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:
Apr. 13, 2021
Filed:
Apr. 16, 2019
Deere & Company, Moline, IL (US);
Steven R. Fliearman, Coffeyville, KS (US);
Lisa R. Lloyd, Independence, KS (US);
Stacy K. Worley, Coffeyville, KS (US);
Austin B. Stephens, Coffeyville, KS (US);
Jacob E. Morris, Oologah, OK (US);
DEERE & COMPANY, Moline, IL (US);
Abstract
A combination starter-generator device is provided for a work vehicle having an engine. The starter-generator device includes an electric machine; a gear set configured to couple the electric machine and the engine in first and second power flow directions, the gear set configured to operate in one of at least first, second, and third gear ratios in the first power flow direction and at least a fourth gear ratio in the second power flow direction; at least one clutch selectively coupled to the gear set to effect the first, second, and third gear ratios in the first power flow direction and the fourth gear ratio in the second power flow direction; and an actuator assembly including at least one electromagnet configured to selectively shift the at least one clutch between disengaged and engaged positions.