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:
Jul. 14, 2015
Filed:
Aug. 30, 2012
Applicants:
Takeru Koga, Tokyo, JP;
Masayuki Nogi, Tokyo, JP;
Hirotoshi Kawai, Tokyo, JP;
Satoshi Koizumi, Tokyo, JP;
Inventors:
Takeru Koga, Tokyo, JP;
Masayuki Nogi, Tokyo, JP;
Hirotoshi Kawai, Tokyo, JP;
Satoshi Koizumi, Tokyo, JP;
Assignee:
KABUSHIKI KAISHA TOSHIBA, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H02J 7/00 (2006.01); H02J 7/14 (2006.01); H02J 1/12 (2006.01); H02J 3/32 (2006.01); B65G 1/00 (2006.01); B60L 11/00 (2006.01); B60L 1/00 (2006.01); B60L 9/00 (2006.01); G03C 1/00 (2006.01);
U.S. Cl.
CPC ...
H02J 7/0054 (2013.01); B60L 1/00 (2013.01); B60L 9/00 (2013.01); B60L 11/00 (2013.01); B60L 2200/26 (2013.01); B65G 1/00 (2013.01); G03C 1/00 (2013.01); H02J 1/12 (2013.01); H02J 3/32 (2013.01); H02J 7/00 (2013.01); H02J 7/14 (2013.01);
Abstract
A battery charging system includes a first battery unit for storing electric power to be supplied to a driving system of a train, and a second battery unit for storing electric power to be supplied to the first battery unit. A control unit calculates electric power consumption from the first battery unit. And a battery charging unit supplies electric power to the first battery unit from the second battery unit based on the electric power consumption calculated by the control unit.