FR2438725A1 - SAFETY FENCE WITH ALARM DEVICE - Google Patents

SAFETY FENCE WITH ALARM DEVICE

Info

Publication number
FR2438725A1
FR2438725A1 FR7925622A FR7925622A FR2438725A1 FR 2438725 A1 FR2438725 A1 FR 2438725A1 FR 7925622 A FR7925622 A FR 7925622A FR 7925622 A FR7925622 A FR 7925622A FR 2438725 A1 FR2438725 A1 FR 2438725A1
Authority
FR
France
Prior art keywords
alarm device
safety fence
fence
hollow
sensor18
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
FR7925622A
Other languages
French (fr)
Other versions
FR2438725B1 (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 FR2438725A1 publication Critical patent/FR2438725A1/en
Application granted granted Critical
Publication of FR2438725B1 publication Critical patent/FR2438725B1/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
    • G08B13/16—Actuation by interference with mechanical vibrations in air or other fluid
    • G08B13/1654—Actuation by interference with mechanical vibrations in air or other fluid using passive vibration detection systems

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Fencing (AREA)
  • Refuge Islands, Traffic Blockers, Or Guard Fence (AREA)
  • Burglar Alarm Systems (AREA)

Abstract

L'INVENTION CONCERNE UNE CLOTURE DE SURETE AVEC DISPOSITIF D'ALARME. CLOTURE CARACTERISEE EN CE QU'A L'INTERIEUR DU POTEAU CREUX1, UN CAPTEUR18 REAGISSANT AUX EBRANLEMENTS DE CELUI-CI 5 EST FIXE AU MOYEN D'UNE MONTURE12, ET A L'INTERIEUR DU POTEAU CREUX EST DISPOSE UN CABLE DE LIAISON7. L'INVENTION EST PLUS PARTICULIEREMENT APPLICABLE DANS LE DOMAINE DE LA FABRICATION DES CLOTURES.THE INVENTION RELATES TO A SECURITY FENCE WITH ALARM DEVICE. FENCE CHARACTERIZED IN THAT INSIDE THE HOLLOW POST1, A SENSOR18 RESPONDING TO THE SQUIRTING OF THIS 5 IS FIXED BY MEANS OF A MOUNT12, AND INSIDE THE HOLLOW POST IS PROVIDED WITH A BONDING CABLE7. THE INVENTION IS MORE PARTICULARLY APPLICABLE IN THE FIELD OF MANUFACTURING FENCES.

FR7925622A 1978-10-14 1979-10-05 SAFETY FENCE WITH ALARM DEVICE Granted FR2438725A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19787830696 DE7830696U1 (en) 1978-10-14 1978-10-14 FENCE POST TRAINED AS A HOLLOW POST

Publications (2)

Publication Number Publication Date
FR2438725A1 true FR2438725A1 (en) 1980-05-09
FR2438725B1 FR2438725B1 (en) 1983-08-26

Family

ID=6696043

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7925622A Granted FR2438725A1 (en) 1978-10-14 1979-10-05 SAFETY FENCE WITH ALARM DEVICE

Country Status (5)

Country Link
BE (1) BE879337A (en)
CH (1) CH642135A5 (en)
DE (1) DE7830696U1 (en)
FR (1) FR2438725A1 (en)
GB (1) GB2033122B (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH699852A1 (en) * 2008-11-12 2010-05-14 Flii Albertolli Sa Device for sensing and warning of intrusion across a fence comprises oscillating pendulum for transmitting the vibrations to sensors

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3312966A1 (en) * 1983-04-11 1984-10-11 Kraftwerk Union AG, 4330 Mülheim MONITORABLE LOCK
CH696284A5 (en) * 2005-06-08 2007-03-15 F Ili Albertolli S A intrusion device for fences.
WO2015181824A1 (en) * 2014-05-27 2015-12-03 Bin Uriel Electronic welded mesh fence

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE825223C (en) * 1950-06-29 1951-12-17 Franz Alois Meiners Barrier fence with electrically operated alarm device
US3803548A (en) * 1971-08-18 1974-04-09 Us Army Fence tampering alarm system
DE2413650A1 (en) * 1974-03-21 1975-09-25 Licentia Gmbh Alarm system combined with perimeter fence - uses several parallel horizontal wires strung between posts and fastened to sensors

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE825223C (en) * 1950-06-29 1951-12-17 Franz Alois Meiners Barrier fence with electrically operated alarm device
US3803548A (en) * 1971-08-18 1974-04-09 Us Army Fence tampering alarm system
DE2413650A1 (en) * 1974-03-21 1975-09-25 Licentia Gmbh Alarm system combined with perimeter fence - uses several parallel horizontal wires strung between posts and fastened to sensors

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH699852A1 (en) * 2008-11-12 2010-05-14 Flii Albertolli Sa Device for sensing and warning of intrusion across a fence comprises oscillating pendulum for transmitting the vibrations to sensors

Also Published As

Publication number Publication date
FR2438725B1 (en) 1983-08-26
DE7830696U1 (en) 1979-02-15
BE879337A (en) 1980-02-01
CH642135A5 (en) 1984-03-30
GB2033122A (en) 1980-05-14
GB2033122B (en) 1983-02-02

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Legal Events

Date Code Title Description
ST Notification of lapse