IT8209522A0 - DEVICE FOR CONTROLLING THE STATE OF A BODY SUITABLE FOR THE PROPAGATION OF SOUND WAVES - Google Patents

DEVICE FOR CONTROLLING THE STATE OF A BODY SUITABLE FOR THE PROPAGATION OF SOUND WAVES

Info

Publication number
IT8209522A0
IT8209522A0 IT8209522A IT952282A IT8209522A0 IT 8209522 A0 IT8209522 A0 IT 8209522A0 IT 8209522 A IT8209522 A IT 8209522A IT 952282 A IT952282 A IT 952282A IT 8209522 A0 IT8209522 A0 IT 8209522A0
Authority
IT
Italy
Prior art keywords
propagation
controlling
state
sound waves
body suitable
Prior art date
Application number
IT8209522A
Other languages
Italian (it)
Other versions
IT1192514B (en
Inventor
Marki Roland
Schuluep Kurt
Original Assignee
Securiton Ag
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 Securiton Ag filed Critical Securiton Ag
Publication of IT8209522A0 publication Critical patent/IT8209522A0/en
Application granted granted Critical
Publication of IT1192514B publication Critical patent/IT1192514B/en

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
IT09522/82A 1981-10-28 1982-10-26 DEVICE FOR THE STATE CONTROL OF A BODY SUITABLE FOR THE PROPAGATION OF SOUND WAVES IT1192514B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE3142705A DE3142705C2 (en) 1981-10-28 1981-10-28 Device for monitoring the condition of a body suitable for the transmission of sound waves

Publications (2)

Publication Number Publication Date
IT8209522A0 true IT8209522A0 (en) 1982-10-26
IT1192514B IT1192514B (en) 1988-04-20

Family

ID=6145012

Family Applications (1)

Application Number Title Priority Date Filing Date
IT09522/82A IT1192514B (en) 1981-10-28 1982-10-26 DEVICE FOR THE STATE CONTROL OF A BODY SUITABLE FOR THE PROPAGATION OF SOUND WAVES

Country Status (5)

Country Link
CH (1) CH659335A5 (en)
DE (1) DE3142705C2 (en)
FR (1) FR2515399B1 (en)
GB (1) GB2110446B (en)
IT (1) IT1192514B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19537632C1 (en) * 1995-10-10 1997-04-03 Dornier Gmbh Device for monitoring objects
DE29722430U1 (en) * 1997-12-18 1998-02-26 Siemens Ag Room monitoring device

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3134970A (en) * 1961-05-31 1964-05-26 American District Telegraph Co Alarm system
US3569923A (en) * 1967-10-30 1971-03-09 Us Navy Adaptive acoustic detector apparatus
GB1402530A (en) * 1971-12-10 1975-08-13 Microwave & Electronic Syst Detecting damage to glass
FR2313723A1 (en) * 1975-06-02 1976-12-31 Commissariat Energie Atomique ABNORMAL PHENOMENON DETECTOR
JPS52116274A (en) * 1976-03-25 1977-09-29 Matsushita Electric Ind Co Ltd Glass plate breakage inspecting apparatus
DE2721880C3 (en) * 1976-05-17 1981-09-17 Matsushita Electric Works Ltd., Kadoma, Osaka Device for the detection of vibrations caused by attempts to damage buildings
DE2715749C2 (en) * 1977-04-07 1981-12-24 German Ing.(Grad.) 8060 Dachau Grimm Method for operating power plants which essentially continuously generate sound vibrations, in particular boiler plants for electrical power plants and a device for carrying out the method
CH614795A5 (en) * 1977-05-17 1979-12-14 Securiton Ag Device for monitoring armoured rooms, in particular strongrooms, and for producing an alarm signal if a break-in attempt is made
US4139109A (en) * 1977-07-29 1979-02-13 Murphy Robert P Load lift assembly for trucks
GB1577941A (en) * 1977-08-19 1980-10-29 Rca Corp Glass break defectors
DE3002528A1 (en) * 1980-01-24 1981-07-30 Fritz Fuss Kg, 7470 Albstadt Window breakage detector for intruder alarm - has piezoelectric element and evaluation circuit combined in flat housing
GB2080592B (en) * 1980-07-03 1984-05-31 Rca Security Systems Ltd Vibration and/or impact detection system

Also Published As

Publication number Publication date
CH659335A5 (en) 1987-01-15
DE3142705A1 (en) 1983-05-11
DE3142705C2 (en) 1986-06-12
IT1192514B (en) 1988-04-20
FR2515399A1 (en) 1983-04-29
GB2110446B (en) 1985-12-04
GB2110446A (en) 1983-06-15
FR2515399B1 (en) 1986-10-10

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Legal Events

Date Code Title Description
TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19950929