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Class Information
Number: 137/882
Name: Fluid handling > Systems > With flow control means for branched passages > Biased valve > Spring bias > Spring coaxial with valve > Biased open
Description: System wherein the resilient means is provided to urge the flow control means to an open position.










Patents under this class:

Patent Number Title Of Patent Date Issued
7806138 Valve manifold device for use with small propane canisters Oct. 5, 2010
7600536 Gas distribution manifold for camping Oct. 13, 2009
7566045 Hydraulic coupler Jul. 28, 2009
7213616 Diversion valve fluid coupling May. 8, 2007
6991000 Manifold having integrated pressure relief valve Jan. 31, 2006
6983623 Valve block assembly for I.S. glassware machine and modular pilot valve operated poppet valve assembly Jan. 10, 2006
6651910 High pressure water control device Nov. 25, 2003
6499510 Removable valve assembly Dec. 31, 2002
6431214 Removable valve assembly Aug. 13, 2002
6062245 Gaseous fuel burner manifold with integral pressure regulator assembly May. 16, 2000
6053207 Valve cover and its related system Apr. 25, 2000
5975429 High pressure fluid apparatus for blast cleaning Nov. 2, 1999
5685297 Freeze resistant liquid filled first stage scuba regulator Nov. 11, 1997
5605173 Liquid distribution operable by solenoid valves Feb. 25, 1997
5598869 Pressure regulating unit Feb. 4, 1997
5570722 Valve release mechanism Nov. 5, 1996
5427149 Flow metering injection controller Jun. 27, 1995
5379761 First stage scuba regulator Jan. 10, 1995
5349982 Control mechanism for water blasting gun Sep. 27, 1994
5253808 Power assisted dump valve Oct. 19, 1993
5199642 High pressure water spray gun Apr. 6, 1993
5165451 Valve control system for high pressure fluid system Nov. 24, 1992
5117872 High-pressure fluid control valve Jun. 2, 1992
4844111 High pressure regulator valve Jul. 4, 1989
4646970 Hand-held washing device Mar. 3, 1987
4602740 Fluid control system Jul. 29, 1986
4446882 Solenoid-operated valve means for hydraulic systems May. 8, 1984
4354519 Non-drip valve apparatus Oct. 19, 1982
4281681 Diverter attachment for water-powered appliance Aug. 4, 1981
4280532 Control unit and method of making the same Jul. 28, 1981
4277941 Device for the reduction of the emission of pollutant gases produced by internal combustion, spark-ignition, engines for motor vehicles Jul. 14, 1981
4223701 Control unit and method of making the same Sep. 23, 1980
4185663 Condition responsive by-pass valve construction Jan. 29, 1980
4182485 Thermally responsive valve Jan. 8, 1980
4175909 Valve means for use in controlling operation of a hydraulic motor Nov. 27, 1979
4153078 Composite valve May. 8, 1979
4134428 Non-drip valve Jan. 16, 1979
4133349 Condition responsive by-pass valve construction and method of making the same Jan. 9, 1979
4111232 Safety mechanism for presses, machines and fixtures Sep. 5, 1978
4005725 Automatic closure valve for water sprinkler Feb. 1, 1977
4000645 Apparatus for pneumatically monitoring conditions of a well circulating system Jan. 4, 1977
3993091 Manifold and valve system Nov. 23, 1976
3986523 High pressure fluid system Oct. 19, 1976
3954099 Sphygmomanometer May. 4, 1976











 
 
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