[go: up one dir, main page]

GB2306650B - Glass breakage detector - Google Patents

Glass breakage detector

Info

Publication number
GB2306650B
GB2306650B GB9700290A GB9700290A GB2306650B GB 2306650 B GB2306650 B GB 2306650B GB 9700290 A GB9700290 A GB 9700290A GB 9700290 A GB9700290 A GB 9700290A GB 2306650 B GB2306650 B GB 2306650B
Authority
GB
United Kingdom
Prior art keywords
glass breakage
breakage detector
detector
glass
breakage
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.)
Expired - Lifetime
Application number
GB9700290A
Other versions
GB9700290D0 (en
GB2306650A (en
Inventor
Boris Zhevelev
Mark Modavsky
Nahum Tchernihovsky
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.)
Visonic Ltd
Original Assignee
Visonic 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 IL10783493A external-priority patent/IL107834A/en
Application filed by Visonic Ltd filed Critical Visonic Ltd
Publication of GB9700290D0 publication Critical patent/GB9700290D0/en
Publication of GB2306650A publication Critical patent/GB2306650A/en
Application granted granted Critical
Publication of GB2306650B publication Critical patent/GB2306650B/en
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • G08B13/02—Mechanical actuation
    • G08B13/04—Mechanical actuation by breaking of glass
    • 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
    • G08B13/1672—Actuation by interference with mechanical vibrations in air or other fluid using passive vibration detection systems using sonic detecting means, e.g. a microphone operating in the audio frequency range

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Burglar Alarm Systems (AREA)
GB9700290A 1993-12-01 1994-12-01 Glass breakage detector Expired - Lifetime GB2306650B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
IL10783493A IL107834A (en) 1993-12-01 1993-12-01 Glass breakage detector
GB9424304A GB2284668B (en) 1993-12-01 1994-12-01 Glass breakage detector

Publications (3)

Publication Number Publication Date
GB9700290D0 GB9700290D0 (en) 1997-02-26
GB2306650A GB2306650A (en) 1997-05-07
GB2306650B true GB2306650B (en) 1998-04-01

Family

ID=26306079

Family Applications (2)

Application Number Title Priority Date Filing Date
GB9700290A Expired - Lifetime GB2306650B (en) 1993-12-01 1994-12-01 Glass breakage detector
GB9700289A Expired - Lifetime GB2306649B (en) 1993-12-01 1994-12-01 Glass breakage detector

Family Applications After (1)

Application Number Title Priority Date Filing Date
GB9700289A Expired - Lifetime GB2306649B (en) 1993-12-01 1994-12-01 Glass breakage detector

Country Status (1)

Country Link
GB (2) GB2306650B (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9188487B2 (en) 2011-11-16 2015-11-17 Tyco Fire & Security Gmbh Motion detection systems and methodologies

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH09297892A (en) * 1996-03-08 1997-11-18 Denso Corp Glass cracking detector
GB2434876B (en) * 2006-02-01 2010-10-27 Thales Holdings Uk Plc Audio signal discriminator
WO2011006210A1 (en) * 2009-07-17 2011-01-20 Future Fibre Technologies Pty Ltd Intrusion detection

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1995001621A1 (en) * 1993-06-30 1995-01-12 Sentrol, Inc. Glass break detector having reduced susceptibility to false alarms

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9188487B2 (en) 2011-11-16 2015-11-17 Tyco Fire & Security Gmbh Motion detection systems and methodologies

Also Published As

Publication number Publication date
GB2306649A (en) 1997-05-07
GB9700290D0 (en) 1997-02-26
GB9700289D0 (en) 1997-02-26
GB2306649B (en) 1998-04-01
GB2306650A (en) 1997-05-07

Similar Documents

Publication Publication Date Title
US5192931B1 (en) Dual channel glass break detector
GB2284668B (en) Glass breakage detector
EP0530676A3 (en) Heat-screening glass
GB9319450D0 (en) Transparent glass ceramic
GB2245791A (en) Optical detector
DE69605559D1 (en) Glass breakage detector
GB9306444D0 (en) Glass component
GB2303578A8 (en) Burglar-proofing glass
GB9324616D0 (en) Designs on glass
EP0549088A3 (en) Operable glass block window
GB2306649B (en) Glass breakage detector
SG81880A1 (en) Heat ray-reflecting glass
GB2282630B (en) Glazing
HUT74862A (en) Glass
GB9414006D0 (en) Fibre glass structures
GB2275348B (en) Optical sensors
ZA924421B (en) Coloured glass
HU9303412D0 (en) Eye-drop-eye glass
GB9300132D0 (en) Glass
GB9311871D0 (en) Optical wood-knot detector
PL289853A1 (en) Optical glass
GB8925781D0 (en) Glass retaining member
GB9226570D0 (en) Concorde glass limited
GB9319190D0 (en) Optical window
GB2277769B (en) Glass buffers

Legal Events

Date Code Title Description
732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)

Free format text: REGISTERED BETWEEN 20140515 AND 20140521

PE20 Patent expired after termination of 20 years

Expiry date: 20141130