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.

Date of Patent:
Mar. 19, 2024

Filed:

Feb. 03, 2021
Applicant:

Toyota Jidosha Kabushiki Kaisha, Toyota, JP;

Inventors:

Atsushi Tabata, Okazaki, JP;

Koichi Okuda, Toyota, JP;

Masato Nakano, Toyota, JP;

Yuki Makino, Aichi-gun, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H02K 17/32 (2006.01); B60L 7/18 (2006.01); B60L 15/20 (2006.01);
U.S. Cl.
CPC ...
B60L 7/18 (2013.01); B60L 15/2009 (2013.01); B60L 2240/12 (2013.01); B60L 2240/423 (2013.01); B60L 2260/28 (2013.01);
Abstract

A regenerative torque upper limit is set to a larger value when a rear-wheel distribution ratio is small than when the rear-wheel distribution ratio is large. Accordingly, when a distribution of a drive power to front wheels is large, a regenerative torque of a second rotary machine can be increased such that wheels are less likely to slip at the time of performing of regeneration control when the distribution of the drive power to the front wheels is small in comparison with a case in which the regenerative torque upper limit is set to a constant value similarly to when the distribution of the drive power to the front wheels is small. In this way, it is possible to increase the regenerative torque of the second rotary machine according to the rear-wheel distribution ratio.


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Tabata, Atsushi. (2024). Four-wheel-drive vehicle (U.S. Patent No. 11932137). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/11932137

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