1–5 von 5 Ergebnissen
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    Wear-resistant elevator traction sheave and abrasion loss monitoring device thereof

    Freier Zugriff
    CHEN XIANGJUN / CHENG HUI / FU JUNPING et al. | Europäisches Patentamt | 2023

    High-speed elevator fairing selection method

    Freier Zugriff
    CHEN XIANGJUN / FU JUNPING / CHEN DONGDONG et al. | Europäisches Patentamt | 2022

    Escalator braking distance detection device and detection method thereof

    Freier Zugriff
    CHEN DONGDONG / FU JUNPING / CHEN XIANGJUN et al. | Europäisches Patentamt | 2022

    Elevator fault detection system and method based on current monitoring and unmanned aerial vehicle

    Freier Zugriff
    CHEN DONGDONG / FU JUNPING / CHEN XIANGJUN et al. | Europäisches Patentamt | 2023

    Compression detection and video monitoring device for buffer in elevator pit

    Freier Zugriff
    CHEN XIANGJUN / HUANG XIAOCHENG / CHEN DONGDONG et al. | Europäisches Patentamt | 2023