| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide an illuminating device excellent in durability, with power consumption reduced, and capable of displaying emergency guide. <P>SOLUTION: The illuminating device of a bus 10 is provided with an illuminating lamp 6 with a plurality of white LEDs 11 and a plurality of red LEDs 12 for displaying an arrow 12 to show a direction of an emergency exit arranged in alignment on the same substrate, an on-off switch 7 switched when a door of the emergency exit is open, an illuminating switch 8 for lighting the plurality of white LEDs for room lighting, and a control circuit 20 for displaying an arrow 12 showing the emergency exit by making the plurality of red LEDs 12 blink when the on-off switch is switched. <P>COPYRIGHT: (C)2010,JPO&INPIT |
