US PATENT SUBCLASS 451 / 291
.~.~.~.~.~ Planetary

Current as of: June, 1999
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451 /   HD   ABRADING

64  DF  MACHINE {12}
177  DF  .~ Rotary tool {3}
259  DF  .~.~ Rotary disk {10}
283  DF  .~.~.~ Work rotating {2}
285  DF  .~.~.~.~ Rotary work holder {6}
291.~.~.~.~.~ Planetary

DEFINITION

Classification: 451/291

Planetary:

(under subclass 285) Abrading machine in which the work holder revolves about its own longitudinal axis and also rotates about a second generally parallel axis.

SEE OR SEARCH THIS CLASS, SUBCLASS:

135, 211, 271, 291, and 329, for other abrading involving planetary movement.