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pulley wheel

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См. также в других словарях:

  • Pulley — Pul ley, n.; pl. {Pulleys}. [F. poulie, perhaps of Teutonic origin (cf. {Poll}, v. t.); but cf. OE. poleine, polive, pulley, LL. polanus, and F. poulain, properly, a colt, fr. L. pullus young animal, foal (cf. {Pullet}, {Foal}). For the change of …   The Collaborative International Dictionary of English

  • Pulley block — Pulley Pul ley, n.; pl. {Pulleys}. [F. poulie, perhaps of Teutonic origin (cf. {Poll}, v. t.); but cf. OE. poleine, polive, pulley, LL. polanus, and F. poulain, properly, a colt, fr. L. pullus young animal, foal (cf. {Pullet}, {Foal}). For the… …   The Collaborative International Dictionary of English

  • Pulley stile — Pulley Pul ley, n.; pl. {Pulleys}. [F. poulie, perhaps of Teutonic origin (cf. {Poll}, v. t.); but cf. OE. poleine, polive, pulley, LL. polanus, and F. poulain, properly, a colt, fr. L. pullus young animal, foal (cf. {Pullet}, {Foal}). For the… …   The Collaborative International Dictionary of English

  • wheel and axle — n. a larger wheel or pulley that is fixed to a shaft, a smaller wheel or pulley, or a drum, to increase mechanical advantage or speed: the wheels are often grooved and operated like pulleys …   English World dictionary

  • pulley — [pool′ē] n. pl. pulleys [ME poley < OFr polie < ML poleia < poledia < MGr * polidion, dim. of polos, pivot, windlass, axis: see WHEEL] 1. a small fixed wheel, sometimes turning in a block, with a grooved rim in which a rope or chain… …   English World dictionary

  • wheel — [n] circle, revolution caster, circuit, circulation, circumvolution, cycle, disk, drum, gyration, gyre, hoop, pivot, pulley, ratchet, ring, roll, roller, rotation, round, spin, trolley, turn, twirl, whirl; concepts 436,464,502 wheel [v] turn,… …   New thesaurus

  • pulley — ► NOUN (pl. pulleys) ▪ a wheel with a grooved rim around which a rope, chain, or belt passes, used to raise heavy weights. ORIGIN Old French polie, probably ultimately from Greek polos pivot, axis …   English terms dictionary

  • Pulley — For the band, see Pulley (band). For the village, see Pulley, Shropshire. For the American photographer, see Gerald P. Pulley. Pulley Pulleys on a ship. In this context, pulleys are usually known as blocks. Classification …   Wikipedia

  • pulley — [1] A grooved wheel carrying a string, rope, chain, or belt which turns the wheel. [2] Flat wheel with a V groove. When attached to a drive and drive members, the pulley provides a means for driving the compressor. See camshaft pulley crankshaft… …   Dictionary of automotive terms

  • Wheel train (horology) — In horology, a wheel train (or just train) is the gear train of a mechanical watch or clock.[1] Although the term is used for other types of gear trains, the long history of mechanical timepieces has created a traditional terminology for their… …   Wikipedia

  • pulley — pulleyless, adj. /pool ee/, n., pl. pulleys. 1. a wheel, with a grooved rim for carrying a line, that turns in a frame or block and serves to change the direction of or to transmit force, as when one end of the line is pulled to raise a weight at …   Universalium

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