Folding chair having a seat adjustable in height

Chairs and seats – Movable bottom – Movable independently of back

Patent

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Details

297 161, 297 162, 297 19, 297 58, A47C 320

Patent

active

058684697

ABSTRACT:
A folding chair is composed of a support frame, two seat support arms fastened with the support frame by retaining pieces capable of sliding along the support frame, and a seat mounted on the two seat support arms. The seat can be adjusted in height by sliding the two seat support arms upward or downward along the support frame. The seat is located at a desired height by a counterclockwise moment of couple brought about by the seat support arms and the retaining pieces at the time when the seat support arms are exerted on by the body weight of a person seated on the seat.

REFERENCES:
patent: 4793654 (1988-12-01), Takafuji
patent: 5511855 (1996-04-01), Miles
patent: 5609390 (1997-03-01), Takafuji

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