Patent ID: 6681842
Filing Date: 2004-01-27
Classification: F28F,H01L,Y10T

Abstract:
A heat sink for removing heat from a heat source, said heat sink comprising:a core member comprising at least one first surface adapted to contact at least a portion of said heat source; at least one outer peripheral surface located on said core member; and at least one cooling fin device comprising at least one inner peripheral surface and at least one cooling fin associated therewith, said at least one inner peripheral surface of said cooling fin device being adjacent said at least one outer peripheral surface of said core member; wherein said at least one cooling fin provides at least one air channel, said at least one air channel being parallel said at least one outer peripheral surface of said core member, and said at least one air channel being adjacent said at least one cooling fin; wherein said at least one air channel spirals said core member; at least a portion of said at least one outer peripheral surface being tapered, wherein the circumference of said at least one outer peripheral surface in the proximity of said first surface being greater than the circumference of said at least one outer peripheral surface not in the proximity of said first surface.