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:
Feb. 03, 2026
Filed:
Jul. 25, 2024
Dana Heavy Vehicle Systems Group, Llc, Maumee, OH (US);
William F. Waltz, Toledo, OH (US);
Darren J. Ziskovsky, Bowling Green, OH (US);
DANA HEAVY VEHICLE SYSTEMS GROUP, LLC, Maumee, OH (US);
Abstract
Methods and systems are provided for an electric axle. The electric axle system includes, in one example, an electric machine, a multi-speed transmission that is rotationally coupled to the electric machine, rotationally coupled to two output shafts, and including a Ravigneaux gear set rotationally coupled and positioned coaxial to a differential. The electric axle system further includes a mode clutch configured to selectively ground a carrier or a ring gear in the Ravigneaux gear set, ground a sun gear in the Ravigneaux gear set, and couple the carrier or the ring gear to the sun gear in the Ravigneaux gear set.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile