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:
Jan. 18, 2022
Filed:
May. 21, 2020
Jtekt Corporation, Osaka, JP;
Tomonori Ono, Yatomi, JP;
Go Nagayama, Toyama, JP;
JTEKT CORPORATION, Osaka, JP;
Abstract
A four-wheel drive vehicle includes right and left main drive wheels and right and left auxiliary drive wheels, and a drive force transmission system configured to constantly transmit a drive force of a drive source to the right and left main drive wheels and to transmit the drive force to the right and left auxiliary drive wheels depending on a vehicle state. The drive force transmission system includes a differential device, a propeller shaft, a drive force transmission device configured to adjust the drive force that is transmitted from the propeller shaft to the right and left auxiliary drive wheels, and an electronic control unit configured to control the drive force transmission device.