To provide a three-wheeled bicycle that can be easily folded and be provided with a swing function compared with a conventional three-wheeled bicycle that is difficulty in being folded and has a limited swing function even when being modified.SOLUTION: In the present invention, a rear wheel tire of a bicycle or the like is removed and connection portions (7) are attached to a rear frame and a support base (5) is fixed, and a drive gear (2), driven gears (1), and flexible shafts (1b) engaging with one another are provided. The flexible shafts (1b) are fixed substantially to the center of a cylindrical sprocket (18) supported between left and right fixation support shafts (19), and are bent and extended in the respective fixation support shafts (19), and a swing device (3) is provided in a halfway. A bearing (4) in which wheel end shafts (11) connected to the flexible shafts (1b) are rotatably disposed is provided. A three-wheeled bicycle with left and right tires operating in conjunction with each other enables traveling superior in safety, mobility, foldability, and riding comfort.SELECTED DRAWING: Figure 2

    【課題】従来の3輪自転車は改造しても収納が難しくスウィング機能も限定された自転車しか装置できなかった。【解決手段】本発明は自転車等の後輪タイヤをはずし後部フレームに連結部(7)を取り付け支持基盤(5)を固定させ互いに噛合する駆動ギア(2)従動ギア(1a)フレキシブルシャフト(1b)を設け又は左右の固定支持軸(19)に挟んで支持されて筒状スプロケット(18)の略中央に前記フレキシブルシャフト(1b)を固定しそれぞれの固定支持軸(19)内で屈曲し伸延させ途中にスウィング装置(3)を有し前記フレキシブルシャフト(1b)に接続した車輪端部シャフト(11)を回転可能に内設するための軸受(4)を有し左右のタイヤが連動する構成の3輪自転車によって安全性、運動性、収納性、乗り心地に優れた走行が可能となった。【選択図】 図2


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    Titel :

    THREE WHEELED BICYCLE


    Weitere Titelangaben:

    3輪自転車


    Beteiligte:

    Erscheinungsdatum :

    2020-09-17


    Medientyp :

    Patent


    Format :

    Elektronische Ressource


    Sprache :

    Japanisch


    Klassifikation :

    IPC:    B62K Fahrräder , CYCLES



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