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. 25, 1986
Filed:
Mar. 08, 1985
Hirotaka Kanazawa, Hiroshima, JP;
Takatani Teruhiko, Hiroshima, JP;
Furutani Shigeki, Hiroshima, JP;
Isamu Chikuma, Gumma, JP;
Satoru Shimada, Gumma, JP;
Hiroshi Eda, Gumma, JP;
Mazda Motor Corporation, Hiroshima, JP;
Abstract
A four-wheel steering system for a vehicle comprising a steering mechanism including a steering wheel, a front wheel turning mechanism operatively connected to the steering mechanism to turn the front wheels according to the turning angle of the steering wheel, a rear wheel turning mechanism operatively connected to the steering mechanism to turn the rear wheels in response to operation of the steering wheel, and a rear wheel steering ratio changing mechanism for changing the ratio of the turning angle of the rear wheels to the turning angle of the steering wheel.