Examples of this kind of transmissions are used in helicopters and wind turbines. In the case of the wind turbine, the first stage of the gearbox is normally a planetary equipment, to attenuate the size though withstanding the superior torque inputs through the turbine.[4][5] Lots of early versions of those https://automobilegearbox05161.get-blogging.com/34677504/not-known-details-about-automobile-gearbox