1–5 von 5 Ergebnissen
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    Multi-group safety gear linkage device and braking method thereof

    Freier Zugriff
    HUANG YAN / CAO YAJUAN / CAO FENG | Europäisches Patentamt | 2023

    Detection method of elevator traction machine brake

    Freier Zugriff
    ZHOU YAN / CAO YAJUAN / CAO FENG | Europäisches Patentamt | 2023

    Elevator speed governor and elevator safety system

    Freier Zugriff
    ZHOU YAN / CAO YAJUAN / CAO FENG | Europäisches Patentamt | 2023

    Elevator multi-stage speed reduction buffering and damping mechanism and method thereof

    Freier Zugriff
    ZHOU YAN / CAO YAJUAN / CAO FENG | Europäisches Patentamt | 2023

    Elevator control device and elevator control method

    Freier Zugriff
    HUANG YAN / CAO YAJUAN / CAO FENG | Europäisches Patentamt | 2023