US PATENT SUBCLASS 81 / 146
.~.~.~ Spring-seated jaw frame

Current as of: June, 1999
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81 /   HD   TOOLS

52  DF  WRENCH, SCREWDRIVER, OR DRIVER THEREFOR {27}
129  DF  .~ Slidable jaw adjustments {3}
129.5  DF  .~.~ Rack {8}
146.~.~.~ Spring-seated jaw frame {1}
147  DF  .~.~.~.~> Integral frame and teeth

DEFINITION

Classification: 81/146

A spring presses the teeth of a jaw carrying frame into engagement with teeth on the shank of the other jaw.

(1) Note. This subclass includes only those jaw-frames whose teeth are not integral therewith.