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Browse by Category: Main > Packaging & Containers
Class Information
Number: 222/397
Name: Dispensing > With discharge assistant (e.g., impeller, pump, conveyer, movable trap chamber, etc.) > Fluid pressure > With pressure fluid relieving means
Description: Dispensers having means for discharging the pressure fluid from the container.


Patents under this class:
1 2 3

Patent Number Title Of Patent Date Issued
7533788 Valve and tap incorporating same May. 19, 2009
7264144 Top cone for an aerosol can, and aerosol can provided with the same Sep. 4, 2007
7237695 Mechanical grouting and re-pointing device Jul. 3, 2007
7228859 Pressure venting circuit for respiratory humidification apparatus Jun. 12, 2007
7222757 Pressure relief device for aerosol can May. 29, 2007
7188753 Pressure release connection and pneumatic dispensing device Mar. 13, 2007
7185792 Dispensing device with rack and pinion drive for nozzle valve Mar. 6, 2007
7015427 Apparatus and method for melting and supplying thermoplastic material to a dispenser Mar. 21, 2006
6959836 Dispenser Nov. 1, 2005
6935541 Caulk gun pressurizing system Aug. 30, 2005
6910602 Container valve Jun. 28, 2005
6880733 Aerosol valve assembly and aerosol vessel Apr. 19, 2005
6820775 Gas-pressurized beverage keg Nov. 23, 2004
6779685 Pressure controlled method for dispensing a carbonated beverage Aug. 24, 2004
6732886 Over pressure automatic release mechanism for a container housing a pressurized medium May. 11, 2004
6732757 Bypass water-treatment dispenser bleed-valve w/cap-lock and post-mount May. 11, 2004
6698616 Electronic liquid dispenser Mar. 2, 2004
6435377 Frozen dessert dispenser Aug. 20, 2002
6375047 Container for storing pasty or fluidic compositions and appointed dispensing of the same Apr. 23, 2002
6360922 Pump assembly with pressure release capability Mar. 26, 2002
6354471 Liquid material dispensing apparatus Mar. 12, 2002
6328181 Enhanced flow controller for a beverage dispenser Dec. 11, 2001
6253970 Aerosol container with safety device Jul. 3, 2001
6159631 Overcharge safety vents on prismatic cells Dec. 12, 2000
6142346 Cluster-type relief device Nov. 7, 2000
6098650 Pressure sensing apparatus for regulating the transportation of a liquid Aug. 8, 2000
6089415 Valve for a pressure container Jul. 18, 2000
6068163 Fuel dispensing apparatus May. 30, 2000
6068160 Pressure control system for free-floating piston May. 30, 2000
6058960 Device serving as a valve insert for fluid containers under pressure May. 9, 2000
6039217 Apparatus and method for thermoplastic material handling Mar. 21, 2000
5975356 Dispenser for a product of a liquid to pasty consistency comprising a safety device Nov. 2, 1999
5871125 Chemically driven liquid delivery pumping device Feb. 16, 1999
5848740 Container for dispensing a pressurized fluid including a safety device for release of excessive internal pressure Dec. 15, 1998
5836364 Refillable pressurized beverage container Nov. 17, 1998
5810213 Portable pressurized reservoir supply tank Sep. 22, 1998
5779108 Pressure venting trigger sprayer Jul. 14, 1998
5713496 Sealing for a container device Feb. 3, 1998
5645192 Self regulating valve assembly for controlling fluid ingress and egress from a transportable container which stores and distributes liquid under pressure Jul. 8, 1997
5636657 Tap head for beverage containers or barrels Jun. 10, 1997
5630532 Air pump for generating excess pressure in a fuel tank for liquid fuel in a portable heating device May. 20, 1997
5579960 Air powered dispensing pen for viscous fluids Dec. 3, 1996
5568882 Precise volume fluid dispenser Oct. 29, 1996
5564605 Portable fluid dispenser Oct. 15, 1996
5546995 Pressurized canister recycling apparatus and methods Aug. 20, 1996
5526957 Multi-component dispenser with self-pressurization system Jun. 18, 1996
5492249 Apparatus to vent high-pressure air to atmosphere in a frozen confection-dispensing apparatus Feb. 20, 1996
5487346 Soil injection system Jan. 30, 1996
5464121 Precision fluid dispersing apparatus and method Nov. 7, 1995
5415329 Container including a pressure relief valve for use in holding and dispensing soft drink material May. 16, 1995

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