Chairs and seats – Movable bottom – Movable independently of back
Patent
1997-12-24
2000-09-05
Barfield, Anthony D.
Chairs and seats
Movable bottom
Movable independently of back
297DIG3, 297DIG8, 297DIG10, 29734416, A47C 1022
Patent
active
061131881
ABSTRACT:
A portable device is provided for assisting persons with the acts of sitting down and rising from a seated position. The device comprises a base a seat, an inflatable air chamber and a battery powered air compressor. The air chamber, the compressor and the battery are self-contained within the base and seat, which fit together to form a case. The device further comprises three stabilizing scissor-braces which support and stabilize the side edges and the rear edge of the seat throughout its range of travel. The air chamber is preferably fashioned of non-stretch material. The device may also include a cable and spring mechanism to urge the seat into a closed position from a raised open position.
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Stewart Robert B.
Stewart Robert V.
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