US PATENT SUBCLASS 285 / 410
.~.~.~ Screw

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

405  DF  FLANGE {3}
406  DF  .~ Clamped {3}
407  DF  .~.~ Band type {3}
410.~.~.~ Screw {1}
411  DF  .~.~.~.~> Segmented ring

DEFINITION

Classification: 285/410

(under subclass 407) Devices in which a bolt or screw is utilized to apply tightening force to the clamping band.

SEE OR SEARCH THIS CLASS, SUBCLASS:

366, for a packed joint of this type.