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:
May. 10, 2016
Filed:
Mar. 15, 2013
Applicant:
Deere & Company, Moline, IL (US);
Inventor:
Jason Lee Mueller, Dubuque, IA (US);
Assignee:
DEERE AND COMPANY, Moline, IL (US);
Primary Examiner:
Int. Cl.
CPC ...
E02F 9/22 (2006.01); E02F 3/96 (2006.01); E02F 9/08 (2006.01); E02F 9/16 (2006.01);
U.S. Cl.
CPC ...
E02F 9/2296 (2013.01); E02F 3/964 (2013.01); E02F 9/085 (2013.01); E02F 9/166 (2013.01); E02F 9/2235 (2013.01);
Abstract
A work vehicle is provided including at least one work tool and an open-center hydraulic circuit that supplies hydraulic fluid to operate the at least one work tool. The hydraulic circuit includes a variable displacement pump and a controller in electrical communication with the pump, the controller receiving an electrical input from the work vehicle to control the flow of hydraulic fluid from the pump.