US PATENT SUBCLASS 409 / 92
.~.~.~ By use of pivotally supported tracer

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

64  DF  MILLING {29}
79  DF  .~ With regulation of operation by templet, card, or other replaceable information supply {7}
85  DF  .~.~ Reproducing means {6}
92.~.~.~ By use of pivotally supported tracer

DEFINITION

Classification: 409/92

By use of pivotally supported tracer:

(under subclass 85) Apparatus including a follower adapted to move over the surface of the pattern member and including means to support the follower to swing about a fixed point during operation thereof.