Patent ID: 8646929
Filing Date: 2014-02-11
Classification: F21V,G02B,G02F

Abstract:
1. A backlight unit comprising: first and second reflectors; at least one light source module disposed between the first reflector and the second reflector; an optical member disposed at a predetermined distance from the second reflector; a first cover configured to come into contact with the second reflector and the optical member; a second cover coupled to the first cover to support the light source module; and a third cover coupled to both the first and second covers, wherein the first cover includes: a bottom plate; first lateral plate disposed to face each other with respect to a first direction of the bottom plate; second lateral plate disposed to face each other in a second direction perpendicular to the first direction; a first coupling portion disposed at a lower portion of each first lateral plate so as to be coupled to the second cover; a second coupling portion disposed at an upper portion of each second lateral plate so as to be coupled to the optical member; and a third coupling portion disposed at a lateral portion of each second lateral plate so as to be coupled to the third cover.