| 摘要 |
PROBLEM TO BE SOLVED: To provide a bulb type luminaire reducing a risk of deforming a housing case.SOLUTION: A bulb type luminaire includes: a light-emitting body including a semiconductor light-emitting element; a power source board driving the light-emitting body; a cover member covering the light-emitting body; a case housing the power source board; and a heat radiator radiating heat occurring in the light-emitting body. The housing case includes an engagement rib on a lower outer periphery. The heat radiator includes a housing case engagement step for engaging the engagement rib to an inner peripheral lower part.SELECTED DRAWING: Figure 20 |
