Some cone CVT patterns use two rollers.[23][24] In 1903, William Evans and Paul Knauf applied for any patent with a consistently variable transmission working with two parallel conical rollers pointing in reverse directions and related by belts which could be slid along the cones to range the transmission ratio. When https://gearbox-cvt42964.get-blogging.com/33216195/everything-about-gearbox-cvt