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Class Information
Number: 137/524
Name: Fluid handling > Line condition change responsive valves > Direct response valves (i.e., check valve type) > With bias adjustment indicator
Description: Valves provided with means for indicating the adjustment of the biasing means, usually in terms of the pressure at which the valve will open.










Patents under this class:

Patent Number Title Of Patent Date Issued
8591499 Tools and methods for programming an implantable valve Nov. 26, 2013
8518023 Tools and methods for programming an implantable valve Aug. 27, 2013
8375982 Hydraulic circuit and manifold with multifunction valve Feb. 19, 2013
8375984 Multiple preset indexing pressure relief valve Feb. 19, 2013
7699072 Device for regulating the delivery pressure of combustible gases Apr. 20, 2010
7464723 Non-return valve Dec. 16, 2008
7334594 Apparatus and method for adjusting a locking mechanism of a shunt valve Feb. 26, 2008
7152557 Apparatus for adjusting an operational point of an engine Dec. 26, 2006
6691735 Fine adjustment device for gas pressure regulators Feb. 17, 2004
6615774 Adjustable pressure actuated fuel/air diaphragm valve assembly Sep. 9, 2003
6391019 Valve apparatus and valve system using thereof May. 21, 2002
6044999 Hollow resin container Apr. 4, 2000
5853021 Pressure limiting tire deflator system Dec. 29, 1998
5713390 Pressure gauge capable of automatically discharging air therefrom Feb. 3, 1998
5507311 Pressure regulator for a pressure cooker Apr. 16, 1996
5146948 Damping valve with improved damping adjustment Sep. 15, 1992
5040563 Adjustable air pressure valve Aug. 20, 1991
4941504 Manual fluid-control valve with limited closing pressure Jul. 17, 1990
4901978 Flow control valve Feb. 20, 1990
4777978 Pressure regulator with cam mechanism for spring tension adjustment Oct. 18, 1988
4681297 Adjustable pressure regulating solenoid valve Jul. 21, 1987
4545405 Multi-position relief valve Oct. 8, 1985
4450861 Compressed gas saving device May. 29, 1984
4412555 Over pressure release valve for a hydraulic installation Nov. 1, 1983
4106522 Pressure relief valve Aug. 15, 1978
3968905 Time release aerosol dispenser Jul. 13, 1976











 
 
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