US PATENT SUBCLASS 451 / 85
.~.~ Having tumbling barrel

Current as of: June, 1999
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451 /   HD   ABRADING

64  DF  MACHINE {12}
75  DF  .~ Sandblast {13}
85.~.~ Having tumbling barrel {1}
86  DF  .~.~.~> And centrifugal particle propulsion means

DEFINITION

Classification: 451/85

Having tumbling barrel:

(under subclass 75) Abrading machine provided with a cylindrical cage or rumble capable of rotating into which the workpiece is placed such that the workpiece is not securely held in the cage or rumble.

SEE OR SEARCH THIS CLASS, SUBCLASS:

326+, for an abrading tumbling device, generally.