ATE72906T1 - Sicherungszaun mit ueber sensoren an pfosten befestigten sicherungsdraehten. - Google Patents

Sicherungszaun mit ueber sensoren an pfosten befestigten sicherungsdraehten.

Info

Publication number
ATE72906T1
ATE72906T1 AT87106681T AT87106681T ATE72906T1 AT E72906 T1 ATE72906 T1 AT E72906T1 AT 87106681 T AT87106681 T AT 87106681T AT 87106681 T AT87106681 T AT 87106681T AT E72906 T1 ATE72906 T1 AT E72906T1
Authority
AT
Austria
Prior art keywords
sensor
frequency spectrum
signal
security fence
post
Prior art date
Application number
AT87106681T
Other languages
English (en)
Inventor
Harald Dipl-Ing Seifert
Original Assignee
Ktv Sicherheitstechnik Gmbh
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Ktv Sicherheitstechnik Gmbh filed Critical Ktv Sicherheitstechnik Gmbh
Application granted granted Critical
Publication of ATE72906T1 publication Critical patent/ATE72906T1/de

Links

Classifications

    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B13/00—Burglar, theft or intruder alarms
    • G08B13/02—Mechanical actuation
    • G08B13/12—Mechanical actuation by the breaking or disturbance of stretched cords or wires
    • G08B13/122—Mechanical actuation by the breaking or disturbance of stretched cords or wires for a perimeter fence

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Burglar Alarm Systems (AREA)
  • Fencing (AREA)
AT87106681T 1987-05-08 1987-05-08 Sicherungszaun mit ueber sensoren an pfosten befestigten sicherungsdraehten. ATE72906T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP87106681A EP0289641B1 (de) 1987-05-08 1987-05-08 Sicherungszaun mit über Sensoren an Pfosten befestigten Sicherungsdrähten

Publications (1)

Publication Number Publication Date
ATE72906T1 true ATE72906T1 (de) 1992-03-15

Family

ID=8196965

Family Applications (1)

Application Number Title Priority Date Filing Date
AT87106681T ATE72906T1 (de) 1987-05-08 1987-05-08 Sicherungszaun mit ueber sensoren an pfosten befestigten sicherungsdraehten.

Country Status (5)

Country Link
US (1) US4803468A (de)
EP (1) EP0289641B1 (de)
AT (1) ATE72906T1 (de)
CA (1) CA1276256C (de)
DE (1) DE3776899D1 (de)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5084697A (en) * 1989-03-01 1992-01-28 Hwang Shih Ming Error-free control circuit for alarm detectors
EP0612047A1 (de) * 1993-02-19 1994-08-24 GEUTEBRÜCK GmbH Verfahren zur Auswertung elektroakustischer Signale
US5371488A (en) * 1993-05-27 1994-12-06 Waymax, Inc. Tension sensing security apparatus and method for fencing
US5438317A (en) * 1994-04-08 1995-08-01 Detection Systems, Inc. Glass break detection with noise riding feature
US5982291A (en) * 1997-03-31 1999-11-09 Williams; Julie A. Electric fence security system
US5852402A (en) * 1997-10-28 1998-12-22 Safeguards Technology, Inc. Intrusion detection system
US6578438B2 (en) 2001-08-17 2003-06-17 Integrated Detection Systems Taut wire sensor
US7594586B2 (en) * 2006-08-05 2009-09-29 Cai Edward Z Vacuum generating device for sealing perishable products and method of use
US9135795B2 (en) * 2010-08-19 2015-09-15 Magal Security Systems Ltd. Sensor for taut wire fences
IL207723A0 (en) * 2010-08-19 2011-04-28 Magal Security Systems Ltd A sensor for taut wire fences
US10192418B1 (en) 2018-06-11 2019-01-29 Geoffrey M. Kern System and method for perimeter security

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3803548A (en) * 1971-08-18 1974-04-09 Us Army Fence tampering alarm system
US3947835A (en) * 1974-07-01 1976-03-30 Gte Sylvania Incorporated Fence protection system
US4097025A (en) * 1976-07-19 1978-06-27 Electronic Surveillance Fence Security, Inc. Electronic fence surveillance apparatus
DE2900444A1 (de) * 1979-01-08 1980-07-10 Licentia Gmbh Verfahren und schaltungsanordnung zur auswertung von ausgangssignalen von schallaufnehmern einer objektschutzueberwachungsanlage und zur erzeugung eines alarmsignals
US4307387A (en) * 1979-02-23 1981-12-22 Elliott Brothers (London) Limited Vibration-responsive intruder alarm system
US4365239A (en) * 1980-11-20 1982-12-21 Stellar Systems, Inc. Intrusion warning system

Also Published As

Publication number Publication date
EP0289641A1 (de) 1988-11-09
CA1276256C (en) 1990-11-13
DE3776899D1 (de) 1992-04-02
US4803468A (en) 1989-02-07
EP0289641B1 (de) 1992-02-26

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Legal Events

Date Code Title Description
REN Ceased due to non-payment of the annual fee