1–11 of 11 hits
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    Elevator lower beam structure with car bottom wheels

    Free access
    FEI QUANQIAN / GU JIAJIN / SHEN HAIHUA et al. | European Patent Office | 2015

    RESCUE APPARATUS FOR RAIL CLAMPING ELEVATOR WITHOUT MACHINE ROOM AND METHOD THEREOF

    Free access
    LI REN / RU XIAOYING / FEI QUANQIAN et al. | European Patent Office | 2021

    Flat transmitting plate installing structure of lift car ceiling

    Free access
    HUANG XUTAO / FEI QUANQIAN / HU QINHUI et al. | European Patent Office | 2015

    Elevator safety maintenance device

    Free access
    FEI QUANQIAN / WU YULI / SHEN HAIHUA et al. | European Patent Office | 2015

    Hidden type quick connecting structure and method for villa elevator derrick

    Free access
    RU XIAOYING / FEI QUANQIAN / LI REN et al. | European Patent Office | 2024

    Household elevator convenient to install and maintain

    Free access
    FEI QUANQIAN / RU XIAOYING / ZHOU YULIANG et al. | European Patent Office | 2023

    Household elevator car convenient to install

    Free access
    LI REN / FEI QUANQIAN / RU XIAOYING et al. | European Patent Office | 2023

    Household elevator with high hoistway space utilization rate

    Free access
    FEI QUANQIAN / RU XIAOYING / QIAN XIAOYAN et al. | European Patent Office | 2023

    Compact type passenger elevator counterweight device without machine room

    Free access
    YU SHANJIE / FEI QUANQIAN / CHEN JUANFEI et al. | European Patent Office | 2022

    Elevator without machine room

    Free access
    WU YULI / NIU YOUQUAN / RU XIAOYING et al. | European Patent Office | 2016

    Double-layer lift car structure for ultra-high-speed elevator

    Free access
    FEI QUANQIAN / RU XIAOYING / SHEN PEIHUA et al. | European Patent Office | 2021