The provider which unites each of the planetary gears revives the output and transfers it to an output shaft. Fixation of many of the ring, Sunshine, and planetary gears do the job collectively for a sole reason. The objective of fixation is to acquire sought after torque and speed. https://keeganecaxw.pointblog.net/the-fact-about-gearbox-that-no-one-is-suggesting-77393060