Actual cut section gear box working model with sector mechanism
- A gearbox is mainly used in the automobile industry as a part of the car transmission mechanism that transfers torque from the engine’s shaft to the wheel.
- The mechanism of gearbox is composed of: -Gear shifting lever -Lay shaft with gear couplings -Reverse idle gear bearing -Drive shaft Actuator handle
- The gear lever , operated by the driver, is connected to a series of selector rods in the top or side of the gearbox. The selector rods lie parallel with shafts carrying the gears.
- The most popular design is the constant-mesh gearbox. It has three shafts: the input shaft , the lay shaft and the mainshaft, which run in bearings in the gearbox casing.