US PATENT SUBCLASS 285 / 256
.~.~.~ Deformation

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

238  DF  NONMETAL TO METAL {1}
239  DF  .~ Internal member (e.g., sleeve or nipple) {2}
242  DF  .~.~ External clamp or holder {8}
256.~.~.~ Deformation {2}
257  DF  .~.~.~.~> Bendable spur fingers
258  DF  .~.~.~.~> Expanding internal member

DEFINITION

Classification: 285/256

(under subclass 242) Subject matter wherein the diameter of the external member is reduced as by metal working or deforming or the internal member is expanded, whereby the nonmetal member is held.

SEE OR SEARCH THIS CLASS, SUBCLASS:

382, for other deformed material joints.

SEE OR SEARCH CLASS

29, Metal Working,

505+, for a process of joining by deforming.