US PATENT SUBCLASS 285 / 362
.~.~.~ With manipulating ring

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

335  DF  PACKED {20}
358  DF  .~ Cam {2}
360  DF  .~.~ Lugged pipe, rotary engagement {2}
362.~.~.~ With manipulating ring

DEFINITION

Classification: 285/362

(under subclass 360) Subject matter wherein one of the members has a rotatable ring mounted thereon, the ring carrying the projection or recess, whereby the coupling is effected by rotation of the ring.

SEE OR SEARCH THIS CLASS, SUBCLASS:

377, for similar structure except for cam means.