Patent ID: 7950446

Claim:
A heat dissipation device comprising: a heat sink comprising a plurality of fins, at least one of the fins comprising: two slits respectively defined in opposite sides thereof to form two first receiving spaces; and two V-shaped slits defined in the opposite sides thereof to form two second receiving spaces; a fan; and two clips each engaging with both the heat sink and the fan to secure the fan on the heat sink, each clip comprising: a mounting plate inserted in one corresponding first receiving space; a supporting plate extending from the mounting plate; a spring fastener connected to the supporting plate and spaced from the mounting plate; and a spring positioning plate extending from one of the mounting plate, the spring fastener and the supporting plate, the spring positioning plate received in one corresponding second receiving space to restrict the mounting plate in the corresponding first receiving space to secure the each clip to the heat sink; wherein after the clips are mounted on the heat sink, the spring fasteners press the fan toward the mounting plates to secure the fan on the heat sink.