| 摘要 |
<p>PURPOSE:To surely prevent forgetting to turn off a lighting device by cutting off a switching means for opening and closing a power source line of the lighting device on car in case where it is detected that the vehicle doors are closed and no people are present in the vehicle. CONSTITUTION:In a vehicle provided with a room light LM1, a head light LM2, a tail light LM3 and a parking light LM4, CPU1 to which a riding person detecting unit 2, a timer 3, a decoder 4 and a relay driver Drv are connected respectively is provided. The riding person detecting unit 2 is constituted by each of riding person detecting unit 2a to 2d for detecting a riding person on each seat front and rear, right and left respectively. Also, each of door switches SWD1 to SWD4 for detecting opening and closing of each door front and rear, right and left is connected to the decoder 4. And when it is judged that every door is closed and no riding person is present on either seat, it is controlled that the relay driver Drv is driven and relay contacts rl1 to 4 are opened.</p> |
