FR2352351B1 - - Google Patents

Info

Publication number
FR2352351B1
FR2352351B1 FR7714975A FR7714975A FR2352351B1 FR 2352351 B1 FR2352351 B1 FR 2352351B1 FR 7714975 A FR7714975 A FR 7714975A FR 7714975 A FR7714975 A FR 7714975A FR 2352351 B1 FR2352351 B1 FR 2352351B1
Authority
FR
France
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
FR7714975A
Other versions
FR2352351A1 (fr
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.)
Panasonic Electric Works Co Ltd
Original Assignee
Matsushita Electric Works Ltd
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
Priority claimed from JP6321576U external-priority patent/JPS5828313Y2/ja
Priority claimed from JP51127488A external-priority patent/JPS5830636B2/ja
Application filed by Matsushita Electric Works Ltd filed Critical Matsushita Electric Works Ltd
Publication of FR2352351A1 publication Critical patent/FR2352351A1/fr
Application granted granted Critical
Publication of FR2352351B1 publication Critical patent/FR2352351B1/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)
  • Burglar Alarm Systems (AREA)
  • Emergency Alarm Devices (AREA)
  • Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
FR7714975A 1976-05-17 1977-05-16 Dispositif de detection pour detecter des vibrations de nature destructrice dans des structures Granted FR2352351A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP6321576U JPS5828313Y2 (ja) 1976-05-17 1976-05-17 壁破壊検知器の取付装置
JP51127488A JPS5830636B2 (ja) 1976-10-22 1976-10-22 コンクリ−ト構造物破壊検出方式

Publications (2)

Publication Number Publication Date
FR2352351A1 FR2352351A1 (fr) 1977-12-16
FR2352351B1 true FR2352351B1 (fr) 1984-05-04

Family

ID=26404299

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7714975A Granted FR2352351A1 (fr) 1976-05-17 1977-05-16 Dispositif de detection pour detecter des vibrations de nature destructrice dans des structures

Country Status (6)

Country Link
AU (1) AU499496B2 (fr)
DE (1) DE2721880C3 (fr)
FR (1) FR2352351A1 (fr)
GB (1) GB1581479A (fr)
IT (1) IT1078259B (fr)
SE (1) SE432028B (fr)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2852664C2 (de) * 1978-12-06 1982-08-19 Cerberus AG, 8708 Männedorf, Zürich Verfahren und Anordnung zur Einbruchmeldung
DE3142705C2 (de) * 1981-10-28 1986-06-12 Securiton AG, Zollikofen, Bern Vorrichtung zur Überwachung des Zustandes eines zur Fortleitung von Schallwellen geeigneten Körpers
DE3249866C2 (en) * 1982-06-11 1988-07-14 Securiton Ag, Zollikofen, Bern, Ch Acoustic-electrical transducer for monitoring armoured rooms (spaces)
DE3221997A1 (de) * 1982-06-11 1983-12-15 Securiton AG, 3052 Zollikofen, Bern Vorrichtung zum ueberwachen von gepanzerten raeumen, insbesondere von tresoren und kassenschraenken, und zum erzeugen eines alarmsignales, wenn ein einbruchversuch unternommen wird
DE3534806A1 (de) * 1985-09-30 1987-04-02 Jaufmann Ingrid Alarmanlage
NO312796B1 (no) * 2000-10-26 2002-07-01 Nordan As Alarmbrikke

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3147467A (en) * 1961-09-07 1964-09-01 American District Telegraph Co Vibration detection vault alarm system
US3364477A (en) * 1965-02-15 1968-01-16 American District Telegraph Co Vault alarm system
CH541844A (de) * 1971-08-25 1973-09-15 Securiton Ag Vorrichtung zum Überwachen von Objekten und zum Erzeugen eines Alarmsignales, wenn ein Einbruchsversuch unternommen wird
US3947835A (en) * 1974-07-01 1976-03-30 Gte Sylvania Incorporated Fence protection system

Also Published As

Publication number Publication date
AU499496B2 (en) 1979-04-26
DE2721880C3 (de) 1981-09-17
GB1581479A (en) 1980-12-17
FR2352351A1 (fr) 1977-12-16
SE432028B (sv) 1984-03-12
DE2721880A1 (de) 1977-11-24
IT1078259B (it) 1985-05-08
AU2525777A (en) 1978-11-23
SE7705727L (sv) 1977-11-18
DE2721880B2 (de) 1980-11-13

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Legal Events

Date Code Title Description
ST Notification of lapse