- rotating pulley
- Лифты: подвижный ролик (полиспаста)
Универсальный англо-русский словарь. Академик.ру. 2011.
rotating pulley
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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 — 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
crankshaft pulley — A wheel attached to the front end of the crankshaft which is connected by fan belts to the fan, the alternator, and other devices so that the rotating crankshaft can drive these other parts as well. The crankshaft pulley usually has timing marks… … Dictionary of automotive terms
dynamometer — /duy neuh mom i teuhr/, n. 1. a device for measuring mechanical force, as a balance. 2. a device for measuring mechanical power, esp. one that measures the output or driving torque of a rotating machine. [1800 10; DYNAMO + METER] * * * ▪… … Universalium
IBM Selectric typewriter — The IBM Selectric typewriter (occasionally known as the IBM Golfball typewriter) is an influential electric typewriter design. It was introduced in 1961.Instead of a basket of pivoting typebars the Selectric had a pivoting type element… … Wikipedia
Continuously variable transmission — Transmission types Manual Sequential manual Non synchronous Preselector Automatic Manumatic Semi automatic Electrohydraulic Dual … Wikipedia
Crane (machine) — A modern crawler type derrick crane with outriggers. The latticed boom is fitted with a jib. A crane is a type of machine, generally equipped with a hoist, wire ropes or chains, and sheaves, that can be used both to lift and lower material … Wikipedia
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Ball differential — A ball differential is a type of differential typically used on radio controlled cars. It differs from a geared differential by using several small ball bearings rotating between two plates, instead of bevel gears. History The first ball… … Wikipedia
Technology of the Song Dynasty — The Song Dynasty ( zh. 宋朝; 960–1279 CE) provided some of the most significant technological advances in Chinese history, many of which came from talented statesmen drafted by the government through imperial examinations.The ingenuity of advanced… … Wikipedia
List of Chinese inventions — A bronze Chinese crossbow mechanism with a buttplate (the wooden components have … Wikipedia
