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:
May. 27, 2025
Filed:
Oct. 25, 2024
GM Global Technology Operations Llc, Detroit, MI (US);
Alan G. Holmes, Clarkston, MI (US);
GM GLOBAL TECHNOLOGY OPERATIONS LLC, Detroit, MI (US);
Abstract
A hybrid propulsion system for a vehicle includes a battery for storing electrical energy, a power controller adapted to route electrical energy to and from the battery, a hybrid transaxle positioned between and interconnecting an engine and a first drive axle, the hybrid transaxle including a planetary gear set including a sun gear, planet gears rotationally supported on a carrier, and a ring gear, the carrier continuously connected to the engine, a first electric motor/generator continuously connected to the sun gear of the planetary gear set, final drive gears continuously connected to and interconnecting the ring gear of the planetary gear set to the first drive axle, and a second electric motor/generator selectively connectable to the final drive gears through an intermediary gearset having a single gear ratio.