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:
Dec. 08, 2020
Filed:
Nov. 15, 2017
Dana Heavy Vehicle Systems Group, Llc, Maumee, OH (US);
Krishna Kumar, Holland, OH (US);
DANA HEAVY VEHICLE SYSTEMS GROUP, LLC, Maumee, OH (US);
Abstract
Provided herein is an electric tandem axle having a first drive axle assembly having a first differential assembly drivingly engaged with a first drive axle; a second axle drive assembly having a second drive axle drivingly engaged with a second differential assembly having a first axle output shaft and a second axle output shaft and an axle disconnect clutch; an inter-axle assembly is drivingly connected to the first axle drive assembly and the second axle drive assembly; a motor-generator in driving engagement with the first and second drive axle assemblies; a planetary drive unit including a selection clutch in driving engagement with the first differential assembly, the inter-axle assembly and the motor-generator; and a controller connected to the motor-generator, selection clutch and axle disconnect clutch. The controller is configured to selectively engage and disengage the selection clutch and axle disconnect clutch to facilitate different modes of operation.