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:
Nov. 25, 2025
Filed:
Nov. 20, 2023
Toyota Jidosha Kabushiki Kaisha, Toyota, JP;
Tetsuya Morino, Susono, JP;
Kazuya Suzuki, Shizuoka, JP;
TOYOTA JIDOSHA KABUSHIKI KAISHA, Toyota, JP;
Abstract
A control device for a four-wheel steering vehicle including a steering wheel, a front wheel steering device, and a rear wheel steering device, and operating the front wheel steering device and the rear wheel steering device, wherein first steering and second steering are continuously performed, and when the rear wheels are steered in the direction opposite to the steering direction of the front wheels, the absolute value of the steered angle velocity of the front wheels to be steered is higher than the first threshold, and the absolute value of the steered angle velocity of the front wheels to be steered in response to the second steering is higher than the second threshold, the steering of the rear wheels corresponding to the second steering is restricted.