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Class Information
Number: 222/502
Name: Dispensing > Sectional flow controller or closure
Description: Dispensers where the the discharge controller or closure is formed of two or more parts, each covering part of the outlet opening and each movable both relative to each other and relative to the container.










Sub-classes under this class:

Class Number Class Name Patents
222/503 Interconnected for relative motion 38


Patents under this class:

Patent Number Title Of Patent Date Issued
8622258 Container having a handle assembly Jan. 7, 2014
8544688 Personal hydration system with control valve assembly Oct. 1, 2013
7708211 Nozzle for the discharge of a flowable substance May. 4, 2010
7351127 Liquid crystal dispensing apparatus Apr. 1, 2008
7140516 Device for large-volume containers Nov. 28, 2006
7053317 Hopper and weighing apparatus equipped with the same May. 30, 2006
6974090 Adjustable dispenser tip Dec. 13, 2005
6811459 Liquid crystal dispensing apparatus Nov. 2, 2004
6318447 Sand gate for use in a sand distribution apparatus Nov. 20, 2001
6299034 Dispenser outlet Oct. 9, 2001
6179171 Sand distribution apparatus for use in foundry operation Jan. 30, 2001
6073802 Emergency closure gate Jun. 13, 2000
5868284 Outlet with sampling port Feb. 9, 1999
5780779 Granule gate and granule weighing machine incorporating the same Jul. 14, 1998
5743668 Adjustable tip caulking tube Apr. 28, 1998
5658116 Bulk feed delivery system Aug. 19, 1997
5622290 Water-tight flow controller for a ship Apr. 22, 1997
5131722 Bottom dump trailer having an adjustable discharge opening Jul. 21, 1992
5111976 Powder developer container with a sealing member having specific hardness, compressive set, friction coefficient and compression May. 12, 1992
5000358 Low profile pneumatic outlet Mar. 19, 1991
4812092 Feed hopper for a loading installation of a shaft furnace Mar. 14, 1989
4802611 Movable refractory plate assembly with movable refractory control member Feb. 7, 1989
4776493 Discharge control valve Oct. 11, 1988
4717050 Multiple orifice dispensing closure Jan. 5, 1988
4706854 Particulate material handling Nov. 17, 1987
4671434 Fertilizer spreader Jun. 9, 1987
4671427 Milk bag pitcher Jun. 9, 1987
4646942 Multiway gravity box and door assembly Mar. 3, 1987
4614283 Depositioning single pieces of grain Sep. 30, 1986
4583901 Gates for self unloading vessels Apr. 22, 1986
4574989 Swing gates Mar. 11, 1986
4546906 Chuck valve dispensing means Oct. 15, 1985
4527715 Automatic valve shut-off system Jul. 9, 1985
4502615 Apparatus for a controlled supply of powder to a mold for continuous casting Mar. 5, 1985
4483465 Fluidic substance dispensing valve Nov. 20, 1984
4320860 Grain delivery attachment for tailgate Mar. 23, 1982
4257534 Apparatus and method for dispensing seeds from seed packages Mar. 24, 1981
4143777 Blast furnace charging device Mar. 13, 1979
4130225 Apparatus for facilitating the repair of a volumetric feeder Dec. 19, 1978
4108338 Rotary tabletting press with powder feed adjustment valve Aug. 22, 1978
3934737 Method and apparatus for silo storage and unloading Jan. 27, 1976











 
 
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