US PATENT SUBCLASS 285 / 278
.~.~ With flange in socket

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

272  DF  SWIVEL {5}
275  DF  .~ Pipe in socket type {2}
278.~.~ With flange in socket {2}
279  DF  .~.~.~> Spring-pressed flange
280  DF  .~.~.~> Flange locked axially {1}

DEFINITION

Classification: 285/278

(under subclass 275) Devices in which the pipe section received has a flange thereon.

SEE OR SEARCH THIS CLASS, SUBCLASS:

98, for similar structure having a fluid pressure actuated seal.

354, for a packed screw-thimble type coupling including a flanged spigot. See the Search Notes thereunder.