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.

Date of Patent:
Nov. 21, 2023

Filed:

May. 03, 2022
Applicant:

Allison Transmission, Inc., Indianapolis, IN (US);

Inventors:

Vikram Chopra, Troy, MI (US);

Shaun Mepham, Clarkston, MI (US);

Christopher G. Baillie, Lake Orion, MI (US);

Siva Srinivas Rajeev Mupparti, Madison Heights, MI (US);

Assignee:

Allison Transmission, Inc., Indianapolis, IN (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B60K 17/16 (2006.01); B60K 1/02 (2006.01); B60B 35/12 (2006.01); B60B 35/14 (2006.01); B60K 7/00 (2006.01); F16H 48/06 (2006.01); B60K 17/08 (2006.01);
U.S. Cl.
CPC ...
B60K 1/02 (2013.01); B60B 35/122 (2013.01); B60B 35/14 (2013.01); B60K 7/0007 (2013.01); B60K 17/165 (2013.01); F16H 48/06 (2013.01); B60K 17/08 (2013.01); B60K 2007/003 (2013.01); B60K 2007/0038 (2013.01); B60K 2007/0061 (2013.01); B60Y 2400/73 (2013.01);
Abstract

An axle assembly for frame rail vehicles is described herein. The axle assembly includes a first axle shaft and a second axle shaft orientated along a first axis of rotation. A first electric machine is orientated along a second axis of rotation and a second electric machine is spaced from the first electric machine and orientated along a third axis of rotation. A differential gear set is disposed about the first axis of rotation and is coupled to and driven by a common gear reduction to transfer rotational torque from the first and second electric machines to the first and second axle shafts. A speed change mechanism is coupled between the common gear reduction and the differential gear set to change the rotational torque transferred to the first and second axle shafts.


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