US PATENT SUBCLASS 285 / 148.5
.~.~ Intermediate joint with expansible spigots


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

144.1  DF  SERIAL,RELATIVELY MOVABLE PORTIONS {4}
148.1  DF  .~ Serial diverse single flow path or line {10}
148.5.~.~ Intermediate joint with expansible spigots


DEFINITION

Classification: 285/148.5

Intermediate joint with expansible spigots:

(under subclass 148.1) Subject matter comprising a fitting having expansible ends for insertion into and between pipe ends with means intermediate the ends of the fitting providing a readily separable coupling.

(1) Note.Means for forming a continuous line of pipe for feeding the pipe through apparatus in a continuous process (e.g., coating) are placed in this subclass.

SEE OR SEARCH THIS CLASS, SUBCLASS:

338, for a coupling comprising a spigot carried, expansible packing. See the Search Notes thereunder.