bn:00011320n
Noun Concept
Categories: Machines, Simple machines, Kinematics
EN
block and tackle  Block & tackle  Block and fall  mechanical advantage pulley system  rope and pulley system
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EN
A block and tackle or only tackle is a system of two or more pulleys with a rope or cable threaded between them, usually used to lift heavy loads. Wikipedia
A system of two or more pulleys with a rope or cable threaded between them, usually used to lift or pull heavy loads Wikipedia Disambiguation
Device consisting of two pulleys ; device multiplying force; machine used to lift heavy loads Wikidata
A system in which a rope, cable, or chain (the tackle) is passed over pulleys enclosed in two (or rarely more) blocks, one fixed and one attached to a load, which is used to gain mechanical advantage to lift or pull heavy loads. Wiktionary
WordNet 3.0 & WordNet 2020
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