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. 18, 2025
Filed:
Dec. 19, 2022
Applicant:
Subaru Corporation, Tokyo, JP;
Inventors:
Satoshi Yoshizawa, Tokyo, JP;
Tomoyuki Okada, Tokyo, JP;
Assignee:
SUBARU CORPORATION, Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H02P 9/30 (2006.01); B60L 7/14 (2006.01); B60L 7/16 (2006.01); B60L 50/51 (2019.01); H02P 6/12 (2006.01);
U.S. Cl.
CPC ...
B60L 50/51 (2019.02); B60L 7/14 (2013.01); B60L 7/16 (2013.01); B60L 2210/42 (2013.01); B60L 2240/527 (2013.01); B60L 2240/547 (2013.01);
Abstract
A vehicle drive system includes a battery, at least one drive motor, inverter circuits, a step-up circuit, and a switch. The inverter circuits are configured to drive the at least one drive motor. The step-up circuit is connected between the battery and the inverter circuits. The switch is configured to switch a connection state of the inverter circuits to the step-up circuit between series connection and parallel connection.