| 摘要 |
PROBLEM TO BE SOLVED: To provide an LED bulb which radiates heat generated by an LED light emitting part to the exterior more efficiently.SOLUTION: An LED bulb includes: an LED light emitting part 200; a support member which supports the LED light emitting part 200; and a power source unit 500 which supplies electric power to the LED light emitting part 200. The support member includes: a housing 400 which encloses the power source unit 500; and a heat radiation base 300 disposed between the power source unit 500 and the LED light emitting part 200. A groove is formed at the heat radiation base 300, and the housing 400 includes a protruding part which is fitted into the groove and contacts with an inner surface of the groove. |
