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Class Information
Number: 137/79
Name: Fluid handling > Ambient condition change responsive > Atmospheric > Temperature
Description: Apparatus which controls a fluid flow in response to variations of temperature in the surrounding atmosphere.


Sub-classes under this class:

Class Number Class Name Patents
137/80 With additional diverse control 65


Patents under this class:
1 2 3 4

Patent Number Title Of Patent Date Issued
7389824 Fire extinguishing system Jun. 24, 2008
7383892 Preaction fire extinguishing system for ESFR cold storage applications Jun. 10, 2008
7373945 Device for closing a conduit May. 20, 2008
7347423 Arrangement in connection with mechanical seal Mar. 25, 2008
7337799 Gaseous fuel vehicle and automatic vent system Mar. 4, 2008
7290556 Fire collar Nov. 6, 2007
7273064 Temperature-sensitive safety valve assembly Sep. 25, 2007
7207346 Hydrostat for portable gas range Apr. 24, 2007
7185668 Closing device for fluid passage Mar. 6, 2007
7185711 Fire protection system Mar. 6, 2007
7178548 Dry safety device for an inflammable gas Feb. 20, 2007
7150287 Safety valve Dec. 19, 2006
7143834 Sprinkler assembly Dec. 5, 2006
7111818 Safety valve Sep. 26, 2006
7030767 Water leak mitigation system Apr. 18, 2006
7025093 Polyurethane elastomer gel insulating composition and use thereof Apr. 11, 2006
6994101 Pressure relief valve Feb. 7, 2006
6959719 Fire collar Nov. 1, 2005
6946019 Meniscus membranes for separations Sep. 20, 2005
6918402 Flow control apparatus Jul. 19, 2005
6892747 Temperature actuated valve May. 17, 2005
6892751 System and method for protecting a building May. 17, 2005
6866057 Thermal-pressure relief device Mar. 15, 2005
6851445 Pressure relief device Feb. 8, 2005
6817842 Device for regulating compressors or aspirators Nov. 16, 2004
6814097 Pressure relief device Nov. 9, 2004
6810899 Integrated palladium-based micromembranes for hydrogen separation and hydrogenation/dehydrogenation reactions Nov. 2, 2004
6812848 Water leak mitigation system Nov. 2, 2004
6805150 Supply device for snow gun Oct. 19, 2004
6782908 Automotive washer system utilizing a freezable washer liquid and a freeze-resistant washer liquid Aug. 31, 2004
6769448 Actuating device Aug. 3, 2004
6722386 Flow control apparatus and method Apr. 20, 2004
6626202 Flow control apparatus and method Sep. 30, 2003
6615860 Fire block conduit coupler Sep. 9, 2003
6592105 Temperature compensator for a pressure splitter control chamber Jul. 15, 2003
6561209 Automotive washer system with a purge apparatus and a method therefore May. 13, 2003
6550495 Safety device for cutting off gas pipelines Apr. 22, 2003
6530391 Temperature activated valve Mar. 11, 2003
6439260 Easy to use residential water supply system for preventing winter flood damage Aug. 27, 2002
6382232 Remote triggering system and retrofit kit for thermal-pressure relief devices May. 7, 2002
6374850 Emergency gas line shut-off system Apr. 23, 2002
6367499 Safety valve Apr. 9, 2002
6367500 Safety valve for a compressed-gas tank Apr. 9, 2002
6336510 Sprinkler device for fire extinguishing systems Jan. 8, 2002
6321775 Compressed gas manifold Nov. 27, 2001
6318399 Latch mechanism Nov. 20, 2001
6311897 Passive pulse generator and method for activating a fitting with a passive pulse generator Nov. 6, 2001
6286537 Thermally-actuated switch assembly Sep. 11, 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

1 2 3 4


 
 
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