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.

Date of Patent:
Nov. 24, 2020

Filed:

Nov. 22, 2017
Applicant:

Mitsubishi Electric Corporation, Chiyoda-ku, JP;

Inventors:

Yugo Asai, Chiyoda-ku, JP;

Masaru Shinozaki, Chiyoda-ku, JP;

Hiroyuki Ushifusa, Chiyoda-ku, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 23/473 (2006.01); H05K 7/20 (2006.01); F28F 3/12 (2006.01); B60K 11/02 (2006.01); B60L 1/00 (2006.01); F28D 15/02 (2006.01);
U.S. Cl.
CPC ...
H01L 23/473 (2013.01); B60K 11/02 (2013.01); B60L 1/003 (2013.01); F28D 15/02 (2013.01); F28F 3/12 (2013.01); H05K 7/20254 (2013.01); H05K 7/20509 (2013.01); H05K 7/20872 (2013.01); H05K 7/20927 (2013.01); B60L 2240/36 (2013.01); F28F 2215/04 (2013.01);
Abstract

A cooling system includes: a placement plate on which a plurality of components are disposed; and a liquid refrigerant flow path, which is formed on an opposite side of the placement plate with respect to the plurality of components, and is configured to allow a liquid refrigerant for cooling the plurality of components to flow therethrough. The path includes: a first heat-radiating portion disposed at a liquid refrigerant inlet portion around which fins are disposed such that distances from a flow-path inlet portion to the fins are gradually farther away from a flow-path side wall toward a center of the path; a second heat-radiating portion which includes fins having a curved shape; a third heat-radiating portion having no fins; a fourth heat-radiating portion having higher fin-mounting density than the first and the second heat-radiating portions, an inlet and an outlet through which the liquid refrigerant flows in and out.


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