| 摘要 |
<p>A bicycle frame (R) comprising a main tube (1) which is ended by a head tube (12) in front and by a bottom bracket (13), placed down on an extended end (11) To the frame (R) is by means a holder (14), situated above the bottom bracket (13), a rear fork (V) fixed as immovably or in swing way. The holder (14) is, formed by a tube, and it is connected with an adjacent wall (Ia) of the main tube (1) and eventually with a saddle tube (17), and it is joined with the main tube (1) and eventually also with the saddle tube (17) by a weld.</p> |
