< Topic >While making the long distance movement of the handicapped person possible, it makes also the movement at the narrow place possible, to unite with to the bicycle and the wheelchair making use of everything of the configuration component, it offers the wheelchair combined use bicycle which makes the storage of the part of surplus unnecessary.SolutionsFront frame 5 and rear frame it has 7 and center frame 8, it provides the fixed means which in the 2nd position where 1st positive John and the front frame and the rear frame where these frames are located inside abbreviation same plane become abbreviation and parallel mutually lock choice. Furthermore, the seat formation component 10 which forms the seat in the rear frame installs installation and removal possibly, auxiliary wheel 11 provides the auxiliary wheel applied part 12 which installation and removal possibly is installed in the center frame.< Choice figure >Drawing 1【課題】障害者の長距離移動を可能にしつつ狭い場所での移動をも可能にし、構成部材の全てを用いて自転車と車椅子とに組み上げて、余剰の部品の保管を不要にする車椅子兼用自転車を提供する。【解決手段】フロントフレーム5と、リアフレーム7と、センターフレーム8とを備え、これらのフレームが略同一平面内に位置する第1のポジジョンと、フロントフレームとリアフレームが相互に略平行となる第2のポジションとに選択的に固定する固定手段を設ける。さらに、リアフレームに座席を形成する座席形成部材10が着脱可能に取り付け、センターフレームには、補助輪11が着脱可能に装着される補助輪装着部12を設ける。【選択図】図1