Resources Contact Us Home
Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Browse by Category: Main > Material Science
Class Information
Number: 425/376.1
Name: Plastic article or earthenware shaping or treating: apparatus > Stock pressurizing means operably associated with downstream shaping orifice
Description: Apparatus including means defining a shaping orifice (e.g., a nozzle) combined with fluent stock material handling means comprising means ahead of the orifice to increase pressure on the material to force flow through the orifice.










Sub-classes under this class:

Class Number Class Name Patents
425/381.2 Centripetal elastic melt extruder type 46
425/382.3 Including additional rotating means downstream of the primary pressurizing means 281
425/380 Including auxiliary shaping means (e.g., mandrel, etc.) associated with molding orifice 426
425/378.1 Including heating or cooling means 355
425/377 Including product handling means 272
425/382.4 Including restriction upstream of shaping orifice and downstream of primary pressurizing means 283
425/382R Plural orifices 216


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

Patent Number Title Of Patent Date Issued
7192267 Power dough and food materials press Mar. 20, 2007
7172403 Apparatus for preparing a gypsum wallboard core Feb. 6, 2007
7153120 Pasta, pastry, cookie, and hors d'oeuvre maker Dec. 26, 2006
7101165 Extrusion molding apparatus for ceramic molded product Sep. 5, 2006
7101166 Apparatus for extruding ceramic molding Sep. 5, 2006
7052260 Polymer processing system including decompression chamber and method for using same May. 30, 2006
7014447 Extruder for welding plastic components Mar. 21, 2006
6923634 Filament loading system in an extrusion apparatus Aug. 2, 2005
6902690 Method and device for producing cellulosed shaped bodies Jun. 7, 2005
6803087 Ceramic honeycomb body and process for manufacture Oct. 12, 2004
6776602 Filament cassette and loading system Aug. 17, 2004
6745672 Transport module for handling softened dough intermediates Jun. 8, 2004
6743007 Pasta, pastry, cookie, and hors d'oeuvre maker Jun. 1, 2004
6701828 Automatic cookie press Mar. 9, 2004
6688872 Apparatus for making unvulcanized rubber tape Feb. 10, 2004
6682333 Quick-release extrusion die Jan. 27, 2004
6660317 Method of producing patterned compound food and production system used for the method Dec. 9, 2003
6659757 Valve for injection molding Dec. 9, 2003
6575721 System for continuous processing of powder coating compositions Jun. 10, 2003
6547550 Apparatus for hot vacuum extrusion of ceramics Apr. 15, 2003
6517335 Apparatus dewatering an elastomeric polymer Feb. 11, 2003
6474972 Resin extrusion apparatus Nov. 5, 2002
6419474 Injection-molding nozzle assembly Jul. 16, 2002
6375447 Apparatus for dewatering and pelletizing particulate fuel Apr. 23, 2002
6322347 Methods for manufacturing foam material including systems with pressure restriction element Nov. 27, 2001
6319532 Method and tooling for food extrusion Nov. 20, 2001
6280172 Apparatus for the extrusion of plastic pipes or profiles Aug. 28, 2001
6254374 System for producing polymeric film Jul. 3, 2001
6224805 Process and apparatus for forming plastic sheet May. 1, 2001
6164948 Extrusion die system with removable insert Dec. 26, 2000
6139178 Movably mounted feed-roll head for extruders Oct. 31, 2000
6134908 Ice making apparatus with improved extrusion nozzle Oct. 24, 2000
6106266 Gear extruder for a caoutchouc mixture Aug. 22, 2000
6056527 Apparatus for forming a gasket May. 2, 2000
6054077 Velocity profiling in an extrusion apparatus Apr. 25, 2000
6039554 Molding apparatus for producing solidified articles Mar. 21, 2000
5993188 Food extruding device Nov. 30, 1999
5993186 Single screw extruder Nov. 30, 1999
5975874 Continuous processing of powder coating compositions Nov. 2, 1999
5952013 Apparatus for applying a resin layer of varying width to a metal member of varying width Sep. 14, 1999
5928679 Elastomeric extruding apparatus Jul. 27, 1999
5914148 Method and apparatus for producing a dough product Jun. 22, 1999
5914083 Process of and apparatus for making an assembly of a windshield glass and a weather strip having a partly modified cross-section Jun. 22, 1999
5900260 Accumulator head having a segmented barrel May. 4, 1999
5820911 Food extrusion pump system Oct. 13, 1998
5820892 Food extrusion assembly Oct. 13, 1998
5817346 Sheet width adjusting apparatus for rolling head extruder Oct. 6, 1998
5798077 Screw for plasticating apparatus and method of use Aug. 25, 1998
5786000 Continuous molding machine with pusher Jul. 28, 1998
5700510 Pressure-controlled die apparatus for the production of extrusion-cooked aquatic feeds Dec. 23, 1997

1 2 3 4 5 6 7










 
 
  Recently Added Patents
Method and apparatus for determining a list of members for a push to talk communications service
Systems and methods for automated political risk management
Method for rapidly approximating similarities
Method and apparatus for generating and playing audio signals, and system for processing audio signals
Image forming apparatus and image forming method for controlling object rendering order
Controlling transitions in optically switchable devices
Defining code by its functionality
  Randomly Featured Patents
Four wheel traction control valve
Fungicidal compositions
Accuracy mass flow meter with asymmetry and viscous damping compensation
Air test apparatus
External combustion hot gas engine system
Apparatus, system, and method for performing storage device maintenance
Image processing method and apparatus, and recording medium
Apparatus for displaying lens contour, apparatus for processing lens contour data, and apparatus for grinding edge of eyeglass lens with the same
Infrared-absorptive compound and optical recording medium making use of the same
Anti-shake apparatus including calculation of angular velocity