| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide a lighting device having an LED illuminating lamp equipped with higher safety without adding a special circuit means as a light source, and a lighting fixture equipped with the same. <P>SOLUTION: The lighting device is provided with an LED illuminating lamp lighting circuit OC equipped with a current control element such as a switching element Q2, serially connected between a power supply AC and an output terminal, and making an LED illuminating lamp of a load to be lit by a switching operation of the current control element, and an LED illuminating lamp LED having a serial circuit consisting of a plurality of LED light sources which are to be set as the certain number so as at least a part of the LED light sources are broken in an open mode when the current control element of the LED illuminating lamp lighting circuit is broken in a short-circuit mode, and connected with the output terminal of the LED illuminating lamp lighting circuit. <P>COPYRIGHT: (C)2010,JPO&INPIT</p> |
