A roller component and trolley. The trolley component includes the positioning seat, braking part, and roller that are respectively installed on the guiding shaft. The end of the shaft ring is cam surface, putting or relieving pressured to the end of the rollers when bring rotated, forming the braking structure; the trolley includes front bar, rear bar, bottom bar, handle bar, and flexible bag. The roller components are installed on the two sides of the guiding shaft under the rear bar, providing support and facilitating braking of the trolley.


    Access

    Download


    Export, share and cite



    Title :

    Roller component and trolley


    Contributors:

    Publication date :

    2021-02-09


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    English


    Classification :

    IPC:    B62B Von Hand bewegte Fahrzeuge, z.B. Handkarren oder Kinderwagen , HAND-PROPELLED VEHICLES, e.g. HAND CARTS OR PERAMBULATORS



    ROLLER COMPONENT AND TROLLEY

    FRANKEL ANDREW DAVID / ZHENG SHI-PING / ZHENG TIAN-XIA | European Patent Office | 2020

    Free access

    FOLDING ROLLER TYPE TROLLEY

    SONG YOUNG PIL / KIM BUB LAE / KIM SEONG GYU et al. | European Patent Office | 2017

    Free access

    FOLDING ROLLER TYPE TROLLEY

    European Patent Office | 2017

    Free access

    ROLLER ASSEMBLY FOR TROLLEY CONVEYOR

    CHO JONG WON | European Patent Office | 2018

    Free access

    Load trolley roller adjusting device

    WANG WENGUO / CHEN LIKUN / ZHENG QINGHUI | European Patent Office | 2023

    Free access