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Class Information
Number: 366/272
Name: Agitating > Stirrer within stationary mixing chamber > Gear-type stirrer
Description: Subject matter wherein the stirrer comprises at least two members having meshing teeth, at least one of said members being rotatable and such rotation causing agitation of material in the chamber.

Patents under this class:

Patent Number Title Of Patent Date Issued
8007163 Mechanical fluid mixer system Aug. 30, 2011
7942567 Extruder system with integrated gear pump May. 17, 2011
7597145 Fluid-flow system, device and method Oct. 6, 2009
7354188 Gear pump having input and output screw shafts with a decreasing flight depth toward a gear section in transfer mix areas Apr. 8, 2008
6601987 Apparatus for premixing additives and feeding them into a polymer stream Aug. 5, 2003
6422737 Liquid sample cylinder with integral mixing pump Jul. 23, 2002
6361200 Gear extruder having gas vent ports Mar. 26, 2002
6286988 Extrusion head having toothed wheels with mixing device and adjustable shear effect Sep. 11, 2001
6158883 Gear extruder having gas vent ports Dec. 12, 2000
5452650 Juice extractor Sep. 26, 1995
5453250 Apparatus for the preparation of a flowable reaction mixture Sep. 26, 1995
5381730 Juice extractor Jan. 17, 1995
5240327 Method for creating double loop flow Aug. 31, 1993
5156794 Pulverizing/kneading apparatus and method for manufacturing soap using the pulverizing/kneading apparatus Oct. 20, 1992
5156872 Juice extractor Oct. 20, 1992
5137368 Viscous fluid pumping apparatus and system Aug. 11, 1992
5005982 Material processor Apr. 9, 1991
4997359 Multi-well dish for capsule making Mar. 5, 1991
4790454 Self-contained apparatus for admixing a plurality of liquids Dec. 13, 1988
4338274 Method and apparatus for the incorporation of additives into plastics materials Jul. 6, 1982
4264214 Gear motor/mixer Apr. 28, 1981
4193745 Gear pump with means for dispersing gas into liquid Mar. 18, 1980
4093407 Injection of additives into liquid streams Jun. 6, 1978
4025056 Mixing apparatus May. 24, 1977
4015828 Injection of additives into liquid streams Apr. 5, 1977

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