Plastic article or earthenware shaping or treating: apparatus inventions 01/06

20060018987 - Extrusion head device: An extrusion head device in which fixed and movable head parts as a plurality of separate parts can be easily combined using compact fastening means. Fastening cylinder rods provided for the fixed head part of the extrusion head device including the fixed and movable head parts are expanded, whereby fore-end...

20060018988 - Die for forming honeycomb structure, and method of manufacturing the same: There is disclosed a die 1 for forming a honeycomb structure comprises: a plate-like die substrate 2 having at least two surfaces 8, 9, in which back holes 3 for introducing a green material are formed in one surface 8, and slits 4 communicating with back holes 3 are formed...

20060018989 - Tube sealing device: A tube sealing device for sealing a resilient thermoplastic tube. The tube sealing device includes a base that supports a resilient thermoplastic tube in a fixed position relative to the base. The heating tool and the cooling tool are coupled to the base for movement relative to each other. Relative...

20060018990 - Injector for equipment for injection moulding of plastic materials: An injector for equipment for injection moulding of plastic materials the cylindrical body of which has a distal axial portion of larger diameter, a proximal axial portion of smaller diameter, and an intermediate adapting portion shaped like a truncated cone made of a single piece with the distal and proximal...

20060018991 - Mold and method for the manufacture of holders such as tub-shaped containers: The invention relates to a mold for the manufacture of holders, comprising at least two mold halves moveable relatively to each other in a first direction of movement and a mold cavity, the mold cavity, the mold being substantially defined by a female part and a matching male part, while...

20060018992 - Vertical micro-injection machine: A vertical micro-injection machine includes a plasticizing unit, in which a feeding channel is provided and a screw or a plunger for transporting the molten material is provided in the feeding channel; an injection unit adapted to receive a metered amount of molten material from the plasticizing unit; an injection...

20060018993 - Valve-gated injection moding nozzle having an annular flow: A valve-gated nozzle in an injection molding machine allows for smooth, blended melt flow into a mold cavity. In one example, this is accomplished through use of a valve-gated nozzle having a nozzle body with a nozzle melt channel in fluid communication with a manifold melt channel and a nozzle...

20060018994 - Injection mould: For the purpose of producing, from thermoplastic plastic, fittings (15) or the like which have at least one annular groove (16) on the inside, an injection mould has an outer mould which can be divided in a parting line (20), a mould core (2) being axially displaceable along a mould...

20060013907 - Centrifugation injection mold: A centrifugation injection mold comprising: a lower mold portion (10) having a basic block (11) inferiorly and rotatively mounted to bearing means (30) that are affixed to a machine structure (E), a plurality of axial columns (13) peripherally and superiorly affixed to the basic block (11), and a moveable block...

20060013908 - Resin sealing mold and resin sealing method: A resin sealing mold for semiconductor devices, which is designed to thoroughly accommodate board thickness variations and prevent formation of burrs and which is easy to maintain. To this end, a plurality of pistons (42) supporting, at one of their respective ends, lower mold cavities (56) have the other ends...

20060013909 - Injection device used for blow molding hollow plastic bodies, comprising extrusion mandrels that can be tempered and are inserted into extrusion mandrel fasterner: Disclosed is an extrusion mandrel fastener (2) that is embodied as a two-piece unit comprising a supporting beam (4) and a holding beam (5) which can be joined together and are provided with semi-cylindrical recesses (7, 8) complementing each other so as to form cylindrical recesses (9). An extrusion mandrel...

20060013910 - Injection molding screw: An injection molding screw for metal injection molding includes a first end, a second end, a longitudinal body with a first stage and a second stage extending axially along a length of the screw between the ends, a pressure retention device, and optionally, a screw tip. The pressure retention element...

20060013911 - Pipe molding apparatus with mold tunnel air turbulence: An extruding apparatus which extrudes continuous length of hollow plastic product has an extruder (3) which feeds molten plastic through die equipment (5) to a mold tunnel (7) formed by side by side moving mold blocks (9). The apparatus includes air turbulence internally of the product within the mold tunnel...

20060013912 - Apparatus for melt-spinning filaments in a yarn forming operation: An apparatus for melt spinning a plurality of strand-like filaments through a spinneret, which is mounted within a downwardly open receptacle in a nozzle holder. The spinneret includes a housing which is deformed by the entry of the pressurized polymeric melt into an internal diffuser chamber, so as to press...

20060013913 - Apparatus and method for induction lamination of electrically conductive fiber reinforced composite materials: A method and apparatus for forming laminate composite structures. At least two laminae, each containing electrically conductive reinforcing fibers, are placed upon each other in contacting relationship to form a generally layered structure. The layered structure may be subjected to heat to conductively transfer heat through the layered structure and...

20060013914 - Rotary powder compression molding machine: In a rotary compressive molding machine for powder material wherein powder material filled in a die hole of a die mounted on a rotary table is compressed and molded between a lower end face of the upper punch and an upper end face of the lower punch, a powder lubricant...

20060013915 - Food portioning system: A food portioning system to efficiently output portion food material, the system including a hopper, a mold plate, air knockout assembly, and air and hydraulic cylinders. Flowable food material is put into the hopper where it is pushed into the mold cavity of the mold plate. By the action of...

20060013916 - System for forming portioned food and a method for the same: A food portioning system to efficiently output portion food material, the system including a hopper, a mold plate, air knockout assembly, and air and hydraulic cylinders. Flowable food material is put into the hopper where it is pushed into the mold cavity of the mold plate. By the action of...

20060013917 - Air knockout plate and a method for pneumatically knocking out portioned food: A food portioning system to efficiently output portion food material, the system including a hopper, a mold plate, air knockout assembly, and air and hydraulic cylinders. Flowable food material is put into the hopper where it is pushed into the mold cavity of the mold plate. By the action of...

20060013918 - Method and apparatus for manufacturing panel bodies of plastic material, and use thereof: A method and an apparatus for manufacturing panel bodies of plastic material, wherein the plastic material is injected into a mould cavity (59) of a mould for the filtering thereof. After the injection of the plastic material, the cavity is caused to expand from a first volume (V1) to a...

20060013919 - Slide retaining device and method of installation: A slide retaining device for an injection mold is disclosed. The slide retaining device has a device body which has a top surface and a bottom surface. A live bearing can be mounted in the device body such that a portion of the live bearing extends above a top surface...

20060008547 - Tire mold: It is a subject to restrict protrusion of rubber when performing molding and to mold tires of superior uniformity; and for this purpose, the tire mold in which a mold for molding a tire tread is comprised of segments partitioned in a tire circumferential direction is arranged in that segments...

20060008548 - Spinneret plate for producing a bulked continuous filament having a three-sided exterior cross-section and a convex six-sided central void: A spinneret plate for producing a thermoplastic synthetic polymer filament having an exterior configuration with three sides and a generally delta-shaped void extending centrally and axially therethrough, each side of the filament defining a smoothly curved contour extending between a first with a second tip with an inwardly extending depressed...

20060008549 - Compositions and methods for preparing multiple-component composite materials: Methods for preparing fibrous monolith composite materials include continuously extruding cell and boundary material compositions. A filament is formed from a cell material composition and passed through a chamber of an extrusion assembly. A boundary material composition is extruded generally about the cell material composition filament and the two material...

20060008550 - Gas internal-pressure plastic injection device: A gas internal-pressure plastic injection device (1) with a mould cavity (2), to which plastic moulding material can be fed via at least one dosing device (3). An injection device (6) is connected to the interior (4) of the mould cavity (2) via at least one entry point (5) for...

20060008551 - One-piece ice cream scoop: An ice cream scoop includes a handle, a bowl formed on an end of the handle, the bowl including a cutout, and a resilient rejecting member extending from the handle into the cutout and spaced from a perimeter delimiting the cutout. The handle may include two substantially parallel slits communicated...

20060008552 - System for forming a hollow body: A system for forming a hollow body may include at least one closing unit positioned beneath the die of a tube extrusion device. The closing unit may include a first vertical closing plate and second vertical closing plate. Specifically, an upper horizontal closing plate is cantilevered to the first vertical...

20060008553 - Injection moulding device and a method of opening and closing a partible mould in an injection moulding device: A device for forming injection moulded plastic articles comprises a partible mould (5, 7) having an inner mould tool (5) and two outer mould tools (7). The device further comprises a rotatable hub (4) which supports the inner mould tool (5). The inner mould tool (5) is arranged to be...

20060003037 - Apparatus for producing and winding synthetic multifilament yarns: An apparatus for producing and winding synthetic multifilament yarns, which has a spin unit 1 for melt spinning the yarns, at least one treatment unit 7 for treating the yarns, and a takeup unit 16 with a plurality of winding positions for winding the yarns. The winding positions 17.1-17.3 are...

20060003040 - Control system for dynamic feed coinjection process: Coinjection molding system control apparatus and method preferably includes flow control structure and/or steps configured to reduce pressure on a second melt, preferably causing a relatively small portion of a first melt to flow from a distal portion of a first melt channel in the coinjection nozzle into a distal...

20060003041 - Hot runner coinjection nozzle with thermally separated melt channels: Coinjection molding nozzle apparatus and method includes structure and/or steps whereby a first nozzle melt channel is kept thermally separated from a second nozzle melt channel. Preferably, grooves in the nozzle body or a separate nozzle pipe keep the first and second nozzle melt channels thermally separated. Preferably, a highly...

20060003038 - Injection molding machine shooting pot with integral check valve: An injection molding shooting pot assembly check valve configured to be installed in a coinjection hot runner with a coinjection nozzle, the coinjection nozzle having at least two melt channels ending at the same gate includes a valve inlet and a valve outlet. A check valve occlusion (preferably a ball)...

20060003039 - Injection molding machine spigotted shooting pot piston: An injection molding shooting pot configured to be installed in a coinjection hot runner with a coinjection nozzle, the coinjection nozzle having at least two melt channels ending at the same gate. The injection molding shooting pot includes a shooting pot piston having a proximal end and a distal end....

20060003042 - Extruder: An extruder includes a barrel and a kneading screw extending through the barrel in a rotatable fashion. The kneading screw is provided with a devolatilization portion. The devolatilization portion includes a kneading flight that is twisted in a direction for transferring a material downstream. The kneading flight kneads the material...

20060003043 - Spiral die assembly: A spiral die assembly constituted in the following manner can obtain a homogeneous pipe body, an inflation film with/without drawing and a functional film by dispersing molten resin homogeneously, and the spiral die assembly is capable of being applied to various molten resins and extruding conditions. The spiral die assembly...

20060003044 - Process for forming plastic, apparatuses for forming plastic,and articles made therefrom: Process and apparatus for forming plastics by heating an open mold and contacting the open mold with plastic particulate material to form a melted skin on the mold, and resulting articles made therefrom. Single skin molded articles may be multi-layered with or without paint on the surface. Multiple skin molded...

20060003045 - Method and apparatus for blow molding: An apparatus and method for blow molding an article having a concave base wherein a mold has a base component comprising a molding surface for forming at least a portion of the concave base and a path for conduction of heat transfer fluid through channels within the base component. Improved...

20060003046 - Apparatus and method for sealing injection unit and sprue: An injection molding sealing apparatus configured to be installed in a coinjection hot runner with a coinjection nozzle, the coinjection nozzle having at least two melt channels ending at the same gate. The sealing apparatus is configured for sealing the coinjection hot runner to a hot runner sprue bushing, which...

20060003047 - Needle assembly with adjustable gating needle position for injection molding nozzle: An injection molding nozzle is disclosed in which the body has a front end and a central bore terminating at the front end, the front end receiving a needle assembly. The needle assembly has an outer retaining piece adapted to be removeably secured to the front end of the body....

20060003048 - Device for the injection moulding of moulded bodies made fro plastic: A device for the injection moulding of moulded bodies made from plastic is disclosed, comprising an injection moulding unit (1) and a tool (2) dedicated thereto. At least two cavities (11, 12), corresponding to the dimensions of the moulded body for production are provided on the tool (2) and said...