Patent ID: 6330906
Filing Date: 2001-12-18
Classification: F28F,H01L

Abstract:
A heat sink comprising:a substantially U-shaped metal casing, said metal casing comprising a bottom wall with a top surface, a receiving space above the top surface;a plurality of metal radiating fins mounted in the receiving space of said metal casing, the metal radiating fins spaced apart and parallel to each other, the metal radiating fins each including a bottom edge that is attached to the top surface of the bottom wall of the metal casing without contacting one another, the metal radiating fins each comprising two opposite mounting holes;two metal tie rods, each of the metal tie rods mounted in a respective one of the mounting holes of the metal radiating fins in order to position the metal radiating fins such that the metal radiating fins are parallel to each other, the metal tie rods each comprising a plurality of flanged portions extending outwardly from the metal tie rods; andwherein adjacent ones of the flanged portions space apart adjacent ones of the metal radiating fins.