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    Suspension type monorail traction power supply device, system and method

    Free access
    ZHANG QIN / WANG LEI / JIA QIUFENG et al. | European Patent Office | 2023

    Single-swing-arm steering system for monorail transit

    Free access
    ZHANG QIN / WANG LEI / JIA QIUFENG et al. | European Patent Office | 2023

    Linkage swing arm steering system for monorail transit

    Free access
    ZHANG QIN / WANG LEI / JIA QIUFENG et al. | European Patent Office | 2023

    Variable wheel track mechanism and bogie

    Free access
    WANG LEI / ZHANG QIN / JIA QIUFENG et al. | European Patent Office | 2023

    Bogie suitable for various rails and steering system

    Free access
    ZHANG QIN / WANG LEI / JIA QIUFENG et al. | European Patent Office | 2023

    Suspension type aerial train automatic fire-fighting system

    Free access
    WANG LEI / ZHANG QIN / JIA QIUFENG et al. | European Patent Office | 2020

    Current collector with pressure supplementing function

    Free access
    WANG LEI / ZHANG QIN / WU CHANGHONG et al. | European Patent Office | 2020

    Contact rail insulation supporting device, shock absorption supporting device and detachable supporting device

    Free access
    WANG LEI / LI ZIFENG / ZHANG QIN et al. | European Patent Office | 2020

    Movable hanging sky train overhauling platform and hanging type sky train overhauling warehouse

    Free access
    WANG LEI / LI ZIFENG / ZHANG QIN et al. | European Patent Office | 2020

    Movable suspension type sky train evacuation platform and system

    Free access
    WANG LEI / LI ZIFENG / ZHANG QIN et al. | European Patent Office | 2020