US PATENT SUBCLASS 297 / 199
.~ Pneumatic cushion

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

195.1  DF  STRADDLE SEAT (E.G., SADDLE TYPE, ETC.) {16}
199.~ Pneumatic cushion {1}
200  DF  .~.~> Plural independent compartments

DEFINITION

Classification: 297/199

(under subclass 195.1) Device wherein the seat includes or is supported by a compressible fluid, e.g., air constituting an elastic element.

SEE OR SEARCH CLASS

267, Spring Devices,

117, for a pneumatic cushion, per se.