Drive unit of hybrid vehicle
US10220698B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Feb 16, 2017 |
| Grant date | Mar 5, 2019 |
| Priority date | — |
| Expiry date | Apr 22, 2037 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S903/913
- WIPO fieldMechanical elements
- WIPO sectorMechanical engineering
Abstract
A drive unit of a hybrid vehicle includes an engine; an electric motor; first and second differential mechanisms; a selectable one-way clutch; and a case accommodating the electric motor. Further, the first differential mechanism includes a first rotational element coupled to the electric motor, a second rotational element coupled to the engine, and a third rotational element that outputs power toward drive wheels, the second differential mechanism includes a sun gear coupled to the electric motor, a carrier coupled to the engine, a ring gear whose rotation is regulated by the selectable one-way clutch, and a ring gear flange that rotates integrally with the ring gear, and the selectable one-way clutch switches a state thereof between a locked state and an unlocked state, and the ring gear flange is supported by a rotor shaft of the electric motor via a radial bearing.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.