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Class Information
Number: 425/461
Name: Plastic article or earthenware shaping or treating: apparatus > Means providing a shaping orifice
Description: Apparatus comprising a shape imparting aperture through which material is forced.










Sub-classes under this class:

Class Number Class Name Patents
425/466 Adjustable shaping orifice or shape imparting insert member (e.g., core, etc.) 527
425/467 Core, pin or insert member 497
425/465 Including means forming products with distinct portions of varying cross section 200
425/462 Plural distinct feed inlets 466
425/464 Single inlet, plural shaping orifices 518


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

Patent Number Title Of Patent Date Issued
8672660 Devices and methods for regulating extruder ceramic batch material Mar. 18, 2014
8668486 Extruder die and resultant food product Mar. 11, 2014
8641397 Spiral distributor, die head, blown film line, and method for manufacturing a blown film Feb. 4, 2014
8641396 Spiral distributor, die head, blown film line, and method for manufacturing a blown film Feb. 4, 2014
8636497 Extruder screw for a screw extruder Jan. 28, 2014
8617330 Process and installation for the production of stiff recyclable sandwich-type polymeric panels, without the use of adhesives, and the panel produced Dec. 31, 2013
8612044 Control device for die-sinking electrical discharge machine Dec. 17, 2013
8579623 Extruder stabilizer assembly Nov. 12, 2013
8562320 Resin molding device Oct. 22, 2013
8562326 Electrospinning apparatus for producing nanofibres and capable of adjusting the temperature and humidity of a spinning zone Oct. 22, 2013
8556615 Die for forming honeycomb structure and manufacturing method of the same Oct. 15, 2013
8500431 Electrospinning control for precision electrospinning of polymer fibers Aug. 6, 2013
8485121 Coating tool for applying a fluid film onto a substrate Jul. 16, 2013
8435025 Honeycomb extrusion die apparatus May. 7, 2013
8425821 Method of melt spinning an elastomeric fiber Apr. 23, 2013
8419408 Extrusion mold for non-pneumatic multi-hole hollow tire Apr. 16, 2013
8419411 Aerosol container Apr. 16, 2013
8382464 Extruded cellulose-polymer composition and system for making same Feb. 26, 2013
8366433 Extrusion die and process for forming cereal flakes Feb. 5, 2013
8366986 Fine fiber electro-spinning equipment, filter media systems and methods Feb. 5, 2013
8353695 Die for forming honeycomb structure Jan. 15, 2013
8337191 Dies for making extruded synthetic wood and methods relating thereto Dec. 25, 2012
8323015 Apparatus for dispensing visually attractive, freshly prepared extruded fat-based confectionery product with temporary flexibility having enhanced melt-in-the-mouth properties Dec. 4, 2012
8282374 Evacuation system for plastics extrusion Oct. 9, 2012
8282385 Die for molding ceramic honeycomb structure Oct. 9, 2012
8235699 Honeycomb structure-forming die and method for manufacturing the same Aug. 7, 2012
8226875 Extremely thin-walled ePTFE Jul. 24, 2012
8226400 Die for molding honeycomb structure and manufacturing method thereof Jul. 24, 2012
8220670 Dischargeable cap Jul. 17, 2012
8210837 Sizing cage adjustment Jul. 3, 2012
8157556 Puller speed control device for monitoring the dimensions of an extruded synthetic wood composition Apr. 17, 2012
8123511 Decoupled transverse flow metering gap and lip gap Feb. 28, 2012
8113810 Extrusion die assembly Feb. 14, 2012
8092207 Decoupled transverse flow metering gap and lip gap Jan. 10, 2012
8087923 Extremely thin-walled ePTFE Jan. 3, 2012
8052411 Die for forming honeycomb structure Nov. 8, 2011
8052407 Electrospinning in a controlled gaseous environment Nov. 8, 2011
8002534 Methods and apparatuses for cutting dough utilizing a shaped opening Aug. 23, 2011
7988438 Extrusion die vacuum seals Aug. 2, 2011
7955540 Extrusion of thermoplastic elastomers Jun. 7, 2011
7950916 Apparatus for production of rolled dough food piece May. 31, 2011
7938641 Extrusion die May. 10, 2011
7934922 Device and method for compression moulding plastic articles May. 3, 2011
7914724 Methods for extruding a honeycomb article with a skin surrrounding a central cellular structure Mar. 29, 2011
7878786 Apparatus for producing tissue scaffold having aligned fibrils Feb. 1, 2011
7878789 Multi-chamber vibrating valve for cementitious material Feb. 1, 2011
7878792 Support arrangement for an extrusion tool and extrusion tool for moulding an object Feb. 1, 2011
7862755 Constant shear rate extrusion die Jan. 4, 2011
7842213 Die for extrusion-molding and method for manufacturing porous ceramic member Nov. 30, 2010
7832998 Controlled skin formation for foamed extrudate Nov. 16, 2010

1 2 3 4 5 6 7 8 9 10










 
 
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