US PATENT SUBCLASS 451 / 221
.~.~.~.~.~.~ Rotary work holder


Current as of: June, 1999
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451 /   HD   ABRADING

64  DF  MACHINE {12}
177  DF  .~ Rotary tool {3}
178  DF  .~.~ Rotary cylinder {11}
212  DF  .~.~.~ Reciprocating work holder {4}
213  DF  .~.~.~.~ Rectilinear {6}
218  DF  .~.~.~.~.~ Work rotating {4}
221.~.~.~.~.~.~ Rotary work holder


DEFINITION

Classification: 451/221

Rotary work holder:

(under subclass 218) Abrading machine including a rotary workpiece gripping means for rotating with the work during the abrading operation.

SEE OR SEARCH THIS CLASS, SUBCLASS:

82+, 106, 143+, 173, 210, 246+, 269, 285+, 307, 324, and

398+, for other rotary work holders used with an abrading machine.