3a. What gear types are used in traction drives?
3b. What are the advantages of traction drives over other mechanical drive systems?
Are like gears and transmit power through mating rollers (cones, cylinders, discs, rings, or spheres). Dry and lubricated types are available. These are used in place of belts, gears, or chain drives where space is limited. Advantages include quiet operation, high speed reduction, low vibration, and high efficiency
ADVANTAGE
more clean and easy to handle, no need of coal and water, easy speed control, high efficiency, low maintenance and running costs, etc.
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