| 摘要 |
PROBLEM TO BE SOLVED: To provide a legless chair configured in such a manner that a sacral bottoming phenomenon does not occur even when a back part cushion is tilted backward during the reclining of the legless chair, belly muscle exercise, etc., there is little resistance of a bent part when it is bent, and breakage of the bent part does not occur.SOLUTION: A reclinable legless chair in which a seat part frame 2 is hinged to a back part frame 3 includes: a seat part cushion 5 supported by the seat part frame 2; a back part cushion 6 supported by the back part frame 3; and a sacral part cushion 7 disposed in a part corresponding to the sacral position between the seat part cushion 5 and the back part cushion 6. |
