Patent ID: 8523411
Filing Date: 2013-09-03
Classification: F21K,F21V,F21Y,H05K

Abstract:
1. A light source device comprising: a light emitting module having a light emitting element and a substrate on which the light emitting element is mounted; a mount on which the light emitting module is mounted; a lighting unit for lighting the light emitting module; a case housing therein the lighting unit and being disposed opposite the light emitting module with respect to the mount, and a heat sink facing the mount, wherein the heat sink has a tubular shape with an opening at one end and an end wall at another end, and is fit around the case such that the end wall is positioned between the mount and the case, and the lighting unit has a pair of pin terminals, each of the end wall of the heat sink, the mount, and the substrate has a pair of through-holes, and a pair of feed terminals are disposed at positions of the substrate corresponding to the through-holes, the pair of pin terminals being electrically connected to the pair of feed terminals by penetrating through the through-holes of the heat sink, the mount, and the substrate, and the case, the heat sink, the mount and the substrate are integrally fixed to each other by a screw.