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Class Information
Number: 137/39
Name: Fluid handling > Control by change of position or inertia of system > With second control
Description: Apparatus which includes, in addition to the control responsive to the position or inertia of the system as a whole, a second means for operating the control means.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7340966 |
Sensor with water ingress protection |
Mar. 11, 2008 |
| 7287542 |
Shutoff valve for mechanically sealed ORVR system |
Oct. 30, 2007 |
| 7210495 |
Gas line safety valve system |
May. 1, 2007 |
| 7207347 |
Dual function valve for fuel tank |
Apr. 24, 2007 |
| 7165567 |
Valve apparatus for compensating centrifugal forces |
Jan. 23, 2007 |
| 7152615 |
Earthquake actuated horizontal valve with micro switch |
Dec. 26, 2006 |
| 7017599 |
Thermal relief vent and method of manufacturing the same |
Mar. 28, 2006 |
| 6968852 |
Shock actuated responsive mechanism with improved dual safety means to prevent over-rotation of the valve reset mechanism and to provide easy access to the reset knob |
Nov. 29, 2005 |
| 6953046 |
Microprocessor-based gas meter |
Oct. 11, 2005 |
| 6938637 |
Emergency gas and electricity shutoff apparatus and control system |
Sep. 6, 2005 |
| 6926025 |
Shock actuated responsive mechanism with improved leveraged valve closing activation means for vertical fluid valve assemblies |
Aug. 9, 2005 |
| 6892746 |
Method and system for controlling a household water supply incorporating motion-sensing for determining whether a house is occupied |
May. 17, 2005 |
| 6886579 |
Vent cap |
May. 3, 2005 |
| 6840262 |
Fuel blocking valve device |
Jan. 11, 2005 |
| 6814100 |
Shock actuated responsive mechanism with means to enable a remote detecting means to determine that the valve assembly has been closed |
Nov. 9, 2004 |
| 6789560 |
Shock actuated responsive mechanism with improved safety means to prevent over-rotation of the valve reset mechanism |
Sep. 14, 2004 |
| 6789566 |
Safety contrivance for gas-using device |
Sep. 14, 2004 |
| 6694997 |
Enhanced and remote meter reading with vibration actuated valve |
Feb. 24, 2004 |
| 6691724 |
Method and system for controlling a household water supply |
Feb. 17, 2004 |
| 6634341 |
Vent and rollover valve and fuel pump module |
Oct. 21, 2003 |
| 6619285 |
Ambient air breathing device |
Sep. 16, 2003 |
| 6591864 |
Pressure release valve |
Jul. 15, 2003 |
| 6532983 |
System for venting a liquid tank |
Mar. 18, 2003 |
| 6530364 |
Ventilating device for motor vehicle fuel tank |
Mar. 11, 2003 |
| 6527004 |
Shock actuated responsive mechanism for vertical fluid valve assemblies |
Mar. 4, 2003 |
| 6502599 |
Shock actuated responsive mechanism for vertical fluid valve assemblies |
Jan. 7, 2003 |
| 6470905 |
Multifunctional urgent shutoff safety valves |
Oct. 29, 2002 |
| 6470903 |
Enhanced and remote meter reading with vibration actuated valve |
Oct. 29, 2002 |
| 6414601 |
System and method for fire control during and after earthquakes |
Jul. 2, 2002 |
| 6394122 |
Shock actuated sensor for fluid valve |
May. 28, 2002 |
| 6374850 |
Emergency gas line shut-off system |
Apr. 23, 2002 |
| 6363962 |
Crash valve actuator |
Apr. 2, 2002 |
| 6336466 |
System for the venting of a liquid tank |
Jan. 8, 2002 |
| 6279596 |
Impact responsive safety shut-off for vehicles |
Aug. 28, 2001 |
| 6250325 |
Roll over valve for vehicles |
Jun. 26, 2001 |
| 6233758 |
Water saving mechanism for shower device |
May. 22, 2001 |
| 6230732 |
Safety valve for a liquid tank |
May. 15, 2001 |
| 6142167 |
Tanker roll shut-off vent valve assembly |
Nov. 7, 2000 |
| 6085772 |
Smart automatic safety valve having remote electromagnetic shut-off protection and reset control from seismic or other sensors |
Jul. 11, 2000 |
| 6058959 |
Automatic shutoff and manual reset valve |
May. 9, 2000 |
| 5960807 |
Vibration and flow actuated valve shutoff system |
Oct. 5, 1999 |
| 5924438 |
Gas-pressure relief valve unit, particularly for fuel vapors |
Jul. 20, 1999 |
| 5893384 |
Seismically triggered valve with manual override |
Apr. 13, 1999 |
| 5823223 |
Retrofittable safety shut-off valve for gas or liquid meter |
Oct. 20, 1998 |
| 5809976 |
Vent control valving for fuel vapor recovery system |
Sep. 22, 1998 |
| 5787917 |
Automatic earthquake gas shut-off system |
Aug. 4, 1998 |
| 5704385 |
Automatic and manually operable safety shutoff valve |
Jan. 6, 1998 |
| 5640989 |
Fuel cut-off valve |
Jun. 24, 1997 |
| 5620022 |
Seismic gas shut-off valve with safety lock |
Apr. 15, 1997 |
| 5549130 |
Gas appliance upset shutoff valve |
Aug. 27, 1996 |
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