Heat sink assembly

Details Heat sink assembly Heat sink assembly

2008-12-02

2010-12-14

Thompson, Gregory D (Department: 2835)

Electricity: electrical systems and devices

Housing or mounting assemblies with diverse electrical...

For electronic systems and devices

C165S104330, C361S704000

Reexamination Certificate

active

07852631

ABSTRACT:
A heat sink assembly comprises a base consisting of an aluminum casting and a copper base plate, a heat sink consisting of heat fins, and at least a heat guide pipe; the heat guide pipe has a heat dissipation section passing through the heat fins; the aluminum casting has a hollow receiving space accommodating the copper base plate, and an elongated recess is disposed at the top sides of the copper base plate and the casting for placing the heat conduction part of the heat guide pipe; the copper base plate keeps contact the heat source and the heat transmits to the heat guide pipe and then is dissipated with the heat sink via the base rapidly. In addition, the weight of the heat sink assembly is decreased, and the manufacturing cost is reduced.

REFERENCES:
patent: 7082032 (2006-07-01), Barsun et al.
patent: 7443677 (2008-10-01), Zhou et al.
patent: 7637311 (2009-12-01), Zheng et al.
patent: 2006/0144567 (2006-07-01), Zhu et al.
patent: 2008/0055854 (2008-03-01), Zhou et al.
patent: 2008/0121371 (2008-05-01), Zhou et al.
patent: 2008/0137301 (2008-06-01), Huang et al.
patent: 2008/0156460 (2008-07-01), Hwang et al.
patent: 2009/0080160 (2009-03-01), Wu

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