发明名称 Mobile security fence with intruder alarm - has optical or electrical alarm conductors incorporated in mesh fence panels
摘要 The security fence has individual fence elements coupled together via plug contacts, to fence in a surveillance zone of given size. The frame elements are filled with a material which activates an alarm, eg optical or electrical alarm conductors incorporated in a fencing mesh. ADVANTAGE - Low maintenance requirement and false alarm rate.
申请公布号 DE4036887(A1) 申请公布日期 1992.05.21
申请号 DE19904036887 申请日期 1990.11.20
申请人 HAVERKAMP, BERNHARD, 8069 JETZENDORF, DE;HAVERKAMP, ULRICH, 4400 MUENSTER, DE 发明人 HAVERKAMP, BERNHARD, 8069 JETZENDORF, DE;HAVERKAMP, ULRICH, 4400 MUENSTER, DE
分类号 G08B13/12 主分类号 G08B13/12
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