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Class Information
Number: 425/325
Name: Plastic article or earthenware shaping or treating: apparatus > Diverse distinct type shaping means > Shaping orifice and either a downstream preform reshaping means or vulcanizing means including conforming preform support
Description: Apparatus having (1) a shape imparting opening through which fluent material is extruded and (2) means to stretch, shrink, or otherwise change the configuration of the extruded material, or vulcanizing means including a preform support generally to retain the shape of the product during vulcanization.










Sub-classes under this class:

Class Number Class Name Patents
425/327 Reshaping or vulcanizing means is a press 196
425/326.1 Utilizing a fluid pressure differential as a reshaping means 572


Patents under this class:
1 2 3 4 5 6

Patent Number Title Of Patent Date Issued
8580175 Continuous curing and post-curing method Nov. 12, 2013
8157556 Puller speed control device for monitoring the dimensions of an extruded synthetic wood composition Apr. 17, 2012
RE42424 Method and apparatus for extrusion of expanding water holding products such as foodstuff particles or feeding stuff pellets Jun. 7, 2011
7874826 Solid ink stick fabrication by extrusion, roll forming and swaging Jan. 25, 2011
7841850 Method and apparatus for shaping thermoplastic profiles Nov. 30, 2010
7815830 Method and device for extrusion pressing of bent extruded profiles Oct. 19, 2010
7758331 Pipe support system Jul. 20, 2010
7740469 Method and apparatus for uniformly stretching thermoplastic film and products produced thereby Jun. 22, 2010
7740470 Processes and apparatus for making transversely drawn films with substantially uniaxial character Jun. 22, 2010
7625194 Unit for production of tubular resin film Dec. 1, 2009
7556487 Apparatus for making center-filled chewing gum pieces Jul. 7, 2009
7481638 Extruding tread components directly into a tire mold Jan. 27, 2009
7452319 Apparatus for producing double-walled composite tubes Nov. 18, 2008
7445443 Turning bar draw-off device for a tubular film extrusion installation Nov. 4, 2008
7426843 Roll assembly for a pipe extrusion plant Sep. 23, 2008
7357630 Calibration device Apr. 15, 2008
7322814 Film or sheet forming apparatus Jan. 29, 2008
7316558 Devices for stretching polymer films Jan. 8, 2008
7270532 Skimmer tab former Sep. 18, 2007
7229271 Apparatus for making transversely drawn films with substantially uniaxial character Jun. 12, 2007
7214051 Device for manufacturing a double-walled thermoplastic pipe with a connecting sleeve May. 8, 2007
7201571 Method for extrusion and extrusion plant, in particular for production of bent extruded products Apr. 10, 2007
7198476 Apparatus and method for continuously and endlessly vulcanizing rubber hose Apr. 3, 2007
7175415 Moulding system, in particular a calibration die Feb. 13, 2007
7172402 Mold jaw halves for an apparatus for producing transversely ribbed tubes Feb. 6, 2007
7153123 Devices for conveying, stretching, and taking-away polymer films Dec. 26, 2006
7153122 Apparatus for making transversely drawn films with substantially uniaxial character Dec. 26, 2006
7150614 Horizontal vacuum chamber seal control device Dec. 19, 2006
7140865 Apparatus for making a corrugation-free foam Nov. 28, 2006
7104776 Methods and devices for stretching polymer films Sep. 12, 2006
6979189 Apparatus and method for adjusting component features Dec. 27, 2005
6952942 Discharge device of an extruding installation Oct. 11, 2005
6946094 Adjustable sizing tube Sep. 20, 2005
6905325 Pipe mold with compensation for pipe shrinkage Jun. 14, 2005
6877976 Molding die for ribbed pipe Apr. 12, 2005
6840748 Apparatus for cooling and calibrating an extruded plastic profile Jan. 11, 2005
6838256 Coding sequences of the human BRCA1 gene Jan. 4, 2005
6821106 Roller die preformer for wide extrusions Nov. 23, 2004
6793854 Method and apparatus for making plastic film, and plastic film Sep. 21, 2004
6767501 Method and apparatus for making plastic film, and plastic film Jul. 27, 2004
6736409 Drinking straw prepared from flattened polymeric tubular conduit, method of making same and dispenser therefor May. 18, 2004
6732868 Production method and apparatus for filter, forming die for filter, forming assembly for forming filter, and filter May. 11, 2004
6623266 Apparatus for making a center-filled gum lollipop with hard candy shell Sep. 23, 2003
6622617 Apparatus for the folding of croissants Sep. 23, 2003
6592351 Turret loading device for extrusion line Jul. 15, 2003
6592793 Apparatus and method for extruding pencils Jul. 15, 2003
6531077 Method and apparatus for extrusion of expanding water holding products such as foodstuff particles or feeding stuff pellets Mar. 11, 2003
6428297 Apparatus for making a corrugation-free foam Aug. 6, 2002
6409948 Process and apparatus for the production of expanded polyester, in particular pet Jun. 25, 2002
6382951 Al2O3 coated cutting tool May. 7, 2002

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