Patent Number: 7,613,004

Title: Heat sink with heat dissipating fins and method of manufacturing heat sink

Abstract: A heat sink comprising: a heat dissipating portion comprising a plurality of metal fins each having a heat receiving portion and a heat dissipating portion having elasticity; a fin fixing member to transfix said plurality of metal fins; a metal plate having a plurality of slits into which said respective heat dissipating portions are inserted and press-connected thereto with use of said elasticity; and a joining portion to join said metal plate and said heat dissipating portions which are inserted into said respective slits and fixed thereto.

Inventors: Sasaki; Chiyoshi (Tokyo, JP)

Assignee: The Furukawa Electric Co., Ltd.

International Classification: H05K 7/20 (20060101); B21D 53/02 (20060101); H01B 7/42 (20060101); H01L 23/34 (20060101)

Expiration Date: 1/03/02017