US PATENT SUBCLASS 409 / 156
.~.~ With means to change rate of infeed

Current as of: June, 1999
Click HD for Main Headings
Click for All Classes

Internet Version by PATENTEC © 1999      Terms of Use


409 /   HD   GEAR CUTTING, MILLING, OR PLANING

64  DF  MILLING {29}
145  DF  .~ Including means to infeed work to cutter {10}
156.~.~ With means to change rate of infeed

DEFINITION

Classification: 409/156

With means to change rate of infeed:

(under subclass 145) Apparatus with specific provision to alter the speed of relative approach of the workpiece and the cutting tool during the shaping stroke.