Patent ID: 7606035

Claim:
A heat sink comprising: a first heat spreader facing and contacting a first component disposed on an upper surface of an object to be cooled and emitting heat from the first component; a second heat spreader disposed on a rear surface of the object to be cooled and facing and contacting a second component to emit heat from the second component; a first guide pin disposed in a first extension portion near both edges of the first heat spreader, inserted and fixed in an insertion hole corresponding to the first extension portion, and installed in the object to be cooled; a second guide pin facing the first guide pin, disposed in a second extension portion near both edges of the second heat spreader, inserted and fixed in the insertion hole corresponding to the second extension portion, and installed in the object to be cooled; and a coupling unit closely adhering and coupling the first and second heat spreaders to the object to be cooled, wherein the first and second guide pins are bending pins that are formed integrally with the first and second heat spreaders.