US PATENT SUBCLASS 297 / 317
.~.~.~ Bottom slides forwardly while tilting

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

311  DF  MOVABLE BOTTOM {5}
313  DF  .~ Tiltable {5}
316  DF  .~.~ Interconnected with back for relative concurrent movement {6}
317.~.~.~ Bottom slides forwardly while tilting {1}
318  DF  .~.~.~.~> On roller

DEFINITION

Classification: 297/317

(under subclass 316) Device provided with pin and slot, guideways, or equivalent bearing means which permits the bottom to glide to an inclined position advanced of its initial position.

SEE OR SEARCH THIS CLASS, SUBCLASS:

314+, for a nontilting bottom which moves forwardly as the back tilts.

322, for interconnected bottom and back in which the bottom tilts with concurrent horizontal movement without sliding.

SEE OR SEARCH CLASS

248, Supports,

393+, for a support surface which tilts with incremental horizontal adjustment.