pulley blocks
Смотреть что такое "pulley blocks" в других словарях:
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
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 — pul•ley [[t]ˈpʊl i[/t]] n. pl. leys 1) mac a wheel for supporting, guiding, or transmitting force to or from a moving rope or cable that rides in a groove in its edge 2) mac a combination of such wheels in a block, or of such wheels or blocks in… … From formal English to slang
pulley — /ˈpʊli / (say poolee) noun (plural pulleys) 1. a wheel with a grooved rim for carrying a line, turning in a frame or block and serving to change the direction of or transmit force, as in pulling at one end of the line to raise a weight at the… …
Back blocks — Block Block (bl[o^]k), n. [OE. blok; cf. F. bloc (fr. OHG.), D. & Dan. blok, Sw. & G. block, OHG. bloch. There is also an OHG. bloch, biloh; bi by + the same root as that of E. lock. Cf. {Block}, v. t., {Blockade}, and see {Lock}.] [1913 Webster] … The Collaborative International Dictionary of English
Portsmouth Block Mills — The Portsmouth Block Mills form part of the Portsmouth Dockyard at Portsmouth, Hampshire, England, and were built during the Napoleonic Wars to supply the British Royal Navy with pulley blocks. They started the age of mass production using all… … Wikipedia
work, history of the organization of — Introduction history of the methods by which society structures the activities and labour necessary to its survival. work is essential in providing the basic physical needs of food, clothing, and shelter. But work involves more than the use … Universalium
Marc Isambard Brunel — Sir Marc Isambard Brunel, by James Northcote Born Marc Isambard Brunel April 25, 1769(1769 04 25) … Wikipedia
American System of manufacture — Production of many identical parts and their assembly into finished products. Though Eli Whitney has been credited with this development, the ideas had appeared earlier in Europe and were being practiced in arms factories in the U.S. (see armoury … Universalium
block and tackle — noun pulley blocks with associated rope or cable • Hypernyms: ↑hoist • Part Meronyms: ↑pulley, ↑pulley block, ↑pulley block, ↑block * * * noun [singular] : a simple machine that is used to help lift heavy objects and that consists of rope and… … Useful english dictionary
tackle — n. & v. n. 1 equipment for a task or sport (fishing tackle). 2 a mechanism, esp. of ropes, pulley blocks, hooks, etc., for lifting weights, managing sails, etc. (block and tackle). 3 a windlass with its ropes and hooks. 4 an act of tackling in… … Useful english dictionary
