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| Number | Title | Issue Date |
| 7275857 | Apparatus for treating plastics material A device for treating plastics material, in particular thermoplastic plastics material, has a receiving container (1) which has a base (15) and lateral walls (14). In the receiving container at least [one] disc (17) is arranged close to t... | 10/02/2007 |
| 7264757 | Controllable microscopic bubble nucleation in fluid polymer material production method and its apparatus A controllable microscopic bubble nucleation in fluid polymer material production method and apparatus utilizing a gas pipe disposed in the conveyance screw shaft of an injection or extraction forming mechanism and a microbubble generating component, such as a micro... | 09/04/2007 |
| 7240689 | Multiple component mixing head The invention relates to a mixing head and to a method of mixing at least one polyol component and at least one isocyanate component and where appropriate additives, to form a polyurethane reaction mixture. ... | 07/10/2007 |
| 7195727 | Extruded automotive trim and method of making same An automotive trim product is made as follows. A single or multiple layer sheet is extruded so as to include at least one color pigmented and/or metallized layer therein. Optionally, a clear coat may be laminated to the sheet, or may even be coextruded therewith. In... | 03/27/2007 |
| 7172408 | Rapid densification of porous bodies (preforms) with high viscosity resins or pitches using a resin transfer molding process A resin transfer molding (RTM) process is disclosed for rapidly filling a fibrous preform and/or a rigid, porous body with high viscosity resin or pitch. The process is suitable for impregnated multiple porous bodies stacked in a single mold. The process uses a fibr... | 02/06/2007 |
| 7160099 | Leakage-free feed roll assembly for an extruder machine The invention relates to a feed roll assembly for reducing leakage of an elastomeric material in a feed section of an extruder machine. A shell, feed roll seal plates, and feed roll end plates are used to reduce the leakage of elastomeric material. Elastomeric mater... | 01/09/2007 |
| 7153120 | Pasta, pastry, cookie, and hors d'oeuvre maker A device to mix and extrude various ingredients including pastas, pastries, baked goods, hors d'oeuvres, and cookies. The device includes novel measuring, mixing and extrusion arrangements including: an automatic measuring cup; a way to continuously mix and extrude ... | 12/26/2006 |
| 7104775 | Injection unit having rotatable device for preventing reverse flow Disclosed is an injection unit having a rotatable device for preventing reverse flow. To connect first flow channels formed in a spacer and second flow channels formed in a screw head when the metering is performed, and prevent reverse flow of resin by cutting off t... | 09/12/2006 |
| 7021205 | Production line for bread preforms A production line for bread blanks comprising a dough dispenser unit with a first rolling unit for preparing a dough sheet; a first conveyor receiving the dough sheet; at least one spreading/rolling unit operable in conjunction with the first conveyor, each unit hav... | 04/04/2006 |
| 6997694 | Extruder An extruder drive has a housing, at least two extrusion worms each having a drive shaft extending into the housing, and at least one drive motor including at least one cylindrical stator fixed in the housing and a cylindrical rotor cooperating with the stator so as ... | 02/14/2006 |
| 6957953 | Reservoir reducing screw tip An extruder for extruding extrudate is provided and includes a generally cylindrical barrel portion having an end face. A screw conveyor is rotatably arranged coaxially within the barrel portion and has a downstream end. The screw conveyor has helical flights that d... | 10/25/2005 |
| 6949208 | Injection molding process and injection molding apparatus for thermoplastic resin molded articles An object of the invention is to provide an injection molding process for preparing thermoplastic resin molded articles and an injection molding apparatus for use in practicing this process, the process and the apparatus being adapted to supply a blowing agent, espe... | 09/27/2005 |
| 6893151 | Device for conveying elastomeric media, use of the device, as well as two operating methods A system for delivering elastomeric media comprises a gear pump and a screw-type extruder which, viewed in the delivery direction of the pumping medium, is arranged in front of the gear pump and which comprises a screw and a screw casing. The screw casing has at lea... | 05/17/2005 |
| 6881049 | Process for producing polybutadiene golf ball cores An improved process for producing polybutadiene golf ball cores is disclosed. The golf ball cores are from polybutadiene rubber compositions having a high Mooney viscosity and/or a high molecular weight and a low dispersity is disclosed. The apparatus includes an in... | 04/19/2005 |
| 6808375 | Expanded porous thermoplastic polymer membranes and device for the production thereof Open celled membranes from thermoplastic polymers are prepared from foamed polymer melts by extrusion through a die. ... | 10/26/2004 |
| 6773739 | Method and apparatus for extrusion of food products including back pressure valve/diverter An extruder system (10, 124) for the processing of feed materials is provided including an extruder (12), adjustable back pressure valve assembly (14) and a superatmospheric post-extrusion product treatment assembly (16, 124). The back pr... | 08/10/2004 |
| 6743007 | Pasta, pastry, cookie, and hors d'oeuvre maker A device to mix and extrude various ingredients including pastas, pastries, baked goods, hors d'oeuvres, and cookies. The device includes novel measuring, mixing and extrusion arrangements including: an automatic measuring cup; a way to continuously mix and extrude ... | 06/01/2004 |
| 6733704 | Thermoplastic resin injection molding machine An injection molding machine includes a plasticating unit for plasticating a thermoplastic resin, and an injecting unit connected to the plasticating unit through a connecting passage to inject the plasticated resin into a mold. The injecting unit A includes a rotar... | 05/11/2004 |
| 6502977 | Extruder plant with worm extruder and gearwheel extruder An extruder plant includes a worm extruder having a reduced length and including only a feed zone of the extruder plant and a gearwheel extruder connected downstream of the worm extruder and including a plasticizing and pressure build-up zone of the extru... | 01/07/2003 |
| 6488490 | Thermoplastic resin injection molding machine with the injecting unit including a rotary pump and torque limiter An injection molding machine includes a plasticating unit for plasticating a thermoplastic resin, and an injecting unit connected to the plasticating unit through a connecting passage to inject the plasticated resin into a mold. The injecting unit A inclu... | 12/03/2002 |
| 6345976 | Injection apparatus There is provided an injection apparatus comprised of a heating cylinder which is closed by a front end member having a nozzle. The apparatus is further comprised of a plasticating screw in the heating cylinder in a freely rotating and reciprocating manne... | 02/12/2002 |
| 6325612 | Vibration applying apparatus for an injection molding machine A vibration applying apparatus associated with an injection molding machine for applying vibrational repetitive movements to a melt of molding materials includes a rod having a tip end received inside a heating cylinder and disposed in the proximity of a ... | 12/04/2001 |
| 6211331 | Polymer devolatilization apparatus Devolatilization of molten polymer is carried out using a vertical static mixer which opens directly into a flash tank. Expansion of a stripping agent injected at an inlet of the static mixer occurs in the static mixer and the continued shearing causes di... | 04/03/2001 |
| 6203747 | Resonating injection molding machine and process for its operation An injection molding machine includes an injection molding cylinder with a material supply at one end and an injection nozzle at the other end and a material conveyance unit attached to a drive and movable in the injection molding cylinder. The injection ... | 03/20/2001 |
| 6079866 | Mixing apparatus for mixing thermosetting and thermoplastic resin blends prior to molding A mixing process apparatus for discharging polymer material into a mold comprising a resin passage having an inlet for receiving polymer material and an outlet for discharge polymer material for molding, a first and second chamber communicates with said p... | 06/27/2000 |
| 6074578 | Barrel wall conduit arrangements for a plastic processing screw machine The invention comprises a plasticating machine for the working and forcing of plastic material into a mold, the machine including an elongated barrel housing having a first or proximal end and a second or distal end, and an elongated screw shaft with a sc... | 06/13/2000 |
| 5997934 | Manufacture of cooked cereals A process for the manufacture of cooked cereals or dry pet food which comprises preparing a mixture of water and a dry premix mainly comprising cereal flour or semolina, cooking the mixture and extruding it by pressing it through an extrusion die with the... | 12/07/1999 |
| 5985200 | Injection molding of asphalt-based compositions An injection molding process and apparatus to manufacture asphalt-based products which utilizes a heated mixing chamber to continuously blend molten thermoplastic polymer and asphalt to form an injection moldable composition.... | 11/16/1999 |
| 5980797 | Apparatus and method for molding polyester articles having low acetaldehyde content directly from the melt formation using flash tank devoltatilization An apparatus and a method for molding of polyester articles having low acetaldehyde content directly from a melt without intermediate solidification of the molten polyester. A melt to mold process is used wherein an acetaldehyde stripping agent is mixed i... | 11/09/1999 |
| 5968429 | Apparatus and method for molding of polyester articles directly from a melt The present invention relates to an apparatus and method for producing molded polyester articles. More particularly, the invention concerns an apparatus and method for continuously producing molded polyester articles having low acetaldehyde content from a... | 10/19/1999 |
| 5951928 | Polymer's electromagnetic dynamic injection molding method and the apparatus therefor A charging barrel and screw as well as their associated components for carrying out the processes of plasticization, injection and pressure maintaining of the polymer are all disposed in the inner cavity of a metal moving body driven to rotate pulsatorily... | 09/14/1999 |
| 5931086 | Apparatus for the assembly of sandwich products In one embodiment, the present invention relates to an apparatus for the sequential assembly of a sandwich-type comestible product, such as an ice cream sandwich, and comprises an essentially horizontal conveyor, sequentially placed wafer dispensing assem... | 08/03/1999 |
| 5928678 | Mash feed conditioning apparatus A mash feed treatment system including a mash feed conditioning apparatus connected in series with a roller mill and a pellet mill. The mash feed conditioning apparatus includes a housing having an interior and an inlet and outlet, a shaft mounted within ... | 07/27/1999 |
| 5863485 | Injection molding machine employing a flow path gear pump and method of use An innovative method and apparatus for synchronizing the flows of molten polymer or similar materials in molding systems which utilize manifolds to direct flow into one or more cavities of an injection mold. The apparatus utilizes intermeshing positive di... | 01/26/1999 |
| 5837295 | Scraper blades for extruder Angled scraper blades provided on the end of a screw shaft of an extruder provide thrust for propelling polymer toward the die opening of the extruder. The scraper blades help prevent trapping of polymer between the shaft and the die plate of the extruder... | 11/17/1998 |
| 5816700 | Process and apparatus for mechanically mixing polymers and lower viscosity fluids A mixing apparatus for continuously generating a homogeneous mixture of a polymer and a less viscous fluid is provided. The mixer includes means for continuously injecting a viscous polymer into a pressure vessel; means for continuously injecting a lower ... | 10/06/1998 |
| 5783226 | Extruder device An extruder device includes a rotor rotatably received in a housing and a tube secured to the rotor and having a helical screw formed in the outer portion. A screw member is engaged in the bore of the rotor and secured in the tube and rotated in concert w... | 07/21/1998 |
| 5773042 | Injection molding unit for long fiber-reinforced thermoplastic resin An injection molding process for forming high strength, long fiber-reinforced thermoplastic resin, and for holding damage to the pellet-shaped thermoplastic resin to a minimum even when being plasticized, and maintaining the fiber length of pellet-shaped ... | 06/30/1998 |
| 5674004 | Device and method for supplying fluid materials A supplying device and method make use of a cylinder and a rotary member rotatable in the cylinder for introducing and forwarding a band- or string-shaped raw material having a regular section along a fluidization passage formed between the cylinder and r... | 10/07/1997 |
| 5660864 | Apparatus for introducing injection material into a mold By embodying a feed screw (17) for glass fiber reinforced polyester material with a hollow shaft, it is possible for the injection piston (11) for an injection unit (9) to have a compact structure so as to be passed through the feed screw (17). To process... | 08/26/1997 |
