1–9 of 9 hits
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    Layer-by-layer buffer mechanism for elevator without foundation pit

    Free access
    WANG JIN / CAI XUJING / QIAN XIAOJIN et al. | European Patent Office | 2020

    Stable portal frame for foundation-pit-free elevator

    Free access
    CAI XUJING / WANG JIN / QIAN XIAOJIN et al. | European Patent Office | 2020

    Bottom plate with shock isolation structure for foundation-fit-free elevator

    Free access
    WANG JIN / CAI XUJING / QIAN XIAOJIN et al. | European Patent Office | 2020

    Derrick track for foundation-pit-free elevator

    Free access
    CAI XUJING / WANG JIN / QIAN XIAOJIN et al. | European Patent Office | 2020

    Safety protecting device for foundation pit-free elevator

    Free access
    WANG JIN / CAI XUJING / QIAN XIAOJIN et al. | European Patent Office | 2020

    Anti-vibration device for baseless elevator

    Free access
    CAI XUJING / WANG JIN / QIAN XIAOJIN et al. | European Patent Office | 2020

    Traction machine for foundation-free elevator

    Free access
    WANG JIN / CAI XUJING / QIAN XIAOJIN et al. | European Patent Office | 2020

    Non-foundation-pit elevator with anti-seismic structure

    Free access
    WANG JIN / CAI XUJING / QIAN XIAOJIN et al. | European Patent Office | 2020

    Safety protection mechanism of foundation-pit-free elevator

    Free access
    CAI XUJING / WANG JIN / QIAN XIAOJIN et al. | European Patent Office | 2020