| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To enable to realize two modes of a controlled lighting mode lighting brightly when a human existence is detected and controlling lighting with brightness restrained with a human in action when a human existence is not detected, and a sensor lighting mode putting off light after one goes to bed, as well as setting of a start-up mode and switching, as to lighting in places where no one is resident like a subordinate entrance, a hallway or the like. <P>SOLUTION: The lighting device is adapted to lighting at places such as a subordinate entrance and a hallway where no one is resident, by combining a means of bright lighting by a sensor timer and controlled lighting by a light-control timer with a configuration of a sensor lighting mode and a controlled lighting mode, and by making a start-up mode setting with a start-up mode setting switch and a manual switching with a wall-switch operation as well as an automatic switching from the controlled lighting mode to the sensor lighting mode. <P>COPYRIGHT: (C)2005,JPO&NCIPI</p> |
