| 发明名称 | Chair | ||
| 摘要 | A lumbar support on a chair comprises a lumbar support body in which a vertical width gradually becomes smaller from right and left ends to the middle; four mounting portions spaced apart from each other vertically on the lumbar support body and moving vertically along a guide on each of the pair of side frame rods and an operating member connected to each of the mounting portions on the lower edge. | ||
| 申请公布号 | US9155393(B2) | 申请公布日期 | 2015.10.13 |
| 申请号 | US201214355931 | 申请日期 | 2012.11.02 |
| 申请人 | Okamura Corporation | 发明人 | Hurford Alexander;Isogai Yoshinori |
| 分类号 | A47C3/025;A47C7/46;A47C1/032 | 主分类号 | A47C3/025 |
| 代理机构 | Skinner and Associates | 代理人 | Skinner and Associates ;Skinner Joel |
| 主权项 | 1. A chair in which a lumbar support is movable vertically along a pair of side frame rods of a back frame, the lumbar support comprising: a lumbar support body in which a lower edge gently projects upward so that a vertical width gradually becomes smaller from right and left ends to a middle; four mounting portions spaced apart from each other vertically on the lumbar support body and moving vertically along a guide on each of right and left side frame rods; an operating member connected to each of the right and left mounting portions on the lower edge of the lumbar support body; and wherein a vertical groove which is open forward is formed on a front surface of the side frame rod and a guide member for guiding the upper mounting portion is detachably attached in the vertical groove from front. | ||
| 地址 | JP | ||