| 摘要 |
PROBLEM TO BE SOLVED: To surely return a power source to any instantaneous interruption. SOLUTION: This power source returning device to use a replaceable battery as a main power source and to recover stopped operation when the operation of a main power source circuit to apply prescribed voltage to respective parts in equipment based on battery voltage is stopped due to instantaneous interruption of the battery voltage is provided with a clock, a backup power source for the clock and constituted so that a power on signal is repeatedly outputted to the main power source circuit by every prescribed time by the clock irrespective of an operating state of the main power source circuit. |
