US PATENT SUBCLASS 220 / 203.08
.~.~.~ Rupturable

Current as of: June, 1999
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220 /   HD   RECEPTACLES

200  DF  CLOSURES {45}
202  DF  .~ With condition responsive vent or valve {1}
203.01  DF  .~.~ Responsive to pressure {10}
203.08.~.~.~ Rupturable

DEFINITION

Classification: 220/203.08

Rupturable:

(under subclass 203.01) Device wherein the vent or valve is designed to tear or burst when exposed to excessive pressure.

SEE OR SEARCH THIS CLASS, SUBCLASS:

89.2, for a rupturable pressure relief means contained in an attachment for a receptacle.

SEE OR SEARCH CLASS

137, Fluid Handling,

68.19+, for a fluid handling system having both a frangible fluid flow control element and a pressure responsive valve.