Apparatus invented by Danish engineer, A. O. MALVIG, consisting of special ground electric coil laid in road itself; passage of vehicle over coil sends impulse along to relay device; coil contains no movable parts, is not affected by weather or state of roads and suffers no injury by passage of vehicles over it; can also be used for signaling.


    Zugriff

    Zugriff über TIB

    Verfügbarkeit in meiner Bibliothek prüfen


    Exportieren, teilen und zitieren



    Titel :

    Automatic traffic counter and signal control


    Weitere Titelangaben:

    Roads Road Construction


    Erschienen in:

    Erscheinungsdatum :

    1934


    Medientyp :

    Aufsatz (Zeitschrift)


    Format :

    Print


    Sprache :

    Englisch




    Automatic traffic counter

    Bird, G. / Garwood, F. | Engineering Index Backfile | 1938


    Automatic traffic signal lights

    Hurley, J.F. | Engineering Index Backfile | 1928


    COUNTER TRAFFIC LIGHTS

    YANG WON KYOUNG / CHA SANG MIN | Europäisches Patentamt | 2018

    Freier Zugriff