150361 ⎘
Gearings for conveying rotary motion with variable gear ratio, or for reversing rotary motion, by friction between rotary members without members having orbital motion; Gearings providing a continuous range of gear ratios in which a member A of uniform effective diameter mounted on a shaft may co-operate with different parts of a member B in which the member B has a spherical friction surface centered on its axis of revolution with internal friction surface
Continuously variable transmission
#2Continuously variable transmission and bicycle
#3Continuously variable transmission
#4Continuously variable transmission device
#5Infinitely variable traction drive employing alternate steerable rollers