US PATENT SUBCLASS 297 / 335
.~.~.~ About stationary horizontal 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.~.~.~ About stationary horizontal pivot {1}
336  DF  .~.~.~.~> Disengages holding abutment rearwardly of pivot

DEFINITION

Classification: 297/335

(under subclass 331) Device wherein the bottom tilts about an axis which is immovable and parallel to a horizontal plane.

SEE OR SEARCH CLASS

248, Supports,

596+, for a support surface which is resiliently biased to tilt about a stationary horizontal pivot.