US PATENT SUBCLASS 285 / 342
.~.~ Pushed

Current as of: June, 1999
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285 /   HD   PIPE JOINTS OR COUPLINGS

335  DF  PACKED {20}
339  DF  .~ Wedge {4}
342.~.~ Pushed

DEFINITION

Classification: 285/342

(under subclass 339) Subject matter wherein the wedge means is pushed by an external pressure means into mating engagement with a cooperating wedge surface.

SEE OR SEARCH THIS CLASS, SUBCLASS:

341, for double wedge surfaces.