In essence, gears are just circles with teeth connecting them. A equipment transmits a round movement between two unique shafts by rotating and meshing with A different equipment on the opposite shaft. Gears arrive in many different styles and sizes, like spur equipment, helical equipment, bevel gear, and worm gear. https://travisnrspm.answerblogs.com/34362732/the-best-side-of-automobile-gearbox