US PATENT SUBCLASS 137 / 68.23
.~.~.~ Direct pressure causes disc to burst

Current as of: June, 1999
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137 /   HD   FLUID HANDLING

67  DF  DESTRUCTIBLE OR DEFORMABLE ELEMENT CONTROLLED {2}
68.11  DF  .~ Destructible element {9}
68.19  DF  .~.~ Rupture disc {6}
68.23.~.~.~ Direct pressure causes disc to burst {2}
68.24  DF  .~.~.~.~> Two-way rupture disc
68.25  DF  .~.~.~.~> Dome shape {1}

DEFINITION

Classification: 137/68.23

Direct pressure causes disc to burst:

(under subclass 68.19) Subject matter wherein the destructible element is destroyed by excessive pressure exerted by the fluid flow.