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Browse by Category: Main > Packaging & Containers
Class Information
Number: 222/377
Name: Dispensing > With discharge assistant (e.g., impeller, pump, conveyer, movable trap chamber, etc.) > With material supply container and discharge assistant with casing (e.g., supply container and pump) > Inlet trap (e.g., sump)
Description: Dispensers in which the inlet to the discharge assistant casing extends into a supplemental or trap chamber communicating with the supply chamber.


Patents under this class:
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Patent Number Title Of Patent Date Issued
7131559 Accurate dosing pump Nov. 7, 2006
7114640 Apparatus and method for dispensing product Oct. 3, 2006
7048156 Liquid spray dispenser and suction tube therefor May. 23, 2006
6991137 Accurate dosing pump Jan. 31, 2006
6871760 Bottle having reserve reservoir Mar. 29, 2005
6834815 Fluid dispensing device Dec. 28, 2004
6708852 Non-chemical aerosol dispenser Mar. 23, 2004
6648201 Apparatus to reduce wasting of unused photoresist in semiconductor containers Nov. 18, 2003
6601739 Retention element, dispensing device, and method of use Aug. 5, 2003
6431408 Dispensing device and methods Aug. 13, 2002
6405905 Dosing dispenser for flowable media Jun. 18, 2002
6398080 Pump-action dosing bottle Jun. 4, 2002
6244471 Metering container Jun. 12, 2001
6070768 Apparatus for supplying adhesive to a paster Jun. 6, 2000
5988454 Leak-resistant manually operated pump sprayer Nov. 23, 1999
5975351 Method and system for stabilizing bulk bags during emptying Nov. 2, 1999
5899366 Leak-resistant hand-pump spray bottle May. 4, 1999
5782381 Container for carrying and dispensing liquid and semi-liquid products Jul. 21, 1998
5749500 Liquid retrieving adaptor for cylindrical containers May. 12, 1998
5518150 Multi-chambered container having a tube insertion guide wall May. 21, 1996
5476198 Liquid dispenser device without a dip-tube Dec. 19, 1995
5464129 Pump spray bottle Nov. 7, 1995
5366120 Paint pump Nov. 22, 1994
5279450 Container with two separate chambers Jan. 18, 1994
5275313 Chemical dispenser having an exterial connecting apparatus with a quick disconnect assembly Jan. 4, 1994
5273193 Welded fuel tank having a magnet for collecting weld spatter and method for collecting weld spatter Dec. 28, 1993
5226566 Modular counter mounted fluid dispensing apparatus Jul. 13, 1993
5219422 Washer pump provided with means for determining when the level of washer fluid is low Jun. 15, 1993
5100058 Self-contained cleaning system for motor vehicles Mar. 31, 1992
5100032 Reservoir for collecting dissolved solid detergent solution Mar. 31, 1992
5062549 Hand held, dip-tube style liquid dispenser Nov. 5, 1991
5044526 Fuel pump and reservoir arrangement for use in an automotive fuel tank Sep. 3, 1991
5014883 Paint toner dispensing machine May. 14, 1991
4972973 Insulated container for liquids Nov. 27, 1990
4838462 Double bellows purge valve Jun. 13, 1989
4823990 Dispensing device Apr. 25, 1989
4714419 Candy dispensing apparatus Dec. 22, 1987
4708269 Plunger-operated dispensing device Nov. 24, 1987
4696417 Refrigerated beverage dispenser, with whipper device Sep. 29, 1987
4694977 Fluid dispenser Sep. 22, 1987
4667850 Thermoplastic grid melter May. 26, 1987
4666066 Thermoplastic grid melter May. 19, 1987
4641764 Viscous thermoplastic melting and dispensing unit Feb. 10, 1987
4630759 Vessel with pump suction tube support Dec. 23, 1986
4557406 Storage and shipping bin Dec. 10, 1985
4537332 Beverage dispenser with improved in-bowl whipper Aug. 27, 1985
4480767 Apportioning and dispensing apparatus Nov. 6, 1984
4470526 Siphon dispensing bottle Sep. 11, 1984
4239131 Self-priming liquid dispenser Dec. 16, 1980
4238056 Soap dispenser having a pivotable dispensing lever and a rotatable flow valve Dec. 9, 1980

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