Patent ID: 7013960

Claim:
A heat dissipation device comprising: a first heat sink having a first base and a plurality of fins, at least one fin of the first heat sink forming a bifurcated portion at an upper section thereof, the first base defining at least one channel communicating with ambient air in a face thereof perpendicular to the fins, the bifurcated portion having a width larger than a thickness of the at least one fin; a second heat sink having a second base and a plurality of fins, the second heat sink located above and faced to the first heat sink, a corresponding fin of the second heat sink fixed to said bifurcated portion via soldering process, the corresponding fin of the second heat sink having a uniform thickness throughout its whole length; and at least one heat pipe interconnecting said first base and said second base, the at least one heat pipe having a portion combined to the at least one channel of the first base and exposed to the ambient air at the face of the first base.