US PATENT SUBCLASS 409 / 328
.~.~.~.~ With work support and lead screw to reposition work support


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

288  DF  PLANING {14}
317  DF  .~ With means to relatively infeed cutter and work {6}
326  DF  .~.~ Reciprocating cutter infeed means {3}
327  DF  .~.~.~ Reciprocating cutter horizontally {5}
328.~.~.~.~ With work support and lead screw to reposition work support


DEFINITION

Classification: 409/328

With work support and lead screw to reposition work support:

(under subclass 327) Apparatus with means to hold the workpiece against the force of gravity and against the force of the cutting tool and including a helically-spiralled

member adapted to interfit with the holding means to cause displacement thereof upon rotation of the helically-spiralled member.