In essence, gears are just circles with enamel connecting them. A equipment transmits a round motion involving two different shafts by rotating and meshing with An additional equipment on one other shaft. Gears arrive in many different sizes and shapes, including spur gear, helical equipment, bevel gear, and worm equipment. https://brooksksuts.yomoblog.com/40745334/automobile-gearbox-fundamentals-explained