Patent ID: 8979352
Filing Date: 2015-03-17
Classification: G02B,G02F

Abstract:
1. An illumination device, comprising: light source substrates; light sources disposed on a surface of each of the light source substrates; a light guide plate having light-receiving surfaces on side faces thereof, the light guide plate being disposed such that the light sources and the light-receiving surfaces face each other; a storage member having a bottom plate and a plurality of side walls rising upwardly from the bottom plate, the storage member being open on a top side opposite to the bottom plate and storing at least the light source substrates and the light guide plate; and a plurality of spacer members that are made of an elastic material and that respectively set gaps between the plurality of side walls of the storage member and the light guide plate, wherein each of the light source substrates is disposed on each inner surface of the plurality of side walls, wherein the spacer members are disposed at corners of the side walls that are adjacent to each other, wherein projections protruding towards the light guide plate and in contact with said light guide plate are disposed on portions of the spacer members facing the light guide plate, wherein the spacer members have extensions that extend along plate surfaces of the light source substrates, and wherein a portion of each of the extensions is in contact with the surface of each of the light source substrates on which the light sources are disposed, thereby supporting each of the light source substrates together with the corresponding side wall of the storage member.