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Class Information
Number: 137/116.5
Name: Fluid handling > Self-proportioning or correlating systems > Self-controlled branched flow systems > Bypass or relief controlled by main line fluid condition > Pressure responsive > With pressure reducing inlet valve > Relief port through common sensing means
Description: Devices in which a common sensing means for both inlet control and relief control has a valve controlled outlet or relief passage.










Patents under this class:
1 2 3

Patent Number Title Of Patent Date Issued
8522809 Gas regulator with venting bonnet Sep. 3, 2013
8485213 Internal relief valve apparatus for use with loading regulators Jul. 16, 2013
8464999 Service regulator vent Jun. 18, 2013
8397743 Internal relief valve apparatus for use with fluid regulators Mar. 19, 2013
8336578 Quick release gas pressure regulator Dec. 25, 2012
8256446 Modular regulator platform Sep. 4, 2012
8028712 Diaphragm controlled bypass valve Oct. 4, 2011
7836911 Gas pressure regulator with a valve and piston assembly Nov. 23, 2010
7789102 Air compressor having a pneumatic controller for controlling output air pressure Sep. 7, 2010
6907900 Pressure regulated, safety bypass valved, bottle adapted fitting for lever actuated release of a regulated gas Jun. 21, 2005
6820641 Internally piloted dome loaded regulator Nov. 23, 2004
6675824 Valve with wilder opening and pressure regulator equipped with such a valve Jan. 13, 2004
6637451 Pneumatic pressure regulator assembly Oct. 28, 2003
6615867 Spacer type pressure reducing valve Sep. 9, 2003
6554017 Pressure regulating valve with secondary venting measures Apr. 29, 2003
6240956 Remote controlled drinker system Jun. 5, 2001
6068014 Pressure-reducing valve May. 30, 2000
6019121 Pressure reducing valve Feb. 1, 2000
6012490 Pressure controlling valve to be attached to a base-mounted change valve Jan. 11, 2000
5988214 Pressure-regulating valve mounted in base-mounted transfer valve Nov. 23, 1999
5967167 Remote controlled drinker system Oct. 19, 1999
5931182 Pressure reducing valve Aug. 3, 1999
5924443 Device for limiting the prestress of a control spring Jul. 20, 1999
5899221 Fluid pressure regulator May. 4, 1999
5829481 Pressure-control valve mounted on a base-mount selector valve Nov. 3, 1998
5735306 Regulator flow fluctuation stabilizer Apr. 7, 1998
5727588 Depressurizing connector Mar. 17, 1998
5711340 Gas pressure reducing regulator Jan. 27, 1998
5657787 Gas pressure reducing regulator Aug. 19, 1997
5605043 Gas operated ejection system Feb. 25, 1997
5595209 Fluid pressure regulator establishing a stable output fluid pressure Jan. 21, 1997
5586575 Electropneumatic converter with solenoid valve control Dec. 24, 1996
5586569 Pneumatic pressure regulator Dec. 24, 1996
5503182 Air pressure adjusting module balancing value and its chamber structure Apr. 2, 1996
5452741 Pressure reducing valve Sep. 26, 1995
5370152 I/P converters Dec. 6, 1994
5320128 Chlorinator with reduced number of components Jun. 14, 1994
5307834 Gas flow control regulator May. 3, 1994
5186066 Dual pressure pressure regulator Feb. 16, 1993
5131425 Gas pressure regulator with check valve Jul. 21, 1992
5094262 Regulator with hysteresis-affected characteristic curve Mar. 10, 1992
5092358 Pressure regulation Mar. 3, 1992
5090438 Self-relieving fluid regulator Feb. 25, 1992
5072749 Differential pressure regulator Dec. 17, 1991
5062449 Vibration dampener for direct acting pressure regulator Nov. 5, 1991
5009245 Pressure regulator Apr. 23, 1991
4998862 Air compressor pressure regulating valve system Mar. 12, 1991
4979537 Pressure regulator Dec. 25, 1990
4972868 Flow restrictor and diverter for direct acting pressure regulator Nov. 27, 1990
4966183 Pressure regulator Oct. 30, 1990

1 2 3










 
 
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