| 摘要 |
PURPOSE:To provide the function as a 24-hour time switch to a timepiece of 1-cycle 12-hours by changing load according to the set time of the timepiece only within the operating time of a photosensitive switch. CONSTITUTION:A switching element 14 is operated by the output of a T-FF6, and electric current is flowed to a relay 15, by which loads 17 and 18 are changed over. The potential is applied to the relay 15 and the loads 17 and 18 only during the time when a photosensitive switch 13 is in operation, in this case. |
