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Class Information
Number: 137/505.46
Name: Fluid handling > Line condition change responsive valves > With separate connected fluid reactor surface > With opening bias (e.g., pressure regulator) > Reactor surface closes chamber > Reactor operatively connected to valve by mechanical movement
Description: Devices wherein a mechanical movement is interposed between the fluid pressure reactor and the valve.










Patents under this class:
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Patent Number Title Of Patent Date Issued
8464999 Service regulator vent Jun. 18, 2013
8397743 Internal relief valve apparatus for use with fluid regulators Mar. 19, 2013
8336574 Pressure averaging sense tube for gas regulator Dec. 25, 2012
8336851 Gas pressure regulator with integrated remote disconnect Dec. 25, 2012
8281803 Balanced port housing with integrated flow conditioning Oct. 9, 2012
8256452 Gas regulator flow boost cartridge Sep. 4, 2012
8256446 Modular regulator platform Sep. 4, 2012
8240327 Pressure loaded service regulator with pressure balanced trim Aug. 14, 2012
7810517 Multiple-input gas adjuster Oct. 12, 2010
7500618 Valve device, pressure regulator, carriage, liquid ejecting apparatus and method for manufacturing valve device Mar. 10, 2009
7360555 Gas regulator with altimetric adjustment Apr. 22, 2008
7341074 Multi-stage pressure regulator Mar. 11, 2008
7328718 Automatic changeover regulator Feb. 12, 2008
7261119 Pressure regulator with improved outlet pressure control Aug. 28, 2007
7219689 Automatically flushing water regulator for animal watering systems May. 22, 2007
6968857 Pressure reducing fluid regulators Nov. 29, 2005
6948519 Device for regulating the flow of gas toward user equipment Sep. 27, 2005
6651695 Diaphragm-operated pressure regulating valve Nov. 25, 2003
6516827 Gas regulator for flowmeter Feb. 11, 2003
6505640 Gas-pressure regulator Jan. 14, 2003
6431205 Damper for diaphragm-operated pressure regulating valves Aug. 13, 2002
6170507 Gas valve with natural/LP gas conversion capability Jan. 9, 2001
6167905 Diaphragm-type gas pressure regulator with drop-in valve subassembly Jan. 2, 2001
5996617 Low pressure regulator Dec. 7, 1999
5988212 Connecting unit having a gas pressure regulating apparatus mounted between a gas cylinder and a gas burner apparatus Nov. 23, 1999
5881765 Direct-acting boost-enhanced pressure regulator Mar. 16, 1999
5797425 Three stage gas pressure regulator Aug. 25, 1998
5765588 Fluid flow control device particularly useful as a pressure regulator Jun. 16, 1998
5735309 Low pressure gaseous fuel pressure regulator for turbocharged gaseous fuel engines Apr. 7, 1998
5735306 Regulator flow fluctuation stabilizer Apr. 7, 1998
5720263 Device for supplying internal combustion engine with fuel from supply Feb. 24, 1998
5681508 Diaphragm carburetor for an internal combustion engine Oct. 28, 1997
5520211 Pressure reduction and flow regulation device May. 28, 1996
5456281 Gas regulator with double stabilizing function Oct. 10, 1995
5429072 Pressure reducer for an animal watering trough Jul. 4, 1995
5402820 Stabilizer for pressure regulator Apr. 4, 1995
5203371 Gas regulator with several stage adjustment Apr. 20, 1993
5174331 Pressure regulator Dec. 29, 1992
5158107 Gas regulator with adjustable safety device Oct. 27, 1992
5131425 Gas pressure regulator with check valve Jul. 21, 1992
5103861 Sealing means for a two-stage gas regulator for liquefied-gas containers Apr. 14, 1992
5070903 Pressure regulator Dec. 10, 1991
5062449 Vibration dampener for direct acting pressure regulator Nov. 5, 1991
4991621 Pressure regulator Feb. 12, 1991
4974629 Gas pressure regulator for saving resetting operation Dec. 4, 1990
4974630 Gas pressure regulator having side-drafted throttling means Dec. 4, 1990
4972868 Flow restrictor and diverter for direct acting pressure regulator Nov. 27, 1990
4972871 Boost modified, droop compensated direct acting pressure regulator Nov. 27, 1990
4936341 Pressure regulator Jun. 26, 1990
4889158 Pressure/flow compensated direct acting pressure regulator Dec. 26, 1989

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