| 摘要 |
PROBLEM TO BE SOLVED: To provide a leg-less chair with a rise assisting function capable of preventing the pressure to be applied to a back of a user when reclining. SOLUTION: Rising pieces 25 and 25 are fixed to a right and a left parts in a rear part of a cushion frame 2 for a seat cushion. Arms 15 and 15 projected forward from a lower end of a back frame 1 of the seat back are fitted to the rising pieces 25 and 25 freely to be turned in the fore-and-aft direction.
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