Patent ID: 7365975
Filing Date: 2008-04-29
Classification: H01L

Abstract:
1. A heat dissipation device comprising: a heat sink comprising a heat conducting portion and a plurality of fins extending from the heat conducting portion, the heat conducting portion having a base portion for contacting a heat generating device, and two wing portions extending from the base portion, two slits being defined in two opposite sides of heat sink; a fan being located aside the heat sink; and a fan holder having two brackets each comprising a faceplate attached to a face of the heat sink and fixing the fan thereon, and a rib substantially parallel to the faceplate and fittingly engaged in a corresponding slit of the heat sink; wherein the base portion and the wing portions of the heat sink divide the fins into three portions: two first fin units and a second fin unit; and wherein the faceplate of each bracket of the fan holder comprises a tab and an ear at two ends thereof, respectively an indentation being defined between the tab and the ear.