发明名称 |
Digital timer and time indicator drums therefor |
摘要 |
A digital timer having a selector to set a selected period of time that the timer is to be operated by the drive motor for only that set period of time, the timer comprising a pair of indicator drums rotatably mounted to the timer frame by a shaft. The drums have a pinion gear disposed therebetween and operatively associated therewith so that one of the drums will cause incremental movement of the other drum in a timed relation to incremental movement of that one drum caused by a drive connection of that one drum to the timer motor.
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申请公布号 |
US4037398(A) |
申请公布日期 |
1977.07.26 |
申请号 |
US19750580598 |
申请日期 |
1975.05.27 |
申请人 |
ROBERTSHAW CONTROLS COMPANY |
发明人 |
FLUMM, PAUL T.;HARRIS, VERNON B. |
分类号 |
G04C23/16;G04F7/08;(IPC1-7):G04F3/02;G04F3/04;G04C23/12 |
主分类号 |
G04C23/16 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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