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escapement device

См. также в других словарях:

  • Escapement — redirects here. For the fisheries term for the stock surviving fishing pressures over a spawning cycle, see Spawn (biology). For other uses, see Escapement (disambiguation). A deadbeat escapement, used in many pendulum clocks. Click above to see… …   Wikipedia

  • escapement — /i skayp meuhnt/, n. 1. Horol. the portion of a watch or clock that measures beats and controls the speed of the going train. Cf. anchor escapement, deadbeat (def. 1), lever escapement. 2. a mechanism for regulating the motion of a typewriter… …   Universalium

  • escapement — noun Date: 1779 1. a. a device in a timepiece which controls the motion of the train of wheelwork and through which the energy of the power source is delivered to the pendulum or balance by means of impulses that permit a tooth to escape from a… …   New Collegiate Dictionary

  • Verge escapement — showing (c) crown wheel, (v) verge, (p,q) pallets Ve …   Wikipedia

  • mechanical device — noun mechanism consisting of a device that works on mechanical principles • Hypernyms: ↑mechanism • Hyponyms: ↑broadcaster, ↑spreader, ↑bumper, ↑bumper guard, ↑carburetor, ↑carburettor, ↑ …   Useful english dictionary

  • Armillary sphere — An armillary sphere (variations are known as spherical astrolabe, armilla, or armil) is a model of the celestial sphere. Description and use of the armillary sphere The exterior parts of this machine are a compages of brass rings, which represent …   Wikipedia

  • History of the steam engine — This article primarily deals with the history of the reciprocating type steam engine. The parallel development of turbine type engines is described in the steam turbine article. The history of the steam engine stretches back as far as the first… …   Wikipedia

  • Pendulum — This article is about pendulums. For other uses, see Pendulum (disambiguation). Simple gravity pendulum model assumes no friction or air resistance …   Wikipedia

  • List of Chinese inventions — A bronze Chinese crossbow mechanism with a buttplate (the wooden components have …   Wikipedia

  • Clock — For other uses, see Clock (disambiguation). Timepiece redirects here. For the Kenny Rogers album, see Timepiece (album). Platform clock at King s Cross railway station, London …   Wikipedia

  • History of timekeeping devices — For thousands of years, devices have been used to measure and keep track of time. The current sexagesimal system of time measurement dates to approximately 2000 BC, in Sumer. The Ancient Egyptians divided the day into two 12 hour periods, and… …   Wikipedia

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