发明名称 Anti-theft bolt guard
摘要 An anti-theft bolt guard is shown having a cylindrical body (65) for placing over a nut (60) of an installed bolt (30). Third washer (45) engages bolt (30) and the body (65) is affixed to the bolt (30) with a threaded circular guard nut (85). The guard nut (85) is tightened with a special key (120). A fourth washer (46) engages the guard nut (85) and an adhesive (57) material may be inserted. The guard nut (85) is then sealed off with the insertion of a press fit seal cover (95) thus providing a device that prevents easy access to the nut (60) and removal of the bolt (30). Protection for the exposed head (32) of a bolt can be obtained by inserting the bolt (30) through a head guard (35) where a press fit head cover (25) is inserted in the first end (36). An adhesive (57) can be inserted to increase the difficulty of removal of the protection device.
申请公布号 US5904383(A) 申请公布日期 1999.05.18
申请号 US19970881546 申请日期 1997.06.24
申请人 VAN DER WAL, JOHANNES 发明人 VAN DER WAL, JOHANNES
分类号 B65D27/30;(IPC1-7):B65D27/30 主分类号 B65D27/30
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