Patent ID: 9625220
Date: 2017-04-18
CPC Classifications: F28D,F28F,H01L

Claim:
1. A heat sink, comprising: a base plate having a first face to engage a heat-generating component and a second face; a fin supported on the second face of the base plate, the fin including a first flexible wall and a second flexible wall; the fin including a channel having a first cross-sectional shape defined, at least in part, by the first flexible wall and the second flexible wall; and a mechanism that alters the first cross-sectional shape of the channel to a second cross-sectional shape by reconfiguring the first flexible wall responsive to a change, the mechanism being structurally coupled with the fin wherein: the mechanism includes a threaded device that is coupled with the fin and a drive device to drive the threaded device; the drive device including an electric motor and being coupled with the threaded device; and the change is a temperature change resulting from a component selected from a group consisting of: the heat-generating component, the fin, and the base plate.