US PATENT SUBCLASS 451 / 274
.~.~.~.~.~ Work rotating

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}
272  DF  .~.~.~ Reciprocating work holder {2}
273  DF  .~.~.~.~ Rectilinear {1}
274.~.~.~.~.~ Work rotating {1}
275  DF  .~.~.~.~.~.~> Gear generating

DEFINITION

Classification: 451/274

Work rotating:

(under subclass 273) Abrading machine in which the work is rotated during reciprocation of the work holder.

SEE OR SEARCH THIS CLASS, SUBCLASS:

218+, 227+, 306, and 394, for other combined work rotating and reciprocating.