| 摘要 |
PROBLEM TO BE SOLVED: To provide a chair comprising a resin backrest having multiple holes formed thereon which can improve design freedom to give elastic deformation.SOLUTION: A chair C comprises a resin backrest 3 having multiple long holes y1. The long hole y1 comprises a wide part y11 having equal width part y111 extending to a longer direction, and a narrow part y12 formed continuously to the wide part y11 and substantially equal in width and extending to the longer direction. |
