ATE38573T1 - Glasbruchsensor. - Google Patents

Glasbruchsensor.

Info

Publication number
ATE38573T1
ATE38573T1 AT84104873T AT84104873T ATE38573T1 AT E38573 T1 ATE38573 T1 AT E38573T1 AT 84104873 T AT84104873 T AT 84104873T AT 84104873 T AT84104873 T AT 84104873T AT E38573 T1 ATE38573 T1 AT E38573T1
Authority
AT
Austria
Prior art keywords
evaluation
signals
signal
glass plate
ultrasonic
Prior art date
Application number
AT84104873T
Other languages
English (en)
Inventor
Willi Dr Merkel
Original Assignee
Fuss Fritz Gmbh & Co
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 Fuss Fritz Gmbh & Co filed Critical Fuss Fritz Gmbh & Co
Application granted granted Critical
Publication of ATE38573T1 publication Critical patent/ATE38573T1/de

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
    • G08B13/04—Mechanical actuation by breaking of glass

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Burglar Alarm Systems (AREA)
AT84104873T 1984-04-30 1984-04-30 Glasbruchsensor. ATE38573T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP84104873A EP0175002B1 (de) 1984-04-30 1984-04-30 Glasbruchsensor

Publications (1)

Publication Number Publication Date
ATE38573T1 true ATE38573T1 (de) 1988-11-15

Family

ID=8191910

Family Applications (1)

Application Number Title Priority Date Filing Date
AT84104873T ATE38573T1 (de) 1984-04-30 1984-04-30 Glasbruchsensor.

Country Status (3)

Country Link
EP (1) EP0175002B1 (de)
AT (1) ATE38573T1 (de)
DE (1) DE3475126D1 (de)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE456951B (sv) * 1987-03-06 1988-11-14 Lars Eriksson Larmanordning foeretraedesvis vid en foensterkonstruktion och innefattande minst en saendare av ultraljud

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2624035C3 (de) * 1975-05-29 1979-02-22 Matsushita Electric Industrial Co., Ltd., Kadoma, Osaka (Japan) Verfahren und Vorrichtung zur Bruchermittlung an einer Glasscheibe
JPS52116274A (en) * 1976-03-25 1977-09-29 Matsushita Electric Ind Co Ltd Glass plate breakage inspecting apparatus
DE2938968A1 (de) * 1979-09-26 1981-07-02 Siemens AG, 1000 Berlin und 8000 München Alarmsystem fuer den schutz von glasflaechen, insbesondere schaufensterscheiben
DE3027283A1 (de) * 1980-07-18 1982-02-11 ABM Elektronik GmbH, 8000 München Verfahren und vorrichtung zum anzeigen von glasscheibenbruch

Also Published As

Publication number Publication date
DE3475126D1 (en) 1988-12-15
EP0175002B1 (de) 1988-11-09
EP0175002A1 (de) 1986-03-26

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