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Class Information
Number: 137/505.42
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 > Valve head in inlet chamber > With valve closing bias
Description: Devices in which the valve is urged towards its seat in opposition to the opening bias.










Sub-classes under this class:

Class Number Class Name Patents
137/505.43 In reactor chamber 4


Patents under this class:
1 2 3

Patent Number Title Of Patent Date Issued
8585397 Hot air generator Nov. 19, 2013
8584699 Compensating pressure regulator Nov. 19, 2013
8534315 Diaphragm assemblies for use with fluid control devices Sep. 17, 2013
8522809 Gas regulator with venting bonnet Sep. 3, 2013
8485213 Internal relief valve apparatus for use with loading regulators Jul. 16, 2013
8469047 System to control pressure in a test device Jun. 25, 2013
8459297 Balanced valve cartridge Jun. 11, 2013
8418716 Volume and pressure regulating device for oxygen Apr. 16, 2013
8307843 Temperature-controlled pressure regulators Nov. 13, 2012
8297306 Fluid regulator Oct. 30, 2012
8210160 Paintball marker with self purging regulator Jul. 3, 2012
8201575 Air pressure regulator with flow sensor Jun. 19, 2012
8171950 Compressed air regulator apparatus situated in canister and method for regulating compressed air thereof May. 8, 2012
8028716 Pressure-reducing valve Oct. 4, 2011
7757681 Safety paintball gun regulator Jul. 20, 2010
7748407 Compressed air regulator apparatus situated in canister and method for regulating compressed air thereof Jul. 6, 2010
7681588 Pressure regulator Mar. 23, 2010
7677266 Compact manifolded fail safe hydraulic control system Mar. 16, 2010
7650904 Pressure-regulating valve with an integrated pressure gauge Jan. 26, 2010
7604218 Valves Oct. 20, 2009
7575020 Multi stage pressure regulator Aug. 18, 2009
7530367 Pressure regulator May. 12, 2009
7357143 Regulator and gas supply method using the same Apr. 15, 2008
7341073 Valve member for a balanced pressure reducer Mar. 11, 2008
7341074 Multi-stage pressure regulator Mar. 11, 2008
7334598 Pressure regulator adaptable to compressed gas cartridge Feb. 26, 2008
7325397 Device for continuously supplying compressed air from a portable container to a pneumatic tool by greatly reducing pressure of compressed air and then precisely adjusting same Feb. 5, 2008
7290563 Pressure regulator Nov. 6, 2007
7222836 Self-balancing poppet May. 29, 2007
7207348 Machine comprising a safety valve for the supply of pressurised fluid Apr. 24, 2007
7188640 Gas pressure regulator Mar. 13, 2007
7178551 Valve Feb. 20, 2007
7165575 Pressure regulator Jan. 23, 2007
7082963 Gas pressure reduction valve Aug. 1, 2006
7004192 Gas pressure regulator Feb. 28, 2006
6923197 Pressure regulator with tamper-proof safety feature Aug. 2, 2005
6899125 Flow-adjusting device for a liquid, in particular a painting product May. 31, 2005
6848466 Reset tool for a gas fuel tank and method for using the same Feb. 1, 2005
6834672 Air pressure and flow regulating valve and pneumatic tool Dec. 28, 2004
6805145 Method and device for maintaining a fluid pressure in a defined volume Oct. 19, 2004
6758239 Metal diaphragm structure for pressure regulators Jul. 6, 2004
6758240 Bias spring structure for pressure regulators Jul. 6, 2004
6722391 On-off control for a paintball gun Apr. 20, 2004
6708712 Pressure regulator utilizing a disc spring Mar. 23, 2004
6695006 Flow control providing stable fluid flow Feb. 24, 2004
6581628 Pressure reducing valve assembly Jun. 24, 2003
6568437 Inlet fitting May. 27, 2003
6554022 Regulator with improved seat Apr. 29, 2003
6478046 Gas pressure regulator Nov. 12, 2002
6378551 Lantern with improved choke and regulator Apr. 30, 2002

1 2 3










 
 
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