PROBLEM TO BE SOLVED: To provide a three-wheeled bicycle that can turn at a small rotation radius.SOLUTION: A three-wheeled bicycle 10 includes a seat 43 on which an operator is to be seated, a front frame 32 extending forward from the seat 43 and having a front end portion by which a front wheel 31 is supported, a rear frame 22 extending rearward from the seat 43 and having a rear end portion by which right and left rear wheels 21 are supported, and inclined shaft 25 extending obliquely forward and downward from the seat 43 and supporting a front end portion of the rear frame 22 so that the front end is rotatable.SELECTED DRAWING: Figure 2
【課題】小さい回転半径で曲がることが可能な三輪自転車を提供すること。【解決手段】三輪自転車10は、運転者が着座するシート43と、前記シート43から前方に延び、前端部に前輪31を支持する前フレーム32と、前記シート43から後方に延び、後端部に左右2つの後輪21を支持する後フレーム22と、前記シート43から斜め下前方に延び、前記後フレーム22の前端部を回動可能に支持する傾斜軸25とを備える。【選択図】図2
THREE-WHEELED BICYCLE
三輪自転車
2018-11-29
Patent
Electronic Resource
Japanese
IPC: | B62K Fahrräder , CYCLES |