Patent ID: 8872999

Claim:
A backlight assembly, comprising: a light source; a light guide plate configured to receive and diffuse light emitted from the light source; and a mold frame including: a central opening part configured to receive the light guide plate, an attachment opening part adjacent to the central opening part, the attachment opening part being configured to receive the light source, and a protrusion in the attachment opening part, the protrusion contacting the light source in the attachment opening part and including an inclined edge or surface, the inclined edge or surface directly contacting the light source at least at one point, the inclined edge or surface facing the light source, and the light source being between the protrusion and the light guide plat; wherein the protrusion has a polygonal shape, the polygonal shape including at least: a first surface flush against a sidewall of the mold frame in the attachment opening, a second surface perpendicular to the first surface, the second surface extending from a first edge of the first surface and being parallel to the light guide plate, and the inclined edge or surface extending from the second surface toward a second edge of the first surface, the first and second edges of the first surface being parallel to each other and on opposite sides of the first surface.