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.:
Date of Patent:
Jun. 06, 1989
Filed:
Jan. 19, 1988
Applicant:
Inventors:
Shizuo Zushi, Kanagawa, JP;
Mitsuo Miyamoto, Kanagawa, JP;
Hiroshi Gou, Kanagawa, JP;
Fumiyuki Kobayashi, Kanagawa, JP;
Tetsuo Ogata, Tokyo, JP;
Assignee:
Hitachi, Ltd., Tokyo, JP;
Primary Examiner:
Int. Cl.
CPC ...
H02B / ; H05K / ;
U.S. Cl.
CPC ...
361384 ;
Abstract
A cooling system for an electronic apparatus comprises a plurality of mother boards each having a circuit board to be cooled, a blower for causing an air flow from one of the mother boards to the other, and a draft duct for directing the air flow between the mother boards. The draft duct includes an inlet for dividing the air flow into a plurality of partial flows, a partition for changing an air flow direction of the partial flows into some other directions, and an outlet for intermixing the partial flows.