Elevation chair

摘要

An elevation chair having a seat (4) which is elevated by a driving mechanism (M), provided with a seat frame (5) and a seat main body (7) attached to the frame (5) as to incline forward, the seat main body (7) has an oscillation mechanism (N) to automatically incline the seat main body (7) forward at a predetermined height, and an angle detecting means (L) to stop the driving mechanism (M) when the seat main body (7) reaches a predetermined inclination angle ( &thetas;). And, the elevation chair has an automatic braking mechanism (B) which releases wheels (2) when a footrest (3) attached to a position above a front wheel (2) is laid to be horizontal, and brakes the wheel (2) when the footrest (3) is standing.