Lockup clutch for powersplit hybrid transmission
US10543740B2 · kind B2 · utility
3Cited by
9References
16Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 1, 2017 |
| Grant date | Jan 28, 2020 |
| Priority date | — |
| Expiry date | Apr 3, 2038 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S903/919
- WIPO fieldTransport
- WIPO sectorMechanical engineering
Abstract
A powertrain includes an engine and an electric machine. The powertrain further includes a planetary gearset including a a first rotatable element fixedly coupled to an engine crankshaft, a second rotatable element fixedly coupled to the electric machine, and a third rotatable element driveably connected to an intermediate shaft. The powertrain further includes a lockup clutch configured to selectively couple two of the first rotatable element, the second rotatable element, and the third rotatable element.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.