US PATENT SUBCLASS 297 / 326
.~.~.~ 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}
325  DF  .~.~ Bottom and back tiltable as unit {2}
326.~.~.~ About stationary horizontal pivot {1}
327  DF  .~.~.~.~> To plural use positions {1}

DEFINITION

Classification: 297/326

(under subclass 325) Device wherein the unit swings about an axis which is immovable and parallel to the horizon.

SEE OR SEARCH THIS CLASS, SUBCLASS:

302.1, for a resiliently supported bottom-and-back unit which tilts as a unit.

331+, for a bottom which tilts about a horizontal pivot to an inoperative position.

SEE OR SEARCH CLASS

248, Supports,

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