| 摘要 |
PURPOSE: A bicycle formed with a cart is provided to conveniently transport a large-volume carriage by detachably attaching a cart to a rear part of the bicycle by coupling connection bars of the cart with connection elements of a seat post. CONSTITUTION: A bicycle formed with a cart at a rear part includes a cart(10), a connection bar(20) extended from the cart forwardly and horizontally, of which a side is formed with a curvature bar(21) at a corresponding position to an upper end frame of the cart and a slant bar(22) branched from the curvature bar at a corresponding position to a lower end frame of the cart, and the other side is formed with a vertical nut(23) to be fitted between two connection elements(40) formed in a seat post of the bicycle to be axially coupled in connection holes(41) of the connection elements by bolts(24) for movably coupling the cart.
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