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.:

US 10862148 B1

Date of Patent:

Dec. 08, 2020

Filed:

Aug. 14, 2017

Vehicle power source system

Applicant:

Nissan Motor Co., Ltd., Yokohama, JP;

Inventor:

Hideo Yoshida, Kanagawa, JP;

Assignee:

NISSAN MOTOR CO., LTD., Yokohama, JP;

Attorney:

Foley & Lardner LLP

Primary Examiner:

Michael R Fin

Int. Cl.

CPC ...

H01M 8/04858 (2016.01); H01M 8/04302 (2016.01); B60L 53/54 (2019.01); B60L 50/60 (2019.01); B60L 53/62 (2019.01); B60L 50/70 (2019.01); B60L 58/40 (2019.01); B60L 58/31 (2019.01); H01M 10/44 (2006.01); H01M 16/00 (2006.01); H02J 7/00 (2006.01); H02J 7/34 (2006.01); H01M 8/0432 (2016.01); H01M 8/04537 (2016.01);

U.S. Cl.

CPC ...

H01M 8/04888 (2013.01); B60L 50/60 (2019.02); B60L 50/70 (2019.02); B60L 53/54 (2019.02); B60L 53/62 (2019.02); B60L 58/40 (2019.02); H01M 8/04302 (2016.02); H01M 8/04365 (2013.01); H01M 8/04552 (2013.01); H01M 8/04626 (2013.01); H01M 8/04932 (2013.01); H01M 10/44 (2013.01); H01M 16/006 (2013.01); H02J 7/007 (2013.01); H02J 7/34 (2013.01); H01M 2220/20 (2013.01); H01M 2250/20 (2013.01);

Abstract

Provided is a vehicle power source system including: a main battery configured to supply power to a drive motor of a vehicle; a fuel cell configured to supply power at least to the main battery; a main line connecting the main battery and the fuel cell; a first voltage translator placed on the main line and including a charging portion and a voltage transforming portion, the first voltage translator being configured to adjust an output voltage of the fuel cell; a relay provided between the charging portion and the fuel cell in the main line; and a sub-battery connected to an auxiliary machine power supply line via which power is supplied to an auxiliary machine of the vehicle or the fuel cell. The vehicle power source system includes a second voltage translator connected between the relay and the charging portion in the main line and configured to adjust power to be supplied from the sub-battery to the charging portion.

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