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