GB1539094A - Security fencing with an alarm device - Google Patents

Security fencing with an alarm device

Info

Publication number
GB1539094A
GB1539094A GB3489976A GB3489976A GB1539094A GB 1539094 A GB1539094 A GB 1539094A GB 3489976 A GB3489976 A GB 3489976A GB 3489976 A GB3489976 A GB 3489976A GB 1539094 A GB1539094 A GB 1539094A
Authority
GB
United Kingdom
Prior art keywords
alarm device
security fencing
fencing
security
alarm
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.)
Expired
Application number
GB3489976A
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.)
MALKMUS DOERNEMANN CAROLA
Original Assignee
MALKMUS DOERNEMANN 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 MALKMUS DOERNEMANN CAROLA filed Critical MALKMUS DOERNEMANN CAROLA
Publication of GB1539094A publication Critical patent/GB1539094A/en
Expired 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
GB3489976A 1975-08-21 1976-08-20 Security fencing with an alarm device Expired GB1539094A (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 (1)

Publication Number Publication Date
GB1539094A true GB1539094A (en) 1979-01-24

Family

ID=5954512

Family Applications (1)

Application Number Title Priority Date Filing Date
GB3489976A Expired GB1539094A (en) 1975-08-21 1976-08-20 Security fencing with an alarm device

Country Status (4)

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

Cited By (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
ES2304821A1 (en) * 2005-10-06 2008-10-16 Proyectos Y Tecnologia Sallen, S.L. Border protector fence system
WO2013081473A1 (en) * 2011-11-30 2013-06-06 Gallagher Group Limited A device for a security system

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2809895C3 (en) * 1978-03-08 1981-10-29 Horst Thomas Drahtzaunbau & Baustoffgrosshandlung, 4630 Bochum Security fence for enclosing particularly endangered objects

Family Cites Families (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 (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
ES2304821A1 (en) * 2005-10-06 2008-10-16 Proyectos Y Tecnologia Sallen, S.L. Border protector fence system
WO2013081473A1 (en) * 2011-11-30 2013-06-06 Gallagher Group Limited A device for a security system

Also Published As

Publication number Publication date
BE845359A (en) 1976-12-16
FR2321731B1 (en) 1982-05-28
FR2321731A1 (en) 1977-03-18
DE2537242A1 (en) 1977-03-03

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Legal Events

Date Code Title Description
PS Patent sealed
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19920820