Abstract The invention relates to a method for modernizing an elevator system, which elevator system comprises a first elevator (1) comprising a first car (2) in a first hoistway (3), a second elevator (4), comprising a second car (5) in a second hoistway (6), the method comprising using the first and second car (2,5) for transporting passengers and/or goods between vertically displaced floors of a building (7), and thereafter removing the first elevator car from use for transporting passengers and/or goods between vertically displaced floors, and thereafter installing a construction time elevator (8) into the lower end of the first hoistway (3), the traveling zone (Z3) of the car (9) of the construction time elevator (8) covering only partially the height of the first hoistway (3); and thereafter using the car (9) of the construction time elevator (8) and the second car (5) simultaneously for transporting passengers and/or goods between vertically displaced floors of the building (7), during which using the method comprises performing construction work in the first hoistway (3) above the traveling zone (Z3) of the car (9) of the construction time elevator (8); and thereafter changing the traveling zone (Z3) of the car (9) of the construction time elevator (8) to extend higher (Z5) in the hoistway (3), and thereafter using the car (9) of the construction time elevator (8) and the second car (5) simultaneously for transporting passengers and/or goods between vertically displaced floors, during which using the method comprises performing construction work in the first hoistway (3) above the traveling zone (Z5) of the car (9) of the construction time elevator. Fig. 1 7-3 F - 6 12a F 18a 18b' 9


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    Title :

    METHOD FOR MODERNIZING ELEVATOR SYSTEM


    Contributors:
    HAAPANIEMI MARKKU (author) / RÄSÄNEN MATTI (author) / KERE PETRI (author) / LAINE JANNE (author) / ÖSTERMAN JARI (author) / VIITA-AHO TARVO (author) / MUSTALAHTI JORMA (author) / VENHO ANSSI (author) / HÄGG JORI (author) / LANZ OTTO (author)

    Publication date :

    2021-11-11


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    English


    Classification :

    IPC:    B66B Aufzüge , ELEVATORS



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