GB1256641A - - Google Patents

Info

Publication number
GB1256641A
GB1256641A GB1256641DA GB1256641A GB 1256641 A GB1256641 A GB 1256641A GB 1256641D A GB1256641D A GB 1256641DA GB 1256641 A GB1256641 A GB 1256641A
Authority
GB
United Kingdom
Prior art keywords
strips
alarm
pair
transistor
transistors
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
Application number
Other languages
English (en)
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 filed Critical
Publication of GB1256641A publication Critical patent/GB1256641A/en
Expired 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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Burglar Alarm Systems (AREA)
  • Fire-Detection Mechanisms (AREA)
  • Luminescent Compositions (AREA)
  • Photometry And Measurement Of Optical Pulse Characteristics (AREA)
GB1256641D 1968-03-27 1969-03-21 Expired GB1256641A (uk)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US71654468A 1968-03-27 1968-03-27

Publications (1)

Publication Number Publication Date
GB1256641A true GB1256641A (uk) 1971-12-08

Family

ID=24878429

Family Applications (2)

Application Number Title Priority Date Filing Date
GB1256641D Expired GB1256641A (uk) 1968-03-27 1969-03-21
GB1256642D Expired GB1256642A (uk) 1968-03-27 1969-03-21

Family Applications After (1)

Application Number Title Priority Date Filing Date
GB1256642D Expired GB1256642A (uk) 1968-03-27 1969-03-21

Country Status (4)

Country Link
US (1) US3634845A (uk)
DE (1) DE1915773A1 (uk)
FR (1) FR2004882A1 (uk)
GB (2) GB1256641A (uk)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2169426A (en) * 1985-01-04 1986-07-09 Hickman James A A Glazing unit alarm systems
GB2201277A (en) * 1987-02-19 1988-08-24 Hickman James A A Glazing unit alarm system
GB2503837B (en) * 2011-03-10 2018-03-28 De Wet De Villiers Marius Alarmed intruder barrier

Families Citing this family (34)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3952295A (en) * 1972-09-05 1976-04-20 Gentex Corporation Alarm system for cargo box
US3911414A (en) * 1973-05-30 1975-10-07 Roy E Bowling Alarm detector switch
US3909331A (en) * 1974-01-04 1975-09-30 Morton Cohen Method of window foiling precut geometric patterns in a burglar alarm system
US4000488A (en) * 1974-04-19 1976-12-28 Bernard Ephraim Label alarm system
US4024526A (en) * 1976-05-19 1977-05-17 Joseph Banner Alarm device for use in combination with window sash
CA1155178A (en) * 1978-01-06 1983-10-11 David Wright Detecting and measuring the position of a break in solid formations
US4367460A (en) * 1979-10-17 1983-01-04 Henri Hodara Intrusion sensor using optic fiber
DE3003683A1 (de) * 1980-02-01 1981-08-06 Vereinigte Glaswerke Gmbh, 5100 Aachen Mehrschichtige alarmglasscheibe
EP0082861B1 (en) * 1981-07-06 1985-11-27 JORGENSEN, Poul Richter Alarm system for safeguarding against the breakthrough of a surface
US4901053A (en) * 1986-02-28 1990-02-13 Honda Lock Manufacturing Co., Ltd. Anti-theft system for automotive vehicles
CA1277395C (en) * 1986-02-28 1990-12-04 Masaaki Fukamachi Anti-theft system for automotive vehicles
US4804946A (en) * 1986-04-03 1989-02-14 Elkowitz Andrew I Pre-wired window pane
US5334971A (en) * 1992-09-08 1994-08-02 Modsec Systems (Proprietary) Limited Security device kit, a security device and a security installation
US5648758A (en) * 1995-11-03 1997-07-15 Ford Motor Company Pre-assembled glass breakage detector applique
US5936525A (en) * 1997-07-24 1999-08-10 Se-Kure Controls, Inc. Sensor for monitoring an article
WO1999053627A1 (en) 1998-04-10 1999-10-21 Chrimar Systems, Inc. Doing Business As Cms Technologies System for communicating with electronic equipment on a network
US7098444B2 (en) * 2004-01-09 2006-08-29 Beinhocker Gilbert D Tamper proof container
US7211783B2 (en) * 2004-01-09 2007-05-01 Tamperproof Container Licensing Corp. Tamper-proof container
US7394060B2 (en) * 2004-05-03 2008-07-01 Tamperproof Container Licensing Corp. Tamper detection system having plurality of inflatable liner panels with optical couplers
US7482924B1 (en) 2004-11-05 2009-01-27 Tamper Proof Container Licensing Corp. Cargo container security system communications
US7608812B2 (en) * 2004-11-05 2009-10-27 Tamperproof Container Licensing Corp. Tamper detection system
US7332728B2 (en) * 2004-11-05 2008-02-19 Tamperproof Container Licensing Corp. Tamper-proof container
US7619226B2 (en) * 2007-03-30 2009-11-17 Tamper Proof Container Licensing Corp. Integrated optical neutron detector
WO2009075703A2 (en) * 2007-09-11 2009-06-18 Tamper Proof Container Licensing Corp. Pipeline security system
US8337039B1 (en) * 2008-08-28 2012-12-25 Larkin Kevin B Window frame with integrated solar electric cell and illumination
WO2010135146A1 (en) * 2009-05-18 2010-11-25 Tamperproof Container Licensing Corp. Nuclear leakage detection system using wire or optical fiber
US8971673B2 (en) 2012-01-25 2015-03-03 3D Fuse Sarl Sensor tape for security detection and method of fabrication
US8653971B2 (en) * 2012-01-25 2014-02-18 3D Fuse Sarl Sensor tape for security detection and method of fabrication
US9373234B1 (en) 2015-01-20 2016-06-21 3D Fuse Technology Inc. Security tape for intrusion/extrusion boundary detection
US9424957B1 (en) * 2015-03-10 2016-08-23 Luke Adam Williams Subdermal lighting apparatus with enhanced biological compatibility and safety
MY193561A (en) 2016-01-28 2022-10-19 Igus Gmbh Line guide device with electrical detection of deterioration and radio circuit for same
DE202016000501U1 (de) * 2016-01-28 2017-03-02 Igus Gmbh Energieführungskette oder Leitungsführungseinrichtung mit elektrotechnischer Verschleißerkennung
US10089851B1 (en) * 2017-03-28 2018-10-02 Nortek Security & Control Llc Glass break detector
US10560050B2 (en) * 2018-06-15 2020-02-11 Evolusun, Inc. Innovative energy generating photovoltaic awning

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2346171A (en) * 1939-05-06 1944-04-11 Electro Protective Corp Electrical protective alarm system
US2648012A (en) * 1949-10-05 1953-08-04 Perforating Guns Atlas Corp Nuclear well logging
US2587775A (en) * 1950-05-06 1952-03-04 Donald F Sheldon Apparatus for determining the speed of objects
US3087145A (en) * 1955-07-29 1963-04-23 Arthur W Fruh Burglar alarm system and switch therefor
US3041477A (en) * 1958-08-08 1962-06-26 Budts Lucien Multivibrator circuit arrangement
US3014207A (en) * 1959-10-20 1961-12-19 Alarm Products Inc Alarm circuits
US3283244A (en) * 1963-05-15 1966-11-01 Electronic Eng Co Electrical resistance tester
US3233054A (en) * 1963-12-26 1966-02-01 Herbert S Shoffstall Control device for a protective alarm system
US3441925A (en) * 1966-02-09 1969-04-29 Andrew J White Window apparatus having a signal

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2169426A (en) * 1985-01-04 1986-07-09 Hickman James A A Glazing unit alarm systems
US4692744A (en) * 1985-01-04 1987-09-08 Hickman James A A Glazing unit alarm systems
GB2201277A (en) * 1987-02-19 1988-08-24 Hickman James A A Glazing unit alarm system
GB2201277B (en) * 1987-02-19 1991-07-24 Hickman James A A Glazing unit alarm system
GB2503837B (en) * 2011-03-10 2018-03-28 De Wet De Villiers Marius Alarmed intruder barrier

Also Published As

Publication number Publication date
FR2004882A1 (uk) 1969-12-05
GB1256642A (uk) 1971-12-08
US3634845A (en) 1972-01-11
DE1915773A1 (de) 1969-10-30

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PLNP Patent lapsed through nonpayment of renewal fees