GB2476266B - Improvements in or relating to sensing apparatus - Google Patents

Improvements in or relating to sensing apparatus

Info

Publication number
GB2476266B
GB2476266B GB0922043A GB0922043A GB2476266B GB 2476266 B GB2476266 B GB 2476266B GB 0922043 A GB0922043 A GB 0922043A GB 0922043 A GB0922043 A GB 0922043A GB 2476266 B GB2476266 B GB 2476266B
Authority
GB
United Kingdom
Prior art keywords
relating
sensing apparatus
sensing
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 - Fee Related
Application number
GB0922043A
Other versions
GB0922043D0 (en
GB2476266A (en
Inventor
Adam Bridgen
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.)
Geoquip Ltd
Original Assignee
Geoquip 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
Application filed by Geoquip Ltd filed Critical Geoquip Ltd
Priority to GB0922043A priority Critical patent/GB2476266B/en
Publication of GB0922043D0 publication Critical patent/GB0922043D0/en
Publication of GB2476266A publication Critical patent/GB2476266A/en
Application granted granted Critical
Publication of GB2476266B publication Critical patent/GB2476266B/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01H—MEASUREMENT OF MECHANICAL VIBRATIONS OR ULTRASONIC, SONIC OR INFRASONIC WAVES
    • G01H11/00—Measuring mechanical vibrations or ultrasonic, sonic or infrasonic waves by detecting changes in electric or magnetic properties
    • G01H11/02—Measuring mechanical vibrations or ultrasonic, sonic or infrasonic waves by detecting changes in electric or magnetic properties by magnetic means, e.g. reluctance
    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B13/00—Burglar, theft or intruder alarms
    • G08B13/02—Mechanical actuation
    • G08B13/12—Mechanical actuation by the breaking or disturbance of stretched cords or wires
    • 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
    • G08B13/169—Actuation by interference with mechanical vibrations in air or other fluid using passive vibration detection systems using cable transducer means

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Investigating Or Analyzing Materials By The Use Of Magnetic Means (AREA)
GB0922043A 2009-12-17 2009-12-17 Improvements in or relating to sensing apparatus Expired - Fee Related GB2476266B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB0922043A GB2476266B (en) 2009-12-17 2009-12-17 Improvements in or relating to sensing apparatus

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB0922043A GB2476266B (en) 2009-12-17 2009-12-17 Improvements in or relating to sensing apparatus

Publications (3)

Publication Number Publication Date
GB0922043D0 GB0922043D0 (en) 2010-02-03
GB2476266A GB2476266A (en) 2011-06-22
GB2476266B true GB2476266B (en) 2014-10-08

Family

ID=41717097

Family Applications (1)

Application Number Title Priority Date Filing Date
GB0922043A Expired - Fee Related GB2476266B (en) 2009-12-17 2009-12-17 Improvements in or relating to sensing apparatus

Country Status (1)

Country Link
GB (1) GB2476266B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2490179B (en) * 2011-06-01 2013-04-24 Detection Technologies Ltd Security system, controller for a security system, transducing cable for a security system and method for detecting a disturbance and determining its location
GB2551391A (en) * 2016-06-17 2017-12-20 Crh Fencing & Security Group (Uk) Ltd An apparatus and system for sensing movement

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4764756A (en) * 1985-09-17 1988-08-16 Sekerheid En Elektronika Laboratoria (Eiendoms) Beperk Intrusion detector using a vibration-responsive cable
US5038614A (en) * 1989-08-10 1991-08-13 Atlantic Richfield Company Acoustic vibration detection of fluid leakage from conduits
WO2006001868A2 (en) * 2004-06-15 2006-01-05 Optellios, Inc. Phase responsive optical fiber sensor

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4764756A (en) * 1985-09-17 1988-08-16 Sekerheid En Elektronika Laboratoria (Eiendoms) Beperk Intrusion detector using a vibration-responsive cable
US5038614A (en) * 1989-08-10 1991-08-13 Atlantic Richfield Company Acoustic vibration detection of fluid leakage from conduits
WO2006001868A2 (en) * 2004-06-15 2006-01-05 Optellios, Inc. Phase responsive optical fiber sensor

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
Geoquip "Targetpoint ID" http://www.geoquip.co.uk/pdf/brochures/targetpoint_id_brochure.pdf *

Also Published As

Publication number Publication date
GB0922043D0 (en) 2010-02-03
GB2476266A (en) 2011-06-22

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20181217