Resources Contact Us Home
Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Browse by Category: Main > Engineering
Class Information
Number: 137/68.29
Name: Fluid handling > Destructible or deformable element controlled > Destructible element > Rupture disc > Knife or cutter causes disc to break
Description: Subject matter penetrated by a piercing device to enable the disc to more easily break when the internal pressure in the system becomes excessive.










Sub-classes under this class:

Class Number Class Name Patents
137/68.3 Movable knife or cutter 71


Patents under this class:
1 2

Patent Number Title Of Patent Date Issued
8602072 Device for facilitating transfer of a substance Dec. 10, 2013
8550108 Gas pressure control valve Oct. 8, 2013
8517042 Rupture disk Aug. 27, 2013
8251083 Systems for preventing overinflation of inner tubes and children's ride-on vehicles including the same Aug. 28, 2012
8056756 Communication member and medical container using the same Nov. 15, 2011
7918240 Systems for preventing overinflation of inner tubes Apr. 5, 2011
7748398 Pressure relief valve for a container Jul. 6, 2010
7533727 Oil well completion tool having severable tubing string barrier disc May. 19, 2009
7308903 Pressure relief device Dec. 18, 2007
7048898 Apparatus for preparing a fluid for a medical procedure May. 23, 2006
7011104 Pressure relief device Mar. 14, 2006
6446654 Pressure relief device for a sealed system Sep. 10, 2002
6349737 Bursting disc assembly retaining ring with a clover leaf cutting pattern and projection Feb. 26, 2002
6321771 Pressure relief device for a sealed system Nov. 27, 2001
6220269 Bursting disc assembly retaining ring with a clover leaf cutting pattern and projection Apr. 24, 2001
6192914 Rupture disk safety member Feb. 27, 2001
5378864 Non-resettable, pressure-actuated switch Jan. 3, 1995
5348038 Foam inlet device for liquid tanks Sep. 20, 1994
5337775 Dispensing taps Aug. 16, 1994
5337776 Pipeline Aug. 16, 1994
5320126 Pressure relieving device Jun. 14, 1994
5284177 Non-reclosing pressure relief device for vacuum systems Feb. 8, 1994
RE34308 Rupture disc alarm system Jul. 13, 1993
5161738 Pressure and temperature relief valve with thermal trigger Nov. 10, 1992
5082133 Low pressure rupture disk and assembly Jan. 21, 1992
4759460 Rupture disc system Jul. 26, 1988
4691729 Reverse-buckling rupture disk with replaceable disk and blade Sep. 8, 1987
4682619 Reverse-buckling rupture disk Jul. 28, 1987
4657157 Pressure relief method and rupture disk assembly Apr. 14, 1987
4580691 High flow pressure relief assembly Apr. 8, 1986
4479587 Two-way rupturable pressure relief apparatus Oct. 30, 1984
4463865 Knife blade apparatus for severing rupture disks Aug. 7, 1984
4436218 Reverse buckling bursting disc Mar. 13, 1984
4434905 Rupturable low pressure relief apparatus Mar. 6, 1984
4431018 Reverse buckling rupture disk apparatus and manufacturing methods Feb. 14, 1984
4397442 In-line sleeve valve Aug. 9, 1983
4394926 Reverse buckling rupture disk apparatus Jul. 26, 1983
4364487 Safety device against overpressures Dec. 21, 1982
4363418 Knife blade apparatus for severing rupture disks Dec. 14, 1982
4345611 Safety valve means for battery Aug. 24, 1982
4342988 Rupture disc alarm system Aug. 3, 1982
4301938 Safety pressure relief device Nov. 24, 1981
4278181 Safety pressure relief device Jul. 14, 1981
4269214 Safety pressure relief device May. 26, 1981
4211334 Safety pressure relief apparatus Jul. 8, 1980
4210614 Passive containment system Jul. 1, 1980
4183370 Pressure relief valve Jan. 15, 1980
4158422 Safety pressure relief apparatus Jun. 19, 1979
4119112 Pressure relief valve Oct. 10, 1978
4119236 Low pressure rupture device Oct. 10, 1978

1 2










 
 
  Recently Added Patents
Shoe
Computer system for routing package deliveries
Lid for a container
Transmitting apparatus and retransmitting method
Glove
Process for preparing higher hydridosilanes
Discharge circuit and method
  Randomly Featured Patents
Vacuum laser irradiating apparatus
Multifunctional chain shuttling agents
Memory apparatus including programmable non-volatile multi-bit memory cell, and apparatus and method for demarcating memory states of the cell
Stress rings for inflatable packers
Method and apparatus for varying the sample rate of a fast battery charger
CMOS device on ultrathin SOI with a deposited raised source/drain, and a method of manufacture
Curriculum planning and publishing method
Silver halide emulsion
Membrane plate for plate filter presses
Dialysis apparatus for independently controlling the concentration of at least two ionic substances inside a patient's body