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. 06, 2001
Filed:
May. 02, 2000
Andrey V. Skotnikov, Burr Ridge, IL (US);
William L. Schubert, Downers Grove, IL (US);
Case Corporation, Racine, WI (US);
Abstract
A work vehicle steering system for a work vehicle having a frame, a plurality of wheels, and a coupling assembly coupled to at least one of the wheels is provided. The coupling assembly includes first, second, and third rotatable assemblies. The first rotatable assembly is coupled to the frame and is configured to rotate on a first axis. The second rotatable assembly is coupled to the first rotatable assembly and is configured to rotate on a second axis. The third rotatable assembly is coupled between the second rotatable assembly and the wheel and is configured to rotate on a third axis. The coupling assembly provides the wheel with three degrees of movement.