The invention relates to an elevator safety brake device, in particular to a speed limiter. The speed limiter comprises a fixed base, a rope wheel connecting base movably connected with the fixed base and a rope wheel arranged on the rope wheel connecting base, wherein one end, close to the rope wheel connecting base, of the fixed base is provided with a safety switch; the rope wheel connecting base moves around the fixed base through a movable nut; a switch knockout plate is arranged on the movable nut in a sleeving mode; and the switch knockout plate and the safety switch are correspondingly arranged. According to the speed limiter, weight is not required to increase, and the safety switch and the switch knockout plate are matched for action, so that reliability and stability are improved. Besides, the speed limiter is reasonable in design, simple in structure, lower in cost and convenient in mounting and dismounting.


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    Titel :

    Speed limiter


    Beteiligte:
    YUAN DEJIE (Autor:in) / ZHENG HAIJIANG (Autor:in)

    Erscheinungsdatum :

    17.02.2016


    Medientyp :

    Patent


    Format :

    Elektronische Ressource


    Sprache :

    Englisch


    Klassifikation :

    IPC:    B66B Aufzüge , ELEVATORS



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