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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 |
| 7624758 |
Fluid flow controller |
Dec. 1, 2009 |
| 7625667 |
Battery box assembly |
Dec. 1, 2009 |
| 7624755 |
Gas valve with overtravel |
Dec. 1, 2009 |
| 7621294 |
Mouthpiece structure of water bag |
Nov. 24, 2009 |
| 7607588 |
Sink spray head with supply jet variation and flow rate regulation |
Oct. 27, 2009 |
| 7604021 |
Steam valve |
Oct. 20, 2009 |
| 7591276 |
Expansion valve block with coordinated high- and low-pressure circuit control means |
Sep. 22, 2009 |
| 7565911 |
Two stage regulator method and apparatus |
Jul. 28, 2009 |
| 7530367 |
Pressure regulator |
May. 12, 2009 |
| 7523762 |
Modulating gas valves and systems |
Apr. 28, 2009 |
| 7505818 |
Converter method, system and apparatus |
Mar. 17, 2009 |
| 7478647 |
Tank manifold assembly |
Jan. 20, 2009 |
| 7470402 |
Automatic precision pipetting device |
Dec. 30, 2008 |
| 7445025 |
Combination valve |
Nov. 4, 2008 |
| 7441564 |
Gas cylinder valve assembly |
Oct. 28, 2008 |
| 7409965 |
Direct acting hydraulic trip block |
Aug. 12, 2008 |
| 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 |
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