1–5 of 5 hits
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    High-speed elevator fairing selection method

    Free access
    CHEN XIANGJUN / FU JUNPING / CHEN DONGDONG et al. | European Patent Office | 2022

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

    Free access
    CHEN DONGDONG / FU JUNPING / CHEN XIANGJUN et al. | European Patent Office | 2023

    Wear-resistant elevator traction sheave and abrasion loss monitoring device thereof

    Free access
    CHEN XIANGJUN / CHENG HUI / FU JUNPING et al. | European Patent Office | 2023

    Escalator braking distance detection device and detection method thereof

    Free access
    CHEN DONGDONG / FU JUNPING / CHEN XIANGJUN et al. | European Patent Office | 2022

    Compression detection and video monitoring device for buffer in elevator pit

    Free access
    CHEN XIANGJUN / HUANG XIAOCHENG / CHEN DONGDONG et al. | European Patent Office | 2023