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| Number | Title | Issue Date |
| 8105064 | Multilayered film/sheet molding die For the purpose of molding a multilayered film/sheet having a highly precise thickness of each layer, movable choker bars (31, 32) are movably arranged in the middle of molten resin channels (111, 112), and a plurality of choker adjustment bolts (35... | 01/31/2012 |
| 8062017 | Splice bar for tire tread extrusion apparatus A splice bar for a tire tread die designed for providing a narrow strip of electrically conductive rubber extending from a lower under tread to the surface of the outer tread by positioning a slotted chimney block in a the outer tread rubber passage and having a pas... | 11/22/2011 |
| 7946835 | Casting device, solution casting apparatus, and solution casting method In a feed block, a main conduit and sub conduits are formed. High-viscosity dope flows through the main conduit, and low-viscosity dope flows through the sub conduits. Distribution pins are disposed in a joint portion where the sub conduits intersect with the main c... | 05/24/2011 |
| 7922471 | Extruded structure with equilibrium shape An extrusion head is disposed over a substrate, and material is extruded through an oblique (e.g., semi-circular or tapered) outlet orifice of the extrusion head to form an associated extruded structure having an equilibrium shape that resists settling after being d... | 04/12/2011 |
| 7690908 | Method and apparatus for forming high strength products A system and method are presented in which a flow of plastic is extruded to obtain nano-sized features by forming multiple laminated flow streams, flowing in parallel through the system. Each of the parallel laminated flow streams are subjected to repeated steps in ... | 04/06/2010 |
| 7641462 | Apparatus for producing multi-layer film In a joining section there are columnar distribution pins, on whose periphery a groove is formed. A size of the groove is strictly determined. A first dope and a third dope are fed through the respective grooves such that a width of each dope is controlled. Thereaft... | 01/05/2010 |
| 7494331 | Method and apparatus for forming resin film The apparatus is for forming a resin film from a resin for a middle portion to form a resin film main body of the resin film and a resin for edge portions to form both side edge portions in a crosswise direction of the resin film. The apparatus comprises: a feed blo... | 02/24/2009 |
| 7384254 | Coextrusion adapter A coextrusion adapter for an extrusion installation with extruders and a tool for producing a composite coextrusion structure of thermoplastic material. The coextrusion adapter has a central conduit with an end at an inlet side for connecting an extruder and an end ... | 06/10/2008 |
| 7357890 | Apparatus and method for extruding a multilayered structure An apparatus and method for extruding a multilayered article employs a shearing rod connected to the end of an extruder screw. The shearing rod is rotated along with the extruder screw and shears the polymer materials being advanced along an annular space between th... | 04/15/2008 |
| 7311505 | Apparatus for manufacturing rubber strip An apparatus for manufacturing a strip of rubber compounds comprises four extruders (2a, 2b, 2c, 2d) and a single extruder head (3). The extruder head (3) comprises an extruder die assembly (6 | 12/25/2007 |
| 7309223 | 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 movabl... | 12/18/2007 |
| 7281917 | Extrusion/reaction injection molding system A method of manufacturing an extruded part having an exterior shell and a core foam material. The method includes extruding the exterior shell from an extrusion die, and reaction injection molding the core foam material within an interior of the exterior shell using... | 10/16/2007 |
| 7279043 | Application device An applicator device and method where on the one hand adherence of particles in the dispensing area of the applicator nozzle, and on the other hand a thermal deflection of applicator device components can be prevented, or at least minimized. At least one thermal con... | 10/09/2007 |
| 7236296 | Multilayer infrared reflecting film with high and smooth transmission in visible wavelength region and laminate articles made therefrom A multilayer film article is disclosed. The film includes an infrared light reflecting multilayer film having alternating layers of a first polymer type and a second polymer type and an infrared light absorbing or reflecting layer adjacent the multilayer film. The f... | 06/26/2007 |
| 7204944 | Process and apparatus for creating color effects in extrudable material A process for creating color effects in extrudable material, such as plastic. The process includes the steps of providing a first flow of viscous material of a first color and a second flow of viscous material of a second color, the second color being different from... | 04/17/2007 |
| 7198744 | Preparation of co-extruded multi-layered rubber composite and use as component of a tire This invention relates to the preparation of a multi-layered rubber composite, said composite and a tire having a component prepared thereby. The multi-layered rubber composite is composed of at least two individual rubber compositions configured as at least three p... | 04/03/2007 |
| 7186102 | Apparatus and method for low-density cellular wood plastic composites A low-pressure CO2 tank or an air compressor with a refrigerated air dryer is attached either at or after the vent zone of a standard twin-screw extruder. During or after extrusion, the gas is dissolved in the wood-plastic melt. The CO2 expands... | 03/06/2007 |
| 7172403 | Apparatus for preparing a gypsum wallboard core A gypsum wallboard core, and methods and apparatus for making the same are disclosed. Methods of making a gypsum wallboard core include extruding a gypsum slurry containing water, gypsum, slip agents, water-reducing agents, surfactants and, optional additives, throu... | 02/06/2007 |
| 7172008 | Hook fasteners and methods of making the same A method of making a touch fastener includes coextruding, side-by-side, a plurality of lanes of polymeric material to form a sheet-form base. The sheet-sheet form base includes a lane of a first polymeric material disposed between two lanes of a second polymeric mat... | 02/06/2007 |
| 7160091 | Device for the production of multicomponent fibers or filaments, in particular bicomponent fibers or filaments Device for the production of multicomponent fibers or of filaments, in particular bicomponent fibers, whereby a nozzle block assembly is provided. The assembly consists of a middle nozzle block and two outer nozzle blocks. Arranged in the nozzle block assembly are a... | 01/09/2007 |
| 7156635 | Multi-layer food product system and process A system produces a multi-layer product by forming as many different ingredients as is required for the final product in steps that can be separate from each other and then combining these ingredients in an extrusion die that is formed to flow the separate ingredien... | 01/02/2007 |
| 7153458 | Method of manufacturing a molded multilayer article Molten polymers are forced into T dies combined to form a multiple T die, the molten polymers are extruded through the T dies in monolayer. The monolayers extruded through the T dies are superposed and laminated outside the multiple T die while the polymers are in a... | 12/26/2006 |
| 7150616 | Die for producing meltblown multicomponent fibers and meltblown nonwoven fabrics A die tip adapted for extruding a plurality of meltblown multicomponent filaments that includes at least two series of conduits that extend and converge in to the interior of the die tip to convey a multicomponent thermoplastic structure in to the interior of the di... | 12/19/2006 |
| 7147449 | Device for the production of an extruded profile A food product comprising a sugar wafer preferably cone-shaped having a filling of a substantially water-free fat-based confectionery material and a process for preparing it which comprises filling the sugar wafer with the substantially water-free fat-based confecti... | 12/12/2006 |
| 7125508 | Method of manufacturing a molded multilayer article Molten polymers are forced into T dies combined to form a multiple T die, the molten polymers are extruded through the T dies in monolayer. The monolayers extruded through the T dies are superposed and laminated outside the multiple T die while the polymers are in a... | 10/24/2006 |
| 7108817 | Die, especially for extruding green ceramic foils A die for producing flat sections, in particular a flat-sheet die for extrusion of ceramic green films, has a slot-shaped die outlet which opens in an outlet orifice. The height of the slot-shaped die outlet narrows beginning in the immediate vicinity of the outlet ... | 09/19/2006 |
| 7090479 | Apparatus and method for manufacturing resin molded product The manufacturing apparatus of a resin molded product has a feed block that sets a layer configuration of the resin molded product obtained by molding a plurality of molten resins. The feed block includes a feed block body having a through hole, and a plurality of r... | 08/15/2006 |
| 7052260 | Polymer processing system including decompression chamber and method for using same Polymer processing systems are provided including an extrusion assembly, a specially configured decompression chamber assembly, and a die assembly. Such systems are effective to provide shaped polymer products having reduced extrusion markings. ... | 05/30/2006 |
| 7052267 | Extrusion device for manufacturing a product based on a rubber mix An extrusion device (1) for manufacturing a product based on a rubber mix, which comprises a rotary roller (5), an inlet orifice (15) for the rubber mix and a vault (6) partially circumferentially covering the external surface (51)... | 05/30/2006 |
| 7005180 | Optically isotrophic polycarbonate films and a method for the production thereof Injection-molding materials comprised of polycarbonate can be processed into optically isotropic films in a chill roll extrusion method. The optically isotropic films for protecting data carriers (CD-ROMS) from becoming scratched, or they are used as supporting mate... | 02/28/2006 |
| 7001555 | Apparatus for producing multi-component liquid filaments A melt spinning apparatus including a spinpack with a die tip block having a recess with a converging portion, such as an angled trough, which terminates in a row of filament discharge outlets. The recess selectively receives a configuration insert, such as a side-b... | 02/21/2006 |
| 7001547 | Method and apparatus for joining sheet- or ribbon formed flows in a coextrusion process A method and apparatus are described for coextruding two materials A and B, in which B is extruded on A through a port (3), in which the separating wall between the flows of A and B is formed as a flap closure (4) adapted to act as a non-return valve f... | 02/21/2006 |
| 6994817 | Process and apparatus for the coextrusion of rubber mixtures The invention concerns a process and apparatus for the coextrusion of rubber mixtures, comprising a main extruder (1) with an extrusion head (10) having at least two flow channels (14, 15), each for a rubber mixture (A, B), the channels opening ... | 02/07/2006 |
| 6972103 | Method and device for producing continuous plastic films, webs and sheets capable of forming optical images In a method and a device for continuously manufacturing films, webs, and sheets of plastics capable of forming optical images a melted plastic mass, pre-shaped as a sheet, is guided into a roller gap of a calender, the roller gap formed between a shaping engraving c... | 12/06/2005 |
| 6966763 | Arrangement for making a belt made of plasticatable material The two belt parts (2a, 2b) of a belt (2) made of plasticatable material are produced with the aid of a first station (6) and a second station (8). The first station (6) includes a rotatable mold drum (14 | 11/22/2005 |
| 6951233 | Electrically conductive tire and apparatus and process for extruding elements which have been made conductive A tire having a tread composed of two non-conductive layers, each layer containing a circumferential insert of conductive mix, the inserts having a wider interface at the interface of the two layers. An apparatus for extruding a layer, provided with a conductive ins... | 10/04/2005 |
| 6949256 | Non-gelatin capsule shell formulation A film-forming hydrocolloid composition comprising kappa carrageenan, iota carrageenan, a bulking agent, plasticizer and water is described. The ratio of bulking agent to total carrageenan is from about 1:1 to 20:1. Kappa carrageenan is present in an amount of less ... | 09/27/2005 |
| 6932591 | Apparatus and method for co-extruding multi color plastics The present invention is the apparatus and method for producing a plastic sheet having a pattern produced in a layer therein. The plastic sheet is a single layer sheet or a multi-layer sheet. The pattern is produced by mixing two or more plastic extrudants together ... | 08/23/2005 |
| 6932926 | Method and apparatus for producing resin formed article The object of the present invention is to produce plural resin forms at one time with stability by dividing resin starting material continuously in a short time and with the same residence time into plural parts having desired amounts of resin and discharging to sol... | 08/23/2005 |
| 6926512 | Apparatus for extruding foamed polypropylene sheet having improved surface appearance A coat hanger extrusion die wherein the aperture of the die land widens along the extrusion axis of the die to the die exit opening, thereby forming an expansion zone. ... | 08/09/2005 |
