发明名称 Security apparatus
摘要 Disclosed is a security device which includes a cylindrical externally threaded member having formed therein a radial first hole and a threaded second hole formed coaxially with the threaded member and intersecting the first hole. A bar is insertable into the first hole to extend radially outwardly therefrom. The bar includes a notch which is alignable with the second hole when the bar is inserted into the first hole. The device includes a sleeve having a first internal portion engageable with the externally threaded member and a second internal portion. The sleeve is engageable with the bar for preventing rotation of the sleeve with respect to the threaded member. The device includes a key operable pick-resistant lock that includes a lock body that is non-rotatably engageable with the second internal portion of the sleeve and a key operable screw that is threadably engageable with the second hole to engage the notch and prevent the bar from being removed from the threaded member.
申请公布号 US4466261(A) 申请公布日期 1984.08.21
申请号 US19820441907 申请日期 1982.11.15
申请人 ZIMMER, JOHN C. 发明人 ZIMMER, JOHN C.
分类号 E05B67/36;F16B41/00;(IPC1-7):F16B41/00 主分类号 E05B67/36
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