US PATENT SUBCLASS 409 / 274
.~.~.~ With means to retract work from path of tool's idle return stroke


Current as of: June, 1999
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409 /   HD   GEAR CUTTING, MILLING, OR PLANING

243  DF  BROACHING {20}
269  DF  .~ With means to advance, infeed, or manipulate work {2}
270  DF  .~.~ Interrelated with cutter infeed {4}
274.~.~.~ With means to retract work from path of tool's idle return stroke


DEFINITION

Classification: 409/274

With means to retract work from path of tool's idle return stroke:

(under subclass 270) Apparatus wherein, prior to a return movement of the cutting tool, the means to convey work also operates to withdraw the work supporting structure from a tool engagement position.