bn:00011320n
Noun Concept
Categories: Kinematics, Machines, Simple machines
EN
block and tackle  Block & tackle  Block and fall  mechanical advantage pulley system  reeving
Definitions
Relations
Sources
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
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 & Open English WordNet
Wikipedia
Wikidata
Wiktionary
Wikipedia Redirections