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Class Information
Number: 222/216
Name: Dispensing > Agitator and/or ejector operating on material in either (1) conveyer type discharge assistants having trap chambers or transverse grooves, or (2) movable trap chambers
Description: Dispensers having means directed toward or moving in or through (1) the chambers or pockets of a conveyor type discharge assistant having trap chambers or transverse grooves, or (2) the material pocket of a movable trap chamber to stir or dislodge the contents thereof and acting at or near the discharge point.

Sub-classes under this class:

Class Number Class Name Patents
222/224 Ball or roller form agitator or ejector 5
222/221 Cam-operated agitator or ejector 15
222/220 Meshing conveyer trap or groove and ejector rotor 9
222/217 Mounted on or in conveyer or movable trap chamber 25
222/222 Pivoted ejector 5
222/225 Resilient ejector 5

Patents under this class:

Patent Number Title Of Patent Date Issued
7957962 Fixed codebook searching apparatus and fixed codebook searching method Jun. 7, 2011
7367076 Dry powder spreader May. 6, 2008
7351385 System for enabling landfill disposal of kitchen waste oil/grease Apr. 1, 2008
7316333 Modular volume storage bin Jan. 8, 2008
7128241 Impregnated applicator tip Oct. 31, 2006
6575930 Agitation devices and dispensing systems incorporating such agitation devices Jun. 10, 2003
6432264 Method of making a vessel assembly for handling comminuted cellulosic fibrous material Aug. 13, 2002
6357495 Device for filling a blister band with products Mar. 19, 2002
6109481 Powder atomizer Aug. 29, 2000
6000446 Apparatus for particulate processing Dec. 14, 1999
5769276 Powder atomizer Jun. 23, 1998
5314090 Material feeder May. 24, 1994
5240150 Ice cube storage apparatus Aug. 31, 1993
4863076 Particulate material feeder utilizing vibration and aeration Sep. 5, 1989
4703868 Apparatus for metering and dispensing seeds Nov. 3, 1987
4664139 Valve especially for controlling particulate solids flow May. 12, 1987
4661024 Method and apparatus for continuous gravimetric metering and feeding of pourable material Apr. 28, 1987
4466554 Singulating seeder for high density plug trays Aug. 21, 1984
4326568 Packaging machine with continuous motion filler Apr. 27, 1982
4314515 Seed singulator Feb. 9, 1982
4271877 Packaging machine with funnel-type filling mechanism Jun. 9, 1981
4127151 Apparatus for transfer of powder into high-pressure vessel and method for transfer Nov. 28, 1978
3994418 Method of feeding material to a gas generator Nov. 30, 1976

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