FR2321731A1 - SECURITY FENCE WITH ALARM INSTALLATION - Google Patents

SECURITY FENCE WITH ALARM INSTALLATION

Info

Publication number
FR2321731A1
FR2321731A1 FR7625021A FR7625021A FR2321731A1 FR 2321731 A1 FR2321731 A1 FR 2321731A1 FR 7625021 A FR7625021 A FR 7625021A FR 7625021 A FR7625021 A FR 7625021A FR 2321731 A1 FR2321731 A1 FR 2321731A1
Authority
FR
France
Prior art keywords
security fence
alarm installation
alarm
installation
fence
Prior art date
Legal status (The legal status 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 status listed.)
Granted
Application number
FR7625021A
Other languages
French (fr)
Other versions
FR2321731B1 (en
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
DORNEMANN CAROLA
Original Assignee
DORNEMANN CAROLA
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 DORNEMANN CAROLA filed Critical DORNEMANN CAROLA
Publication of FR2321731A1 publication Critical patent/FR2321731A1/en
Application granted granted Critical
Publication of FR2321731B1 publication Critical patent/FR2321731B1/fr
Granted legal-status Critical Current

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
    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B13/00—Burglar, theft or intruder alarms
    • G08B13/22—Electrical actuation
    • G08B13/26—Electrical actuation by proximity of an intruder causing variation in capacitance or inductance of a circuit

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Fencing (AREA)
FR7625021A 1975-08-21 1976-08-12 SECURITY FENCE WITH ALARM INSTALLATION Granted FR2321731A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19752537242 DE2537242A1 (en) 1975-08-21 1975-08-21 SECURITY FENCE WITH ALARM DEVICE

Publications (2)

Publication Number Publication Date
FR2321731A1 true FR2321731A1 (en) 1977-03-18
FR2321731B1 FR2321731B1 (en) 1982-05-28

Family

ID=5954512

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7625021A Granted FR2321731A1 (en) 1975-08-21 1976-08-12 SECURITY FENCE WITH ALARM INSTALLATION

Country Status (4)

Country Link
BE (1) BE845359A (en)
DE (1) DE2537242A1 (en)
FR (1) FR2321731A1 (en)
GB (1) GB1539094A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0004048A2 (en) * 1978-03-08 1979-09-19 Horst Thomas Drahtzaunbau & Baustoffgrosshandlung Security fence for safeguarding particularly threatened objects

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2162981A (en) * 1984-08-09 1986-02-12 Shorrock Security Systems Ltd Intruder detection barrier
GB2164183A (en) * 1984-08-17 1986-03-12 Alan John Pepper Intruder detecting fences
ES2304821B2 (en) * 2005-10-06 2009-05-07 Proyectos Y Tecnologia Sallen, S.L. BORDER PROTECTOR FLUSH SYSTEM.
NZ596786A (en) * 2011-11-30 2013-05-31 Gallagher Group Ltd Electric fence wire separator

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB226206A (en) * 1923-12-11 1925-11-05 Etienne Jacques Allion Improved burglary alarm device which may also serve in certain conditions as a fire alarm
DE825223C (en) * 1950-06-29 1951-12-17 Franz Alois Meiners Barrier fence with electrically operated alarm device

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB226206A (en) * 1923-12-11 1925-11-05 Etienne Jacques Allion Improved burglary alarm device which may also serve in certain conditions as a fire alarm
DE825223C (en) * 1950-06-29 1951-12-17 Franz Alois Meiners Barrier fence with electrically operated alarm device

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0004048A2 (en) * 1978-03-08 1979-09-19 Horst Thomas Drahtzaunbau & Baustoffgrosshandlung Security fence for safeguarding particularly threatened objects
EP0004048A3 (en) * 1978-03-08 1979-10-03 Horst Thomas Drahtzaunbau & Baustoffgrosshandlung Security fence for safeguarding particularly threatened objects

Also Published As

Publication number Publication date
DE2537242A1 (en) 1977-03-03
BE845359A (en) 1976-12-16
FR2321731B1 (en) 1982-05-28
GB1539094A (en) 1979-01-24

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Legal Events

Date Code Title Description
ST Notification of lapse