Worm and worm wheel systems represent an essential class of gears utilized in various mechanical applications, prized for their unique characteristics and functionalities. This gear configuration consists of a threaded shaft known as the worm, which engages with a toothed wheel called the worm wheel or worm gear. Here's an overview of their features and applications: Mechanism: The worm, resembling a screw, meshes with the teeth of the worm wheel. As the worm rotates, it transfers rotational motion to the worm wheel. The angle of the worm's thread dictates the gear ratio between the two components, determining the speed reduction achieved by the system. Gear Ratio: Worm and worm wheel setups offer significant gear reduction ratios, making them ideal for applications where a high reduction in speed and torque is necessary. This characteristic enables precise control and positioning in machinery such as elevators, conveyor systems, and robotic arms.