US PATENT SUBCLASS 451 / 228
.~.~.~.~.~.~ Noncircular cross section


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}
226  DF  .~.~.~.~ Rocking {1}
227  DF  .~.~.~.~.~ Work rotating {1}
228.~.~.~.~.~.~ Noncircular cross section


DEFINITION

Classification: 451/228

Noncircular cross section:

(under subclass 227) Abrading machine in which the workpiece has a noncircular cross section, for example a cam or lobed surface.