Multi-speed planetary transmission
A multi-speed transmission including a plurality of planetary gearsets and a plurality of selective couplers to achieve at least nine forward speed ratios is disclosed. The plurality of planetary gearsets may include a first planetary gearset, a second planetary gearset, a third planetary gearset, a...
Saved in:
Main Authors | , , |
---|---|
Format | Patent |
Language | English |
Published |
18.12.2018
|
Subjects | |
Online Access | Get full text |
Cover
Loading…
Summary: | A multi-speed transmission including a plurality of planetary gearsets and a plurality of selective couplers to achieve at least nine forward speed ratios is disclosed. The plurality of planetary gearsets may include a first planetary gearset, a second planetary gearset, a third planetary gearset, and a fourth planetary gearset. The plurality of selective couplers may include a number of clutches and a number of brakes. The multi-speed transmission may have four planetary gearsets and six selective couplers. The six selective couplers may include three clutches and three brakes. |
---|---|
Bibliography: | Application Number: US201715471546 |