Patent ID: 8256498
Filing Date: 2012-09-04
Classification: F28D,H01L

Abstract:
1. A heat dissipation apparatus, comprising: a heat sink comprising a pair of first fin assemblies, and a pair of second fin assemblies staggered with the pair of first fin assemblies, the first and second fin assemblies each defining a first receiving groove therein, the second fin assemblies each further defining an opening communicating with the first receiving groove of a corresponding second fin assembly; a pair of first heat pipes each comprising an evaporation section and a condensation section, a portion of the condensation section of each of the first heat pipes being inserted into the first receiving groove of one of the first fin assemblies, another portion of the condensation section of each of the first heat pipes being received in the first receiving groove of one of the second fin assemblies through the opening, and the condensation sections of the first heat pipes cooperatively forming a circle; and a pair of second heat pipes each comprising an evaporation section and a condensation section, each of the first fin assemblies further comprising a second receiving groove for receiving the condensation section of one of the second heat pipes, and the condensation sections of the second heat pipes cooperatively forming a circle.