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:
Aug. 26, 2025
Filed:
Jun. 01, 2020
Applicants:
Jatco Ltd, Fuji, JP;
Nissan Motor Co., Ltd., Yokohama, JP;
Inventors:
Yoshimasa Nishihiro, Zama, JP;
Masahiko Tahara, Yokosuka, JP;
Masaharu Mochizuki, Atsugi, JP;
Takurou Hirano, Yokohama, JP;
Assignees:
JATCO LTD, Fuji, JP;
NISSAN MOTOR CO., LTD., Yokohama, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B60L 58/20 (2019.01); B60L 3/00 (2019.01); H02J 1/08 (2006.01); H02J 7/14 (2006.01); B60K 6/28 (2007.10); B60L 50/60 (2019.01); B60W 10/26 (2006.01); B60W 20/00 (2016.01); B60W 20/13 (2016.01); H02J 7/00 (2006.01);
U.S. Cl.
CPC ...
B60L 3/0046 (2013.01); B60L 58/20 (2019.02); H02J 1/086 (2020.01); H02J 7/14 (2013.01); H02J 7/1423 (2013.01); B60K 6/28 (2013.01); B60L 50/60 (2019.02); B60L 2210/12 (2013.01); B60L 2210/14 (2013.01); B60W 10/26 (2013.01); B60W 20/00 (2013.01); B60W 20/13 (2016.01); B60Y 2200/92 (2013.01); H02J 1/082 (2020.01); H02J 7/0048 (2020.01);
Abstract
The power supply device includes a low voltage battery, a high voltage battery, a starter generator, a DC-DC converter, a changeover switch, and a controller. When an abnormality or a failure has occurred in the DC-DC converter, the controller controls the changeover switch to connect the starter generator to the other battery without via the DC-DC converter and controls the output of the starter generator corresponding to the connected other battery.