Patent ID: 7723844

Claim:
A heat dissipation device comprising: a heat sink comprising a base adapted for contacting a heat-generating component; a retention module adapted for being located around the heat generating device, the retention module comprising a bottom wall and a first spring clip being secured at one side thereof; and a locking device pivotably connected to the retention module at an opposite side of the retention module and having a second spring clip being secured therein; wherein the base of the heat sink rests on the bottom wall of the retention module with an end portion of the base of the heat sink being pressed by the first spring clip, and an opposite end portion of the base of the heat sink being pressed by the second spring clip of the locking device, and the end portions of the base abut against the bottom wall of the retention module when the locking device is locked to the retention module, and wherein the locking device can be at a released position where the locking device is pivotable, so that the heat sink is removable from the retention module, and a locked position where the locking device presses the heat sink on the bottom wall of the retention module.