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Class Information
Number: 366/181.1
Name: Agitating > Having specified feed means > Plural related feeders having separate outlets to mixing chamber > Including chute or hopper with gravity discharge to mixing chamber
Description: Subject matter wherein the feed means includes a chute or hopper that supplies material solely by gravity.










Sub-classes under this class:

Class Number Class Name Patents
366/181.2 Including distributor 4
366/181.3 Including gate, valve, or closure 41


Patents under this class:
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Patent Number Title Of Patent Date Issued
8603408 Apparatus for control of on site mixing of solid peroxide source and catalyst Dec. 10, 2013
8573829 Animal feed mechanism Nov. 5, 2013
8573831 Methods and systems for mixing materials Nov. 5, 2013
8246822 Water treatment apparatus Aug. 21, 2012
8152358 System and apparatus to deliver low-inclusion feed ingredients into livestock ration Apr. 10, 2012
8083395 Device and method for admixing liquids into flowable bulk material Dec. 27, 2011
7810986 Systems and methods for liquid dosing of material in a blender system Oct. 12, 2010
7621669 Blender for ingredients and flavoring for soft-serve freezer product Nov. 24, 2009
7618182 Dust-free low pressure mixing system with jet ring adapter Nov. 17, 2009
7401973 Dust-free low pressure mixing system Jul. 22, 2008
7331702 Agitation mixer Feb. 19, 2008
7178976 Blender for ingredients into soft-serve freezer products Feb. 20, 2007
7178974 Plural component polymer grout plant Feb. 20, 2007
6595681 Quick change liquid metering device Jul. 22, 2003
6481884 Apparatus and method for mixing a dry chemical contained within a container Nov. 19, 2002
6357905 Apparatus for the blending of materials Mar. 19, 2002
6290386 Mobile device for preparing aqueous liquid paints from powdery components and water Sep. 18, 2001
6203184 Blender Mar. 20, 2001
5913602 On-the-go mixing system Jun. 22, 1999
5797681 Batch mixer Aug. 25, 1998
5634713 Pneumatic material transporter and mixer Jun. 3, 1997
5609831 Machine for producing a cross-linked extruded product Mar. 11, 1997
5513911 Vehicle mixer May. 7, 1996
5368385 Continuous solution method and apparatus Nov. 29, 1994
5322357 Apparatus for blending a powder with a liquid Jun. 21, 1994
5275662 Flooring material applicator Jan. 4, 1994
5261743 Apparatus and methods for feeding a substantially uniform quantity of a mixture of materials having variable individual densities Nov. 16, 1993
5230476 Vertical grinding and mixing tower Jul. 27, 1993
4978228 Mixing bin Dec. 18, 1990
4937034 Apparatus and method for cofeeding additives with polymer flake Jun. 26, 1990
4890929 Method and apparatus for manufacturing coagulated grains from polymer latex Jan. 2, 1990
4846582 Polymer dissolver Jul. 11, 1989
4790666 Low-shear, cyclonic mixing apparatus and method of using Dec. 13, 1988
4778280 Mixing apparatus Oct. 18, 1988
4767217 Mixer apparatus and method for sanitary mixing of solids with other solids and/or liquids Aug. 30, 1988
4729663 Cyclone mixer for the continuous mixing of pulverulent substances with liquids Mar. 8, 1988
4695167 Apparatus for mixing and pumping slurry Sep. 22, 1987
4629328 Gravity blending apparatus and methods of gravity blending Dec. 16, 1986
4565451 Method and apparatus for combining granular components Jan. 21, 1986
4548507 Mixing apparatus for the production of mixtures Oct. 22, 1985
4511256 Apparatus for the continuous mixing of pulverulent substances with liquids Apr. 16, 1985
4467969 On-line reclaim system Aug. 28, 1984
4459028 Apparatus for weighing and blending fluent materials Jul. 10, 1984
4453832 Apparatus for trouble-free and continuous charging of extractors with extraction feedstock to be treated and with extractant or solvent Jun. 12, 1984
4435081 Concrete mixing plants with elevator wheel Mar. 6, 1984
4430003 Apparatus for spraying liquids such as resins and waxes on surfaces of particles Feb. 7, 1984
4364666 Machine for mixing and cooling batches of dry powder ingredients and water Dec. 21, 1982
4335965 Fiber-resin blending technique Jun. 22, 1982
4327759 Slurry producing apparatus May. 4, 1982
4302110 Mixing apparatus Nov. 24, 1981

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