US PATENT SUBCLASS 137 / 68.14
.~.~ Separable valve coupling or conduit

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}
68.14.~.~ Separable valve coupling or conduit {1}
68.15  DF  .~.~.~> Tensile or sheer pin or bolt

DEFINITION

Classification: 137/68.14

Separable valve coupling or conduit:

(under subclass 68.11) Subject matter where the destructible element is a fluid-conveying assembly such as a nipple, valve assembly, or hose that disconnects at a specific joint when

an excessive force is applied to it.