Planetary gear train of automatic transmission for vehicle
US9822848B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Nov 20, 2015 |
| Grant date | Nov 21, 2017 |
| Priority date | — |
| Expiry date | Nov 20, 2035 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF16H2200/2097
- WIPO fieldMechanical elements
- WIPO sectorMechanical engineering
Abstract
A planetary gear train of an automatic transmission may include: an input shaft; an output shaft; first to fourth planetary gear sets; and six control elements being disposed at a portion where one of the rotating element is selectively connected to another rotating element, or the rotating element is selectively connected to the transmission housing, wherein the input shaft is continuously connected to the second rotating element, the output shaft is continuously connected to the twelfth rotating element, the first rotating element is continuously connected to the seventh rotating element, the fourth rotating element is directly connected to the transmission housing, the fifth rotating element is continuously connected to the eleventh rotating element, and the ninth rotating element is continuously connected to the tenth rotating element.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.