| 摘要 |
<p>Provided is a wheel frame. Provided is a wheel frame comprising: a wheel-frame member of U-shaped cross section, which has the form of a ring and is formed so as to have an opening on one side thereof; a support member for connecting across the wheel-frame member such that the wheel-frame member can maintain the form thereof; a detachable member for forming a complete circle together with the wheel-frame member when coupled to the opening of the wheel-frame member; and a guide module which is coupled between the detachable member and the support member and is adapted such that the detachable member either moves towards the centre of the wheel-frame member or couples with the wheel-frame member.</p> |
