US PATENT SUBCLASS 297 / 336
.~.~.~.~ Disengages holding abutment rearwardly of pivot

Current as of: June, 1999
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297 /   HD   CHAIRS AND SEATS

311  DF  MOVABLE BOTTOM {5}
313  DF  .~ Tiltable {5}
331  DF  .~.~ Movable to inoperative position {3}
335  DF  .~.~.~ About stationary horizontal pivot {1}
336.~.~.~.~ Disengages holding abutment rearwardly of pivot

DEFINITION

Classification: 297/336

(under subclass 335) Device wherein a portion of the bottom extends rearwardly of the pivot and presses against a stop member to retain the bottom in its use position, and separates from the stop upon tilting of the bottom.