JPS5044479A - |
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| 申请号 | JP9457773 | 申请日 | 1973-08-23 | 公开(公告)号 | JPS5044479A | 公开(公告)日 | 1975-04-21 |
| 申请人 | 发明人 | ||||||
| 摘要 | A push-button switch having a plurality of depressable push buttons includes a resilient metal plate provided beneath each push button which is bent in a snapping manner thereby depressing a movable contact provided on a first printed circuit sheet toward a contact assembly provided on a second printed circuit sheet. Upon closure of the movable contact and the contact assembly, another movable contact provided on the rear side of the second printed circuit sheet is depressed toward another contact assembly provided on a printed circuit base board thereby closing the contact assembly. | ||||||
| 权利要求 | |||||||
| 说明书全文 | |||||||
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