Abstract: An apparatus for manufacturing a liquid container, in which a nozzle unit has a seal body disposed in a supply path, the seal body has an annular first seal portion, an annular second seal portion and a spare supply path extending from a flow inlet located between the first seal portion and the second seal portion to a flow outlet located closer to a tip side of the seal body than the second seal portion, and the seal body can move between a blocked position where the first seal portion sits on the supply path, a spare supply position where the first seal portion separates from the supply path and the second seal portion sits on the supply path and an open position where the first seal portion separates from the supply path and the second seal portion separates from the supply path.

Abstract: A pressure vessel containing a main body with at least one opening. The pressure vessel is made from a BMG material. The pressure vessel may contain an additional part such as a neck, a liner, a rib, a lattice, a fin, and a diaphragm. The pressure vessel may be free of a welded joint in entirety. The pressure vessel may contain multiple parts in the main body, each of which is free of a welded joint. The pressure vessel may be made through thermoplastic forming.

Abstract: Methods for producing high thermal performance microelectronic modules containing sinter-bonded heat dissipation structures. In one embodiment, the method includes embedding a sinter-bonded heat dissipation structure in a module substrate. The step of embedding may entail applying a sinter precursor material containing metal particles into a cavity provided in the module substrate, and subsequently sintering the sinter precursor material at a maximum processing temperature less than a melt point of the metal particles to produce a sintered metal body bonded to the module substrate. A microelectronic device and a heatsink are then attached to the module substrate before, after, or concurrent with sintering such that the heatsink is thermally coupled to the microelectronic device through the sinter-bonded heat dissipation structure. In certain embodiments, the microelectronic device may be bonded to the module substrate at a location overlying the thermally-conductive structure.

Abstract: Systems are disclosed for curing composite parts within a container, wherein a pressurized environment may be created via a body of water. Disclosed systems may include the container, a heating system, and a mechanism for raising and/or lowering the container within the body of water. The container may include one or more rigid walls, one or more non-rigid walls, and/or one or more port holes extending through one or more of the rigid walls and/or non-rigid walls. Methods of curing composite parts using such systems are also disclosed. Methods may include providing a container having a cavity configured to receive a composite part, thermally coupling a heating system to the container, inserting the composite part into the cavity, submerging the container under a depth of external liquid, flowing a volume of fluid into the cavity, heating the volume of fluid, thereby curing the composite part.

Abstract: Systems are disclosed for curing composite parts within a container, wherein a pressurized environment may be created via a body of water. Disclosed systems may include the container, a heating system, and a mechanism for raising and/or lowering the container within the body of water. The container may include one or more rigid walls, one or more non-rigid walls, and/or one or more port holes extending through one or more of the rigid walls and/or non-rigid walls. Methods of curing composite parts using such systems are also disclosed. Methods may include providing a container having a cavity configured to receive a composite part, thermally coupling a heating system to the container, inserting the composite part into the cavity, submerging the container under a depth of external liquid, flowing a volume of fluid into the cavity, heating the volume of fluid, thereby curing the composite part.

Abstract: The present invention generally relates to a mold assembly (32, 34) and a method of using the mold for the manufacture of composite parts which, more particularly, are generated from a strengthener in a generally solid phase and a matrix in a generally liquid phase. Various types of molds and processes may be used in order to impregnate a strengthener with a matrix such that a composite part may be manufactured, but the efficiency rate and the duration of the manufacturing process significantly varies depending on the chosen type of mold and process. The present invention relates to a mold assembly and to the manufacture of composites by using the mold assembly which includes the injection of the matrix in the mold assembly containing the strengthener and a deformable member (36) which favors the impregnation of the matrix toward the strengthener.

Abstract: Manufacturing of a composite component, such as a composite component of an aircraft, is provided with a molding tool that includes, but is not limited to a first mold, a second mold and a pressure generator. Between the first mold and the second mold, a membrane is arranged so that between the first mold and the membrane a first region is formed, and between the second mold and the membrane a second region is formed. In the first region, a fibrous mat is arranged. In the second region with the use of the pressure generator 116 counter-pressure can be produced so that the membrane is pressed in the direction of the fibrous mat.

Abstract: In some examples, a method for densifying a material via pitch comprises inserting the material to be densified into a mold, wherein the mold is part of an apparatus. The apparatus may include a ram configured to apply a ram pressure sufficient to force a pitch into the mold to densify the material, a gas source configured to apply a gas pressure sufficient to force the pitch into the mold to densify the material, and a vacuum source operable to create a vacuum pressure in the mold at least prior to application of either the ram pressure or the gas pressure. The method may further comprise densifying the material in the mold via pitch using a selectable one of the ram, the gas source, the ram and the vacuum source, or the gas source and the vacuum source.

Abstract: A system for self-repairing matrices such as concrete or cementitous matrices, polymeric matrices, and/or fibrous matrices, including laminates thereof The system includes repair agents retained in and/or on vessels, such as hollow fibers, within the matrix. Upon impact, the vessel rupture, releasing the chemicals. For multi-layer laminates, the systems provides a total dynamic energetic circulation system that functions as an in situ fluidic system in at least one layer or area. The energy from the impact ruptures the vessels to release the chemical(s), and mixes the chemical(s) and pushes the chemical(s) and/or resulting compound through the matrix. The repair agents can withstand high temperatures, such as the heat of processing of many laminates, e.g., 250-350° F.

Abstract: A permeable material compacting method includes, forming a cavity between a membrane and a structure, porting fluid to or from the cavity, positioning permeable material adjacent the membrane, generating a differential pressure across the membrane, deforming the membrane, and decreasing volume of the permeable material.

Abstract: The invention relates to a method and a device for manufacturing a fiber-composite component, in which a closed U-shaped profile is placed onto the vacuum film and subsequently the cavity formed there is evacuated in order to form in this manner natural resin flow paths in the semifinished fiber product.

Abstract: Tools for manufacturing composite parts and methods for using such tools are disclosed herein. A method in accordance with one aspect of the invention includes manufacturing a fiber-reinforced resin part from a plurality of fibers positioned on a tool having a female mold surface. The mold surface can include a first side region, a second side region, an interior region between the first and second side regions, and transition regions between the first and second side regions and the interior region. The method includes positioning a compaction tool over the mold surface. The compaction tool includes a first pressing device and a second pressing device carrying the first pressing device. The method further includes pressing a first portion of the fibers against the transition regions with the first pressing device without generally compacting the portions of the fibers outboard of the transition regions.

Abstract: In accordance with one aspect of the present invention, methods for molding and curing of composite articles are provided. In one embodiment, the method includes providing a molding apparatus including an elastic layer disposed on a rigid support and a mold disposed on the elastic layer and the support. In one embodiment, the mold includes an inner surface, the inner surface further including a molding surface, and wherein a first surface of the elastic layer and the inner surface of the mold define a molding chamber. In one embodiment, a prepreg is further disposed within the molding chamber, wherein the prepreg is disposed on the first surface of the elastic layer. In one embodiment, the method includes providing a fluid via a fluid inlet against a second surface of the elastic layer, thereby expanding the elastic layer against the inner surface of the mold, and pushing the prepreg against the molding surface of the mold to form a molded composite article.

Abstract: Method of cold casting a composite product which includes the steps of making a composite mixture comprising a curable resin and metal particles, pouring the composite mixture into a mold made of a machinable and recyclable substrate; and curing the composite mixture in a pressurized chamber for a time sufficient to eliminate the appearance of bubbles in the cured composite mixture. The curable resin is selected to have a cure time and a viscosity that allows the metal particles to fall to the bottom of the mold to appear on the face of the composite product. The finished product can resemble traditional foundry cast metal products while employing a much lower amount of metal to achieve cost savings.

Abstract: A process for making an embossed web includes providing a precursor web a first forming structure having a plurality of discrete first forming elements and a first pressure source and applying pressure between the first pressure source and the first forming structure to force the precursor web to conform to the first forming elements of to form a first embossed web having a plurality of first discrete extended elements. The first embossed web is then provided between a second forming structure having a plurality of discrete second forming elements and a second pressure source and pressure is applied between the second pressure source and the second forming structure to force the first embossed web to conform to the second forming elements to form a second embossed web having a plurality of second discrete extended elements. The resulting embossed web has a plurality of first and second discrete extended elements.

Abstract: A method of separating a mixture of liquid and insoluble solids in a filter press may comprise: pumping the mixture into a chamber between two filter plates in the filter press to form a filter cake, wherein the chamber is lined by filter cloths, and wherein, during the pumping, filtrate is forced through the filter cloths and out of the chamber; heating the filter cake in the chamber, wherein, during the heating, filtrate is forced through the filter cloths and out of the chamber, and wherein the heating is by radio frequency irradiation of the filter cake in the chamber; and releasing dried filter cake from the chamber.

Abstract: Devices and methods for treating veins and venous conditions, such as chronic cerebrospinal venous insufficiency, are provided. In one aspect, the disclosed subject matter provides an intraluminal scaffold having a generally tubular body with a lumen defined therethrough, the tubular body having a compressed condition for delivery and an expanded condition for implant within a vessel having a distended portion, at least a length of the tubular body configured to form an enlarged portion in the expanded condition to engage a wall of the distended portion of the vessel. Methods for fabricating and using the scaffold, methods for remodeling a vein, and methods of deploying a medical device in a vessel without negatively impacting the function of a valve of the vessel, are also provided.

Abstract: A process for making an embossed web. A precursor web is provided between a forming structure and a static pressure plenum. The forming structure has a plurality of discrete apertures or depressions. Pressure is provided by the static pressure plenum against the precursor web and the forming structure to force the precursor web into the apertures or depressions of forming structure to form the embossed web. The resulting embossed web has a plurality of discrete extended elements.

Abstract: Use of thermoplastic molding compositions comprising A) from 10 to 89% by weight of a polyethylene terephthalate which can comprise up to 65% by weight, based on 100% by weight of A), of another polyester, B) from 0.01 to 50% by weight of B1) at least one highly branched or hyperbranched polycarbonate with an OH number of from 1 to 600 mg KOH/g of polycarbonate (to DIN 53240, part 2), or B2) at least one highly branched or hyperbranched polyester of AxBy type, where x is at least 1.1 and y is at least 2.1, or a mixture of these, C) from 10 to 60% by weight of a fibrous or particulate filler, and D) from 0 to 20% by weight of further additives, where the total of the percentages by weight of components A) to D) is 100%, for the production of moldings by means of the internal-gas-pressure process and/or the water-injection process.

Abstract: A mold for manufacturing products made of composite materials, which comprises at least one functional portion made of a composite material joined to at least one interface made of a composite material which projects at least partially around the functional portion, said mold being provided with one or more mechanic fastening devices for the coupling with at least another mold.

Abstract: A permeable material compacting method includes, forming a cavity between a membrane and a structure, porting fluid to or from the cavity, positioning permeable material adjacent the membrane, generating a differential pressure across the membrane, deforming the membrane, and decreasing volume of the permeable material

Abstract: An apparatus and method for the shaping of plastics material pre-forms into plastics material containers with at least one blow moulding station which is arranged on a conveying device rotatable about a pre-set axis of rotation (D). The blow moulding station has a blow mould and this blow mould forms a cavity in the interior of which the plastics material pre-forms are capable of being expanded by being acted upon with a gaseous medium to form the plastics material containers, with a stressing device, which acts upon the plastics material pre-forms with the gaseous medium in order to expand them, and with a clean room, which surrounds the blow moulding station at least in part. The clean room is bounded off from an environment by at least two walls which are movable relative to one another.

Abstract: A method of reshaping an article comprising a polyelectrolyte complex, the polyelectrolyte complex comprising an intermolecular blend of a predominantly positively-charged polyelectrolyte and a predominantly negatively charged polyelectrolyte by controlling the salt doping level.

Abstract: A motor vehicle front face of the metal/plastic composite type, comprising at least one metal insert (16) over which a first plastic part (32) is overmolded and at least one metal element (20) produced by hydroforming over which a second plastic part (22) is overmolded.

Abstract: Provided is a method of stabilizing an elastomeric property of an elastomeric material. The method includes placing the elastomeric material in a pressurizing chamber and applying a suitable hydrostatic pressure to the elastomeric material within the pressurizing chamber to at least partially compress the elastomeric material. Application of the hydrostatic pressure is maintained for a period of time suitable to at least partially stabilize a restorative force exhibited by the elastomeric material in response to subsequent exposures of the elastomeric material to a compressive force.

Abstract: There is provided a method of manufacturing a hollow structural member suitable for precisely manufacturing a hollow structural member whose pitch space of the hollows is below 30 ?m. The method of manufacturing a hollow structural member of this invention is to encapsulate, by using a gas-permeable material in part of a material that constitutes the substrate (5) for manufacturing the hollow structural member, a high-pressure gas by injection in advance, under high-pressure conditions, into the gas-permeable material; to form a plastic deformation film (10) on a surface under reduced-pressure conditions; and to expand and draw the plastic deformation film (10), while preventing the plastic deformation material from entering the recesses (5b), by discharging the high-pressure gas that is encapsulated in the gas-permeable material into each of the recesses (5b), whereby the hollow structural member is manufactured.

Abstract: Method and system for making a product (1) having a solid body (2) and having one or more cavities (3, 15) inside that solid body, with a broad surface and a small thickness. A liquid material is provided within a mold (4), and solidification of the liquid material is controlled in a position dependent way from the outside of the product. When using a thermoplastic material, the system may cool said liquid material less in areas that are projections of the cavities on the outside of the product on its broad surface. When using a thermosetting material the system may include means (5, 9) for controlled heating the liquid material, excluding the projections of the intended cavities. Once part of the product has sufficiently solidified outside the intended cavities the liquid material is driven from the intended cavities by means of a fluid. In the product some cavities may be provided with a conductive layer or structure, e.g.

Abstract: The object of the invention is a method and an apparatus for manufacturing articles with the help of a mould. The solution according to the invention comprises a strong pressure-resistant frame (1) and also a pressurizing box (6) to be disposed in it, in which pressurizing box moulds of essentially thin structure can be surrounded with high pressures and temperatures. By utilizing high temperatures, post-treatment with an autoclave is avoided. With the solution according to the invention techniques known from plastic mould technology, which have been used e.g. in vacuum forming moulds and injection moulding moulds, are applied to articles and moulds to be manufactured with compression moulding technology.

Abstract: The object of the invention is a method and a mould arrangement for manufacturing articles with the help of a mould. The solution according to the invention comprises a strong pressure-resistant frame (1) and also a pressurizing box (6) to be disposed in it, in which pressurizing box the moulds can be surrounded with high pressures and temperatures. By utilizing high temperatures, post-treatment with an autoclave is avoided. Bottom parts suited to the manufacturing technique can be disposed as the bottom part of the pressurizing box (6), in which case with the solution according to the invention techniques known from plastic mould technology, which have been used e.g. in vacuum forming moulds and injection moulding moulds, are applied to articles and moulds to be manufactured with compression moulding technology.

Abstract: The present invention generally relates to a mold assembly (32, 34) and a method of using the mold for the manufacture of composite parts which, more particularly, are generated from a strengthener in a generally solid phase and a matrix in a generally liquid phase. Various types of molds and processes may be used in order to impregnate a strengthener with a matrix such that a composite part may be manufactured, but the efficiency rate and the duration of the manufacturing process significantly varies depending on the chosen type of mold and process. The present invention relates to a mold assembly and to the manufacture of composites by using the mold assembly which includes the injection of the matrix in the mold assembly containing the strengthener and a deformable member (36) which favors the impregnation of the matrix toward the strengthener.

Abstract: Methods of manufacturing a medical article that include radial deformation of a polymer tube are disclosed. A medical article, such as an implantable medical device or an inflatable member, may be fabricated from a deformed tube.

Abstract: A pitch densification apparatus may be used to form a carbon-carbon composite material. In some examples, the apparatus is configured to pitch densify a material using one or more of a plurality of different pitch densification techniques. For example, the apparatus may densify a material with a selectable one of the resin transfer molding cycle, the vacuum-assisted resin transfer molding cycle, and/or the vacuum pressure infiltration cycle. The apparatus may respond to initial or changing properties of a material to be densified. In some additional examples, the apparatus includes a mold configured to receive a preform and a portion of solid pitch separate from the preform. The apparatus may include a heating source thermally coupled to the mold that is configured to heat the solid pitch above a melting temperature of the solid pitch. The apparatus may melt the pitch without external pitch melting equipment.

Abstract: To provide a production method for producing a polymer member in which a pressurized fluid containing a modifying material is introduced more easily and stably into a molten resin in an injection molding machine. This task is solved by providing a production method, for producing a polymer member by using an injection molding machine provided with a mold and a heating cylinder, the method including: introducing, into a molten resin in a heating cylinder, a pressurized fluid containing a modifying material, liquid carbon dioxide, and a liquid in which the modifying material is dissolvable while controlling a flow rate of the pressurized fluid by a cylinder; and injecting the molten resin, into which the pressurized fluid is introduced, into the mold to form the polymer member in which the modifying material is contained in a surface of the polymer member.

Abstract: A method of forming members of fiber reinforced thermoplastic members via molding, the members including at least one hollow chamber, formed by water injection into the melt in the mold, to stiffen the finished member. The thermoplastic is preferably selected from a group comprising polypropylene, Nylon, PET, ABS, TPO, and thermoplastic polyurethane, while the reinforcing fibers are preferably selected from a group comprising glass, aramid, carbon, and natural fibers. Preferably, the extruded melt is produced such that the average length of the reinforcing fibers is less than four millimeters.

Abstract: A chamber filter plate for a filter press includes a plate plane having a longitudinal direction and a crosswise direction. A plate body has a surface with a thickness. A plate edge frames the plate body and is thicker than the surface of the plate body. The plate edge has at least one hollow channel formed therein, extending in the longitudinal and/or crosswise direction. A method of producing a chamber filter plate is also provided.

Abstract: Methods of manufacturing a medical article that include radial deformation of a polymer tube are disclosed. A medical article, such as an implantable medical device or an inflatable member, may be fabricated from a deformed tube.

Abstract: Composite materials in various shapes and sizes and in various configurations for use in ballistic armor confined in cylindrical and dome shaped enclosures; held under pressure to increase the impact absorption factor. An armor comprising an auxiliary layer disposed in front thereof at a determined distance wherein said layer comprises pre-stressed members arranged in a spacious pattern. A method is proposed for manufacturing of pre-stressed structure and armor by expanding the cavity into which ceramic materials are inserted so that pressure is applied to the ceramic materials.

Abstract: A method of making a composite moulding includes providing a base (12) having a through bore, a clamping ring (8) and a fitting (1). The method includes the following steps:— a) placing the base (12) on top of a fibre pack (27), b) placing a plastic film (16) over the base (12) and the fibre pack (27), c) engaging the clamping ring (8) with the base (12) in such manner that the plastic film (16) is clamped in sealing engagement with the base (12), d) removing that part (21) of the plastic film (16) that extends over the bore in the base (12), and e) engaging the fitting (1) with the base (12) in sealing engagement with the base (12) and the clamping ring (8).

Abstract: Provided is a forming method comprising fixing an object in a mold of a forming apparatus comprising a water pressure or vapor pressure generator and the mold communicated with the water pressure or vapor pressure generator; generating water pressure or vapor pressure using the water pressure or vapor pressure generator and then injecting the water pressure or vapor pressure into the mold; and forming the object fixed in the mold using pressure generated by the water pressure or vapor pressure, and a forming apparatus used in the same. According to the present invention, it is possible to form an under-cut portion and other fine shapes which could not be formed by a conventional forming method and also it is possible to solve the problems such as the thickness variation and the whitening phenomenon after the forming process.

Abstract: A method of making a fenestration framing member includes providing a core of size and shape corresponding to the desired size and shape of the fenestration framing members. A fiberglass mat is placed on the core to form a fiberglass-engaged core, and resin is vacuum infused into the mat to form a fenestration framing member that includes fiberglass-reinforced resin engaging the core. The starting core and the final fenestration framing member preferably are of curved geometry lengthwise of the core and member. The step of vacuum infusing resin into the mat surrounding the core preferably is carried out by placing the fiberglass-engaged core into a vacuum enclosure, preferably a vacuum bag, and connecting the vacuum enclosure to a vacuum source and a resin source. In one embodiment of the disclosure, the mat surrounds the core so that the core is part of the fenestration framing member.

Abstract: There is provided a method of manufacturing a hollow structural member suitable for precisely manufacturing a hollow structural member whose pitch space of the hollows is below 30 ?m. The method of manufacturing a hollow structural member of this invention is to encapsulate, by using a gas-permeable material in part of a material that constitutes the substrate (5) for manufacturing the hollow structural member, a high-pressure gas by injection in advance, under high-pressure conditions, into the gas-permeable material; to form a plastic deformation film (10) on a surface under reduced-pressure conditions; and to expand and draw the plastic deformation film (10), while preventing the plastic deformation material from entering the recesses (5b), by discharging the high-pressure gas that is encapsulated in the gas-permeable material into each of the recesses (5b), whereby the hollow structural member is manufactured.

Abstract: A method of molding a composite article includes providing a first floating mold that has a fluid backing, wherein the fluid defining the fluid backing is stored in a fluid chamber positioned beneath the first floating mold, providing a second non-floating mold that does not include a fluid backing, and sealing the first floating mold to the second non-floating mold to define a molding chamber thereinbetween.

Abstract: The invention relates to a method for producing a thin-walled container, characterised in that a preform is deformed using a weight/wall surface ratio of the order of 150 g/m2 to 250 g/m2.

Abstract: A system for molding a part including a first surface and a second surface opposing the first surface, the system includes: a pressure supply arrangement; and a Reaction Injection Molding (RIM) arrangement including a pin plate assembly and a mold defining a mold cavity, the RIM arrangement configured for supplying a bi-component liquid mixture to the mold cavity in which the bi-component liquid mixture chemically reacts and thereby forms a thermoset polymer, the pin plate assembly coupled with the pressure supply arrangement and the mold, the pressure supply arrangement configured for supplying an inert gas to the mold cavity via the pin plate assembly and thereby for one of reducing and eliminating a formation of a sink mark on the first surface of the part.

Abstract: A method of making a fenestration framing member includes providing a core of desired cross section and geometry lengthwise of the core. A fiberglass mat is placed around the core to form a fiberglass-enclosed core, and resin is vacuum infused into the mat to form a fenestration framing member that includes fiberglass-reinforced resin enclosing the core. The starting core and the final fenestration framing member preferably are of curved geometry lengthwise of the core and member. The step of vacuum infusing resin into the mat surrounding the core preferably is carried out by placing the fiberglass-enclosed core into a vacuum enclosure, preferably a vacuum bag, and connecting the vacuum enclosure to a vacuum source and a resin source.

Abstract: To provide a production method for producing a polymer member in which a pressurized fluid containing a modifying material is introduced more easily and stably into a molten resin in an injection molding machine. This task is solved by providing a production method, for producing a polymer member by using an injection molding machine provided with a mold and a heating cylinder, the method including: introducing, into a molten resin in a heating cylinder, a pressurized fluid containing a modifying material, liquid carbon dioxide, and a liquid in which the modifying material is dissolvable while controlling a flow rate of the pressurized fluid by a cylinder; and injecting the molten resin, into which the pressurized fluid is introduced, into the mold to form the polymer member in which the modifying material is contained in a surface of the polymer member.

Abstract: A polymeric web exhibiting a soft and silky tactile impression on at least one side thereof is disclosed. The silky feeling side of the web exhibits a pattern of discrete hair-like fibrils, each of the hair-like fibrils being a protruded extension of the web surface and having a side wall defining an open proximal portion and a closed distal portion. The hair-like fibrils exhibit a maximum lateral cross-sectional diameter of between 2 and 5 mils, and an aspect ratio from 1 to 3. Methods and apparatus for making the polymeric web utilize a three-dimensional forming structure having a plurality of protrusions being generally columnar forms having an average aspect ratio of at least about 1.

Abstract: The invention relates to a method and a device for producing a structure made up of at least two bodies in a cavity of a mold defining the structure.

Abstract: A thermoforming methodology for laminated thermoplastic sheets which preserves the class “A” finish and high gloss thereof. In a thermoforming process including heating followed by vacuum and opposing air pressure application, and then followed by application of chilled compressed air, control of spherulite formation using any of: addition of a nucleating agent to the paint film, using the chilled compressed air at a temperature of substantially about 32° F., heating to no more than about 311° F., selecting a paint film having a high melting point temperature, and selecting a paint film that is non-crystalline.

Abstract: Motor vehicle front face of the metal/plastic composite type, comprising at least one metal insert (16) over which a first plastic part (32) is overmolded and at least one metal element (20) produced by hydroforming over which a second plastic part (22) is overmolded.