Multi-speed transmission
US8721488B2 · kind B2 · utility
81Cited by
3References
24Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 7, 2011 |
| Grant date | May 13, 2014 |
| Priority date | — |
| Expiry date | May 1, 2032 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF16H2200/2053
- WIPO fieldMechanical elements
- WIPO sectorMechanical engineering
Abstract
A transmission is provided having an input member, an output member, four planetary gear sets, a plurality of coupling members and a plurality of torque transmitting devices. Each of the planetary gear sets includes first, second and third members. The torque transmitting devices may include clutches and brakes.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.