Some cone CVT models use two rollers.[23][24] In 1903, William Evans and Paul Knauf utilized for a patent with a continually variable transmission utilizing two parallel conical rollers pointing in reverse directions and related by belts that could be slid together the cones to change the transmission ratio. However, manual https://gearbox-cvt53085.ziblogs.com/32797548/everything-about-gearbox-cvt