| 摘要 |
<p>PCT No. PCT/GB93/00200 Sec. 371 Date Sep. 29, 1994 Sec. 102(e) Date Sep. 29, 1994 PCT Filed Jan. 29, 1993 PCT Pub. No. WO93/14955 PCT Pub. Date Aug. 5, 1993A security device (10) for security a frame or chassis of a caravan or other wheeled vehicle to the ground comprises an elongate securing arm (12) extending substantially transversely of the chassis between two frame members (4) thereof, and an elongate support member (14) extending downwardly into the ground. The support member (14) and the securing arm (12) are made in one piece and the free end of the support member (14) is engaged in the ground. The engagement of the support member (14) is such that withdrawal thereof from the ground requires rotation of the support member (14). At each of its ends, the securing arm (12) carries engagement members (32,34) to engage with, and be locked to, the frame members (4). Although the security device is simple to manufacture and install, it provides a high degree of security.</p> |
