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:
Feb. 02, 2021
Filed:
Jun. 25, 2018
Applicant:
Fuji Electric Co., Ltd., Kawasaki, JP;
Inventors:
Yoshihisa Uehara, Suzuka, JP;
Jun Kanda, Suzuka, JP;
Assignee:
FUJI ELECTRIC CO., LTD., Kawasaki, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B60L 9/24 (2006.01); H05K 7/20 (2006.01); B61C 3/00 (2006.01);
U.S. Cl.
CPC ...
B60L 9/24 (2013.01); B61C 3/00 (2013.01); H05K 7/20854 (2013.01); H05K 7/20918 (2013.01); B60L 2200/26 (2013.01); B60L 2210/30 (2013.01); B60L 2210/44 (2013.01);
Abstract
In this power converter for a railroad vehicle, a cooling portion includes a first cooling portion arranged to block up an opening while ensuring watertightness and to come into contact with a semiconductor element through the opening, and a second cooling portion provided to be opposed to an outer surface of a power converter body not provided with the opening and adjacent to a side provided with the first cooling portion.