Patent ID: 8550665

Claim:
A backlight unit comprising: a bottom cover; a light emitting module arranged in a predetermined area of the bottom cover; a reflective sheet provided on the bottom cover, the reflective sheet spaced apart a predetermined distance from the bottom cover; a plurality of first heat radiating members provided between the reflective sheet and the bottom cover, the plurality of the first heat radiating members spaced apart a predetermined distance from each other; a second heat radiating member arranged between the light emitting module and the first heat radiating members; and a projected part located in the second heat radiating member below the reflective sheet, the projected part supporting the reflective sheet to locate the reflective sheet spaced apart a predetermined distance from the first heat radiating members, wherein the projected part maintains non-contact with the first heat radiating members and the projected part is partially overlapped with the first heat radiating members; and the overlapped area of the projected part with the first heat radiating members is smaller than the other non-overlapped area with the first heat radiating members.