Zimmerman, John R. Department of Mechanical Engineering, Pennsylvania State University, University Park, Pennsylvania.
- Flat-belt pulleys
- V-belt pulleys
- Rope sheaves
- Timing-belt pulleys
- Additional Reading
A wheel with a flat, crowned, or grooved rim (Fig. 1) used with a flat belt, V-belt, or a rope to transmit motion and energy. Pulleys for use with V-belt and rope drives have grooved surfaces and are usually called sheaves. A combination of ropes, pulleys, and pulley blocks arranged to gain a mechanical advantage, as for hoisting a load, is referred to as block and tackle. See also: Belt drive; Block and tackle
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