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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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