rope drum shaft

См. также в других словарях:

• Drum — Drum, n. [Cf. D. trom, trommel, LG. trumme, G. trommel, Dan. tromme, Sw. trumma, OHG. trumba a trumpet, Icel. pruma a clap of thunder, and as a verb, to thunder, Dan. drum a booming sound, drumme to boom; prob. partly at least of imitative… …   The Collaborative International Dictionary of English

• Bass drum — Drum Drum, n. [Cf. D. trom, trommel, LG. trumme, G. trommel, Dan. tromme, Sw. trumma, OHG. trumba a trumpet, Icel. pruma a clap of thunder, and as a verb, to thunder, Dan. drum a booming sound, drumme to boom; prob. partly at least of imitative… …   The Collaborative International Dictionary of English

• Double drum — Drum Drum, n. [Cf. D. trom, trommel, LG. trumme, G. trommel, Dan. tromme, Sw. trumma, OHG. trumba a trumpet, Icel. pruma a clap of thunder, and as a verb, to thunder, Dan. drum a booming sound, drumme to boom; prob. partly at least of imitative… …   The Collaborative International Dictionary of English

• Tenor drum — A tenor drum is a cylindrical drum, which is higher pitched than a bass drum.In a symphony orchestra s percussion section, a tenor drum is a low pitched variant of the snare drum, although sometimes without snares and played with soft mallets or… …   Wikipedia

• Cotton mill — A cotton mill is a factory that houses spinning and weaving machinery. Typically built between 1775 and 1930, mills spun cotton which was an important product during the Industrial Revolution. Cotton mills, and the mechanisation of the spinning… …   Wikipedia

• Pleasley Colliery — is a former English coal mine. It is located to the NW of Pleasley village which sits astride the River Meden on the Nottinghamshire/Derbyshire border. HistoryTimelineIt was sunk in the 1870s and produced coal until 1983. By some miracle it… …   Wikipedia

• Worm drive — A worm drive is a gear arrangement in which a worm (which is a gear in the form of a screw) meshes with a worm gear (which is similar in appearance to a spur gear, and is also called a worm wheel). The terminology is often confused by imprecise… …   Wikipedia

• Fly system — Fly loft of the Theater Bielefeld in Germany A fly system, flying system or theatrical rigging system, is a system of lines (e.g. ropes), blocks (pulleys), counterweights and related devices within a theatre that enable a stage crew to quickly,… …   Wikipedia

• Hoist (mining) — A drum hoist (cables visible) and motor In underground mining a hoist or winder[1] is used to raise and lower conveyances within the mine shaft. Modern hoists are normally powered using electric motors, historically with …   Wikipedia

• 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

• elevator — /el euh vay teuhr/, n. 1. a person or thing that elevates or raises. 2. a moving platform or cage for carrying passengers or freight from one level to another, as in a building. 3. any of various mechanical devices for raising objects or… …   Universalium