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Class Information
Number: 137/73
Name: Fluid handling > Destructible or deformable element controlled > Heat destructible or fusible > With second sensing means
Description: Apparatus which includes a means for controlling the fluid flow in response to a change in condition in addition to the control in response to the fusion or destruction of the heat destructible element.










Patents under this class:
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Patent Number Title Of Patent Date Issued
8627841 Storage tank system and method of decompressing the storage tank system Jan. 14, 2014
7568493 Thermal relief vent and method of manufacturing the same Aug. 4, 2009
7114512 Gas safety device Oct. 3, 2006
7017599 Thermal relief vent and method of manufacturing the same Mar. 28, 2006
6820633 Thermally-sensitive safety device for gas tubing Nov. 23, 2004
6688323 Gas tank to pressure regulator coupling Feb. 10, 2004
6592047 Delayed action oil filter bypass valve Jul. 15, 2003
6341616 Fire protection fluid relief valve Jan. 29, 2002
6321768 Fluid flow shutdown and pressure relief valve with a fusable element Nov. 27, 2001
6237630 HVAC damper May. 29, 2001
5632297 Piston-type thermally or pressure activated relief device May. 27, 1997
5540249 Automatic shutoff valve mechanism Jul. 30, 1996
5435333 Thermally responsive pressure relief apparatus Jul. 25, 1995
5325882 Pressure and thermal relief valve for fuel tank Jul. 5, 1994
5269336 Air ventile for pressure cookers and pressure cookers having the same Dec. 14, 1993
5240027 Combination relief vent and closure apparatus Aug. 31, 1993
5213128 Pressure/temperature-activated pressure relief valve May. 25, 1993
RE34238 Fuel tank cap with pressure/thermal relief May. 4, 1993
5118164 Adaptive braking system default activated proportioning valve Jun. 2, 1992
5048554 Valve for a gas cylinder Sep. 17, 1991
5048552 Universal trip valve operators and trip actuating seismic vibration sensors and transducers therefor Sep. 17, 1991
4896690 Pressure and thermal relief valve Jan. 30, 1990
4883225 Fail-safe thermostat for vehicular cooling systems Nov. 28, 1989
4856547 Pressure relief valve Aug. 15, 1989
4800804 Variable air flow diffuser Jan. 31, 1989
4745940 Safety valve with reset May. 24, 1988
4744382 Combination thermal or pressure activated relief valve May. 17, 1988
4732188 Fuel tank cap with pressure/thermal relief Mar. 22, 1988
4685584 Vented fuel cap with bump and grade seal Aug. 11, 1987
4669493 Safety pressure relief Jun. 2, 1987
4516595 Gas pressure reducing regulator and adapter May. 14, 1985
4479506 Conduit blowout preventer Oct. 30, 1984
4469275 Thermostatic device with fail-safe capability Sep. 4, 1984
4458711 Vent valve Jul. 10, 1984
4457329 Safety pressure regulator Jul. 3, 1984
4457325 Safety and venting cap for vehicle fuel tanks Jul. 3, 1984
4422503 Control line blow out preventer Dec. 27, 1983
4421134 Heat sensitive gate valve Dec. 20, 1983
4353501 Fusible aquatic device that will override the failure of a defective thermostat or the like within a motor Oct. 12, 1982
4353500 Thermostat Oct. 12, 1982
4352365 Pressure vessel safety valve Oct. 5, 1982
4350155 Body implantable medical infusion system Sep. 21, 1982
4325398 Safety and venting valves for fuel tanks carried on vehicles Apr. 20, 1982
4303197 Control valve Dec. 1, 1981
4273283 Automatic air register Jun. 16, 1981
4271857 Fire safe valve Jun. 9, 1981
4245782 Fusible linkage aquatic device that will override the failure of a defective thermostat or the like within a motor Jan. 20, 1981
4128105 Automatic shut-off valve and method of operation thereof Dec. 5, 1978
4099538 Temperature-responsive shut-off for gas fuel regulator valve Jul. 11, 1978
4099551 Thermal-manual control valve Jul. 11, 1978

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