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Class Information
Number: 137/72
Name: Fluid handling > Destructible or deformable element controlled > Heat destructible or fusible
Description: Apparatus in which the flow is controlled in response to an element which is fusible or destructible by heat (e.g., combustible).










Sub-classes under this class:

Class Number Class Name Patents
137/74 In fluid flow path 152
137/75 Safety cut-off 145
137/73 With second sensing means 54


Patents under this class:
1 2 3 4

Patent Number Title Of Patent Date Issued
8684101 Frangible shape memory alloy fire sprinkler valve actuator Apr. 1, 2014
8678024 Venting cap assembly Mar. 25, 2014
8602048 Apparatus and instruments for handling gas and incorporating a safety valve unit Dec. 10, 2013
8596291 Venting lifting plug for munitions Dec. 3, 2013
8596290 Pressure discharge valve for storage tanks Dec. 3, 2013
8550105 Valve system of high pressure tank for vehicle Oct. 8, 2013
8490639 Temperature sensitive valve Jul. 23, 2013
8439063 Heat and/or steam activated valve and method therefor May. 14, 2013
8434507 Safety valve device, valve apparatus, high-pressure gas tank, and vehicle May. 7, 2013
8402985 Thermal release element for sprinklers, valves or the like Mar. 26, 2013
8282134 Method and apparatus for assembling pressure reducing fuel regulator Oct. 9, 2012
8261517 Fuel cap Sep. 11, 2012
8235249 Heat actuated puncturing mechanism for a compressed gas cartridge Aug. 7, 2012
8230938 Fire prevention assembly Jul. 31, 2012
8196786 Dispensing closure comprising a safety system Jun. 12, 2012
8156961 Assembly including a pressurized gas storage tank and a control device for filling the tank with gas and/or extracting gas therefrom Apr. 17, 2012
8141574 Thermally activated pressure relief Mar. 27, 2012
7958906 Thermally induced single-use valves and method of use Jun. 14, 2011
7814925 Relief valve device Oct. 19, 2010
7766252 Dry sprinkler assembly Aug. 3, 2010
7748399 Gaseous fuel vehicle and automatic vent system Jul. 6, 2010
7721750 Modified heat pipe for activation of a pressure relief device May. 25, 2010
7677262 Safety valve of a high pressure storage, in particular a hydrogen storage tank Mar. 16, 2010
7568493 Thermal relief vent and method of manufacturing the same Aug. 4, 2009
7392766 Temperature and pressure relief apparatus for water heater Jul. 1, 2008
7309022 Substance shutoff device and fuel cell Dec. 18, 2007
7290556 Fire collar Nov. 6, 2007
7185668 Closing device for fluid passage Mar. 6, 2007
7175772 Small scale actuators and methods for their formation and use Feb. 13, 2007
7150287 Safety valve Dec. 19, 2006
7017599 Thermal relief vent and method of manufacturing the same Mar. 28, 2006
7017944 Multiple chamber inflator Mar. 28, 2006
6994101 Pressure relief valve Feb. 7, 2006
6959719 Fire collar Nov. 1, 2005
6862852 Sealing system and gasket therefor Mar. 8, 2005
6814097 Pressure relief device Nov. 9, 2004
6776181 Safety valve for pressurized fluid tanks Aug. 17, 2004
6619497 Apparatus for venting a container containing fluid Sep. 16, 2003
6561479 Small scale actuators and methods for their formation and use May. 13, 2003
6491055 Pressure relief apparatus Dec. 10, 2002
6488044 Pressure relief apparatus Dec. 3, 2002
6478090 Method and apparatus of operating devices using actuators having expandable or contractable elements Nov. 12, 2002
6382234 One shot valve for operating down-hole well working and sub-sea devices and tools May. 7, 2002
6382232 Remote triggering system and retrofit kit for thermal-pressure relief devices May. 7, 2002
6367499 Safety valve Apr. 9, 2002
6302134 Device and method for using centripetal acceleration to device fluid movement on a microfluidics system Oct. 16, 2001
6286536 Safety device for a vessel under gas pressure Sep. 11, 2001
6279597 Thermal safety valve for automatically shutting off pipes Aug. 28, 2001
6227226 Fire activated, fail safe, gate valve bonnet May. 8, 2001
6202668 Valve with fire-resistant seal Mar. 20, 2001

1 2 3 4










 
 
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