US PATENT SUBCLASS 81 / 352
.~.~.~ With means for parallel movement of work-engaging surfaces

Current as of: June, 1999
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81 /   HD   TOOLS

300  DF  TOOL JAW(S) POSITIONED BY RELATIVELY MOVABLE PLURAL HANDLES (E.G., PLIERS) {15}
342  DF  .~ Jaw-actuating means (handle-manipulation conversion) {10}
347  DF  .~.~ With means to articulate and/or slide both jaws {2}
352.~.~.~ With means for parallel movement of work-engaging surfaces {2}
353  DF  .~.~.~.~> Longitudinal guide means
354  DF  .~.~.~.~> Lateral guide means

DEFINITION

Classification: 81/352

(under subclass 347) Tools including means to maintain the gripping faces of the jaws continuously normal to a line perpendicular to and intersecting the jaw faces during jaw actuation.

SEE OR SEARCH THIS CLASS, SUBCLASS:

355+, for tools in which one jaw is fixed to its handle and the other jaw is slidable with respect to said fixed jaw and handle.

373, for toggle linkage tools in which the jaw surfaces are continuously parallel to each other.