US PATENT SUBCLASS 285 / 121.7
.~.~.~ Ball and socket type

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

120.1  DF  HAVING PLURAL INDEPENDENT PATHS {4}
121.1  DF  .~ Allowing relative motion of pipes {3}
121.6  DF  .~.~ Swiveling {1}
121.7.~.~.~ Ball and socket type

DEFINITION

Classification: 285/121.7

Ball and socket type:

(under subclass 121.6) Subject matter comprising a joint having a spherical component and a hollow fitting for receiving the spherical component.