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Class Information
Number: 366/320
Name: Agitating > Stirrer within stationary mixing chamber > Rotatable stirrer > Screw-type stirrer > Openwork helical ribbon
Description: Subject matter wherein the helical ribbon has an open central portion for flow of material.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7585105 |
Scraper assembly |
Sep. 8, 2009 |
| 7490975 |
Golf ball mixing and dispensing apparatus |
Feb. 17, 2009 |
| 7396151 |
Conditioner |
Jul. 8, 2008 |
| 7357564 |
Apparatus for pumping and mixing high aggregate plural components of differing viscosities |
Apr. 15, 2008 |
| 7311438 |
Agitator, image forming apparatus having the same and method for agitating |
Dec. 25, 2007 |
| 7278276 |
Frozen carbonated beverage apparatus for preparing a low Brix frozen carbonated beverage |
Oct. 9, 2007 |
| 7270469 |
Apparatus and method for adding pigmentation to concrete mix |
Sep. 18, 2007 |
| 7248823 |
Electrographic ribbon and method implementing a skive |
Jul. 24, 2007 |
| 7246937 |
Golf ball mixing and dispensing apparatus |
Jul. 24, 2007 |
| 7137730 |
Electrographic ribbon blender and method |
Nov. 21, 2006 |
| 7131765 |
Helical-ribbon mixer |
Nov. 7, 2006 |
| 6752530 |
Mixer with helical feeder and recirculation scroll for preparing material for animal feeding |
Jun. 22, 2004 |
| 6585406 |
Electrostatographic blender assembly and method |
Jul. 1, 2003 |
| 6536939 |
Solid/liquid mixing system |
Mar. 25, 2003 |
| 6523727 |
Dough feeding unit |
Feb. 25, 2003 |
| 6395516 |
Vessel for mixing a cell lysate |
May. 28, 2002 |
| 6375345 |
Heating worm conveyor |
Apr. 23, 2002 |
| 6183560 |
Particulate material blender and polisher |
Feb. 6, 2001 |
| 6179458 |
Forming a solution of fluids having low miscibility and large-scale differences in viscosity |
Jan. 30, 2001 |
| 6123445 |
Dual stage continuous mixing apparatus |
Sep. 26, 2000 |
| 6115935 |
Brush and roller spinner and paint mixer |
Sep. 12, 2000 |
| 6099159 |
Continuous mixing feeder |
Aug. 8, 2000 |
| 6030112 |
Slurry batcher mixer |
Feb. 29, 2000 |
| 6012447 |
Heated mixing kettle with dual acting agitators |
Jan. 11, 2000 |
| 5967657 |
Mixer vehicle with helical sweep bars and a return auger |
Oct. 19, 1999 |
| 5906432 |
Dough mixer apparatus for laboratory testing of the development of a dough sample |
May. 25, 1999 |
| 5897206 |
Agitator and agitator assembly |
Apr. 27, 1999 |
| 5882114 |
Method of continuous extraction of crude wax and apparatus therefor |
Mar. 16, 1999 |
| 5876117 |
Agitator |
Mar. 2, 1999 |
| 5823675 |
Stepped helical scraper blade for ice cream maker |
Oct. 20, 1998 |
| 5810470 |
Device and method for mixing mortar with a specific ratio of sand, cement and water |
Sep. 22, 1998 |
| 5753498 |
Garbage treating apparatus |
May. 19, 1998 |
| 5741066 |
Helical ribbon mixer |
Apr. 21, 1998 |
| 5549384 |
Mixer with helically extending blades |
Aug. 27, 1996 |
| 5435494 |
Spreader apparatus for spreading manure |
Jul. 25, 1995 |
| 5411710 |
Apparatus for processing materials |
May. 2, 1995 |
| 5401402 |
Process and apparatus for treating sewage sludge |
Mar. 28, 1995 |
| 5385403 |
Mixing apparatus for mixing materials |
Jan. 31, 1995 |
| 5382092 |
Mixing apparatus and bottom ribbon blade used therein |
Jan. 17, 1995 |
| RE34776 |
Programmable apparatus and method for delivering microingredient feed additives to animals by weight |
Nov. 8, 1994 |
| 5358331 |
Blending device for particulate material, with helical conveyer |
Oct. 25, 1994 |
| 5354127 |
Segmented mixing auger |
Oct. 11, 1994 |
| 5338112 |
Process and apparatus for two stage treatment of plastic materials |
Aug. 16, 1994 |
| 5312184 |
Ice-cream stirring device with stirring blades and scraping vanes |
May. 17, 1994 |
| 5299865 |
Counterpoise helical ribbon mixer |
Apr. 5, 1994 |
| 5244584 |
Centrifuge with wear resistant outlet openings |
Sep. 14, 1993 |
| 5228775 |
Reversing blender agitators |
Jul. 20, 1993 |
| 5188808 |
Method for mixing liquid, solids and gas and for simultaneously separating gas or gas and solids from the liquid |
Feb. 23, 1993 |
| 5189474 |
Agitating member for a developing apparatus |
Feb. 23, 1993 |
| 5186840 |
Process for treating sewage sludge |
Feb. 16, 1993 |
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