| 摘要 |
PURPOSE: A bathroom ventilating device using timer is provided to shut down a ventilator automatically by comprising a timer in an electric circuit between a switch and a ventilator. CONSTITUTION: A bathroom ventilating device using timer comprises a power switch(10) and a ventilator(20). The ventilator deodorizes a bath room by being controlled through the power switch. A timer(30) is installed in an electric circuit for the bathroom ventilating device. The timer shuts down the ventilator automatically at determined time without additional operation for power switch.
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