A tower lift includes a main frame extending in a vertical direction, a movable frame configured to be movable in the vertical direction along the main frame, a carriage module mounted to the movable frame, a pair of driving rails extending parallel with each other on the main frame and comprising a plurality of first permanent magnets and a plurality of second permanent magnets arranged in the vertical direction, respectively, a driving wheel disposed between the driving rails to be spaced apart from the driving rails and comprising a plurality of third permanent magnets arranged in a circumferential direction, and a driving unit for rotating the driving wheel.


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    Title :

    Tower lift


    Contributors:
    LEE JUNG HUN (author) / LEE SUNG HYUN (author) / JANG IN BAE (author)

    Publication date :

    2020-12-01


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    English


    Classification :

    IPC:    B61L Leiten des Eisenbahnverkehrs , GUIDING RAILWAY TRAFFIC / B60L PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES , Antrieb von elektrisch angetriebenen Fahrzeugen / H01L Halbleiterbauelemente , SEMICONDUCTOR DEVICES



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