Multi-stage transmission for vehicle
US9347529B1 · kind B1 · utility
5Cited by
1References
7Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 19, 2015 |
| Grant date | May 24, 2016 |
| Priority date | — |
| Expiry date | May 19, 2035 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF16H2200/2046
- WIPO fieldMechanical elements
- WIPO sectorMechanical engineering
Abstract
A multi-stage transmission for a vehicle may include an input shaft and an output shaft, a first planetary gear device, a second planetary gear device, a third planetary gear device, and a fourth planetary gear device provided between the input shaft and the output shaft to transfer a torque and each including three rotating elements, and at least six shifting elements connected to the rotating elements of the first to fourth planetary gear devices.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.