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Class Information
Number: 425/382.3
Name: Plastic article or earthenware shaping or treating: apparatus > Stock pressurizing means operably associated with downstream shaping orifice > Including additional rotating means downstream of the primary pressurizing means
Description: Apparatus having an additional rotating means downstream of the primary pressurizing means and upstream of the shaping orifice; (e.g., a metering or mixing device).

Patents under this class:
1 2 3 4 5 6

Patent Number Title Of Patent Date Issued
8585389 Device for manufacturing a rubber strip Nov. 19, 2013
8453699 Method of and apparatus for molding glazing gasket onto multiplayer glass panel Jun. 4, 2013
8454883 Nanocomposite material apparatus, nanocomposite material and method for fabricating thereof, nano material apparatus and nano material Jun. 4, 2013
8282378 Device for extruding a strip of rubber Oct. 9, 2012
8267682 Alternate polymer extrusion system with accumulator Sep. 18, 2012
8197243 Head assembly for use in a rotary head extruder for extruding a food product Jun. 12, 2012
8177542 Rotating nozzle die machine for extrusion of two or more types of dough May. 15, 2012
RE42424 Method and apparatus for extrusion of expanding water holding products such as foodstuff particles or feeding stuff pellets Jun. 7, 2011
7883328 Extrusion apparatus for spiral stripping electrical wire Feb. 8, 2011
7785094 High capacity extrusion die assembly Aug. 31, 2010
7661945 Apparatus for extruding and blow molding multicolored plastic articles Feb. 16, 2010
7648357 Extruder Jan. 19, 2010
7641462 Apparatus for producing multi-layer film Jan. 5, 2010
7628945 Extruded radiused plastic articles and method of forming the same Dec. 8, 2009
7513766 Extrusion apparatus having a driven feed segment Apr. 7, 2009
7504056 Extrusion molding system and method Mar. 17, 2009
7458798 Apparatus for extruding polymers employing microwave energy Dec. 2, 2008
7404711 Apparatus for extruding a profile on a glazing Jul. 29, 2008
7381042 Nozzle head for an extruder Jun. 3, 2008
7374416 Apparatus and method for controlled width extrusion of filamentary curtain May. 20, 2008
7357890 Apparatus and method for extruding a multilayered structure Apr. 15, 2008
7338271 Extrusion head having a rotating die Mar. 4, 2008
7311511 Apparatus for converting free-flowing, at least partially thermoplastic feed material, into granules, agglomerates, pellets, compacts, and the like Dec. 25, 2007
7306449 Food shaping device for forming three-layered foods Dec. 11, 2007
7270531 Assembly for use in continuously forming one or more lengths of noise attenuating flexible cutting line for use in rotary vegetation trimmers Sep. 18, 2007
7247012 Rotatable head for forming spiral extrusions Jul. 24, 2007
7204882 Polyurethane resin coating device Apr. 17, 2007
7153119 Apparatus for extruding food dough Dec. 26, 2006
7131829 Spiral die assembly Nov. 7, 2006
7097443 Extruder transition section Aug. 29, 2006
7052267 Extrusion device for manufacturing a product based on a rubber mix May. 30, 2006
7008204 Rotating extrusion die with spray nozzle Mar. 7, 2006
6966765 Rotating circular die Nov. 22, 2005
6966763 Arrangement for making a belt made of plasticatable material Nov. 22, 2005
6957953 Reservoir reducing screw tip Oct. 25, 2005
6910875 Device for producing an unvulcanized rubber member for tire manufacturing Jun. 28, 2005
6896504 Nozzle arrangement, nozzle carrier and device for extruding doughy substances May. 24, 2005
6881049 Process for producing polybutadiene golf ball cores Apr. 19, 2005
6875002 Oscillating guide cage Apr. 5, 2005
6830444 Extrusion die for biodegradable material with die orifice modifying device and flow control device Dec. 14, 2004
6821106 Roller die preformer for wide extrusions Nov. 23, 2004
6805543 Nozzle arrangement, nozzle carrier and device for extruding doughy substances Oct. 19, 2004
6805544 Extruder Oct. 19, 2004
6799881 Extruder arrangement Oct. 5, 2004
6787092 Pipe extrusion die for multi-layer pipe Sep. 7, 2004
6685460 Extrusion molding machine Feb. 3, 2004
6669458 Extrusion die with rotating components Dec. 30, 2003
6644952 Rotating extruder nozzle structure Nov. 11, 2003
6613128 Twin screw extruder, method of making aromatic polycarbonate using a twin screw extruder, and method of removing volatiles from an aromatic polycarbonate melt Sep. 2, 2003
6610231 Molding method for a surface fastener Aug. 26, 2003

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