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:
Oct. 20, 2020
Filed:
Mar. 28, 2017
Dana Heavy Vehicle Systems Group, Llc, Maumee, OH (US);
Raymond J. Haka, Brighton, MI (US);
Krishna Kumar, Holland, OH (US);
Steven J. Wesolowski, Waterville, OH (US);
DANA HEAVY VEHICLE SYSTEMS GROUP, LLC, Maumee, OH (US);
Abstract
An electric drivetrain having a primary motor-generator assembly, an electric axle drive unit and a power source. The primary motor-generator assembly includes a primary mover, a first gearbox in driving engagement with the primary mover and a first clutch. The first gearbox is in driving engagement with the primary mover. The electric axle drive unit includes a differential assembly, a second motor-generator assembly in driving engagement with a wheel assembly and a third motor-generator assembly in driving engagement with another wheel assembly. The differential assembly is in selective engagement with the first clutch, the second motor-generator assembly via a first axle clutch, and the third motor-generator assembly via a second axle clutch. The electric axle drive unit is selectively engaged with the primary motor-generator assembly via the first clutch. The second and third motor-generator assemblies include a motor-generator and a reducing gearbox portion.