Planetary gear train of an automatic transmission for a vehicle
US9784344B1 · kind B1 · utility
28Cited by
1References
10Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 9, 2016 |
| Grant date | Oct 10, 2017 |
| Priority date | — |
| Expiry date | Dec 9, 2036 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF16H2200/2046
- WIPO fieldMechanical elements
- WIPO sectorMechanical engineering
Abstract
A planetary gear train of an automatic transmission for a vehicle includes at least ten forward speeds and one reverse speed. The planetary gear train includes an input shaft, an output shaft, four planetary gear sets respectively having three rotational elements, and six control elements for selectively interconnecting the rotational elements and a transmission housing.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.