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Class Information
Number: 366/90
Name: Agitating > Rubber or heavy plastic working > Stirrer is through-pass screw conveyor > Notched, apertured, or interrupted thread
Description: Subject matter wherein said thread or said helical ribbon has an opening therethrough or a discontinuous portion thereon.










Patents under this class:
1 2 3 4

Patent Number Title Of Patent Date Issued
8415423 Melt-kneaded products and molded resin products Apr. 9, 2013
8403554 Screw for extruder, bearing segment used in the same and twin screw extruder provided with screw for extruder Mar. 26, 2013
8267149 Screw design and method for metal injection molding Sep. 18, 2012
8246240 Single screw extruder for processing of low viscosity preconditioned materials Aug. 21, 2012
8172449 Kneading screw, twin screw extruder, and method for assembling kneading screw May. 8, 2012
8137600 Injection molding of polymeric material Mar. 20, 2012
8132957 Kneading disc segment and twin-screw extruder Mar. 13, 2012
7935417 Melt-kneaded products, molded resin products, and production method thereof May. 3, 2011
7909500 Mixing and kneading machine and method of implementing continual compounding Mar. 22, 2011
7910030 Process and apparatus for continuous wet granulation of powder material Mar. 22, 2011
7866876 Device for degassing and filtering plastic melts Jan. 11, 2011
7635217 Extruder having variable mid-barrel restriction and adjacent high intensity mixing assembly Dec. 22, 2009
7618180 Kneading disk apparatus Nov. 17, 2009
7566163 Screw set for extruder Jul. 28, 2009
7476096 Screw extruder Jan. 13, 2009
7390118 Extruder assembly Jun. 24, 2008
7387426 Extruder screw with mixing section Jun. 17, 2008
7345116 Clear polycarbonate polyester blend Mar. 18, 2008
7270471 Extruder Sep. 18, 2007
7244060 Kneading apparatus Jul. 17, 2007
7172333 Injection molding screw Feb. 6, 2007
7150615 Molding machine for injection foaming Dec. 19, 2006
7101166 Apparatus for extruding ceramic molding Sep. 5, 2006
7101165 Extrusion molding apparatus for ceramic molded product Sep. 5, 2006
7014353 Plasticating screw and apparatus Mar. 21, 2006
6962431 Extruder mixer Nov. 8, 2005
6958128 Dynamic mixer screw tip Oct. 25, 2005
6817749 Ice cream softening appliance Nov. 16, 2004
6808380 Hardness taper tube and production method and device therefor Oct. 26, 2004
6682213 Twin-screw continuous kneading apparatus and kneading method using the same Jan. 27, 2004
6672753 Apparatus for plasticating thermoplastics Jan. 6, 2004
6609818 Thermoplastic foam extrusion screw with circulation channels Aug. 26, 2003
6547431 Mixing section for a feed screw and methods of making the same Apr. 15, 2003
6497508 Plasticating process, apparatus and screw with mixing Dec. 24, 2002
6488399 Apparatus for plasticating thermoplastics Dec. 3, 2002
6454454 Polymer melting and extruding apparatus with linear downstream threads Sep. 24, 2002
6428728 Fiber reinforced thermoplastic resin structure, process for production of same, and extruder for production of same Aug. 6, 2002
6238079 Kneading degree adjusting device for twin extruder May. 29, 2001
6227692 Double wave screw May. 8, 2001
6206560 Throttling means for extruders of the transfermix type Mar. 27, 2001
6132075 Multichannel wave screw with a slush channel barrier section Oct. 17, 2000
6106142 Pressure variable, multiscrew, continuous mixing machine for plasticizable compounds with variable height backfeed threads Aug. 22, 2000
6062718 Thermoplastic foam extrusion assembly with an extrusion screw including a circulation channel defined therein May. 16, 2000
6062717 Chopper mixing screw May. 16, 2000
6060010 Fiber reinforced thermoplastic resin structure, process for production of same, and extruder for production of the same May. 9, 2000
6022133 Multiple-screw extruder Feb. 8, 2000
6017145 Extruder screw Jan. 25, 2000
6015227 Thermoplastic foam extrusion screw with circulation channels Jan. 18, 2000
5961209 Feed screw Oct. 5, 1999
5902529 Process for producing thermoplastic resin foams May. 11, 1999

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