The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Patent No.:

US 7411789 B1

PDF
Full Text
Expired
Date of Patent:
Aug. 12, 2008

Filed:

Jun. 14, 2006
Applicant:

Yoshifumi Nishimura, Tokyo, JP;

Inventor:

Yoshifumi Nishimura, Tokyo, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H05K 7/20 (2006.01);
U.S. Cl.
CPC ...
Abstract

A once-through forced air-cooled heat sink according to the present invention comprises: a heat sink portion which is configured to be attached to an object that is to be cooled; and a blower for introducing cooling air into the heat sink portion. The heat sink portion comprises: an air inlet; an air outlet; and fins for dissipating heat in the object with the aid of cooling air which is supplied by the blower. The air inlet, the air outlet, and the fins are arranged such that the cooling air is introduced from the air inlet, then cools the fins and flows to the air outlet in a once-through pattern.


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