Three planetary inline emivt
US11137053B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jul 14, 2020 |
| Grant date | Oct 5, 2021 |
| Priority date | — |
| Expiry date | Jul 14, 2040 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02T10/62
- WIPO fieldTransport
- WIPO sectorMechanical engineering
Abstract
A drive system for a vehicle includes a first planetary gear set, a second planetary gear set, a third planetary gear set, a first electromagnetic device coupled to the first planetary gear set, a second electromagnetic device coupled to the second planetary gear set, and an output shaft coupled to the first planetary gear set. The third planetary gear set includes a sun gear, a ring gear, planetary gears coupling the sun gear to the ring gear, and a carrier rotationally supporting the planetary gears. The ring gear is directly coupled to the first planetary gear set and the second planetary gear set. The sun gear is directly coupled to the second planetary gear set.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.