Patent ID: 9739355
Date: 2017-08-22
CPC Classifications: F16H

Claim:
1. A motor vehicle transmission comprising, in combination, a first clutch for selectively driving a first transmission drive shaft, a second clutch for selectively driving a second transmission drive shaft, a least a first gear secured to said first transmission drive shaft and at least a second gear secured to said second transmission drive shaft, a first countershaft adjacent said first transmission drive shaft and a freely rotatable third gear on said first countershaft in mesh with said first gear, a first synchronizer clutch operably disposed between said third gear and said first countershaft, a second countershaft adjacent said second transmission drive shaft and a freely rotatable fourth gear on said second countershaft in mesh with said second gear, a second synchronizer clutch operably disposed between said fourth gear and said second countershaft, a first output gear on said first countershaft and a second output gear on said second countershaft, said first and said second output gears meshing with a transmission output gear, a continuously variable drive assembly having an input pulley driven by said transmission output gear, an output pulley, a chain partially encircling said input and output pulleys and actuators for adjusting the effective diameters of said pulleys, and a differential assembly coupled to said output pulley of said continuously variable assembly and a pair of shafts coupled to and driven by a respective pair of side gears in said differential assembly.