In essence, gears are only circles with teeth connecting them. A equipment transmits a round motion between two various shafts by rotating and meshing with A different equipment on another shaft. Gears appear in a number of sizes and shapes, like spur equipment, helical equipment, bevel gear, and worm gear. https://automobilegearbox18416.shoutmyblog.com/33303387/the-best-side-of-automobile-gearbox