The invention describes a safety door assembly (1) for a hoist window (2HW) of a structure (2), which safety door assembly (1) comprises a sliding door (10) arranged to reveal or conceal the hoist window (2HW); and a barrier assembly (11) which can be closed to inhibit access to an area (25X) in front of the hoist window (2HW) or opened to permit access to the area (25X) in front of the hoist window (2HW); and wherein the barrier assembly (11) is adapted to prevent the sliding door (10) from revealing the hoist window (2HW) when the barrier assembly (11) is open; and the sliding door (10) is adapted to prevent opening of the closed barrier assembly (11) when the sliding door reveals the hoist window (2HW).


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    Title :

    SAFETY DOOR ASSEMBLY


    Additional title:

    SICHERHEITSTÜRANORDNUNG
    ENSEMBLE PORTE DE SÉCURITÉ



    Publication date :

    2025-03-12


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    English


    Classification :

    IPC:    F03D Windkraftmaschinen , WIND MOTORS / B66C Krane , CRANES



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