Abstract: A thermal management system may cool at least a portion of a computer system with one or more cooling systems. The thermal management system can include one or more modular heatsink assemblies. The modular heatsink assemblies can include scalable heat spreader panels that are thermally coupled to a portion of the one or more cooling systems. The modular heatsink assembly can be positioned above and/or adjacent to a computer component, such as a dual in-line memory module. The scalable heat spreader panels are shaped to fit in between and to the sides of the computing component to draw heat away from the computing component.

Abstract: An injection mold for producing a double walled drinking vessel includes first and second mold portions. The first mold portion forms a first and second cavities corresponding to the outer shape of the outer container and the outer shape of the inner container, respectively. The first and second cavities are located concentrically with respect to a central axis. An index plate is rotatable and axially movable along the central axis relative to the first mold portion. The index plate includes a first core and a second core. The first cavity has a first cavity injection gate for injecting mold material into the first cavity for forming the outer container. The second cavity has a second cavity injection gate for injecting mold material into the second cavity for forming the inner container. The first cavity has a further injection gate for injecting joint material for joining the outer and inner containers.

Abstract: A mold assembly (1) for injection molding of a plastic pipe fitting (2, 3). The pipe fitting comprises an elbow-shaped or a tee-shaped internal flow channel (4). At least one of the first core member (14) and the second core member (15) of the core package (12, 13) comprises a built-in cooling arrangement (20) for cooling of the core package (12, 13), the cooling arrangement (20) extending longitudinally inside said core member over a substantial length of said core member.

Abstract: An injection apparatus of the invention injects a molding material supplied from a material supply port, and includes a die, a material supply apparatus that extrudes the molding material that is thread-like or strip-like via the die, and a material guide apparatus that guides the molding material supplied via the die to the material supply port. The material discharge port of the material supply apparatus and the die protrude downward in the material supply apparatus, and a pressure inside the material guide apparatus is reduced by a pressure reducing apparatus from a pressure reducing port provided above the material discharge port of the material supply apparatus and the die.

Abstract: A three-dimensional cell growth containment article is described, which includes a molded body channelized by removal of sacrificial channelizing element(s) therefrom, so that the molded body contains one or more channel(s) therein, with a matrix material in at least one of such channel(s) that is supportive of three-dimensional cell growth in the matrix material. A method for making such articles is also described, in which a molded body is formed with one or more sacrificial channelizing element(s) therein, following which the sacrificial channelizing element(s) are removed. The three-dimensional cell growth containment articles of the present disclosure may be utilized in any applications in which there exists a need to reproducibly generate three-dimensional cellular structures, e.g.

Abstract: A method to form automobile vehicle acoustic insulators includes as stages: forming a fiber mass by mixing a low melting point polymeric fiber and a high melting point polymeric fiber in predefined volumes in a mixing device; adding a water volume to the fiber mass to create a semi-solid mass; placing the semi-solid mass in a mold; internally heating the semi-solid mass in the mold using microwave energy; and expelling a first portion of the water volume through apertures created in the mold.

Abstract: An actuatable flow media for controlling a flow rate of a liquid through the flow media, the actuatable flow media comprising a base having a plurality of base cavities formed therein, at least one aperture formed in each base cavity defining a liquid flow path for the entry of liquid into or exit of liquid from the flow media; a flexible membrane arranged in spaced relation with the base and defining a liquid flow path through the flow media; and an elastically deformable element arranged in each base cavity and extending between the base and the flexible membrane for actuation between at least a first configuration in which the element is substantially undeformed and the liquid flow path through the at least one aperture is open and a second configuration in which the element is substantially deformed and the liquid flow path through the at least one aperture is closed.

Abstract: A cooling system for a photovoltaic panel including micro flat heat pipes (HP) integrated with thermoelectric generators (TEG) and a cooled water reservoir for cooling the working fluid in heat pipes. The cooled water in the reservoir is pumped from the condensate pan of an air conditioner. Experimental results show that cooling system reduced the average temperature of the panel by as much as 19° C. or 25%. Further, the output power of the photovoltaic panel increased by 44% when the photovoltaic panel was used in a very hot climate (30-40° C.). An additional two watts of power was generated by the TEGs.

Abstract: A method for producing a polycondensate melt from a primary material and a secondary material from materials of substantially the same type is provided. A first partial melt stream of the primary material and a second partial melt stream of the secondary material are provided, and a measured value of the intrinsic viscosity of both partial melt streams is determined, and a difference value is calculated from the measured values. Based on the difference value, the intrinsic viscosity of the second partial melt stream is increased, reduced or maintained unchangedly by using a first melt treatment device. Subsequently, the two partial melt streams are combined into a common melt stream.

Abstract: A method for fusing thermoplastic composite structures includes placing a substructure on an inner surface of a skin that is laid up on a shaping surface of a tool configured to maintain the shape of an outer mold line. The method further includes applying at least one insulation layer over a flange of the substructure and over exposed portions of the inner surface of the skin not in contact with the substructure, and applying a vacuum bag to at least partly enclose the skin and the substructure. The method yet still further includes applying heat to the shaping surface to fuse the substructure to the skin such that the skin exceeds its melting point and at least a portion of a raised segment of the substructure does not exceed its melting point.

Abstract: The equipment for the production of slabs in mineral grits bound with resins, comprises: a support frame, at least one lower plate, locked together with the frame, comprising at least one positioning zone for at least one mold having at least one forming cavity, open at the top, to contain a mix comprising the materials necessary to obtain the slabs, at least one pressing assembly comprising an upper plate movable, with respect to the frame, from an upper position of loading/unloading the mold in/from the positioning zone, to a lower position of pressing the mix inside said forming cavity, vibrating means associated at least with the lower plate, and an airtight chamber, communicating with suction means, adapted to reduce the pressure to a value lower than the atmospheric pressure, containing the mold, where the chamber is interposed between the lower plate and an upper closing element opposite the lower plate.

Abstract: An apparatus for molding a part includes a plunger cavity, a plunger, and a mold cavity, wherein the plunger is oriented out-of-plane with respect to a major surface of the mold cavity, and first and second vents couples to respective first and second portions of the mold cavity. In a method, resin and fiber are forced into the mold cavity from a plunger cavity, and at least some of the fibers and resin are preferentially flowed to certain region in the mold cavity via the use of vents.

Abstract: Golf ball methods and molds for quickly and efficiently eliminating air/gas from within a mold during golf ball manufacture and the improved golf balls resulting therefrom.

Abstract: Building panels and methods of making the same are disclosed herein. In one embodiment, a method of injection molding a building panel includes co-mingling a first material and a second material in a molten material, where the second material includes a color that contrasts with the first material. The method also includes injecting the molten material into a cavity of an injection mold, modifying a flow front of the molten material as the molten material flows in the cavity, and cooling the molten material to form a solidified building panel.

Abstract: A method for manufacturing a composite assembly of an empennage and rear-fuselage having a continuous skin solution. The method obtains parts of the sub-structure. For each part, it is obtained a plurality of stringers performs and frames preforms by composite tooling. The frames are transferred to curing frames molds and a sub-structure skin is obtained. Furthermore, the method includes integrating the parts over an integration tool having cavities for locating the curing frames molds and the stringer performs. Furthermore, the method includes co-curing the integration tool in one shot on an autoclave, demolding the sub-structure skin sections and disassembling the curing frame molds to obtain the composite assembly of the rear section.

Abstract: A method for manufacturing a light-emitting module includes a step of providing a bonded board including a board including, on a first surface, a circuit pattern and wiring pads that are continuous with the circuit pattern and each have bottomed holes and light-emitting segments connected on a second surface of the board with an adhesive sheet interposed therebetween and including an array of light-emitting devices; a step of supplying electrically conductive paste inside the bottomed holes and on portions of the surface of the wiring pad around the bottomed holes through openings of a mask; and a step of performing thermal compression to harden the electrically conductive paste such that the thickness of the electrically conductive paste on the portions of the surface of the wiring pad is smaller than the electrically conductive paste at the timing of being disposed through the openings of the mask.

Abstract: A method for producing products made of composite material, including the following operating steps: placing between a first mould and at least a second mould at least one layer of composite material fibre fabric and at least a first layer of composite material fibres, wherein a layer of non-polymerized, composite material resin, substantially free of hardener, is placed between the fabric layer and the first mould; injecting resin and hardener between the first mould and the second mould to impregnate the layer and the first fibre layer with the injected resin and polymerizing the injected resin and the resin layer with the injected hardener. A semi-finished item which can be used in this method and to a product made using this method and/or with this semi-finished item.

Abstract: Disclosed is a calibration phantom for an x-ray imaging system having an x-ray source and an x-ray detector. The calibration phantom includes a combination of geometric objects of at least three different types and/or compositions including: a first object located in the middle, including a first material; a plurality of second objects arranged around the periphery of the first object, at least a subset of the second objects including a second material different than the first material, wherein the first object is relatively larger than the second objects; a plurality of third objects arranged around the periphery of the first object and/or around the periphery of at least a subset of the second objects, at least a subset of the third objects including a third material different than the first material and the second material, wherein the third objects are relatively smaller than the second objects.

Abstract: A method for production of a female embossing tool intended for embossing a sheet element: provide a female embossing tool with an outer layer made of a material with shape-memory type properties, and the outer face of the layer has no recesses; provide a male embossing tool with an outer face with at least one protuberance corresponding to at least one desired embossing relief that is to be formed on the sheet element after embossing; and cooperation of the male embossing tool with the female embossing tool such that the outer layer of the female embossing tool undergoes a plastic deformation which creates at least one recess of a shape complementary to the protuberance(s) of the male embossing tool.

Abstract: A recycled PET foam material and a manufacturing method thereof are characterized in that a recycled material can be used. The manufacturing method includes the following steps: uniformly mixing PET resin, chain extender, antioxidant, flame retardant and heat stabilizer, and then mixing with a twin-screw extruder to obtain a foam PET resin. The PET foaming material obtained is a material having the advantages of light weight, large rigidity, high specific strength, good electrical insulation, good sound insulation and the like, low raw material cost, simple manufacturing process and environmental protection.

Abstract: The invention describes an advanced mixing and metering technology with online analytics for a supply of formulated liquid thermosetting resins into an open or closed mold. The application addresses where a precise control of the composition of formulated components is required. Composite structures used in primary and secondary structural aerospace applications manufactured in Infusion or RTM processes are possible examples.

Abstract: A powder compaction mold includes a die and upper and lower punches configured to fit into the die and is configured to compress a powder between the upper and lower punches to manufacture a powder compact. Of the members forming the powder compaction mold, at least one of two members in sliding contact with each other has therein a vent passage through which gas is vented from a filling space for the powder surrounded by the die and the lower punch to an outside of the powder compaction mold. The vent passage has a gas intake port that is open to a clearance section formed between the two members and connecting to the filling space.

Abstract: Systems and methods are provided for vacuum handling of composite parts. One embodiment is a method for performing vacuum securement of an object. The method includes covering the object with an impermeable membrane, locating a vacuum port at the impermeable membrane, and applying a negative pressure to the vacuum port that offsets air leaks between the impermeable membrane and the object.

Abstract: Provided is a method for producing a wiring structural body provided with a wiring pattern, the method including a first step of forming an insulating layer on a surface of a silicon substrate along at least a region for forming the wiring pattern, a second step of forming a boron layer on the insulating layer along the region, and a third step of forming a metal layer on the boron layer by plating.

Abstract: The disclosure describes composite nosecones and techniques for forming composite nosecones including a matrix material, relatively higher-modulus reinforcement elements, and relatively tougher polymer-based reinforcement elements. An example composite nosecone includes a body substantially symmetrical around a central axis. The body includes a side wall defining a diameter of the body that increases from a forward side of the body to an aft side of the body. The body includes a composite material including a plurality of relatively higher-modulus reinforcement elements, a plurality of relatively tougher polymer-based reinforcement elements, and a matrix material substantially encapsulating the plurality of relatively higher-modulus reinforcement elements and the plurality of relatively tougher polymer-based reinforcement elements. The plurality of relatively higher-modulus reinforcement elements are different from the plurality of relatively tougher polymer-based reinforcement elements.

Abstract: A system for forming a composite component includes a close mold tool defining a cavity that corresponds to a shape of the composite component and configured to receive a composite material. The system further includes a perforated release film defining a plurality of openings and configured to be positioned on a surface of the composite material within the cavity. The system further includes a breather configured to be positioned on the perforated release film, to allow a vacuum to be applied to the composite material through the breather and the plurality of openings, and to allow pressurized fluid to be applied to the perforated release film through the breather.

Abstract: A mold separation device includes a carrying mechanism, a scraping mechanism, and two separation mechanisms. The carrying mechanism is adapted to carry a first mold and a second mold bonded to the first mold. The scraping mechanism is disposed at an edge of the carrying mechanism and is adapted to scrape off a spilled glue produced when the first mold is bonded to the second mold. The separation mechanisms are disposed at the edge of the carrying mechanism and are located on two opposite sides of the scraping mechanism. The separation mechanisms are adapted to pull open the first mold and the second mold so that the first mold and the second mold are separated from each other.

Abstract: An apparatus for molding a part includes a plunger cavity, a plunger, and a mold cavity, wherein the plunger is oriented out-of-plane with respect to a major surface of the mold cavity, and first and second vents couples to respective first and second portions of the mold cavity. In a method, resin and fiber are forced into the mold cavity from a plunger cavity, and at least some of the fibers and resin are preferentially flowed to certain region in the mold cavity via the use of vents.

Abstract: An example system for processing composite material includes a cure tool, a source of pressurized gas, and a vacuum bag forming an enclosed volume between the cure tool and the vacuum bag. The system further includes composite material positioned on the cure tool within the enclosed volume. The source of pressurized gas is configured to inflate the vacuum bag, thereby moving a portion of the vacuum bag away from the cure tool and the composite material. An example method includes placing composite material onto a cure tool, placing a vacuum bag over the composite material and the cure tool to form an enclosed volume between the cure tool and the vacuum bag, processing the composite material while the composite material is within the enclosed volume, and inflating the vacuum bag to move a portion of the vacuum bag away from the cure tool and the composite material.

Abstract: A method for fusing thermoplastic composite structures includes placing a substructure on an inner surface of a skin that is laid up on a shaping surface of a tool configured to maintain the shape of an outer mold line. The method further includes applying at least one insulation layer over a flange of the substructure and over exposed portions of the inner surface of the skin not in contact with the substructure, and applying a vacuum bag to at least partly enclose the skin and the substructure. The method yet still further includes applying heat to the shaping surface to fuse the substructure to the skin such that the skin exceeds its melting point and at least a portion of a raised segment of the substructure does not exceed its melting point.

Abstract: A plastic article is recited having a plastic shell including walls defining a cavity. Within the cavity is an in-situ foam core including expanded polymer beads. A layer of the expanded polymer beads includes a layer of distorted beads adjacent to the walls. The in-situ foam core has a thermal bond to the walls.

Abstract: Some embodiments relate to an apparatus for holding a workpiece under tension while one or more operations are performed on the workpiece, the apparatus comprising: a frame; a first spindle rotatably coupled to the frame; a first coupler configured to couple the first spindle to a first end of the workpiece; a second spindle rotatably coupled to the frame; and a second coupler configured to couple the second spindle to a second end of the workpiece; wherein a distance between the first and second couplers is adjustable to hold the workpiece under tension between the couplers while the one or more operations are performed, and wherein the workpiece can be rotated with the couplers relative to the frame about a common axis of rotation extending between the couplers. Some embodiments relate to a system comprising a controller for controlling rotation of the workpiece. Embodiments also relate to processes comprising holding a workpiece under tension while performing one or more operations on the workpiece.

Abstract: Magnetic fiber structures include a fiber and a plurality of permanent magnet particles carried by the fiber.

Abstract: Systems, methods, and apparatus are disclosed for controlling a flow of a material through a vehicle component. In some embodiments, the apparatus may include a plurality of baffle layers, each baffle layer of the plurality of baffle layers having a contour, wherein at least one space between at least some of the plurality of baffle layers defines at least one flow path. The apparatus may also include a first plurality of spacers positioned in the at least one flow path, the first plurality of spacers having one or more hydrodynamic properties determined based on a first plurality of dimensions, the one or more hydrodynamic properties determining, at least in part, a second flow property of the at least one flow path.

Abstract: A propeller drive assembly includes an electric motor having a stator and a rotor. During operation the motor generates heat. A propeller made from a thermally conductive plastic includes a hub that is secured to the rotor portion of the motor so that the heat generated within the motor is transferred by conductance through the thermally conductive hub and propeller and then, by convection, is absorbed by the surrounding air, as the propeller rotates through the air. A thermally conductive interface material can be positioned between the rotor portion of the motor and the hub of the propeller to increase the thermal efficiency of the heat transfer between the motor and the propeller. A thermally conductive grease can be used as the interface material and an O-ring seal can be provided about the rotor to prevent the grease from escaping during motor operation.

Abstract: A pouch includes two sheets placed one upon another, a seal, and a non-sealed portion. The seal includes a first seal portion and a second seal portion. The first seal portion extends along an edge of the two sheets. The second seal portion is depressed toward the accommodation cavity. The second seal portion includes a distal end portion and a connection portion. The distal end portion is configured to be ripped by stress concentration that occurs when steam generated from the contents raises pressure of the accommodation cavity. The connection portion is configured to connect the distal end portion and the first seal portion. The connection portion includes a ripping restriction portion configured to restrict ripping of the second seal portion that progresses from the distal end portion toward the first seal portion.

Abstract: A tooling assembly and method for bonding composite components together, such as a bonded cascade assembly of a thrust reverser for an aircraft nacelle. The method may include the steps of fixing composite turning vanes between elongated stiffeners, placing them in a cavity formed by a tooling frame, then filling cavities between the turning vanes, the elongated stiffeners, and/or the tooling frame with flowable solid elastomeric material. The method may also include the steps of compressing and/or heating the elastomeric material, the turning vanes, the elongated stiffeners, and the tooling frame. This heat and/or pressure combined with expansion of the elastomeric material may be sufficient to press contacting portions of the turning vanes and the elongated stiffeners toward each other and also causing the turning vanes to bond to the elongated stiffeners under pressure of the elastomeric material expansion.

Abstract: There is provided an apparatus for molding a thermoplastic material into a homogenous sample body having a predetermined shape, the apparatus comprising: (a) a main body (110) comprising a first opening (112), a second opening and a hollow bore (116) connecting the first opening (112) with the second opening, the hollow bore (116) being adapted to receive a separation foil shaped to cover at least a part of the hollow bore surface; (b) a piston (120) adapted to fit moveably into the hollow bore (116) containing the separation foil; (c) a base plate (130) comprising a protrusion, wherein the base plate (130) is adapted to be inserted into the first opening (112) in such a manner that the protrusion extends into a part of the hollow bore (116) containing the separation foil, and wherein the base plate (130) is adapted to transfer heat from a heating unit to a thermoplastic material (150) resting on the protrusion (132); (d) a vacuum connector (142) adapted to be connected to a vacuum source; (e) a lid (140) ada

Abstract: In a molding method using a VaRTM process in which a workpiece is impregnated with resin in a vacuum, the flow channel resistance or the thickness of which is not constant, an air-permeable sheet only permeable to gas and not permeable to resin (liquid) is arranged at the bottom surface of the workpiece to cover the total length of the workpiece in a direction in which the flow channel resistance or the thickness of the workpiece varies, to impregnate the resin.

Abstract: A process for producing a composite part includes (a) applying a loose carbon filament to a receiving portion of a first mold piece; (b) reversibly coupling the first mold piece with at least a second mold piece to form a first mold layer, wherein an interior region of the first mold layer includes a pocket configured to receive a curable resin, the pocket having a shape of the composite part; (c) infusing the curable resin into the pocket; and (d) curing the resin to form the composite part.

Abstract: A core (20) and a bag (22, 24) are provided which are used to shape an FRP structure (10; 30). The bag (22, 24) has a core bag section (24) which covers the outer circumference of the core (20), and a coverture bag section (22) which covers a plurality of fiber components (12, 14; 12, 14, 16).

Abstract: A gypsum fiber board produced in a Siempelkamp dry-process, comprising 75 wt % to 90 wt % (relative to the total dry mix) of calcium sulfate hemi-hydrate and 10 wt % to 25 wt % (relative to the total dry mix) paper fibers, wherein the calcium sulfate hemi-hydrate is a mixture of ?-calcium sulfate hemi-hydrate and ?-calcium sulfate hemi-hydrate, wherein the content of ?-calcium sulfate hemi-hydrate in the mixture is at least 5 wt % (relative to the total calcium sulfate hemi-hydrate) is disclosed. Also disclosed is a method for producing a gypsum fiber board of a thickness of 23 mm in a Siempelkamp dry-process.

Abstract: A method includes a first electrode exhibiting a first Seebeck coefficient, a second electrode exhibiting a second Seebeck coefficient greater than the first Seebeck coefficient, and particles between the first and second electrodes exhibiting a third Seebeck coefficient between the first and second Seebeck coefficients. Heat is generated due to the Peltier effect at a junction between the first electrode and the particles and at a junction between the second electrode and the particles. Heat is removed due to the Peltier effect at the junction between the first electrode and the particles and at the junction between the second electrode and the particles. The particles are densified due to heating and cooling phase transitions between a higher-temperature solid phase and a lower-temperature solid phase while compressing the particles. An apparatus includes the first and second electrodes and an alternating current power supply electrically connected to the first and second electrodes.

Abstract: One embodiment provides a twin-screw extruder which is used to knead materials and has excellent productivity. The twin-screw extruder includes screws. The screws include double thread screws in which first screw portions engage with each other. Ratio D1/C of external diameter D1 of the first screw portion to a shaft distance C ranges from 1.25 to 1.40. The screws further include triple thread screws in which third screw portions engage with each other. Ratio D3/C of external diameter D3 of the third screw portion to the shaft distance C ranges from 1.05 to 1.10. External diameter D2 of a second screw portion decreases gradually from the first screw portion toward the third screw portion.

Abstract: An article includes a surface adapted for presence in an environment containing odoriferous nitrogen-containing compounds, a bonding agent, and bacilli bacteria. A method for binding bacilli to a surface is also disclosed. First, the surface is provided. The surface is then heated and placed under pressure. Then, the bacilli and a bonding agent may be applied to the surface, either alone or as a pre-mixed composition. The pre-mixed composition may be in the form of an aqueous dispersion. A method for controlling odors from odoriferous nitrogen-containing compounds is also disclosed. The method includes applying bacilli bacteria to a surface and placing the surface in an area likely to include odoriferous nitrogen-containing compounds.

Abstract: Presently disclosed systems and methods for depositing a compound into a void in a sandwich panel or other structure are configured to reduce the air pressure in and around the void as the compound flows into the void, thereby reducing the amount of air trapped between the compound and the sandwich panel skin (under the compound, within the void) during the repair. Additionally or alternatively, presently disclosed systems and methods for deaerating a compound are configured to remove trapped air from the compound prior to use of the compound (e.g., prior to depositing the compound within a void for repairing the void). In some examples, the same system is configured to both deaerate the compound and deposit the deaerated compound to the void, all while in a reduced air pressure environment inside a vacuum chamber.

Abstract: Systems and methods are provided for fabrication of enhanced carbon fiber laminates that utilize encapsulated catalyst. One embodiment is a method that includes acquiring a batch of dry fibers, and acquiring a batch of catalyst capsules that each comprise catalyst that accelerates polymerization of monomers of a resin, and a shell that encapsulates the catalyst and liquefies at a curing temperature. The method further includes interspersing the catalyst capsules among the dry fibers, and impregnating the fibers with the resin after interspersing the catalyst capsules with the fibers.

Abstract: A tooling system may include an outer mold line (OML) tool and one or more inner mold line (IML) tools. The OML tool may have an OML tool surface. Each one of the IML tools may have an IML tool surface and may be receivable within the OML tool 202. Each IML tool may be formed of expandable material. Each IML tool may apply an internal compaction pressure to a composite assembly positioned between the OML tool surface and the IML tool surface when the expandable material is heated.

Abstract: A laminate apparatus for engaging a fluid includes a structural medium made from plies bonded together with a resin. The structural medium defines a fluid facing surface. The laminate apparatus further includes a liner membrane bonded to the fluid facing surface of the structural medium with the resin. The liner membrane has one or more of a desired barrier characteristic and a desired chemical compatibility characteristic with respect to the fluid.

Abstract: A flow aid for an infusion structure for infiltrating fiber material with resin to produce a fiber composite component includes a resin-impermeable upper layer and a lower layer which are joined together in a peripheral region of the flow aid and provide a flow space between the two layers. The lower layer provides an outlet for discharging resin out of the flow aid into an interior of the infusion structure. The flow aid includes an inlet for feeding the resin into the flow space, thereby facilitating uniform distribution of the resin over all of the fiber material.