| 摘要 |
<p>PROBLEM TO BE SOLVED: To provide a remotely controllable lighting device serving also as a safety imp which can be easily set up. SOLUTION: In a lighting equipment 11, a chargeable battery 25, charger circuit 22 charging the battery 25, lighting circuit 24 and a power source 21 supplying power to the charger circuit 22 and the lighting circuit 24 are provided. Power feed wiring to the power source 21 from an external power source 17 is formed as two lines 18, 19 of minimum limit, to one of this wiring, a remote control device 13 is connected in series, a transmission signal from the remote control device 13 is received by a receiver device 23, on/off lighting of a lamp is controlled by on/off operating a switch S1. Simultaneously, a switch S3 at power interruption time of the external power source 17 is turned on by a power interruption detection circuit 44, power is supplied to the lighting circuit 24 from the battery 25, so as to make the lamp 12 function as a safety lamp.</p> |
