US PATENT SUBCLASS 73 / 46
.~.~ Between fitted parts (e.g., joints)

Current as of: June, 1999
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73 /   HD   MEASURING AND TESTING

37  DF  WITH FLUID PRESSURE {8}
40  DF  .~ Leakage {8}
46.~.~ Between fitted parts (e.g., joints) {2}
47  DF  .~.~.~> Piston, piston ring, or engine valve
48  DF  .~.~.~> Tire valve

DEFINITION

Classification: 73/46

(under subclass 40) Subject matter for testing or determining leakage between parts mechanically fitted together and capable of being separated without destruction (e.g., faucets, separable pipe joints having interfitted parts, etc.).

SEE OR SEARCH THIS CLASS, SUBCLASS:

37, and 40, for fluid pressure testing of rivets, welded seams, etc., for various purposes including leakage.

SEE OR SEARCH CLASS

277, Seal for a Joint or Juncture, for a generic sealing means or process,

320, for a seal combined with means to indicate fluid leakage.