At the same time when this input pulley(sheave) moves, feeding output pulley(sheave) also moves and comes nearer on the mounted output pulley which in turn change the Portion of v-shaped belt wrapped over the output pulleys to the bigger cross-sectional spot from the output conical pulleys and ideal torque ratios https://louisuoguj.mybuzzblog.com/12511679/facts-about-gearbox-cvt-revealed