US PATENT SUBCLASS 451 / 251
.~.~.~.~.~ Abrading eccentric shape

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}
242  DF  .~.~.~ Work rotating {5}
246  DF  .~.~.~.~ Rotary work holder {9}
251.~.~.~.~.~ Abrading eccentric shape

DEFINITION

Classification: 451/251

Abrading eccentric shape:

(under subclass 246) Abrading machine having means to infeed either the workpiece or the grinding tool as the workpiece is rotated in order to grind a lobed surface.