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  1. ClassificationSimple machine
    IndustryConstruction, transportation
    Wheels1
    Axles1
    Block and tackle

    A block is a set of pulleys (wheels) assembled so that each pulley rotates independently from every other pulley. Two blocks with a rope attached to one of the blocks and threaded through the two sets of pulleys form a … See more

    Rope and pulley systems

    A rope and pulley system—that is, a block and tackle—is characterised by the use of a single continuous rope to transmit a tension force around one or more pulleys to lift or move a load—the rope may be a light line or a strong … See more

    Belt and pulley systems

    A belt and pulley system is characterized by two or more pulleys in common to a belt. This allows for mechanical power, torque, and speed to be transmitted across axles. If the pulleys are of differing diameters, a mechanica… See more

     
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  2. Pulley - Simple English Wikipedia, the free encyclopedia

    A pulley is a simple machine that is used to lift heavy objects. Block and tackle system is a modified form of a pulley. Pulleys are usually used in sets designed to make the amount of force needed to lift something smaller.A pulley may be …

  3. Differential pulley - Wikipedia

    A differential pulley—also called "Weston differential pulley", sometimes "differential hoist", "chain hoist", or colloquially "chain fall"—is used to manually lift very heavy objects like car engines. It is operated by pulling upon the slack …

  4. Pulley: Definition, Types, Examples and …

    Jan 18, 2022 · A pulley is a simple machine consisting of a wheel rotating about its axle. It is constructed by looping a rope or a cable around the groove of the wheel. Therefore, the three …

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  5. pulley - Wiktionary, the free dictionary

    Jan 2, 2025 · pulley (third-person singular simple present pulleys, present participle pulleying, simple past and past participle pulleyed) To raise or lift by means of a pulley.

  6. Pulley Wiki, biography, pictures, Pulley songs & albums - Artist Wiki

  7. pul·ley
    noun
    1. a wheel with a grooved rim around which a cord passes. It acts to change the direction of a force applied to the cord and is chiefly used (typically in combination) to raise heavy weights. Compare with block
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