Unlike handbook gearboxes that have to have manual shifting and automated gearboxes that pick out gears based upon many inputs, epicyclic gearboxes count on the engagement and disengagement of gears inside the planetary method to realize diverse equipment ratios. In a gearbox, the key shaft would be the output shaft. https://automobile-gearbox97383.tkzblog.com/33935308/5-simple-techniques-for-automobile-gearbox