US PATENT SUBCLASS 83 / 605
.~.~.~ Fixed axis lever

Current as of: June, 1999
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83 /   HD   CUTTING

523  DF  MEANS TO DRIVE OR TO GUIDE TOOL {35}
597  DF  .~ With simple oscillating motion only {5}
601  DF  .~.~ Tool driver movable relative to tool support {4}
605.~.~.~ Fixed axis lever {1}
606  DF  .~.~.~.~> Adjustable mechanical advantage

DEFINITION

Classification: 83/605

(under subclass 601) Apparatus wherein the tool or tool holder is actuated by one or more members at least one of which oscillates about a center, which center is always in a fixed position with respect to the axis of the tool or tool holder.

SEE OR SEARCH THIS CLASS, SUBCLASS:

633, for fixed axis lever drive for rectilinearly reciprocating cutter.