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:
Apr. 10, 2018
Filed:
Mar. 24, 2017
Applicant:
Fuji Electric Co., Ltd., Kawasaki-shi, Kanagawa, JP;
Inventors:
Yoshiaki Enami, Hino, JP;
Yoshihisa Uehara, Hino, JP;
Assignee:
FUJI ELECTRIC CO., LTD., Kawasaki-Shi, Kanagawa, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H05K 7/20 (2006.01); B61D 27/00 (2006.01); B61C 3/00 (2006.01);
U.S. Cl.
CPC ...
H05K 7/20145 (2013.01); B61C 3/00 (2013.01); B61D 27/0072 (2013.01); H05K 7/20409 (2013.01);
Abstract
A power converter for a railroad vehicle includes an air guide duct that takes air from a lateral side of one of a first heat radiating fin and a second heat radiating fin, guides the taken air to a region between the first heat radiating fin and the second heat radiating fin, and then guides the taken air to an end of the other of the first heat radiating fin and the second heat radiating fin in a running direction when the railroad vehicle is running.