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third-rail power

См. также в других словарях:

  • Third rail — For other uses, see Third rail (disambiguation). Third rail at the West Falls Church Metro station near Washington, D.C., electrified at 750 volts. The third rail is at the top of the image, with a white canopy above it. The two lower rails… …   Wikipedia

  • third´-rail´ — third rail, a rail paralleling the ordinary rails of a railroad. It carries a powerful electric current and is used on some railroads instead of an overhead wire. The power is picked up by a device (shoe) that extends out from the locomotive or… …   Useful english dictionary

  • third rail — ☆ third rail n. an extra rail used in some electric railways, instead of an overhead wire, for supplying power …   English World dictionary

  • Third rail (metaphor) — The phrase third rail is a metaphor in politics to denote an idea or topic that is so charged and untouchable that any politician or public official who dares to broach the subject would invariably suffer politically.The third rail in a train… …   Wikipedia

  • Third rail (model railroading) — The use of a third rail in model railroading is a technique that is sometimes applied in order to facilitate easier wiring.Two rail versus three rail systemEarly toy trains used two metal rail tracks like most real trains. However, manufacturers… …   Wikipedia

  • third rail — noun a rail through which electric current is supplied to an electric locomotive • Hypernyms: ↑track, ↑rail, ↑rails, ↑runway * * * noun : a metal rail through which current is led to the motors of an electric locomotive compare running rail * * * …   Useful english dictionary

  • third rail — noun a) The electrified rail that runs besides, or between train tracks to power electric trains. Social security is the third rail of American politics: touch it and your political career dies. b) anything that is dangerous to come into contact… …   Wiktionary

  • List of rail transport systems using third rail — Third rail railways predominantly operate in urban contexts. Notable exceptions are (or were) mainline electrics of the former Southern Region of British Railways and a few interurban railways in the US. In Europe top contact third rail tends to… …   Wikipedia

  • Rail — or rails may refer to:* Guard rail, for safety or support * Handrail, on a stairway * Rallidae, the group of birds called rails * Rail tracks * The hot rolled steel profiles used on rail tracks or Tramway tracks ** Railway rail ** Vignoles rail… …   Wikipedia

  • Rail transport modelling — Rail transport Operations Track Maintenance High speed Gauge Stations …   Wikipedia

  • Rail transport — Railroad and Railway both redirect here. For other uses, see Railroad (disambiguation). Rail transport is the conveyance of passengers and goods by means of wheeled vehicles specially designed to run along railways or railroads. Rail transport is …   Wikipedia

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