Some cone CVT types use two rollers.[23][24] In 1903, William Evans and Paul Knauf used for just a patent with a consistently variable transmission employing two parallel conical rollers pointing in opposite Instructions and linked by belts which could be slid along the cones to differ the transmission ratio. The https://gregoryuvvsp.prublogger.com/31936781/the-ultimate-guide-to-gearbox-cvt