Patent ID: 7044197
Filing Date: 2006-05-16
Classification: H01L

Abstract:
1. A heat sink comprising: a heat-conductive base; a plurality of parallel fins attached onto the base, each of the fins comprising: a main body and a flange extending from a bottom of the main body, at least one locking plate extending downwardly from an upper portion of the main body, at least one blocking portion being formed at the main body corresponding to the at least one locking plate, wherein the at least one locking plate and the at least one blocking portion are respectively located at opposite main faces of the main body of each of the fins, and the at least one locking plate engages with the at least one blocking portion of an adjacent fin, wherein the main body and the at least one blocking portion of each of the fins cooperatively define at least one receiving space receiving the at least one locking plate of an adjacent fin; and wherein the at least one blocking portion comprises a pair of generally L-shaped blocking tabs extending toward each other.