Split input continuously variable transmission

摘要

A two mode CVT is provided that for a motor vehicle. The CVT includes a speed change device connected to a pulley and belt assembly. The pulley and belt assembly is connected to a planetary gear set arrangement. The planetary gear set arrangement generally includes two planetary gear sets, two brakes, and one clutch. The planetary gear set arrangement is connected to a final drive unit.

主权项

1. A continuously variable transmission comprising:
an input member; an output member; a first gear set having a drive gear intermeshed with two driven gears, wherein the drive gear is connected to the input member; a second gear set; a continuously variable unit connected to a first of the two driven gears of the first gear set; a gearbox connected to the continuously variable unit, the second gear set, and to the output member; and a split input clutch connected between a second of the two driven gears of the first gear set and the second gear set for selectively connecting the input member with the gearbox during high gear speeds.