[three] The V-belt really should be very stiff while in the pulley's axial way to create only shorter radial movements when sliding in and out of the pulleys. Shafts, bearings, reducers, and couplings are all used to aid mechanical electric power transmission in industrial machinery Some cars with CVT transmissions https://gearbox-cvt53085.ourcodeblog.com/32859192/the-definitive-guide-to-gearbox-cvt