Title: Network-type sensitive broken-circuit barglar alarm
Application Number: 97106172 Application Date: 1997.11.04
Publication Number: 1216383 Publication Date: 1999.05.12
Approval Pub. Date: Granted Pub. Date:
International Classifi-cation: G08B13/12
Applicant(s) Name: Song Guoqiang Address: 253600
Inventor(s) Name: Song Guoqiang, Zhang Fasheng
Attorney & Agent: jiang meng
Abstract:
     The burglar alarm consists of theft-defence warning net and sensitive broken-circuit theft-defence alarm connected together. The sensitive broken-circuit theft-defence warning circuit is triggered by broken circuit or body's inductance to send out acoustic and optical alarm signals. The theft-defence warning net is set by using wire with or without shielding layer around the defence area. Compared with available technology, the burglar alarm has the features of reasonable design, high sensitivity, low false alarm rate and others.
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