Rotary tranmission system put two rotating elements into contact.These mechanisms have two purposes:
- Friction wheels:
- Pulleys with belts:
- Interlocking gears:
All of these mechanisms keep the same speed retios,but each one offers a different advantage.
uses:friction wheels and pulleys are often used intoys and other devices with moving parts,such as industrial rollers or conveyor belt systems.Gears are used in clocks,while sprockets and chains are common in home appliances.
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