US PATENT SUBCLASS 72 / 119
.~.~.~ Including plural tools rotating on angularly related axes

Current as of: June, 1999
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72 /   HD   METAL DEFORMING

67  DF  BY USE OF TOOL ACTING DURING RELATIVE ROTATION BETWEEN TOOL AND WORK ABOUT INTERNAL CENTER (E.G., GYRATING OR ROTATING TOOL) {10}
112  DF  .~ Tool orbiting or rotating about an axis {8}
118  DF  .~.~ Including tool surfaces spaced along orbital axis {1}
119.~.~.~ Including plural tools rotating on angularly related axes

DEFINITION

Classification: 72/119

Including plural tools rotating on angularly related axes:

(under subclass 118) Subject matter including a plurality of rotating tools turning about separate nonparallel axes.