| 摘要 |
PURPOSE: An extensible towing device for a camping trailer is provided to vary the length of the whole towing device according to necessary, thereby improving a towing stability and parking efficiency. CONSTITUTION: An extensible towing device(40) for a camping trailer comprises a supporting frame(42), an expanding frame(44), and a fixing pin(46). The supporting frame supports a trailer housing unit. One end of the expanding frame is inserted inside the towing frame. The other end of the expanding frame is inserted inside the supporting frame. The fixing pin joins the towing frame and one end of the expanding frame or the supporting frame and the other end of the expanding frame respectively. |
