Electric axle assembly and operating method
US11724593B2 · kind B2 · utility
Assignee
Inventor
Key dates
| Filing date | Jul 20, 2021 |
| Grant date | Aug 15, 2023 |
| Priority date | — |
| Expiry date | Jul 20, 2041 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF16H2200/2035
- WIPO fieldMechanical elements
- WIPO sectorMechanical engineering
Abstract
Methods and systems for an electric axle assembly are provided herein. The electric axle assembly includes, in one example, an electric machine with a rotor shaft having an output gear thereon. The electric axle assembly further includes a planetary gearset with a carrier coupled to a pair of axle shafts, a first ring gear with external teeth that are rotationally coupled to the output gear; and a sun gear meshing with a plurality of planet gears that rotate on the carrier, where, in the axle assembly, internal teeth of the ring gear are rotationally coupled to the plurality of planet gears, and where, in the axle assembly, the sun gear or the carrier are grounded by a housing of the electric axle assembly.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.