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Class Information
Number: 425/462
Name: Plastic article or earthenware shaping or treating: apparatus > Means providing a shaping orifice > Plural distinct feed inlets
Description: Apparatus under subclasses 461 wherein at least two separate and distinct feed inlets for fluent moldable material are provided for directing material to the shape imparting orifice.










Sub-classes under this class:

Class Number Class Name Patents
425/463 Plural distinct shaping orifices 274


Patents under this class:
1 2 3 4 5 6 7 8 9 10

Patent Number Title Of Patent Date Issued
8702413 Intermittent flow extrusion apparatus Apr. 22, 2014
8585389 Device for manufacturing a rubber strip Nov. 19, 2013
8523551 Unvulcanized rubber extruder and process for producing unvulcanized rubber Sep. 3, 2013
8465272 Apparatus and methods for fabricating food items Jun. 18, 2013
8388331 Liquid flow converging device and method of manufacturing multi-layer film Mar. 5, 2013
8297961 Co-extruder having a filling entrance from the rear Oct. 30, 2012
8267682 Alternate polymer extrusion system with accumulator Sep. 18, 2012
8231374 Extrusion apparatus for making multilayer articles Jul. 31, 2012
8226391 Micro-extrusion printhead nozzle with tapered cross-section Jul. 24, 2012
8226399 Extrusion kit and extruder Jul. 24, 2012
8215940 Layer multiplying apparatus Jul. 10, 2012
8177542 Rotating nozzle die machine for extrusion of two or more types of dough May. 15, 2012
8162644 Die for extrusion forming head Apr. 24, 2012
8157555 Extrusion feed device for composite resin and composite resin mass Apr. 17, 2012
8113811 Manufacturing nanocomposites Feb. 14, 2012
8113810 Extrusion die assembly Feb. 14, 2012
8109229 Spreading head particularly for spreading one or more adhesives or mixtures of adhesives Feb. 7, 2012
8105064 Multilayered film/sheet molding die Jan. 31, 2012
8092204 Apparatus and method for inflation extrusion molding of pressure-sensitive adhesive sheet Jan. 10, 2012
8062017 Splice bar for tire tread extrusion apparatus Nov. 22, 2011
7976926 Plastic co-extrusion apparatus with selectable polymer flow control and product produced using the apparatus Jul. 12, 2011
7959426 Apparatus for producing a multi-layer parison having a layer of varying thickness Jun. 14, 2011
7922471 Extruded structure with equilibrium shape Apr. 12, 2011
7891963 Manufacturing apparatus of resin container Feb. 22, 2011
7883328 Extrusion apparatus for spiral stripping electrical wire Feb. 8, 2011
7883329 Device for the production of tubular pre-forms with asymmetrical annular pistons Feb. 8, 2011
7878788 Device for sheathing a strip of filaments, the device having symmetrical feed channels Feb. 1, 2011
7858006 Apparatus and method for manufacturing laminated sheet Dec. 28, 2010
7811073 Blow head for producing blown tubular film Oct. 12, 2010
7771182 Apparatus for producing center-filled confectionery Aug. 10, 2010
7713047 Extrusion apparatus for making multilayer articles May. 11, 2010
7666339 Hydrogel string medical device Feb. 23, 2010
7661945 Apparatus for extruding and blow molding multicolored plastic articles Feb. 16, 2010
7648658 Alternate polymer extrusion method with reduced drool Jan. 19, 2010
7648352 Apparatus for imprinting lines on direct-expanded food products having complex shapes with improved dimensional quality Jan. 19, 2010
7641462 Apparatus for producing multi-layer film Jan. 5, 2010
7604470 Single-motor extrusion head having multiple extrusion lines Oct. 20, 2009
7582588 Method of manufacturing a catalyst Sep. 1, 2009
7556487 Apparatus for making center-filled chewing gum pieces Jul. 7, 2009
7540735 Extrusion die device for a molding machine Jun. 2, 2009
7524448 Honeycomb extrusion die Apr. 28, 2009
7513766 Extrusion apparatus having a driven feed segment Apr. 7, 2009
7500842 Catheter molding apparatus Mar. 10, 2009
7476094 Plastic material metering system for plastic articles manufacturing device Jan. 13, 2009
7396223 Forming jig and method for producing formed body using same Jul. 8, 2008
7393195 Hollow-fiber spinning nozzle Jul. 1, 2008
7384259 Mechanism for adjusting a valve for regulating the flow of plastic to an extrusion die Jun. 10, 2008
7381042 Nozzle head for an extruder Jun. 3, 2008
7374412 Extrusion head May. 20, 2008
7338271 Extrusion head having a rotating die Mar. 4, 2008

1 2 3 4 5 6 7 8 9 10










 
 
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