block system

block system
block system
n.
a system of dividing a railroad track into several sections (blocks) and regulating the trains by automatic signals (block signals) so that there is usually no more than one train in one section

English World dictionary. . 2014.

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  • Block system — 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

  • Block system — System Sys tem, n. [L. systema, Gr. ?, fr. ? to place together; sy n with + ? to place: cf. F. syst[ e]me. See {Stand}.] 1. An assemblage of objects arranged in regular subordination, or after some distinct method, usually logical or scientific;… …   The Collaborative International Dictionary of English

  • Block system — (Railroads) A system by which the track is divided into short sections, as of three or four miles, and trains are so run by the guidance of electric, or combined electric and pneumatic, signals that no train enters a section or block until the… …   The Collaborative International Dictionary of English

  • block-system — [blɔksistɛm] n. m. ÉTYM. 1881; angl. block system (1873), de (to) block « fermer », et system. ❖ ♦ Anglic. Techn. (ch. de fer). Dispositif de signalisation automatique sur des sections de voie, destiné à éviter les collisions. || …   Encyclopédie Universelle

  • block system — Railroads. 1. a series of consecutive blocks. Cf. block (def. 22). 2. a system of blocks and block signals for controlling train movements. [1860 65] * * * …   Universalium

  • block system — series of sequential blocks; system of blocks for controlling train flow wherein railroad track is divided into short sections and trains are guided by automatic signals …   English contemporary dictionary

  • block system — noun a system of railway signalling which divides the track into sections and allows no train to enter a section that is not completely clear …   English new terms dictionary

  • block system — /ˈblɒk sɪstəm/ (say blok sistuhm) noun any system of controlling train movements by allowing only one train at a time into a section of the railway …  

  • Block-system — Antiblockiersystem « ABS » redirige ici. Pour les autres significations, voir ABS (homonymie). L’Antiblockiersystem, abrégé en ABS, est le terme allemand qui désigne un système d assistance au freinage utilisé sur les véhicules roulants …   Wikipédia en Français

  • block-system —   n. method of railway signalling by which one section of line never carries more than one train …   Dictionary of difficult words

  • Signalling block system — Signalling block systems enable the safe and efficient operation of railways, so as to avoid collisions between trains. Block systems are used to control trains between stations and yards, and not normally within them. Any block system is defined …   Wikipedia

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