An energy-saving elevator. The energy-saving elevator includes an elevator car, a counterweight, a lift cable, and a hoist-type lifting mechanism. The hoist-type lifting mechanism includes a first adjustable pulley, a second adjustable pulley, and an adjustable cable interconnected between the first adjustable pulley and the second adjustable pulley. The first adjustable pulley includes a first fixed conical member with a first conical surface and a first moveable conical member with a second conical surface. The first conical surface and the second conical surface form a first trapezoid-shape groove between the first fixed conical member and the first moveable conical member. The first trapezoid-shape groove is configured to receive the adjusting cable. The first conical surface and the second conical surface are configured to hold the adjusting cable inside the first trapezoid-shape groove.


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    Title :

    ENERGY-SAVING ELEVATOR


    Contributors:

    Publication date :

    2021-06-10


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    English


    Classification :

    IPC:    B66B Aufzüge , ELEVATORS / F16H Getriebe , GEARING



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