The present invention relates to an elliptical bicycle which has the function that is not possessed by the prior art elliptical bicycle because the rear pulley of its support platform is screwed into a perforated projection welded to the frame. The bicycle further comprises folding embodiments, the holes being suitable for raising and lowering the attack angle of the platform and the positioning of the rear pulley (50), the rear pulley (50) being screwed into the protrusions welded to the frame, providing four attack angle positions (P1, P2, P3, P4), making it possible to choose to exercise the different muscles of the user's legs.

    本发明涉及一种椭圆自行车,其具有现有技术的椭圆自行车所不具备的功能,因为其支撑平台的后滑轮被拧入焊接到车架的设有孔的突起中。自行车还包括折叠实施例,所述孔适用于升高和降低平台的攻角以及后滑轮(50)的定位,后滑轮(50)被拧入焊接到车架的突起中,提供四个攻角位置(P1、P2、P3、P4),使可以选择锻炼用户腿部的不同肌肉。


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    Titel :

    Elliptical bicycle with angle change system


    Weitere Titelangaben:

    具有角度变化系统的椭圆自行车


    Beteiligte:
    BREWER BRIAN RAY (Autor:in) / R J MCKINNON (Autor:in)

    Erscheinungsdatum :

    17.10.2023


    Medientyp :

    Patent


    Format :

    Elektronische Ressource


    Sprache :

    Chinesisch


    Klassifikation :

    IPC:    B62K Fahrräder , CYCLES / B62M RIDER PROPULSION OF WHEELED VEHICLES OR SLEDGES , Antrieb von Radfahrzeugen oder Schlitten durch den Fahrer



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