发明名称 Sailboard theft prevention equipment - comprises bar driven into ground and engaging in mast socket
摘要 <p>The equipment protects a sailboard against theft, and comprises an anchoring bar (2) driven into the ground, over which the mast socket (6) of the sailboard is fitted. An auger is provided to prevent the board being lifted off the bar, which can have one or more spiral plates (7) on its portion driven into the ground, their diameter and/or pitch increasing from the bar end, which can be in the form of a drill bit. The bar can also have a cross-bar (5) fitting in the mast socket, and which can be used to turn it when driving home.</p>
申请公布号 NL8103646(A) 申请公布日期 1983.03.01
申请号 NL19810003646 申请日期 1981.08.03
申请人 WILLIAM PIENEMAN TE SCHOORL. 发明人
分类号 E05B73/00;(IPC1-7):63B35/72 主分类号 E05B73/00
代理机构 代理人
主权项
地址