Hybrid transmission for a motor vehicle, and control method
US9410601B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Mar 29, 2012 |
| Grant date | Aug 9, 2016 |
| Priority date | — |
| Expiry date | Feb 27, 2033 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T74/19051
- WIPO fieldTransport
- WIPO sectorMechanical engineering
Abstract
A hybrid transmission for a motor vehicle including a heat engine and a driving electrical machine, including two concentric primary shafts, each of which includes at least one intermediate drive on a secondary shaft connected to wheels of the vehicle. The transmission includes a first mechanism for coupling the two primary shafts together, and capable of assuming at least three positions, of positions in which: the heat engine is separated from the drive train connecting the electrical machine to the wheels; the heat engine drives the wheels with or without the assistance of the electrical machine; and the heat engine and the electrical machine are coupled together to add respective torques thereof to the wheels.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.