US PATENT SUBCLASS 72 / 105
.~.~.~ And cooperating, complementary 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}
80  DF  .~ During rotation of work {12}
102  DF  .~.~ Using non-cylindrical rotating tool {5}
105.~.~.~ And cooperating, complementary tool {1}
106  DF  .~.~.~.~> And circumferentially spaced, work-engaging elements

DEFINITION

Classification: 72/105

And cooperating, complementary tool:

(under subclass 102) Subject matter including a second tool having surface portions that interfit with, or tend to interfit with, surface portions of the noncylindrical rotating tool, and wherein the tools coact on the same work.