The present invention provides a trolley comprising a load plate on which an object is loaded; a front wheel part comprising a front wheel support shaft-coupled to the front of the lower portion of the load plate, and a pair of wheels provided at both ends of the front wheel support, respectively, to rotate along the rotational radius of the shaft and be selectively seated on the ground and driven, while traveling; a rear wheel part comprising a rear wheel support shaft-coupled to the rear of the lower portion of the load plate, and a pair of wheels provided at both ends of the rear wheel support, respectively, to rotate along the rotational radius of the shaft and be selectively seated on the ground and driven, while traveling; and an actuation member operatively connecting the pair of wheels of the front wheel part and the pair of wheels of the rear wheel part to be aligned with each other through a gear coupling structure and adjusting the position of at least one of the pair of wheels of the front wheel part.


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    Title :

    TROLLEY AND OFFSHORE STRUCTURE HAVING SAME


    Additional title:

    WAGEN UND OFFSHORE-STRUKTUR DAMIT
    CHARIOT ET STRUCTURE EN MER LE COMPORTANT


    Contributors:

    Publication date :

    2024-07-24


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    English


    Classification :

    IPC:    B62B Von Hand bewegte Fahrzeuge, z.B. Handkarren oder Kinderwagen , HAND-PROPELLED VEHICLES, e.g. HAND CARTS OR PERAMBULATORS / F16H Getriebe , GEARING



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