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Class Information
Number: 137/510
Name: Fluid handling > Line condition change responsive valves > With separate connected fluid reactor surface > Valve seating in direction of flow > Flexible diaphragm or bellows reactor
Description: Apparatus in which the reactor includes a member having a flexible wall which is subject to the pressure of the fluid in the line.










Patents under this class:
1 2 3 4 5 6

Patent Number Title Of Patent Date Issued
8678349 Pressure-operated control valve Mar. 25, 2014
8550113 Vacuum breaker flow regulator Oct. 8, 2013
8517050 Pressure regulating device Aug. 27, 2013
8469162 Shock absorber Jun. 25, 2013
8469047 System to control pressure in a test device Jun. 25, 2013
8443826 Demand valve for gas mixing May. 21, 2013
8329354 Ejector and fuel cell system using the same Dec. 11, 2012
8307846 Pressure control valve Nov. 13, 2012
8171916 Fuel supply systems May. 8, 2012
8011363 Exhalation valve for use in a breathing device Sep. 6, 2011
7997297 System and method for performing a chemical experiment Aug. 16, 2011
7833476 Flamer fuel pressure control Nov. 16, 2010
7828010 Pressure regulator for a fuel supply unit and method for production of a pressure regulator Nov. 9, 2010
7819276 Valve device for a drinking container and a method for using the valve device Oct. 26, 2010
7699072 Device for regulating the delivery pressure of combustible gases Apr. 20, 2010
7673650 Sensitive fluid balancing relief valve Mar. 9, 2010
7565914 Control stop and flushing system Jul. 28, 2009
7537133 Valve device for a drinking container and a method for using the valve device May. 26, 2009
7523762 Modulating gas valves and systems Apr. 28, 2009
7347206 Control group of a second-stage regulator for scuba divers Mar. 25, 2008
7331345 Demand regulator protective bellows Feb. 19, 2008
7131457 Flow-through pressure regulator including a perforated diaphragm-to-seat spring retainer Nov. 7, 2006
7080660 Sensitive fluid balancing relief valve Jul. 25, 2006
7066203 Gas flow control Jun. 27, 2006
7063104 Flow-through pressure regulator including a closure member assembly integrated with a housing Jun. 20, 2006
7040344 Pressure regulator including a fixed valve ball and method of assembling the same May. 9, 2006
7028706 Gas decompression device for fuel cell system Apr. 18, 2006
6997435 Valve assembly Feb. 14, 2006
6945277 Underpressure valve Sep. 20, 2005
6941962 Convertible control device capable of regulating fluid pressure for multiple fluid types and associated method of use Sep. 13, 2005
6942787 Filter module with pressure regulator Sep. 13, 2005
6923204 Diaphragm-operated fluid flow control valve providing a plurality of flow levels Aug. 2, 2005
6901964 Vehicle fuel pulse damper Jun. 7, 2005
6895996 Fuel pressure regulator having offset head and orifice axes May. 24, 2005
6886591 Sensitive fluid balancing relief valve May. 3, 2005
6886590 Seal assembly for fuel pressure regulator May. 3, 2005
6863083 Vacuum demand flow valve Mar. 8, 2005
6843232 Positive stop diaphragm assembly for fuel pressure regulator Jan. 18, 2005
6834673 Pump module with pressure regulator Dec. 28, 2004
6802340 Fuel pressure regulator having offset head and orifice axes Oct. 12, 2004
6792969 Pressure regulator Sep. 21, 2004
6789569 Pressure relief valve with a spring-loaded membrane closing body Sep. 14, 2004
6786227 System and method including a fuel tank isolation valve Sep. 7, 2004
6782871 Fuel system including a flow-through pressure regulator Aug. 31, 2004
6752170 Fuel pressure regulating valve Jun. 22, 2004
6748964 Flow-through pressure regulator self-contained valve assembly Jun. 15, 2004
6695005 Pressure regulating valve Feb. 24, 2004
6688322 Apparatus and method for sealing a fuel component in a fuel communication passage Feb. 10, 2004
6684865 Pressure control valve with pressurized membrane Feb. 3, 2004
6672333 Vacuum demand valve Jan. 6, 2004

1 2 3 4 5 6










 
 
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