A heavy load elevator installation platform capable of stretching and retracting steplessly, which includes an upper beam assembly and a lower beam assembly that can realize stepless stretching and retracting. The upper beam assembly includes an upper beam left C steel, upper beam middle C steel, and upper beam right C steel connected end to end in sequence. A plurality of long holes formed at an inclined included angle with the horizontal are formed in the inner side walls of each of the upper beam left C steel and the upper beam right C steel. A plurality of long holes are respectively formed in the two side surfaces, facing the upper beam left C steel and the upper beam right C steel, of the upper beam middle C steel. The structure of the lower beam assembly is the same as that of the upper beam assembly.


    Zugriff

    Download


    Exportieren, teilen und zitieren



    Titel :

    Heavy Load Elevator Installation Platform Capable of Stretching and Retracting Steplessly


    Beteiligte:
    JIN HUICHANG (Autor:in) / FU YONGSHENG (Autor:in) / QIAN HUAIYIN (Autor:in) / ZHAO LEILEI (Autor:in) / KUANG HAORAN (Autor:in)

    Erscheinungsdatum :

    2022-10-13


    Medientyp :

    Patent


    Format :

    Elektronische Ressource


    Sprache :

    Englisch


    Klassifikation :

    IPC:    B66F HOISTING, LIFTING, HAULING, OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD , Hub-, Verhol- oder Schubvorrichtungen, soweit nicht anderweitig vorgesehen, z.B. Vorrichtungen mit unmittelbarer Krafteinwirkung auf die Last



    Heavy load elevator installation platform capable of stretching and retracting steplessly

    JIN HUICHANG / FU YONGSHENG / QIAN HUAIYIN et al. | Europäisches Patentamt | 2023

    Freier Zugriff

    Self-locking aero seat capable of adjusting height steplessly

    DUN CHAOYA | Europäisches Patentamt | 2015

    Freier Zugriff

    Steplessly telescopable sliding beam device

    PATTE ALEXANDER | Europäisches Patentamt | 2016

    Freier Zugriff

    Lifting supporting rod capable of being steplessly adjusted in length direction

    GUO JIANQIANG / ZHOU LIPING / SUN YUAN et al. | Europäisches Patentamt | 2023

    Freier Zugriff

    Baby stroller capable of conveniently and steplessly adjusting position of baby

    XIAO FEIYING | Europäisches Patentamt | 2021

    Freier Zugriff