Patent ID: 7292443

Claim:
A heat sink assembly comprising: a retention module comprising a bottom and a pair of posts extending from the bottom; a heat sink located on the retention module; and a clip spanning across the heat sink and comprising a clamping member having first and second legs engaging with the posts of the retention module, and a pressing member having a first end thereof pivotably engaging with a first end of the clamping member; wherein the pressing member has a pressing portion pressing the heat sink toward the retention module when a second end of the pressing member is moved to engage with a second end of the clamping member wherein a main body of the clamping member of the clip has the first end thereof defining a hole, the pressing member comprises a connecting portion at the first end thereof pivotably engaging in the hole, and two pressing beams extending from the two ends of the connecting portion along a same direction, the two pressing beams being located at two sides of the main body, the pressing portion being formed by the pressing beams; the clamping member of the clip extends a pair of ears at the second end thereof, the pressing beams of the pressing member of the clip being locked by the ears when the second end of the pressing member is moved to engage with the second end of the clamping member.