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Class Information
Number: 137/68.25
Name: Fluid handling > Destructible or deformable element controlled > Destructible element > Rupture disc > Direct pressure causes disc to burst > Dome shape
Description: Subject matter that is specifically designed to be hemispherical to enable the disc to more easily rupture as pressure builds.
Sub-classes under this class:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7308903 |
Pressure relief device |
Dec. 18, 2007 |
| 7226078 |
Inflator projectile |
Jun. 5, 2007 |
| 7204265 |
Bursting insert |
Apr. 17, 2007 |
| 7156257 |
Compressed gas cylinder |
Jan. 2, 2007 |
| 7140380 |
Cell safety valve and cell having same |
Nov. 28, 2006 |
| 7032925 |
Rupturable plate for inflator |
Apr. 25, 2006 |
| 7011104 |
Pressure relief device |
Mar. 14, 2006 |
| 7000630 |
Flame front diverter element |
Feb. 21, 2006 |
| 6959828 |
Non-fragmenting pressure relief apparatus |
Nov. 1, 2005 |
| 6792964 |
Pressure relief device assemblies |
Sep. 21, 2004 |
| 6672389 |
Bulged single-hinged scored rupture having a non-circular varying depth score line |
Jan. 6, 2004 |
| 6571816 |
Cell safety valve and method for manufacturing the same |
Jun. 3, 2003 |
| 6446653 |
Rupture disk assembly |
Sep. 10, 2002 |
| 6378544 |
Pressure relief device and method of using the same |
Apr. 30, 2002 |
| 6116260 |
Liquid material supplying apparatus and liquid material supplying method |
Sep. 12, 2000 |
| 6063198 |
High pressure release device for semiconductor fabricating equipment |
May. 16, 2000 |
| 6006938 |
Enhanced reverse buckling rupture disc |
Dec. 28, 1999 |
| 5615912 |
Inflator for air bag |
Apr. 1, 1997 |
| 5551470 |
Thermally responsive pressure relief apparatus |
Sep. 3, 1996 |
| 5435333 |
Thermally responsive pressure relief apparatus |
Jul. 25, 1995 |
| 5076312 |
Pressure relief device |
Dec. 31, 1991 |
| 5069291 |
Method and apparatus for suppressing explosions and fires and preventing reignition thereof |
Dec. 3, 1991 |
| 5050630 |
Self-positioning rupture disk assembly |
Sep. 24, 1991 |
| 5022424 |
Tension loaded composite rupture disk |
Jun. 11, 1991 |
| 4842004 |
Quick-release assembly for rupture disc insert type holder and the like |
Jun. 27, 1989 |
| 4830052 |
Diaphragm safety device with upstream active bursting knife |
May. 16, 1989 |
| 4809729 |
Pressure-relief device |
Mar. 7, 1989 |
| 4777974 |
Staged pressure relief assembly |
Oct. 18, 1988 |
| 4751938 |
Apparatus for supporting structure between bolted flanges |
Jun. 21, 1988 |
| 4750510 |
Temperature responsive pressure relief apparatus and method |
Jun. 14, 1988 |
| 4691729 |
Reverse-buckling rupture disk with replaceable disk and blade |
Sep. 8, 1987 |
| 4580589 |
Safety device with bursting knife and diaphragm for limiting the pressure of a fluid |
Apr. 8, 1986 |
| 4579001 |
Pressure relief valve with pressure indicating means |
Apr. 1, 1986 |
| 4562741 |
Pressure relief valve with pressure indicating means |
Jan. 7, 1986 |
| 4553559 |
Rupturable pressure relief assembly |
Nov. 19, 1985 |
| 4549565 |
Reclosing rupture disk assembly |
Oct. 29, 1985 |
| 4513874 |
Pressure relief device for internally pressurized fluid container |
Apr. 30, 1985 |
| 4505289 |
Rupture disc apparatus |
Mar. 19, 1985 |
| 4408194 |
Capacitive pressure relief rupture disc monitor |
Oct. 4, 1983 |
| 4404982 |
Rupturable pressure relief apparatus |
Sep. 20, 1983 |
| 4403626 |
Valve assembly |
Sep. 13, 1983 |
| 4345611 |
Safety valve means for battery |
Aug. 24, 1982 |
| 4316051 |
Partition insulator having a predetermined rupture behavior |
Feb. 16, 1982 |
| 4301938 |
Safety pressure relief device |
Nov. 24, 1981 |
| 4232698 |
Pressure relief valve with pressure indicating means |
Nov. 11, 1980 |
| 4126151 |
Impact sensitive safety-relief system for tank cars |
Nov. 21, 1978 |
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