US PATENT SUBCLASS 83 / 342
.~.~.~.~ With helical cutter blade

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

Internet Version by PATENTEC © 1999      Terms of Use


83 /   HD   CUTTING

284  DF  CUTTING MOTION OF TOOL HAS COMPONENT IN DIRECTION OF MOVING WORK {17}
321  DF  .~ Orbital motion of cutting blade {7}
331  DF  .~.~ Rotary tool {10}
341  DF  .~.~.~ With means to cause progressive transverse cutting {1}
342.~.~.~.~ With helical cutter blade

DEFINITION

Classification: 83/342

(under subclass 341) Device in which the cutter is mounted spirally around its axis of revolution.

SEE OR SEARCH THIS CLASS, SUBCLASS:

340, for a helically bladed tool whose axis extends in the direction of work-feed.

672, for a rotatable helical tool, per se.