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Class Information
Number: 137/613
Name: Fluid handling > Systems > Flow path with serial valves and/or closures
Description: Systems comprising a single flow path for a fluent material having two or more spaced valves, flow controllers or closures therein through which the fluent material passes serially.
Sub-classes under this class:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7407113 |
Products and process that act as a safety valve to prevent scalding |
Aug. 5, 2008 |
| 7398954 |
Remote-coupled faucet adapter |
Jul. 15, 2008 |
| 7383858 |
Control valve assembly for a faucet |
Jun. 10, 2008 |
| 7357153 |
Pressure-reducing valve for high-pressure gas cylinders |
Apr. 15, 2008 |
| 7353844 |
Solenoid-operated safety valve device particularly for a washing machine |
Apr. 8, 2008 |
| 7347219 |
Meter bar and metering system |
Mar. 25, 2008 |
| 7337802 |
Pressure reducing valve |
Mar. 4, 2008 |
| 7334599 |
Single lever faucet with spray |
Feb. 26, 2008 |
| 7334772 |
Pressurized breathable gas pressure regulator |
Feb. 26, 2008 |
| 7328593 |
Refrigerant valve arrangement |
Feb. 12, 2008 |
| 7290563 |
Pressure regulator |
Nov. 6, 2007 |
| 7287544 |
Triple valve blow out preventer |
Oct. 30, 2007 |
| 7287548 |
Integrated valve assembly with means for blocking the actuator |
Oct. 30, 2007 |
| 7284569 |
Steam valve |
Oct. 23, 2007 |
| 7278447 |
Co-axial solenoid actuator |
Oct. 9, 2007 |
| 7273069 |
Pressure activated shutoff valve |
Sep. 25, 2007 |
| 7258132 |
Electronically controlled back pressure regulator |
Aug. 21, 2007 |
| 7240693 |
Pressure regulated solenoid valve having integral mounting structure |
Jul. 10, 2007 |
| 7237570 |
Gas cylinder dispensing valve |
Jul. 3, 2007 |
| 7222639 |
Electrostatically actuated gas valve |
May. 29, 2007 |
| 7223065 |
Steam turbine |
May. 29, 2007 |
| 7188640 |
Gas pressure regulator |
Mar. 13, 2007 |
| 7174915 |
Water re-circulation valve |
Feb. 13, 2007 |
| 7165575 |
Pressure regulator |
Jan. 23, 2007 |
| 7159616 |
Dual path hydraulic coupling |
Jan. 9, 2007 |
| 7150293 |
Multi-mode hands free automatic faucet |
Dec. 19, 2006 |
| 7131456 |
Mass flow controller |
Nov. 7, 2006 |
| 7121295 |
Internal blow out preventer ball and seat |
Oct. 17, 2006 |
| 7108009 |
Semiconductor manufacturing apparatus enabling inspection of mass flow controller maintaining connection thereto |
Sep. 19, 2006 |
| 7096658 |
Centrifugal pump fuel system and method for gas turbine engine |
Aug. 29, 2006 |
| 7090192 |
Vacuum valve |
Aug. 15, 2006 |
| 7086410 |
Substrate processing apparatus and substrate processing method |
Aug. 8, 2006 |
| 7080655 |
Regulator for low concentration corrosive and reactive gases |
Jul. 25, 2006 |
| 7077161 |
Excess pressure relief system for tank |
Jul. 18, 2006 |
| 7073524 |
Fail safe drive for control of multiple solenoid coils |
Jul. 11, 2006 |
| 7073531 |
Valve block |
Jul. 11, 2006 |
| 7069944 |
Flow rate control device |
Jul. 4, 2006 |
| 7066203 |
Gas flow control |
Jun. 27, 2006 |
| 7059343 |
Direct acting gas regulator |
Jun. 13, 2006 |
| 7044149 |
Pipe fitting |
May. 16, 2006 |
| 7036625 |
Integrated hydraulic control system |
May. 2, 2006 |
| 7032609 |
Vacuum feed system for liquid chemical feeding |
Apr. 25, 2006 |
| 7032605 |
Dual piston rotary valve |
Apr. 25, 2006 |
| 7025083 |
Quick closing shut-off valve |
Apr. 11, 2006 |
| 7021333 |
Reverse flow modifiable combination valve |
Apr. 4, 2006 |
| 7013916 |
Sub-atmospheric gas delivery method and apparatus |
Mar. 21, 2006 |
| 7007714 |
High pressure traverse flow adjustable gas regulator |
Mar. 7, 2006 |
| 7004192 |
Gas pressure regulator |
Feb. 28, 2006 |
| 6994113 |
Closing device for use in a valve device for a pressurized gas cylinder |
Feb. 7, 2006 |
| 6978798 |
Gas flow control |
Dec. 27, 2005 |
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