发明授权
- 专利标题: Chronograph wristwatch
- 专利标题(中): 计时手表
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申请号: US404452申请日: 1973-10-09
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公开(公告)号: US3992871A公开(公告)日: 1976-11-23
- 发明人: Hitomi Numabe
- 申请人: Hitomi Numabe
- 申请人地址: JA Tokyo
- 专利权人: Kabushiki Kaisha Suwa Seikosha
- 当前专利权人: Kabushiki Kaisha Suwa Seikosha
- 当前专利权人地址: JA Tokyo
- 优先权: JA47-101231 19721009
- 主分类号: F24C15/00
- IPC分类号: F24C15/00 ; G04F10/00 ; G04F10/04 ; G04G5/04 ; G04G9/08 ; G04G99/00 ; G04C19/02 ; G04B19/30 ; G04B27/00
摘要:
An electronic timepiece having a single digital display and being suitable to operate as a standard timekeeping wristwatch or in the alternative as a chronograph. Separate divider circuits are provided for performing the timekeeping and chronograph functions. A single set of switches is provided for controlling the operation of either divider circuit, a single selector circuit selecting which function is to be displayed and which divider is to be controlled by the switches. Indication means are provided for indicating which function is being displayed.
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