To counter this friction, bearings are used within the shafts. It minimizes the friction by rolling movement, which decreases the consumption of Electricity. Both the counter and primary shafts function with the support of your bearing. Spur and helical gears are Employed in the sliding mesh gearbox to act. https://gearbox74195.ampblogs.com/the-basic-principles-of-gearbox-70493697