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Class Information
Number: 137/505.28
Name: Fluid handling > Line condition change responsive valves > With separate connected fluid reactor surface > With opening bias (e.g., pressure regulator) > Reactor surface separated by apertured partition > In valve stem > Also through reactor surface
Description: Devices in which said passage further extends through the reactor surface so as to apply pressure to the rear of the reactor surface.










Patents under this class:

Patent Number Title Of Patent Date Issued
8469052 Control valve Jun. 25, 2013
8424561 Pressure regulator Apr. 23, 2013
8205636 Flow rate control valve Jun. 26, 2012
8011380 Single component two-stage regulator Sep. 6, 2011
7938141 Single component two-stage regulator May. 10, 2011
7798169 One-piece gas pressure regulator Sep. 21, 2010
7712482 Pressure-reducing valve May. 11, 2010
7708016 Gas conserving regulator May. 4, 2010
7617841 Pressure-dependent check valve and hydraulic system equipped therewith Nov. 17, 2009
7481241 Method and apparatus for a pressure regulator Jan. 27, 2009
7398793 Rapidly opening pressure regulating valve, fire extinguishing apparatus using the same, high-pressure gas cylinder apparatus and apparatus for rapidly supplying fluid Jul. 15, 2008
7322372 Fire-fighting monitor with remote control Jan. 29, 2008
7320333 Compact field adjustable pressure reducing valve Jan. 22, 2008
7275559 Pressure control valve Oct. 2, 2007
7181953 Moisture detector assembly Feb. 27, 2007
7048001 Pressure regulator with single strut regulator seat May. 23, 2006
7045726 Pressure regulator for a paint ball gun May. 16, 2006
6854480 Regulated gas supply system Feb. 15, 2005
6851447 Direct acting gas regulator Feb. 8, 2005
6672332 Adjustable vertical pressure regulator Jan. 6, 2004
6634378 Pressure reducing valve Oct. 21, 2003
6257275 Pressure reducing valve Jul. 10, 2001
6047727 Valve assembly for gas cylinder and pressure reducing valve used therefor Apr. 11, 2000
6009900 Gas fitting Jan. 4, 2000
6006780 Two-stage, warm-gas high pressure regulator Dec. 28, 1999
5899221 Fluid pressure regulator May. 4, 1999
5732735 Pressure reduction valve Mar. 31, 1998
5662100 Eductive pressure regulator Sep. 2, 1997
5411053 Fluid pressure regulator May. 2, 1995
4909269 High pressure regulator valve Mar. 20, 1990
4887638 Regulator Dec. 19, 1989
4657224 Pneumatically actuated valve Apr. 14, 1987
4540016 Flow-control system with pressure-responsive valve Sep. 10, 1985
4499914 Selector valve for an aircraft on board oxygen generation system with high pressure oxygen backup Feb. 19, 1985
4474207 Pressure regulator Oct. 2, 1984
3946756 Pressure control valve Mar. 30, 1976











 
 
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