The invention discloses a lockable roller device which comprises a steering ring, a vertical rod, a cross rod, a locking hole, a fixing rod, a magnetic disc, a steering column, a blocking rod and a blocking rod magnetic disc, wherein the steering ring wraps one end of the vertical rod, a plurality of locking holes are formed in a wheel, the magnetic disc is located on the fixing rod, the steering column is located at the bottom end of the fixing rod, can rotate around the fixing rod and is provided with a through hole, and the blocking rod magnetic disc is arranged at one end of the blocking rod. The lockable roller device can completely lock the rolling wheel.


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    Title :

    Lockable roller device


    Contributors:
    YIN CUIPING (author)

    Publication date :

    2015-07-29


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    English


    Classification :

    IPC:    F16D COUPLINGS FOR TRANSMITTING ROTATION , Nicht schaltbare Kupplungen / A47B Tische , TABLES / B60B VEHICLE WHEELS , Räder für Fahrzeuge



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