Abstract: A nozzle terminal of an injector comprises a tip and a ring nut having respective distal ends one of which is configured so as to be coupled with a gate of a moulding cavity, it cooperates with the shutter terminal of the valve pin of the injector, and it has an overall thickness in cross-section which is equal to or less than that of the cross-section of the shutter terminal of the valve pin.

Abstract: An injection molding apparatus comprising a clamp plate, a heated manifold, an actuator, a mold and a cooling device, wherein the cooling device comprises: a heat transmitter comprising a distal arm or member and a proximal base or member, the distal arm or member or member being mounted by a spring loadable interconnection or engagement to or with the proximal base or member, the clamp plate, the mold, the manifold, the actuator and the heat transmitter being assemblable together in an arrangement wherein the spring loadable interconnection is loaded urging the distal end surface of the distal arm or member into compressed engagement with the clamp plate.

Abstract: An injection molding apparatus comprising a clamp plate, a heated manifold, an actuator, a mold and a cooling device, wherein the cooling device comprises: a heat transmitter comprising a distal arm or member and a proximal base or member, the distal arm or member or member being mounted by a spring loadable interconnection or engagement to or with the proximal base or member, the clamp plate, the mold, the manifold, the actuator and the heat transmitter being assemblable together in an arrangement wherein the spring loadable interconnection is loaded urging the distal end surface of the distal arm or member into compressed engagement with the clamp plate.

Abstract: An injection molding apparatus comprising a clamp plate, a heated manifold, an actuator, a mold and a cooling device, wherein the cooling device comprises: a heat transmitter comprising a distal arm or member and a proximal base or member, the distal arm or member or member being mounted by a spring loadable interconnection or engagement to or with the proximal base or member, the clamp plate, the mold, the manifold, the actuator and the heat transmitter being assemblable together in an arrangement wherein the spring loadable interconnection is loaded urging the distal end surface of the distal arm or member into compressed engagement with the clamp plate.

Abstract: In one embodiment, a method of forming an extruded board includes mixing a resin and a foaming agent, melting the mixed resin and foaming agent to form a uniformly colored extrudate, differentially expanding voids formed from the foaming agent within the uniformly colored extrudate by passing the uniformly colored extrudate through a breaker plate, forming a board with the differentially expanded voids and uniformly colored extrudate, and forming lightened portions on an outermost surface of the formed board.

Abstract: In order to provide a twin-screw extruder that can also be effectively used for a use, such as straining, since suppressing an increase in load power and the generation of heat of a material in a hopper unit and increasing pressure for extruding a material from a material outlet in a compression unit, the size of the lead angle of a screw blade at the position of the compression unit is set to be larger than the size of the lead angle of the screw blade at the position of the hopper unit 11 and the screw blade is disposed at the position of the compression unit so as to be wound two or more times.

Abstract: A method of forming a blow moulded container in the form of a tub, the method comprising the steps of: providing an injection moulded preform composed of a biaxially-orientable thermoplastic material, the preform being substantially planar; heating the preform; and stretch blow moulding the heated preform within a mould cavity to form a tub having a bottom wall and an annular sidewall having an upper edge, the tub comprising biaxially oriented thermoplastic material in the annular sidewall and at least an outer portion of the bottom wall, the stretch blow moulding step using at least one stretch rod to engage an inner side of the preform and axially to stretch at least a part of the preform prior to blowing a pressurized gas against the inner side which urges the opposite side of the preform radially outwardly against the mould.

Abstract: A blow molding mold is adapted to be mounted to a blow molding device and having a cavity surface. The blow molding device has a pressurized liquid supply function of supplying a pressurized liquid to stretch the preform toward the cavity surface and also has a head space defining function of defining head space in the container by drawing back a part of the liquid filled into the container through a blow nozzle or by withdrawing a stretching rod from the container filled with the liquid. The cavity surface includes a bottom forming surface, a trunk forming surface, a shoulder forming surface, and a mouth forming surface, and the trunk forming surface includes a flattened portion that, in the transverse section, has a flattened shape.

Abstract: Blow molding tools and a method of blow molding which provide that the tool have a retractable push up section in the base which allows for the article molded by the tool to have a recessed base internal to an otherwise hollow structure. As the push up is moveable, adjustment of the push up portion can be performed during an automated blow molding operation so as to allow release of the blow molded article.

Abstract: Provided is a method of thermoforming a molding material to have a bent portion and a flat portion extending from the bent portion. The method includes: placing the molding material on a bending mold, the bending mold having a curved surface; and forming the bent portion of the molding material by heating a portion of the molding material at least to a fluidization temperature such that the portion of the molding material bends due to the weight of the flat portion of the molding material to form the bent portion according to a shape of the bending mold.

Abstract: The present invention relates to a method for manufacturing a shower tray trough, from a composite panel of the sandwich type, to which a mask is applied corresponding to a pattern cavity making it possible to imprint, in the thickness of the foam reinforcing slab of said composite panel, the desired recesses to form said shower tray trough. To that end, the top plate of the composite panel is heated locally, only at the zones corresponding to the recesses to be imprinted, so as to allow the deformation of said top plate and the arrangement of said recesses in the thickness of the foam slab.

Abstract: Methods and apparatus for forming microscopic features on a film layer are disclosed. An example method includes using a surface of a tool to contact a thermoplastic film coupled to an outer surface of a structure. The surface of the tool defines a first microscopic pattern. The example method also includes heating the thermoplastic film by moving the surface of the tool on the thermoplastic film to create friction between the tool and the thermoplastic film and urging the heated thermoplastic film into the first microscopic pattern of the surface of the tool to form a second microscopic pattern in the thermoplastic film.

Abstract: Aspects of the disclosure relate to methods for making large areas of high aspect ratio micro or nanostructured foil using existing extrusion coating equipment. A method is disclosed for producing a high aspect ratio micro- or nanostructured thermoplastic polymer foil, or a nanostructured thermoplastic polymer coating on a carrier foil, comprising at least one high aspect ratio nanostructured surface area. The method comprises applying a high aspect ratio nanostructured surface on an extrusion coating roller and maintaining the temperature of the roller below the solidification temperature of the thermoplastic material. A thermoplastic foil and a thermoplastic coating made by the method is also disclosed.

Abstract: A testing apparatus for onsite creation of cured sample liners necessary for confirming proper rehabilitation of pipelines includes a testing box having a base with a plurality of upstanding side walls defining an open upper end of the testing box. The testing box also includes an electrical power control assembly and an ultraviolet light assembly. A liner support manifold is shaped and dimensioned for supporting a sample liner and for attachment to the open upper end of the testing box for exposing the sample liner to pressure and ultraviolet light. In practice, and with the sample liner secured to the liner support manifold and the liner support manifold secured to the testing box, the sample liner is exposed to pressure and UV light in a highly controlled manner allowing for replication of actual in-line curing processing.

Abstract: A process of reinforcing a thermoplastic pipe containing locating a thermoplastic pipe containing at least one defect on the outer surface extending at least partially into the pipe wall thickness. A tie-layer film is wrapped approximately one full rotation around the circumference of the pipe and energy is applied to the film, adhering the film to the outer surface of the pipe. An uncured reinforcing material containing a textile at least partially embedded into an uncured matrix is wrapped on the outer surface of the pipe at least one full rotation about the circumference of the pipe completely overlaying the defect. A machine is attached for reinforcing a thermoplastic pipe onto the thermoplastic pipe and energy is applied to cure the uncured matrix forming a cured reinforcing material. A machine for delivering the energy is also disclosed.

Abstract: A gasket welding apparatus (10) comprising: a pair of opposed clamping members (16A, 16B) for supporting corresponding first and second lengths of gasket material. The clamping members (16A, 16B) being moveable towards and away from one another by an actuator (58). The gasket welding apparatus (10) comprises a heating element (30), the heating element (30) is moveable between a first position in which it is removed from the clamping members and a second position in which it is disposed between the clamping members.

Abstract: A method attaches a liquid-repellent filter to an air vent of a resin molded article accommodating a component/electronic part. A thermal processing tip and a thermally welding tip and a molded article are provided. The thermal processing tip (22) forms a filter attachment surface (14) at the inlet or outlet of an air vent (16) in a thermoplastic resin molded article (13). A filter fixing rib (15) is formed around the attachment surface. The porous filter (18) is dropped onto the filter attachment surface, and a thermal welding tip (2) is used to melt the filter fixing rib such that the melted resin flows onto and covers a circumferential edge portion of the filter, penetrating the body of the filter. The melted resin penetrating the filter 18 and covering the circumferential edge portion of the filter are cooled to solid, whereby the filter is fixed to the filter attachment surface.

Abstract: An applicator may comprise a housing, a shaft, and a biasing member. The shaft may be capable of telescoping movement within the housing between first and second positions. The biasing member may be disposed between the shaft and the housing and may exhibit a first length and a first force at the first position, and a second length and a second force at the second position. The applicator may be part of a membrane applicator system, which may further comprise a fixture, a membrane, a frame, and a suction device. The applicator may be configured to uniformly apply the membrane with the second force into coupling engagement over an aperture in the fixture. The suction device may be coupled to an outlet of the shaft and may cause fluid flow between an inlet of the shaft and the outlet to maintain the membrane in a coupling engagement with the applicator.

Abstract: A method for producing a fiber composite component assembly having at least first and second plate-shaped composite structures made from synthetic resin embedded fibers, the at least first and second fiber composite components having a plurality of partial regions not containing synthetic resin is described. The method includes positioning the at least first and second fiber composite components, the partial regions having been brought to flush conformity with each other, bonding the at least first and second positioned fiber composite components by the adhesive layer arranged in between, placing mechanical reinforcement means through the partial regions, infusing the dry partial regions with synthetic resin, and curing the synthetic resin placed in the partial regions.

Abstract: A method of forming a three-dimensional object includes: providing a carrier and an optically transparent member having a build surface, the carrier and the build surface defining a build region therebetween, filling the build region with a polymerizable liquid, irradiating the build region with light through the optically transparent member to form a solid polymer from the polymerizable liquid, and advancing the carrier away from the build surface to form the three-dimensional object from the solid polymer. The irradiating step is carried out with a plurality of tiled images projected into the build region, and each tiled image includes an array of projected pixels. An apparatus to perform the method is also discloses.

Abstract: Systems, apparatus, and methods are directed toward manufacturing a diaphragm using three-dimensional printing techniques.

Abstract: A composition for fused filament fabrication includes at least one thermoplastic material, maleic anhydride, at least one fatty acid salt, and at least one radical initiator; at least one thermoplastic material and at least one ionomer; or at least one thermoplastic material and at least one copolymer of methacrylic acid and an olefin. An article having a plurality of layers may be made, wherein at least one layer is formed by depositing the composition for fused filament fabrication. A method of preparing an article includes depositing a plurality of layers to form an article, wherein at least one layer includes the composition for fused filament fabrication.

Abstract: An additive manufacturing system that retains a print head for printing a three-dimensional part in a layer-by-layer manner using an additive manufacturing technique, where the retained print head is configured to receive a consumable material, melt the consumable material, and extrude the molten material. The system also includes a velocimetry assembly configured to determine flow rates of the molten material, and a controller assembly configured to manage the extrusion of the molten material from the print head, and to receive signals from the velocimetry assembly relating to the determined flow rates.

Abstract: A three-dimensional object printer enables forming portions of an object with a material having a higher melting temperature and a lower coefficient of friction. The printer includes a member, a printhead, and an applicator. A controller operates the printhead to eject a first material having a first coefficient of friction toward the member and operates the applicator to eject a second material having a second coefficient of friction toward the member. The second material has a higher melting temperature and a lower coefficient of friction than the first material. The printer further includes a curing device. The controller operates the curing device to direct radiation toward the member to cure the first material. The second material is cured into the first material.

Abstract: A 3D printing method and a 3D printing apparatus using the same are provided. The method includes following steps. A printing section is obtained according to printing information of a 3D object, where the printing section includes N-layer of casing layers and a single layer of a filling layer. A feeding rate of the printing head is respectively adjusted to a first value and a second value, where the second value is N times of the first value, and N is a positive integer greater than 1. The printing head is controlled to print the casing layers on a carrying surface of the printing platform according to the first value, and is controlled to print the filling layer according to the second value. A thickness of the single layer of the filling layer of the printing section is consistent with a total thickness of the N-layer of the casing layers.

Abstract: A uniquely featured addition to previous three dimensional prototyping machinery without any traversing X and Y coordinate moving parts, thus saving time by focusing on only an incrementally regular Z stage and the rapidity of chemical deposition via electrically localized reaction nodes through a porous/channeled plane called the build/extrusion platen. Processes for making objects using such machine and platen are also disclosed as well as features and further indexing of extrusion location inventions. Other features including chemistry, curing material, and curing control as well as activation methods and machines are also disclosed in combination with the feature of a simultaneous two-dimensional layer-wise deposition machine and process for “growing” the object in the Z direction using the displaceable platen or object supporting stage in a rapid manner. Further due to the rapid growth and deposition manner, additional benefits to the object creation and curable material, e.g. a monomer can be realized.

Abstract: This invention relates to a filament dispensing assembly for 3D printed objects that could manufacture particular products of excellent quality and high quantity according to its programmed specifications or special features. The filament dispensing assembly for 3D printed objects generally comprises an electric motor, a feeding roller being driven by the electric motor, a pressure wheel parallely provided with the feeding roller, a cooling fin jacketed filament tube being provided below said feeding roller, a heater being provided at the bottom end of the cooling fin jacketed tube, a dispensing nozzle being provided below said heater, and a cooling fan being provided at the lower side of the assembly and facing said heater. The feeding roller is characterized by its abrasive surface.

Abstract: A uniquely featured addition to previous three dimensional prototyping machinery without any traversing X and Y coordinate moving parts, thus saving time by focusing on only an incrementally regular Z stage and the rapidity of chemical deposition via electrically localized reaction nodes through a porous/channeled plane called the build/extrusion platen. Processes for making objects using such machine and platen are also disclosed as well as features and further indexing of extrusion location inventions. Other features including chemistry, curing material, and curing control as well as activation methods and machines are also disclosed in combination with the feature of a simultaneous two-dimensional layer-wise deposition machine and process for “growing” the object in the Z direction using the displaceable platen or object supporting stage in a rapid manner. Further due to the rapid growth and deposition manner, additional benefits to the object creation and curable material, e.g. a monomer can be realized.

Abstract: A system for manufacturing a composite structure includes a tool with a surface for supporting component elements of the composite structure. The surface is divided into a multi-dimensional array of thermal zones for in-process control of the temperature of a component element (e.g. resin) of the composite structure. The sensors sense a characteristic of the component element and provide sensor data, which is applied to a machine-learning algorithm configured to generate control data to achieve a defined quality goal. A controller then independently controls the thermal zones to locally heat, cool or maintain the temperature of the component element according to the control data to advance the component element or composite structure to the defined quality goal. This may be performed over a plurality of instances during which the machine-learning algorithm learns to increase advancement of the component element or composite structure to the defined quality goal.

Abstract: A method for calibrating light is adapted to a 3D object generating apparatus including a housing, an optical-transparent component, and a laser light generator. The housing has an accommodating space and an opening communicating with the accommodating space. The optical transparent component is arranged on the opening, and the laser light generator is arranged within the accommodating space. The method includes following steps: providing a first photodetector and a controller, the controller is electrically connected to the first photodetector and the laser light generator; using the controller to drive the laser light generator to generate the light and perform a scanning procedure; and stopping scanning procedure when the first photodetector detecting the light generated by the laser light generator, and then performing a 3D object generating procedure in the working region by moving the laser light generator with a preset distance.

Abstract: A forming apparatus for forming a three-dimensional object is provided. The forming apparatus includes: a data storage, storing multiple pieces of slice data; a discharge head, discharging a forming material; a forming platform; a main scan driver, i.e., a first direction scan driver, driving the discharge head to perform a main scan as a first direction scan; and a material-accumulating direction driver, changing a head-platform distance between the discharge head and the forming platform. The main scan driver, based on a respective one of the multiple pieces of slice data, drives the discharge head to perform a plurality of the main scans at the same position in the three-dimensional object currently formed.

Abstract: A three-dimensional printing device for solidifying and forming a forming liquid includes a forming tank, a pressure tank and a connecting line. The forming tank is for storing the forming liquid and the bottom of the forming tank protrudes towards the inside of the forming tank to form a forming area. The pressure tank is for providing a predetermined pressure. One end of the connecting line is connected to the pressure tank while the other end thereof is connected to the forming tank and is between a top surface of the forming area and the bottom of the forming tank. The pressure tank provides a predetermined pressure to the forming liquid to make the forming liquid submerge the forming area. Because of the pressure tank, it is able to precisely and stably maintain the depth of the liquid level of the forming liquid in the forming tank.

Abstract: A layer-by-layer three dimensional printing technique for printing on outer surfaces of a plurality of substrate elements passing through a printing route/zone while being rotated thereinside about a printing axis. At least one array of printing head units is used to define at least one printing route along the printing axis, where the at least one printing route is a substantially linear segment of a closed loop lane along which the objects are progressing. The print head units being configured for movement along radial axes, or one or more axes substantially perpendicular, to the printing axis, to allow layer-by-layer printing of said three-dimensional objects over said substrate elements while being rotated in said printing route.

Abstract: Methods and apparatuses for making three-dimensional objects from multiple solidifiable materials is shown and described. Multiple solidifiable material container assemblies are provided for holding different solidifiable materials. Relative movement between the solidifiable material container assemblies and a build platform allows the solidifiable materials to be switched as an object is built. Several exemplary cleaning stations are provided for removing residual solidifiable materials from the surface of the three-dimensional object as it is built to better ensure smooth transitions between materials on the finished object.

Abstract: This invention relates to a non-woven fabric comprising spaced tows in a weft direction and spaced tows in a warp direction, wherein the weft tows and the warp tows are conjoined. The fabric may comprise a binder for conjoining the tows. Alternatively, the tows are conjoined by means of a resin.

Abstract: A method of repairing a thermoplastic panel having a damaged portion therein that includes the steps of obtaining a patch member made of a thermoplastic material, positioning the patch member over the damaged portion, positioning the panel and patch member on a heat sink tool, using a hot forming tool to soften the panel and the patch member such that the material of the panel and the material of the patch member are welded together, and cooling the panel and patch member to integrally bond the patch member to the panel, thereby forming a panel and patch assembly.

Abstract: Nanocomposite microcapsules for self-healing of composites. The nanocomposite microcapsules comprise a urea-formaldehyde shell encompassing a liquid core of polymerizable healing agent. The microcapsules further comprise nanoparticulates encompassed in the core and also present on the outer surface of the microcapsule shell. Self-healing composites with the nanocomposite microcapsules embedded in the composite polymer matrix are also described. Methods of making and using the same are also disclosed.

Abstract: Systems and methods for smoothing a lens are disclosed herein. A monomer used to make or augment the lens according to an additive method is deposited on the lens surface to be smoothed. A film or membrane with certain elastic properties is pressed against the layered (stepped) surface, with the monomer in between the lens and the membrane. The pressure of the membrane spreads the monomer over the surface of the lens, filling the spaces between the layered (stepped) surface and the membrane. A curing agent is applied to transition the monomer into a polymer coating matching the curve of the membrane. The membrane is removed, leaving a clean, smooth lens surface.

Abstract: An apparatus for vulcanizing a tire comprises: a side mold segment provided with a face for shaping the outer surface of a tire sidewall portion, and an opposite face not serving for shaping; and a heater part for vulcanizing the raw tire. The heater part is disposed adjacently to the side mold segment to heat the raw tire abutting on the side-shaping-face from the side of the face not serving for shaping. The side mold segment is provided with a flow path through which a first fluid whose temperature is lower than the vulcanization temperature of the raw tire can flow to prevent over-vulcanization of the sidewall portion.

Abstract: A heavy duty mobile metal scrap compactor, shear and baler machine includes a frame having a front end, an intermediate section and a rear end. A power, hydraulic and control station is mounted on the rear end of the frame. A compactor/baler station is mounted on the intermediate section of the frame. A guillotine shear station is mounted on the front end of the frame. At least three axels with twelve wheels are mounted under the frame at the rear end. Vertically adjustable feet are mounted under the frame at the intermediate section and front end. A booster trailer is removably mountable to the rear end of the frame to spread some of the machine's weight onto the booster when moving the machine down a highway. A gooseneck hitch is removably mountable to the front end of the frame adapted to be hooked up to a fifth wheel of a tractor vehicle to move the machine around to a desired parking position.

Abstract: An apparatus for forming paper dunnage from rolled paper web includes a frame, a paper trough connected to the frame for supporting and retaining a paper roll, and a crumpling mechanism connected to the frame for drawing and receiving the paper web from the paper roll and crumpling the paper web to form paper dunnage. A paper guide is connected to the frame for receiving and guiding the paper web intermediate the paper trough and the crumpling mechanism. The paper guide is spring biased to maintain the paper web in tension between the paper roll and the crumpling mechanism. The paper guide can be a spring biased, pivotally mounted guide bar. Alternatively, the paper guide can be a cantilevered sheet of springy material having a free end that engages the paper web.

Abstract: An anisotropic thermal conduit having an outer cylindrical tube; and an anisotropic thermal material disposed with the outer cylindrical tube.

Abstract: A burnthrough protection system including a fire barrier layer, a foam insulation material, and a distinct buffer layer disposed between the fire barrier layer and the foam insulation material, wherein the buffer layer is adapted to prevent adhesion between the fire barrier layer and the foam insulation at elevated temperature. The burnthrough protection system may be capable of passing the flame propagation and burnthrough resistance test protocols of 14 C.F.R. §25.856(a) and (b), Appendix F, Parts VI and VII. Also, an aircraft including an exterior skin, an interior liner, and the burnthrough protection system disposed between the exterior skin and the interior liner.

Abstract: A composite structure comprises stacked sets of laminated fiber reinforced resin plies and metal sheets. Edges of the resin plies and metal sheets are interleaved to form a composite-to-metal joint connecting the resin plies with the metal sheets.

Abstract: A panel assembly that includes at least a first upper base layer made of a thermoplastic material that includes fibers therein, at least a first lower base layer made of a thermoplastic material that includes fibers therein, and at least a first reinforcement layer sandwiched or positioned between the first upper base layer and first lower base layer. The upper and lower surfaces of the first reinforcement layer have a smaller surface area than the upper and lower surfaces of the first upper and first lower base layers. The lower surface of the first upper base layer is welded to the upper surface of the first reinforcement layer, and the lower surface of the first reinforcement layer is welded to the upper surface of the first lower base layer.

Abstract: A composite structure including a composite body having an outer surface and a detection layer connected to the outer surface, the detection layer being discontinuous and including glass fibers embedded in a matrix material.

Abstract: The present invention provides a film for attaching a nanostructured material to a surface of a substrate, comprising: (a) a removable support; (b) an attaching layer for attaching the film to the surface of a substrate; and (c) the material directly coupled to the support and the attaching layer. Methods for making the film, methods for attaching the material to the surface of a substrate are also provided. The present invention further provides a surface having a material attached thereto by means of the attaching layer. Using the methods disclosed herein, a material having a high specific surface area (SSA) and having particular proper ties (e.g. super-hydrophobicity) can be applied to a substrate including a fuel cell, a conductive electrode, a dye sensitized solar cell, a diffuse reflective mirror, eyewear, a window and a vehicle (e.g. car) windscreen, for example to provide a self-cleaning surface.

Abstract: According to one embodiment, there is provided a structural body including a core composed of fiber and a support, which is a component of the core and is in contact with the core.

Abstract: A primary carpet backing comprising at least a first and a second layer of fibers, characterised in that both the first and the second layer of fibers is a nonwoven layer of randomly laid fibers, that both the first layer of fibers and the second layer of fibers has a uniform composition throughout the layer, wherein the linear density of the fibers is in the range of 1 to 25 dtex, wherein both the first layer of fibers and second layer comprises at least two different polymers and wherein at least one polymer comprised in the first layer is different from the polymers comprised in the second layer.

Abstract: A plated steel sheet with a quasicrystal includes a steel sheet and a plated-metal-layer arranged on a surface of the steel sheet. The plated-metal-layer includes, as a chemical composition, Mg, Zn, and Al, and satisfies 25%?Zn+Al in atomic %. The plated-metal-layer includes, as a metallographic structure, a quasicrystal phase. A Mg content, a Zn content, and an Al content in the quasicrystal phase satisfy 0.5?Mg/(Zn+Al)?0.83 in atomic %. In addition, an average equivalent circle diameter of the quasicrystal phase is larger than 1 ?m and equal to or smaller than 200 ?m.