US PATENT SUBCLASS 451 / 473
.~.~.~.~.~ To actuate pivotally mounted tools

Current as of: June, 1999
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451 /   HD   ABRADING

463  DF  CARRIER FOR RELATIVELY MOVABLE SIMULTANEOUSLY USABLE TOOLS {2}
464  DF  .~ For radially movable tools {7}
470  DF  .~.~ Including conoid or wedge tool moving member {2}
471  DF  .~.~.~ With threaded operator {2}
472  DF  .~.~.~.~ To move conoid member {4}
473.~.~.~.~.~ To actuate pivotally mounted tools

DEFINITION

Classification: 451/473

To actuate pivotally mounted tools:

(under subclass 472) Carrier wherein the tools are so secured to the carrier that when urged by the cone means they may arcuately swing away from the axis of the carrier and into engagement with the work.