US PATENT SUBCLASS 269 / 175
.~.~.~.~.~ Including weight biased lever

Current as of: June, 1999
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269 /   HD   WORK HOLDERS

86  DF  RELATIVELY MOVABLE JAWS {25}
165  DF  .~ Means for direct manual adjustment of jaw(s) {5}
172  DF  .~.~ With relative axial shift of screw-nut actuating means {4}
173  DF  .~.~.~ Split nut type {2}
174  DF  .~.~.~.~ With separate means for lateral motion of segments {3}
175.~.~.~.~.~ Including weight biased lever

DEFINITION

Classification: 269/175

(under subclass 174) Device including a gravity urged member other than the jaw itself to maintain the segments in a desired position.