pulley

pul·ley  (pl)

n. pl. pul·leys

1. A simple machine consisting essentially of a wheel with a grooved rim in which a pulled rope or chain can run to change the direction of the pull and thereby lift a load.

2. A wheel turned by or driving a belt.

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[Middle English poley, from Old French polie and from Medieval Latin poliva, both ultimately from Greek polos, axis; see k^wel-¹ in Indo-European roots.]

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pulley [ˈpʊlɪ]

n

1. (Engineering / Mechanical Engineering) a wheel with a grooved rim in which a rope, chain, or belt can run in order to change the direction or point of application of a force applied to the rope, etc.

2. (Engineering / Mechanical Engineering) a number of such wheels pivoted in parallel in a block, used to raise heavy loads

3. (Engineering / Mechanical Engineering) a wheel with a flat, convex, or grooved rim mounted on a shaft and driven by or driving a belt passing around it

[C14 poley, from Old French polie, from Vulgar Latin polidium (unattested), apparently from Late Greek polidion (unattested) a little pole, from Greek polos axis]

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pulley  (pl)

A machine consisting of a wheel over which a pulled rope or chain runs to change the direction of the pull used for lifting a load. Combinations of two or more pulleys working together reduce the force needed to lift a load. See also block and tackle.

Thesaurus

Noun

1.

pulley - a simple machine consisting of a wheel with a groove in which a rope can run to change the direction or point of application of a force applied to the rope pulley block, pulley-block, block block and tackle - pulley blocks with associated rope or cable bullock block, bollock - a pulley-block at the head of a topmast fairlead - a pulley-block used to guide a rope forming part of a ship's rigging to avoid chafing idle pulley, idle wheel, idler pulley - a pulley on a shaft that presses against a guide belt to guide or tighten it simple machine, machine - a device for overcoming resistance at one point by applying force at some other point

Translations

pulley [ˈpʊlɪ] N → polea f

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pulley [ˈpʊli] n → poulie f
pull-in [ˈpʊlɪn] (British) pull-off [ˈpʊlɒf] (US) n → parking m

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pulley

n (= wheel) → Rolle f; (= block) → Flaschenzug m; (= hospital apparatus) → Streckapparat m

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pulley [ˈpʊlɪ] n → puleggia, carrucola

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pulley [ˈpʊlɪ] n → puleggia, carrucola

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pulley

n pulley [ˈpuli]

a wheel over which a rope etc can pass in order to lift heavy objects. katrol بَكَرَه скрипец kladka trisse die Rolle τροχαλία polea (tali)plokk قرقره väkipyörä poulie גַלגֶלֶת चरखी csiga kerekan talía, blökk; trissa puleggia, carrucola 滑車 도르래 skridinys trīsis kapi katrol trinse, reimskive blok roldana scri­pete шкив; блок kladka škripec kotur block, talja รอก makara, palanga 滑輪 шків, блок چرخي cái ròng rọc 滑轮