (5) at least approximately runs in a diameter plane of the molding ring (1).

Abstract: A metal mold for simultaneous injection-molding and decorating is provided with a movable-side metal mold having a frame clamp and an extrusion rod, and a fixed-side metal mold, at least one portion of the frame clamp has an inclinable portion, and at least one of the frame clamp and the extrusion rod has an inclinable mechanism, so that when cleaning the metal mold, the inclinable portion can be inclined relative to the extrusion rod.

Abstract: An apparatus for manufacturing infiltrating water-proof material for zippers comprising a lower mold and an upper mold, wherein the lower mold is positioned with a positioning recession and a groove, the upper mold is provided with a mold cave on a top thereof and a scraper portion on a bottom edge thereof and adhering to a bottom surface of the positioning recession, whereby the upper mold is assembled to the lower mold into a unitary member in which the upper mold is fitted in the positioning recession, a liquid PU rubber which has been treated with thickening step is poured into the mold cave of the upper mold, and then a zipper tap is moved by transferring rollers to the positioning recession to provide a water-proof film therefor.

Abstract: An elastomeric stamp is used to deposit material on a non-planar substrate. A vacuum mold is used to deform the elastomeric stamp and pressure is applied to transfer material from the stamp to the substrate. By decreasing the vacuum applied by the vacuum mold, the elasticity of the stamp may be used to apply this pressure. Pressure also may be applied by applying a force to the substrate and/or the stamp. The use of an elastomeric stamp allows for patterned layers to be deposited on a non-planar substrate with reduced chance of damage to the patterned layer.

Abstract: Replacement of an existing permanent type commercial carpet installation is facilitated by applying a first pressure sensitive adhesive (preferably containing about 2-10% (by weight) shredded fiberglass) to an existing floor surface, e.g. using a napped roller, and applying a layer of creped kraft base paper with reinforcing yarns substantially directly to the first adhesive. The creped kraft paper layer provides a macroscopically smooth surface substantially impervious to moisture. A conventional, e.g. wet laid, carpet installation adhesive is applied in any conventional manner to the layer, and commercial carpeting is applied substantially directly to the wet laid adhesive.

Abstract: A single piece battery jaw and method and apparatus for producing the same employs a stack molding type machine with material injection from the platens. The apparatus can effectively injection mold a one-piece jar with a straight side wall or an undercut side wall. Zero draft capability is also provided. The apparatus also includes an extraction device and core stabilizers.

Abstract: A coating of drystuff particles on the outside of an ice dome projecting from a cone is effected by pressing down the inversed cone against a spherical resilient membrane having a overlying layer of a particulate material. The invention proposes to coat the domes projecting further from the cone with the use of compressed air for pressing the membrane against the dome surface and by arranging for a vertical movement of the membrane relative to the overlying layer of the particle material.

Abstract: An apparatus for generating generally uniform compression forces over a film of a relatively low-viscosity liquid by passing the low-viscosity liquid through a porous plate, from an upstream face to a downstream face of the porous plate. The porous plate has a specified porosity and arrangement of the through holes or other pores that results in forming a uniform pressure through and uniform compression forces over a film of the low-viscosity liquid that is at or near the upstream face of the porous plate. The apparatus of this invention results in homogeneous deformation of a material, such as molten polymer, polymer solution, multiphase polymer systems, asphalts or foods.

Abstract: Apparatus which is disclosed comprises a metal mold, a metal plunger and an annular manifold, and includes means for moving the plunger and the manifold between an open position in which the manifold surrounds the plunger and a gob of softened glass can be introduced into the mold and a closed position in which the manifold surrounds the plunger and the latter forms, with the mold and the manifold, a cavity in which a glass part can be formed. The manifold and the plunger have facing walls which are above the mold cavity, have portions which are in close fitting sliding engagement, and, thereabove, portions which diverge away from one another and form an annular space.

Abstract: A powdery mold release agent spray device including a nozzle having spray ports on its tip end side wall, a nozzle having spray ports on its tip end surface and shut pins, all of which are assembled in through holes made on both metal molds. The spray ports of the former and latter nozzles are exposed to cavity inside at time of spraying work, the spray ports of the former and latter nozzles are located in the through holes and the cavity is isolated from the spray ports of the latter nozzle by the shut pin. By using this spray device, a powdery mold release agent can be sprayed onto inside surfaces of the metal molds without exception, economically and without worsening a work environment.

Abstract: A concrete pipe is produced by introducing a wet concrete mass into a pipe form to produce a cylindrical mass having an inner wall, compacting the cylindrical concrete mass by applying pressing rollers to the inner wall, smoothing the inner wall of the compacted cylindrical concrete mass, and applying a liquid impregnation medium to the inner wall under pressure after the concrete mass has been compacted, the inner wall has been partially smoothed and the concrete mass is still damp. The pressure is sufficient to cause the impregnation medium to permeate the damp concrete mass to a depth of at least 10 mm.

Abstract: A system and method for forming a segmented pultruded shape is provided in which a continuous length of fiber reinforcements are impregnated with a matrix material and then formed into a continuous series of alternating rigid segments and flexible segments by curing the matrix material impregnating the rigid sections and removing the matrix material impregnating the flexible sections.

Abstract: A frusto-conical trowel apparatus for smoothing mortar or plastic lining material in a pipe or conduit or other such object which has a generally cylindrical inner surface. The trowel body consists of a plurality of laterally overlapping plate members which are mounted onto an inner frame at the small end of the trowel body; such inner frame and it's support bars being enclosed in a conical device to prevent mortar from entering the trowel body; having small rods connecting a spring member to the inner frame while allowing the spring member to reside at the large end of the trowel body and provide pressure against the trowel plate members in order to establish compressibility diametrically of same, creating needed radial troweling pressure.

Abstract: The disclosure is of a method and means for applying a flowable coating material, such as relining, to a tubular stack; e.g. chimney, flue or the like, by means of a distributor moved upwardly into the stack while supplying coating material to an upper surface of the distributor which is configured to cause the material to flow outwardly to the wall to adhere thereto. The apparatus includes selectively added extensions for moving the distributor incrementally through the length of stacks of considerable height, preferably by means of power-operated means; e.g., a fluid-pressure device.

Abstract: A method and an apparatus for effecting in a continuous manner the three operations of extruding, biaxially stretching and surface coating a seamless tubing of thermoplastic resin such as polyethylene, polypropylene, polyethylene terephthalate, etc. The coating material in a molten state is applied to the tubing while a formative state and prior stretching. A coated film is obtained which is dimensionally stable and is useful for food packaging.

Abstract: A machine for molding pipe type elements such as steel fabric reinforced concrete pipes, provided with a funnel having protrusions on its inner surface mounted rotatably in relation to an external mold on rolling elements, a core tube being provided with preferably three guiding members arranged inside the core tube, at least one of the guiding members being filled with lubricating liquid and a seat at the lower ends of the guiding members fitted separably with a lubricating gasket, the seat consisting of at least two parts arranged symmetrically about a cylinder whereby the inner opening of the seat is fitted slidably to the outer diameter of the cylinder with the guiding members guided slidably in the openings of a guide forming the tip of the cylinder.

Abstract: The present disclosure relates to a so-called drag trowel which is drawn through a pipe or the like to trowel a layer of mortar or other plastic lining material therein. The trowel is frustoconical, having a small leading end of relatively fixed diameter and a larger trailing end which is adapted to expand and contract in the direction of its diameter. The present disclosure provides a novel means within the trowel for exerting a resilient expansive force thereagainst in a circumferential direction fairly close to the large end of the trowel. The expansion means comprises resilient means extending lengthwise along the inner surfaces of the trowel with means for translating the force of the resilient means to a circumferential expansive force and with means for adjusting the effective force of the resilient means.

Abstract: Apparatus for building underground pipelines by forming a casing in a hole from a forming material which is compacted in the direction from the center of the hole towards its walls. The hole is first filled with the forming material throughout its cross-sectional area and then the material is compacted in the direction towards the walls of the hole. Compaction is effected by a device comprising a rod-shaped body adapted for moving through the hole, the front end of the body being provided with a system of radial ribs.