1–20 of 1,918 hits
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    Trolley guiding and positioning mechanism

    Free access
    XU FENG | European Patent Office | 2023

    Bobbin paper lifting mechanism

    Free access
    XU FENG | European Patent Office | 2023

    Limiting mechanism for compensation rope tensioning wheel of elevator

    Free access
    XU FENG | European Patent Office | 2021

    Parking lot automatic parking space management device for smart community

    Free access
    XU FENG | European Patent Office | 2021

    Mobile platform for construction equipment

    Free access
    XU FENG | European Patent Office | 2021

    Digital traffic intelligent composite management system

    Free access
    XU FENG | European Patent Office | 2021

    Traffic signal lamp management method and system based on big data

    Free access
    XU FENG | European Patent Office | 2020

    Elastic-rope bicycle training device

    Free access
    XU FENG | European Patent Office | 2015

    Antiskid run-flat tire

    Free access
    XU FENG | European Patent Office | 2015

    Medical caster

    Free access
    XU FENG | European Patent Office | 2015

    Automobile tire

    Free access
    XU FENG | European Patent Office | 2015

    Rolling gear type bicycle training device

    Free access
    XU FENG | European Patent Office | 2015

    Push-pull rod type bicycle training device

    Free access
    XU FENG | European Patent Office | 2015

    Pendulum rod type bicycle training device

    Free access
    XU FENG | European Patent Office | 2015

    Anti-skid and anti-explosion safety tire

    Free access
    XU FENG | European Patent Office | 2015

    Special intelligent unmanned aerial vehicle for agriculture and forestry

    Free access
    XU FENG | European Patent Office | 2015

    Crane capable of preventing starting impact of cross beam and tension buffering structure of crane

    Free access
    HE BIN / XU FENG / XU XUEPENG | European Patent Office | 2023

    Elevator steel wire rope self-maintenance device

    Free access
    XU FENG / LU DEJUN | European Patent Office | 2023

    Stroller

    Free access
    LI FENG / MA XU | European Patent Office | 2023