As the space concerning the pulleys and the size with the belt doesn't alter, equally pulleys must be altered (one larger, another smaller) at the same time to take care of the right number of stress over the belt. Simple CVTs combining a centrifugal generate pulley with a spring-loaded driven https://gearbox-cvt05914.shoutmyblog.com/31944737/not-known-details-about-gearbox-cvt