| 摘要 |
<p>The invention relates to a pulling hook for pulling trailers or the like, said hook being provided with means for fastening an actual hook member (1) removably to a pulling hook hitching means (2), which is in turn fastened to a vehicle. A quick coupling means (9) is provided for bringing the overlapping components (21, 2) to press against each other and to lock. The quick coupling means (9) is journalled to connecting means (21) included in hook member (1). The hitching means (2) is provided with a groove (13) intended for an eccentric surface (12) included in quick coupling means (9). Tightening of quick coupling means (9) produces on hook member (1) a force capable of pressing the abutting faces (5, 7) of hook member (1) against the respective abutting faces (6, 8) of hitching means (2).</p> |
