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:
Jan. 10, 2017

Filed:

Aug. 21, 2015
Applicants:

Akihisa Mikawa, Kanagawa, JP;

Tetsuya Fujioka, Kanagawa, JP;

Hideo Kanai, Tokyo, JP;

Yasunari Mikutsu, Tokyo, JP;

Satoshi Tsuchiya, Kanagawa, JP;

Yukimi Nishi, Tokyo, JP;

Jun Mashimo, Tokyo, JP;

Inventors:

Akihisa Mikawa, Kanagawa, JP;

Tetsuya Fujioka, Kanagawa, JP;

Hideo Kanai, Tokyo, JP;

Yasunari Mikutsu, Tokyo, JP;

Satoshi Tsuchiya, Kanagawa, JP;

Yukimi Nishi, Tokyo, JP;

Jun Mashimo, Tokyo, JP;

Assignee:

Ricoh Company, Ltd., Tokyo, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03B 21/16 (2006.01); G02B 6/42 (2006.01);
U.S. Cl.
CPC ...
G03B 21/16 (2013.01); G02B 6/4269 (2013.01);
Abstract

Disclosed is a cooling device including a blower including an exhaust port; and a radiator including heat radiation fins, wherein the heat radiation fins include a first heat dissipation area and a second heat dissipation area, wherein a first surface area of the heat radiation fins disposed in the first heat dissipation area is greater than that of the heat radiation fins disposed in the second heat dissipation area, wherein the exhaust port of the air blowing part includes first and second exhaust areas for exhausting cooling air, wherein an amount of the cooling air exhausted from the second exhaust area is greater than that of the first exhaust area, and wherein the first heat dissipation area is disposed in the first exhaust area, and the second heat dissipation area is disposed in the second exhaust area.


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