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:
Jul. 22, 2025
Filed:
Nov. 11, 2021
Applicant:
Deere & Company, Moline, IL (US);
Inventors:
Jixin Chen, Princeton, IA (US);
Michael L. Vandeven, Princeton, IA (US);
Assignee:
Deere & Company, Moline, IL (US);
Primary Examiner:
Int. Cl.
CPC ...
A01B 73/06 (2006.01); A01B 73/00 (2006.01); A01D 75/00 (2006.01); B62D 13/00 (2006.01);
U.S. Cl.
CPC ...
A01B 73/005 (2013.01); A01B 73/06 (2013.01); A01D 75/002 (2013.01); B62D 13/00 (2013.01);
Abstract
A steering system for an agricultural machine includes a first and second wheel assembly. Each wheel assembly includes an axle assembly including an axle, wheels rotatably connected to the axle, and a double-action hydraulic cylinder. In some embodiments, the double-action hydraulic cylinder is configured to pivot the wheels in either direction to indicate a direction of turn. In some embodiments, the double-action hydraulic cylinder of the first wheel assembly is hydraulically linked in its operation to an operation of the double-action hydraulic cylinder of the second wheel assembly.