SUBSTRATE UNIT DEVICE AND LUMINAIRE

摘要

PROBLEM TO BE SOLVED: To prevent a circuit board from falling from a substrate holder.SOLUTION: A substrate unit device includes: a lighting circuit board 331; a substrate holder 333 which holds the lighting circuit board 331; and a device case 35 which houses the lighting circuit board 331 and the substrate holder 333. The device case 35 includes a falling prevention rib 571 for holding positions of the lighting circuit board 331 and the substrate holder 333. The falling prevention rib 571 has a falling prevention part 572 and a holder pressing part 573 which are formed protruding from an inner wall of the device case 35 toward the lighting circuit board 331 and the substrate holder 333.SELECTED DRAWING: Figure 35