Patent ID: 7137440
Filing Date: 2006-11-21
Classification: H01L

Abstract:
1. A heat sink, comprising: a substrate having a predetermined shape and having a first pivoting portion on a predetermined portion thereof; a heat scattering member provided on the substrate, which has a plurality of fins on a top thereof, a protrusion on a periphery thereof and a pressing portion between the protrusion and the distal fin, wherein the pressing portion is above the pivoting portion of the substrate; and a clip member for securing the heat scattering member on the substrate having a connection portion, a second pivoting portion projected from an end of the connection portion to a predetermined direction for a predetermined length to be pivotally connected to the first pivoting portion of the substrate, wherein the clip member is moved between a first position and a second position, and a lock portion projected from an end of the connection portion, which is opposite to the second pivoting portion, to a predetermined direction for a predetermined length to be engaged with the pressing portion while the lock portion is moved to the second position, and wherein the substrate is made of a ductile material and the first pivoting portion is mold by pressing at bottoms of opposite sides of the substrate.