US PATENT SUBCLASS 83 / 633
.~.~.~ 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}
613  DF  .~ With simple rectilinear reciprocating motion only {13}
627  DF  .~.~ Tool driver movable relative to tool support {7}
633.~.~.~ Fixed axis lever {1}
634  DF  .~.~.~.~> Adjustable mechanical advantage

DEFINITION

Classification: 83/633

(under subclass 627) Apparatus wherein the tool or tool holder actuating member oscillates about a center, which center is always in a fixed position with respect to any point on the straight line path of tool movement.

SEE OR SEARCH THIS CLASS, SUBCLASS:

605+, for fixed axis lever driver for an oscillating tool.