US PATENT SUBCLASS 72 / 117
.~.~.~ Outwardly acting movable tool

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}
115  DF  .~.~ Comprising movable tool cooperating with fixed, work-spaced tool {2}
117.~.~.~ Outwardly acting movable tool

DEFINITION

Classification: 72/117

Outwardly acting movable tool:

(under subclass 115) Subject matter wherein the tool in motion is at least partially encompassed by the work so that the movable tool acts on work tending to force a portion of the work radially outwardly from the axis of tool rotation extending through the work.