Patent ID: 8210242
Filing Date: 2012-07-03
Classification: F21K,F21V,F21Y,F28F,H01L

Abstract:
1. A heat dissipation device adapted for removing heat from heat-generating components, comprising: a plurality of first fins spaced from each other and adapted for connecting to the heat-generating components in thermal relationship; and a plurality of second fins alternately arranged with the first fins, each second fin being wave-shaped and having a plurality of wave crests attached to a rear side of one of two first fins neighboring to each second fin and a plurality of wave troughs attached to a front side of another one of the two first fins; wherein a plurality of flat first engaging portions are formed at the wave crests and attached to a front one of the two first fins, while a plurality of flat second engaging portions are formed at the wave troughs and attached to a rear one of the two first fins; and wherein two flanges are extended perpendicularly from upper and lower edges of each first fin and have two groups of engaging patches extending perpendicularly from two distal ends of the two flanges toward each other and attached to front sides of two second engaging portions of a neighboring second fin.