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chain drive |
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chain driveDevice widely used for the transmission of power where shafts are separated at distances greater than that for which gears are practical. In such cases, sprockets (wheels with teeth shaped to mesh with a chain) take the place of gears and drive one another by means of a chain passing over the sprocket teeth. The chains used in conveyor belts are commonly block chains, and consist of solid or laminated blocks connected by side plates and pins. The blocks engage with teeth on sprocket wheels. Depending on the material being moved, buckets, hooks, or other devices are connected to the blocks. chain drive [′chān ‚drīv] (mechanical engineering) A flexible device for power transmission, hoisting, or conveying, consisting of an endless chain whose links mesh with toothed wheels fastened to the driving and driven shafts. How to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit webmaster's page for free fun content. |
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Chain drives are also found in the center of a garage ceiling. a maker of pumps, bearings, chain drives and hoses. USB key chain drives already come in wacky shapes like sushi or mini hamburgers, but at this year's CES, one company hyped its gizmos as "tasty" storage without the plastic food accouterments. |
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