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FR2312827A1 - GLASS BREAK DETECTOR - Google Patents

GLASS BREAK DETECTOR

Info

Publication number
FR2312827A1
FR2312827A1 FR7616202A FR7616202A FR2312827A1 FR 2312827 A1 FR2312827 A1 FR 2312827A1 FR 7616202 A FR7616202 A FR 7616202A FR 7616202 A FR7616202 A FR 7616202A FR 2312827 A1 FR2312827 A1 FR 2312827A1
Authority
FR
France
Prior art keywords
glass break
break detector
detector
glass
break
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
FR7616202A
Other languages
French (fr)
Other versions
FR2312827B1 (en
Inventor
Hideo Mifune
Kenroku Tani
Toyota Noguchi
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 Holdings Corp
Original Assignee
Matsushita Electric Industrial Co 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 JP1975072789U external-priority patent/JPS51152349U/ja
Priority claimed from JP10410575U external-priority patent/JPS5218683U/ja
Priority claimed from JP9402075A external-priority patent/JPS5217881A/en
Priority claimed from JP50100412A external-priority patent/JPS5223983A/en
Priority claimed from JP50101354A external-priority patent/JPS5224574A/en
Application filed by Matsushita Electric Industrial Co Ltd filed Critical Matsushita Electric Industrial Co Ltd
Publication of FR2312827A1 publication Critical patent/FR2312827A1/en
Application granted granted Critical
Publication of FR2312827B1 publication Critical patent/FR2312827B1/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
    • G08B13/1609—Actuation by interference with mechanical vibrations in air or other fluid using active vibration detection systems
    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B13/00—Burglar, theft or intruder alarms
    • G08B13/02—Mechanical actuation
    • G08B13/04—Mechanical actuation by breaking of glass

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Burglar Alarm Systems (AREA)
FR7616202A 1975-05-29 1976-05-28 GLASS BREAK DETECTOR Granted FR2312827A1 (en)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
JP1975072789U JPS51152349U (en) 1975-05-29 1975-05-29
JP10410575U JPS5218683U (en) 1975-07-29 1975-07-29
JP9402075A JPS5217881A (en) 1975-07-31 1975-07-31 Medium destruction detector for glass sheets, etc.
JP50100412A JPS5223983A (en) 1975-08-18 1975-08-18 Breakage detector
JP50101354A JPS5224574A (en) 1975-08-20 1975-08-20 Apparatus for detection of breakage of media such as glass plates, etc .

Publications (2)

Publication Number Publication Date
FR2312827A1 true FR2312827A1 (en) 1976-12-24
FR2312827B1 FR2312827B1 (en) 1978-08-25

Family

ID=27524408

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7616202A Granted FR2312827A1 (en) 1975-05-29 1976-05-28 GLASS BREAK DETECTOR

Country Status (3)

Country Link
DE (1) DE2624035C3 (en)
FR (1) FR2312827A1 (en)
GB (1) GB1539928A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0026383A1 (en) * 1979-09-26 1981-04-08 Siemens Aktiengesellschaft Alarm system for the protection of glass surfaces, especially show-window panes
FR3143758A1 (en) * 2022-12-15 2024-06-21 Saint-Gobain Glass France Unit and Module for detecting breakage of a substrate in an enclosure

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3027283A1 (en) * 1980-07-18 1982-02-11 ABM Elektronik GmbH, 8000 München Alarm system for glass window panes - has ultrasonic transmission through pane to discriminator circuit coupled to alarm
DE3475126D1 (en) * 1984-04-30 1988-12-15 Fuss Fritz Gmbh & Co Glass breakage detector
SE456951B (en) * 1987-03-06 1988-11-14 Lars Eriksson ALARM DEVICE STEPPED BY A WINDOW CONSTRUCTION AND INCLUDING AT LEAST ONE TRANSMITTER OF ULTRA SOUND

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1186044A (en) * 1967-04-25 1970-04-02 Electronic Lab Ltd Formerly El Alarm Circuit
DE2127562A1 (en) * 1971-06-03 1972-12-14 Battelle Institut E V Device for indicating broken glass
CH557068A (en) * 1973-07-10 1974-12-13 Cerberus Ag METHOD AND DEVICE FOR MONITORING AT LEAST ONE CONDUCTIVE MEDIUM.

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1186044A (en) * 1967-04-25 1970-04-02 Electronic Lab Ltd Formerly El Alarm Circuit
DE2127562A1 (en) * 1971-06-03 1972-12-14 Battelle Institut E V Device for indicating broken glass
CH557068A (en) * 1973-07-10 1974-12-13 Cerberus Ag METHOD AND DEVICE FOR MONITORING AT LEAST ONE CONDUCTIVE MEDIUM.

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0026383A1 (en) * 1979-09-26 1981-04-08 Siemens Aktiengesellschaft Alarm system for the protection of glass surfaces, especially show-window panes
FR3143758A1 (en) * 2022-12-15 2024-06-21 Saint-Gobain Glass France Unit and Module for detecting breakage of a substrate in an enclosure

Also Published As

Publication number Publication date
GB1539928A (en) 1979-02-07
DE2624035A1 (en) 1976-12-02
FR2312827B1 (en) 1978-08-25
DE2624035C3 (en) 1979-02-22
DE2624035B2 (en) 1978-06-29

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Legal Events

Date Code Title Description
ST Notification of lapse
ST Notification of lapse