| 摘要 |
A mechanism for a reclining type chair which has means to enable the chair seat to pivot on the chair frame. The mechanism includes a spring assistance which is adjustable in tension by a lever accessible at the side of the chair. Locking means are provided to lock the seat in any desired reclined position and the locking means can be released to allow the seat to spring back to an upright position only when the seat is subjected to more than a predetermined minimum weight. |
