Power transmission apparatus for hybrid electric vehicle
US11168765B2 · kind B2 · utility
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Key dates
| Filing date | Apr 14, 2020 |
| Grant date | Nov 9, 2021 |
| Priority date | — |
| Expiry date | Apr 21, 2040 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02T10/62
- WIPO fieldTransport
- WIPO sectorMechanical engineering
Abstract
A power transmission apparatus for a hybrid electric vehicle may employ two clutches, two brakes, a dog clutch unit to a planetary gear train of having three planetary gear sets, and thereby provide various shifting modes such as an engine mode and a parallel hybrid mode of multiple shift-stages, an electronically-controlled continuously variable shifting mode, and an electric vehicle mode.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.