Planetary gear train of an automatic transmission for vehicles
US10047833B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Dec 12, 2016 |
| Grant date | Aug 14, 2018 |
| Priority date | — |
| Expiry date | Mar 22, 2037 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF16H2200/2048
- WIPO fieldMechanical elements
- WIPO sectorMechanical engineering
Abstract
A planetary gear train disclosed herein includes an input shaft for receiving engine torque; an output shaft for outputting shifted torque; a first planetary gear set having first, second, and third rotational elements; a second planetary gear set having fourth, fifth, and sixth rotational elements; a third planetary gear set having seventh, eighth, and ninth rotational elements; a fourth planetary gear set having tenth, eleventh, and twelfth rotational elements; a first shaft interconnecting the first, fifth, ninth, and tenth rotational elements; a second shaft connected with the second rotational element and the input shaft; a third shaft connected with the third rotational element; a fourth shaft interconnecting the sixth and eighth rotational elements, and selectively connected with the second shaft; a fifth shaft connected with the seventh rotational element and selectively connected with the second shaft; and a sixth shaft connected with the eleventh rotational element and the output shaft.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.