SUPPORT ASSEMBLY AND KEYBOARD APPARATUS |
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| 申请号 | US15952826 | 申请日 | 2018-04-13 | 公开(公告)号 | US20180233114A1 | 公开(公告)日 | 2018-08-16 |
| 申请人 | YAMAHA CORPORATION; | 发明人 | Akito OHBA; Shunsuke ICHIKI; | ||||
| 摘要 | A support assembly according to one embodiment of the present invention is provided, the support assembly including a jack rotatably supported by a support; a repetition lever rotatably supported with respect to the support; a protrusion disposed at an intersecting portion of the jack and the repetition lever; and a protrusion receiving portion for receiving the protrusion; wherein the protrusion receiving portion defines a movable range of the protrusion and limits a rotation range of the jack. | ||||||
| 权利要求 | |||||||
| 说明书全文 | |||||||
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