Patent ID: 7782623
Filing Date: 2010-08-24
Classification: F28F,H01L

Abstract:
1. A heat dissipation device for dissipating heat generated by an electronic device mounted on a printed circuit board, a plurality of retaining pillars being secured on the printed circuit board, each pillar defining a threaded hole therein, the heat dissipation device comprising: a heat sink; and a plurality of mounting devices mounted on a periphery of the heat sink, each of the mounting devices comprising a fixing portion connecting with the heat sink, a mounting portion extending from the fixing portion and a locating portion extending from the mounting portion to a position below the mounting portion, wherein when the heat dissipation device is mounted on the electronic device, a corresponding retaining pillar on the printed circuit board extends through the locating portion of each mounting device to guide the heat dissipation device to be mounted in position on the electronic device on the printed circuit board, and the locating portion being substantially parallel to the mounting portion.