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:
Jun. 13, 2023
Filed:
Jan. 07, 2021
Dana Heavy Vehicle Systems Group, Llc, Maumee, OH (US);
Langston H. Corn, Sylvania, OH (US);
Mark A. Davis, Opelika, AL (US);
Jordan M. Houser, Sylvania, OH (US);
Darren J. Ziskovsky, Bowling Green, OH (US);
Dana Heavy Vehicle Systems Group, LLC, Maumee, OH (US);
Abstract
Methods and systems for an electric motor system are provided. In one example, a motor system is provided which comprises a first electric machine rotationally coupled to a second electric machine by a planetary gear set that has three components: a ring gear, a sun gear, and a carrier with a plurality of planet gears. In the system, the first electric machine varies in size from the second electric machine and one of the planetary assembly components is permanently grounded.