US PATENT SUBCLASS 297 / 320
.~.~.~ Back supports rear of bottom

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}
320.~.~.~ Back supports rear of bottom {1}
321  DF  .~.~.~.~> Front of bottom carried by link

DEFINITION

Classification: 297/320

(under subclass 316) Device wherein the rear portion of the bottom is carried by the back.

SEE OR SEARCH THIS CLASS, SUBCLASS:

308, for a resiliently supported back which is connected to the bottom and which moves downwardly as the bottom yields.

309, for a bottom which resiliently supports the back for relative vertical movement of the back.