| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide an inexpensive lighting device capable of easily mounting and fixing to a heat sink an insulating board loaded with light-emitting elements. <P>SOLUTION: The lighting device 10 is provided with an insulating board 50 loaded with light-emitting elements 60, a heat sink 11 having a base part 13 with the insulating board 60 mounted and fixed, engagement members 13a to 13d integrally formed with the base part 13, a holder 40 to which the insulation board 50 is held and fixed, and engagement spring materials 41a to 41d with base ends insert-molded with the holder 40 and tip ends protruded from end faces of the holder 40. With the lighting device 10, the holder 40 is fitted to the base part 13, the tip ends of the engagement spring materials 41a to 41d are made engaged with the engagement members 13a to 13d, and the holder 40 is biased toward the base part 13 with biasing force added to the engagement members 13a to 13d by elastic force of the engagement spring materials 41a to 41d to mount and fix the holder 40 to the base part 13. <P>COPYRIGHT: (C)2013,JPO&INPIT |
