| 摘要 |
<p>A bicycle frame includes a connection part securely mounted to the top of the seat tube and two branches extend from the connection part so as to respectively connected to the top tube and the seat stay by adhesive respectively. A bottom bracket is connected to a bottom of the seat tube and has the other two branches so as to be respectively adhered to the down tube and the chain stay. A head tube is connected to the conjunction of the top tube and the down tube, and a hook plate is connected to the conjunction of the seat stay and the chain stay. The respective axes of the connection part, the seat tube and the head tube are parallel with each other. <IMAGE></p> |
