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Class Information
Number: 137/315.05
Name: Fluid handling > With repair, tapping, assembly, or disassembly means > Pressure regulating type valve > Diaphragm type
Description: Subject matter wherein the valve has a thin flexible member (e.g., disk shaped, etc.) secured at its periphery to the valve body and deformable by fluid pressure to act as an open and close member for the valve.










Patents under this class:

Patent Number Title Of Patent Date Issued
8689817 Welded diaphragm valve Apr. 8, 2014
8672599 Securing element for securing against unauthorized unscrewing Mar. 18, 2014
8602052 Clamp ring for welded diaphragms Dec. 10, 2013
8534315 Diaphragm assemblies for use with fluid control devices Sep. 17, 2013
8322359 Gas pressure regulator and method for assembling and disassembling the regulator Dec. 4, 2012
8316878 Servo-operated valve Nov. 27, 2012
8267110 Gas pressure regulator and method for assembling and disassembling the regulator Sep. 18, 2012
7985378 Flushing in a multiple loop reactor Jul. 26, 2011
7748401 Gas pressure regulator and method for assembling and disassembling the regulator Jul. 6, 2010
7607448 Method for modifying a plastic body valve for use in a waste water system Oct. 27, 2009
7445021 Constant flow valve Nov. 4, 2008
7363938 Constant flow valve assembly Apr. 29, 2008
7063104 Flow-through pressure regulator including a closure member assembly integrated with a housing Jun. 20, 2006
6971403 Direct-acting pressure regulator Dec. 6, 2005
6792969 Pressure regulator Sep. 21, 2004
6722384 Filter device for flush valves Apr. 20, 2004
6688322 Apparatus and method for sealing a fuel component in a fuel communication passage Feb. 10, 2004
6672331 Bonnet securement for gas pressure regulators Jan. 6, 2004
6505640 Gas-pressure regulator Jan. 14, 2003
6131600 Structure of a cold and hot water mixing valve of a balance valve Oct. 17, 2000
6098652 Quick connect fuel filter and regulator Aug. 8, 2000
6073646 Gas controlling device for integration Jun. 13, 2000
6050285 Pressure balancing valve Apr. 18, 2000
6016831 Pressure regulator for a fuel system Jan. 25, 2000
5975115 Pressure control valve Nov. 2, 1999
5975107 Pressure-balancing mixing valve Nov. 2, 1999
5505225 Valve assembly Apr. 9, 1996
5253671 High pressure diaphragm valve Oct. 19, 1993
5186208 Two-step reduction valve especially for gas cylinders Feb. 16, 1993
5163468 Fuel pressure regulator Nov. 17, 1992
4953824 Deflectable sleeve type valve Sep. 4, 1990
4917357 Diaphragm valve Apr. 17, 1990
4911401 Valve having improved bleed assembly Mar. 27, 1990
4768545 Actuator for air conditioning system Sep. 6, 1988
4760862 Air pressure regulator Aug. 2, 1988
4633898 Slide valve with partial-vacuum actuator Jan. 6, 1987
4620562 High pressure regulator valve Nov. 4, 1986
4481971 Regulator and shut-off valve assembly Nov. 13, 1984
4324269 Pressure regulator Apr. 13, 1982
4298020 Integrated valve device Nov. 3, 1981
4240458 Excess pressure shutoff valve Dec. 23, 1980
4231390 Pressure regulator system Nov. 4, 1980
3978880 Regulator valve diaphragm and valve assembly including the same Sep. 7, 1976











 
 
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