US PATENT SUBCLASS 285 / 389
.~ Wedge

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

386  DF  SCREW THIMBLE {2}
389.~ Wedge

DEFINITION

Classification: 285/389

(under subclass 386) Subject matter including wedge means, generally ring type, forced between the members being joined by the screw thimble.

SEE OR SEARCH THIS CLASS, SUBCLASS:

339+, for a coupling comprising wedged packing.

385, for wedges in a screw thimble gland joint.