1–20 of 36 hits
|

    Stair chain detection device for escalator

    Free access
    LIU YONGYUAN / LI HONGLI | European Patent Office | 2024

    Elevator car safety protection device

    Free access
    LIU YONGYUAN / LI HONGLI | European Patent Office | 2023

    Elevator car roof collision prevention device

    Free access
    LIU YONGYUAN / LI HONGLI | European Patent Office | 2023

    Ventilation device of elevator car

    Free access
    LIU YONGYUAN / LI HONGLI | European Patent Office | 2023

    Top structure of elevator car

    Free access
    LI HONGLI / CHENG JIAN | European Patent Office | 2016

    Balance structure of high-speed elevator release device

    Free access
    LI HONGLI / SUN JIAYAO | European Patent Office | 2016

    Compensating rope suspension device

    Free access
    LI HONGLI / SUN JIAYAO | European Patent Office | 2016

    Elevator door sheet structure matched with sill during use

    Free access
    LI HONGLI / BO LIFEI | European Patent Office | 2016

    Counterweight block pressing and fastening device

    Free access
    LI HONGLI / ZHANG YUHUA | European Patent Office | 2016

    Machine-room-free girder structure

    Free access
    LI HONGLI / SONG YI | European Patent Office | 2016

    Elevator shaft structure

    Free access
    LI HONGLI / CHENG JIAN | European Patent Office | 2016

    Adjustable guide rail support for elevator

    Free access
    LI HONGLI / ZHANG XIAOMENG | European Patent Office | 2016

    Elevator car enclosure wall structure

    Free access
    LI HONGLI / SONG HUNA | European Patent Office | 2016

    Household elevator structure

    Free access
    LI HONGLI / CHENG JIAN | European Patent Office | 2016

    Reinforcing device for traction machine

    Free access
    LI HONGLI / YANG YAN | European Patent Office | 2016

    Simple elevator decoration roof structure

    Free access
    LI HONGLI / ZHANG YUHUA | European Patent Office | 2016

    Control method of vehicle auxiliary steering system and vehicle with vehicle auxiliary steering system

    Free access
    YANG ZHIQIANG / LI HONGLI / YAN ZHI | European Patent Office | 2023

    Vehicle door reinforcer, vehicle door and vehicle

    Free access
    LOU ZHIHONG / LI HONGLI / ZHANG SONGBO | European Patent Office | 2023

    Deployment Location Algorithm of Navigation Base Station Based on GDOP Analysis

    Yao, Jintao / Li, Hongli / Li, Bin | British Library Conference Proceedings | 2021

    Sightseeing lift without stand column

    Free access
    LI HONGLI / SHEN YAN / SUN JIAYAO | European Patent Office | 2015