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Class Information
Number: 137/15.19
Name: Fluid handling > Processes > Cleaning, repairing, or assembling > Valve or valve element assembling, disassembling, or replacing > Fluid actuated or retarded
Description:










Patents under this class:
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Patent Number Title Of Patent Date Issued
8523541 Plastic element, piston pump, and assembly method Sep. 3, 2013
8459288 Pressure reducing valve and regulator for gas Jun. 11, 2013
8322359 Gas pressure regulator and method for assembling and disassembling the regulator Dec. 4, 2012
8251082 Dual valve method and apparatus for limiting toilet water flow Aug. 28, 2012
8141572 High pressure isolation valve system Mar. 27, 2012
8141573 Microfluidic valve having free-floating member and method of fabrication Mar. 27, 2012
7950408 Pressure relief vent devices May. 31, 2011
7942160 Valves and pumps for microfluidic systems and method for making microfluidic systems May. 17, 2011
7896021 Quick change check valve system Mar. 1, 2011
7766028 Pressure regulator Aug. 3, 2010
7533689 Excess flow control valve May. 19, 2009
7448102 Method for controlling mixtures especially for fabric processing Nov. 11, 2008
7418973 Device to reduce noise in pressure regulators Sep. 2, 2008
7410608 Methods for manufacturing a diaphragm for an air admittance valve Aug. 12, 2008
7392819 Method of setting the ball travel of a valve-lash-adjusting element Jul. 1, 2008
7337796 Safety relief valve having a low blow-down value and spring therefore Mar. 4, 2008
7278442 Vented port-cap for fire hydrant Oct. 9, 2007
7117880 Apparatus and method of changing printed circuit boards in a fuel vapor pressure management apparatus Oct. 10, 2006
7044150 Combination vent/check valve assembly May. 16, 2006
7040338 Microfabricated elastomeric valve and pump systems May. 9, 2006
6886578 Valve cartridge with multiple part actuation means May. 3, 2005
6837442 Expansion valve Jan. 4, 2005
6834663 Small scale actuators and methods for their formation and use Dec. 28, 2004
6810862 Fuel tank vapor relief valve and method of making same Nov. 2, 2004
6802331 Particle-based check valve Oct. 12, 2004
6722385 Hydraulic valve repair kit and method of use Apr. 20, 2004
6708712 Pressure regulator utilizing a disc spring Mar. 23, 2004
6688322 Apparatus and method for sealing a fuel component in a fuel communication passage Feb. 10, 2004
6688321 Method and apparatus for a flow regulator having an integral hinge Feb. 10, 2004
6684897 Valve actuator and method Feb. 3, 2004
6672325 Small scale actuators and methods for their formation and use Jan. 6, 2004
6609533 Valve actuator and method Aug. 26, 2003
6502598 Backflow prevention assembly Jan. 7, 2003
6349736 Backflow preventer apparatus and method with integration of shut-off valves Feb. 26, 2002
6318397 Side port floor drain Nov. 20, 2001
6270055 Hydraulic shut-off valve Aug. 7, 2001
6227825 Two part reed valve and method of manufacturing May. 8, 2001
6192912 Low profile pneumatically activated valve assembly Feb. 27, 2001
6044859 Valve apparatus and method Apr. 4, 2000
6029685 Cage assembly for ball check valves Feb. 29, 2000
6029684 Sewer inspection chamber with back-flow prevention valve Feb. 29, 2000
5918619 Safety pressure relief valve assembly, components therefor and methods of making the same Jul. 6, 1999
5890508 Main relief valve for safety relief system Apr. 6, 1999
5881757 Pressure regulator apparatus and method Mar. 16, 1999
5725007 Valve mechanism and method for making same Mar. 10, 1998
5680703 Method of manufacturing pressure regulator Oct. 28, 1997
5638854 Fuel control device and methods of making the same Jun. 17, 1997
5450871 Method of making a magnetically linked multi-valve system Sep. 19, 1995
5074325 Pivoting control valve actuator and support assembly Dec. 24, 1991
4844112 Electrically operated valve assembly Jul. 4, 1989

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