In a Cvt transmission a v-formed metallic (rubber in some scenario) chain or belt is used to transmit electricity from enter pulleys into the output pulleys as this belt or chain is wrapped more than the two conical enter and output pulleys pairs plus the V-shape of this belt https://gearbox-cvt65318.dailyblogzz.com/32877979/not-known-factual-statements-about-cvt