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Class Information
Number: 137/68.22
Name: Fluid handling > Destructible or deformable element controlled > Destructible element > Rupture disc > Disc burst after destruction of additional element
Description: Subject matter that includes a second frangible element in a system which destructs before the rupture disc.










Patents under this class:

Patent Number Title Of Patent Date Issued
8235249 Heat actuated puncturing mechanism for a compressed gas cartridge Aug. 7, 2012
8091574 Bursting disc assembly Jan. 10, 2012
7784827 Variable output using piezo valve technology Aug. 31, 2010
7395868 Apparatus for blocking a medium flow passage in a spray head, and spray head Jul. 8, 2008
7308903 Pressure relief device Dec. 18, 2007
7143776 Valve element Dec. 5, 2006
7011104 Pressure relief device Mar. 14, 2006
6604541 Pilot operated rupture disk Aug. 12, 2003
6223762 Device and method for superodorizing an LP-gas tank May. 1, 2001
6206420 Device for introducing pressurized gas into a vehicle safety device Mar. 27, 2001
6029995 Vehicle occupant protection apparatus Feb. 29, 2000
5947143 Fast acting deployment device for high pressure vessels Sep. 7, 1999
5642903 Consumable closure support for air bag inflator Jul. 1, 1997
5592962 Compressed gas release system Jan. 14, 1997
5495865 Temperature relief valve with thermal trigger Mar. 5, 1996
5155471 Low pressure burst disk sensor with weakened conductive strips Oct. 13, 1992
4978947 Rupturable fluid flow indicator Dec. 18, 1990
4951697 Rupture disk failure indicating apparatus Aug. 28, 1990
4777974 Staged pressure relief assembly Oct. 18, 1988
4609005 Tubing isolation disc valve Sep. 2, 1986
4512491 Dual range rupture disc assembly Apr. 23, 1985
4508133 Protective cover retainer Apr. 2, 1985
4476991 Pressurizable container having a safety device for releasing excessive container pressure Oct. 16, 1984
4434905 Rupturable low pressure relief apparatus Mar. 6, 1984
4396129 Device for emergently relieving pressure Aug. 2, 1983
4263929 Electropneumatic pressure relief indicator Apr. 28, 1981
4195745 Thermally sensitive pressure release assembly for sealed pressurized vessel Apr. 1, 1980
4126151 Impact sensitive safety-relief system for tank cars Nov. 21, 1978
4085764 Apparatus for protecting a gas pressure system from over pressure Apr. 25, 1978
4059157 Well control valve apparatus Nov. 22, 1977
3955833 Method and apparatus for sterile handling of fluids May. 11, 1976











 
 
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