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:
Feb. 27, 2024

Filed:

May. 12, 2023
Applicant:

Toyota Jidosha Kabushiki Kaisha, Toyota, JP;

Inventors:

Keisuke Omuro, Toyota, JP;

Atsushi Tabata, Okazaki, JP;

Koichi Okuda, Toyota, JP;

Yohei Habata, Susono, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B60K 23/08 (2006.01);
U.S. Cl.
CPC ...
B60K 23/0808 (2013.01); B60K 2023/0816 (2013.01); F16H 2200/0043 (2013.01); F16H 2200/2007 (2013.01); F16H 2200/2035 (2013.01); F16H 2200/2082 (2013.01);
Abstract

A drive apparatus for vehicle comprising a first power source, a first output rotating member, a second output rotating member, a second power source, a differential device, a first engagement device, a second engagement device, and a control device. The control device establishes, as drive modes driving a vehicle, a first drive mode controlling a torque distribution ratio between front wheels and rear wheels by putting the vehicle in all-wheel drive state by power from the second power source while controlling the first engagement device to be in slip state with the second engagement device kept in engaged state, and a second drive mode putting the vehicle in all-wheel drive state by power from the first power source while fixing the torque distribution ratio with both the first engagement device and the second engagement device kept in engaged state.


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