The invention relates to a transportation machine for building materials, in particular to a device allowing vehicles to turn around in a narrow tunnel. The device comprises a cylindrical pit formed in ground surface of the tunnel, a spindle is arranged on the axis of the cylindrical pit, a circular turnplate is arranged at the upper end of the spindle, supporting legs are arranged under the external rim of the circular turnplate, a steering wheel is arranged on the bottom of each supporting leg, a slant support is arranged between each supporting leg and the center of the circular turnplate, the slant supports are arranged on the upper ends of the steering wheels and the spindle, and a supporting seat is arranged under the spindle and fixed on the bottom of the pit. By the application of the device allowing vehicles to turn round in a narrow tunnel, vehicles can be conveniently and efficiently turned around in narrow spaces.


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    Title :

    Device allowing vehicles to turn around in narrow tunnel


    Contributors:
    WANG TAO (author)

    Publication date :

    2015-04-01


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    English


    Classification :

    IPC:    B60S SERVICING, CLEANING, REPAIRING, SUPPORTING, LIFTING, OR MANOEUVRING OF VEHICLES, NOT OTHERWISE PROVIDED FOR , Warten, Reinigen, Instandsetzen, Unterstützen, Anheben oder Rangieren von Fahrzeugen, soweit nicht anderweitig vorgesehen / E21D SHAFTS , Schächte



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