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Class Information
Number: 366/322
Name: Agitating > Stirrer within stationary mixing chamber > Rotatable stirrer > Screw-type stirrer > Discontinuous screw
Description: Subject matter wherein the helical ribbon is interrupted along its length.










Patents under this class:
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Patent Number Title Of Patent Date Issued
8123394 Mixer for liquid colorants and method for mixing liquid colorants Feb. 28, 2012
7909500 Mixing and kneading machine and method of implementing continual compounding Mar. 22, 2011
7857500 Apparatus for vacuum-less meat processing Dec. 28, 2010
7230037 Method for mixing a polyol component and an isocyanate component Jun. 12, 2007
7137730 Electrographic ribbon blender and method Nov. 21, 2006
7059761 Product blender and dispenser Jun. 13, 2006
6808380 Hardness taper tube and production method and device therefor Oct. 26, 2004
6786631 Mixing and reducing machine with an upward conveying mixing blade Sep. 7, 2004
6648501 System for homogeneously mixing plural incoming product streams of different composition Nov. 18, 2003
6550959 Screw set for continuous mixer wit pyramidal mixing elements Apr. 22, 2003
6409376 Mixer apparatus Jun. 25, 2002
6395516 Vessel for mixing a cell lysate May. 28, 2002
6136246 Screw extruder with improved dispersive mixing elements Oct. 24, 2000
6080346 Extrusion apparatus and method and extruded thermoplastic polymer Jun. 27, 2000
6050721 Mixing machine for plasticizable compounds Apr. 18, 2000
5965173 Plasticating apparatus and screw therefor Oct. 12, 1999
5961212 Screw with continuous and discontinuous blades for water processing apparatus Oct. 5, 1999
5932159 Screw extruder with improved dispersive mixing Aug. 3, 1999
5855432 Method and apparatus for eliminating gel contained in polymer Jan. 5, 1999
5833361 Apparatus for the production of small spherical granules Nov. 10, 1998
5823667 Mixer having a segmented helical mixing blade Oct. 20, 1998
5758238 Auger configuration for eliminating auger mark print defect May. 26, 1998
5727876 Polymer mixing apparatus Mar. 17, 1998
5673618 Screw press flight with wear resistant surface Oct. 7, 1997
5638745 Juice finisher Jun. 17, 1997
5599098 Extruder screw with multiple flighting Feb. 4, 1997
5590959 Continuous mixer and rotor segment removal tool for the same Jan. 7, 1997
5505537 Conical-bottom silo, particularly suitable for small-sized plastic material and rubber with high elasticity properties, having a discontinuous screw stirrer Apr. 9, 1996
5480227 Screw extruder with shear-controlling diagonally extending pins Jan. 2, 1996
5411710 Apparatus for processing materials May. 2, 1995
5356281 Screw-type resin injection apparatus for injection molding Oct. 18, 1994
5354127 Segmented mixing auger Oct. 11, 1994
5318358 Screw kneader for plastic material having a controlling mixing section Jun. 7, 1994
5318357 Extruder injection apparatus Jun. 7, 1994
5222935 Centrifuge with a screw and bristles for separating a suspension into a solids phase and at least one liquid phase Jun. 29, 1993
5188808 Method for mixing liquid, solids and gas and for simultaneously separating gas or gas and solids from the liquid Feb. 23, 1993
5088397 Cast formed bi-metallic worm assembly Feb. 18, 1992
5044757 Extrusion device for incorporating additives Sep. 3, 1991
4996919 Bi-metal feed screw for screw presses Mar. 5, 1991
4987850 Apparatus for the wetting of seeds Jan. 29, 1991
4960328 Apparatus for the extrusion, expansion and/or thermal treatment of substances and substance mixtures Oct. 2, 1990
4956980 Apparatus for producing soft serve dairy products, in particular yogurt Sep. 18, 1990
4944597 Extrusion apparatus Jul. 31, 1990
4911558 Screw conveyor Mar. 27, 1990
4906104 Agitating and supplying device and a mold for molding same Mar. 6, 1990
4900156 Twin screw extruder with thread-free mixing zones Feb. 13, 1990
4900155 Method of metering an additive into and mixing it with a thermoplastified synthetic resin Feb. 13, 1990
4896969 Method and apparatus for melting and conveying plasticated material Jan. 30, 1990
4842788 Process of an apparatus for extruding a meltable composition Jun. 27, 1989
4842414 Mixing device for a feed screw Jun. 27, 1989

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