This second sort of design is analogous in basic principle to your pulley-dependent CVT but nevertheless a bit diverse. The sections involved here are energy rollers and discs, rather than pulleys and belts. There are 2 disks involved with two rollers between. CVT in a very Claas Mercator Blend harvester. https://gearboxcvt79011.slypage.com/33258701/gearbox-cvt-can-be-fun-for-anyone