IT1118351B - Dispositivo per rivelare la presenza di un oggetto lungo una linea,particolarmente lungo un recinto di protezione - Google Patents

Dispositivo per rivelare la presenza di un oggetto lungo una linea,particolarmente lungo un recinto di protezione

Info

Publication number
IT1118351B
IT1118351B IT67319/79A IT6731979A IT1118351B IT 1118351 B IT1118351 B IT 1118351B IT 67319/79 A IT67319/79 A IT 67319/79A IT 6731979 A IT6731979 A IT 6731979A IT 1118351 B IT1118351 B IT 1118351B
Authority
IT
Italy
Prior art keywords
along
detect
line
protection fence
object along
Prior art date
Application number
IT67319/79A
Other languages
English (en)
Italian (it)
Other versions
IT7967319A0 (it
Original Assignee
Comp Generale Electricite
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 Comp Generale Electricite filed Critical Comp Generale Electricite
Publication of IT7967319A0 publication Critical patent/IT7967319A0/it
Application granted granted Critical
Publication of IT1118351B publication Critical patent/IT1118351B/it

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B61—RAILWAYS
    • B61L—GUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
    • B61L1/00—Devices along the route controlled by interaction with the vehicle or train
    • B61L1/02—Electric devices associated with track, e.g. rail contacts
    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B13/00—Burglar, theft or intruder alarms
    • G08B13/18—Actuation by interference with heat, light, or radiation of shorter wavelength; Actuation by intruding sources of heat, light, or radiation of shorter wavelength
    • G08B13/181—Actuation by interference with heat, light, or radiation of shorter wavelength; Actuation by intruding sources of heat, light, or radiation of shorter wavelength using active radiation detection systems
    • G08B13/183—Actuation by interference with heat, light, or radiation of shorter wavelength; Actuation by intruding sources of heat, light, or radiation of shorter wavelength using active radiation detection systems by interruption of a radiation beam or barrier
    • G08B13/186—Actuation by interference with heat, light, or radiation of shorter wavelength; Actuation by intruding sources of heat, light, or radiation of shorter wavelength using active radiation detection systems by interruption of a radiation beam or barrier using light guides, e.g. optical fibres
    • G—PHYSICS
    • G08—SIGNALLING
    • G08G—TRAFFIC CONTROL SYSTEMS
    • G08G1/00—Traffic control systems for road vehicles
    • G08G1/01—Detecting movement of traffic to be counted or controlled

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Automation & Control Theory (AREA)
  • Mechanical Engineering (AREA)
  • Length Measuring Devices By Optical Means (AREA)
  • Geophysics And Detection Of Objects (AREA)
  • Train Traffic Observation, Control, And Security (AREA)
  • Light Guides In General And Applications Therefor (AREA)
  • Control Of Position, Course, Altitude, Or Attitude Of Moving Bodies (AREA)
IT67319/79A 1978-02-28 1979-02-14 Dispositivo per rivelare la presenza di un oggetto lungo una linea,particolarmente lungo un recinto di protezione IT1118351B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7805663A FR2418506A1 (fr) 1978-02-28 1978-02-28 Dispositif pour detecter la presence d'un objet le long d'une ligne

Publications (2)

Publication Number Publication Date
IT7967319A0 IT7967319A0 (it) 1979-02-14
IT1118351B true IT1118351B (it) 1986-02-24

Family

ID=9205152

Family Applications (1)

Application Number Title Priority Date Filing Date
IT67319/79A IT1118351B (it) 1978-02-28 1979-02-14 Dispositivo per rivelare la presenza di un oggetto lungo una linea,particolarmente lungo un recinto di protezione

Country Status (7)

Country Link
BE (1) BE873985A (fr)
CH (1) CH627573A5 (fr)
DE (1) DE2906841A1 (fr)
FR (1) FR2418506A1 (fr)
GB (1) GB2015844B (fr)
IT (1) IT1118351B (fr)
NL (1) NL7901615A (fr)

Families Citing this family (36)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4297684A (en) * 1979-03-26 1981-10-27 Honeywell Inc. Fiber optic intruder alarm system
US4482890A (en) * 1981-01-22 1984-11-13 The Secretary Of State For Defence In Her Britannic Majesty's Government Of The United Kingdom Of Great Britain And Northern Ireland Weight responsive intrusion detector using dual optical fibers
DE3278451D1 (en) * 1981-09-11 1988-06-09 Feller Ag Switching arrangement with an optical fibre
DE3322046C2 (de) * 1983-06-18 1986-01-23 Messerschmitt-Bölkow-Blohm GmbH, 8012 Ottobrunn Lichtleiter-Druck- und Eindringsensor
DE3443949A1 (de) * 1984-12-01 1986-06-05 AEG KABEL AG, 4050 Mönchengladbach Lichtleiter als kraftsensor
IL78728A (en) * 1986-05-08 1990-07-12 Magal Security Systems Ltd Security fence
DE3628083A1 (de) * 1986-08-19 1988-03-03 Felten & Guilleaume Energie Bodenplatte aus balken mit eingelegten lichtwellenleiter-sensoren
DE3731428A1 (de) * 1987-09-18 1989-04-06 Bayerische Motoren Werke Ag Vorrichtung zur vermeidung des einquetschens von koerperteilen beim schliessen elektrisch betaetigbarer fenster oder schiebedaecher
DE3815152A1 (de) * 1988-05-04 1989-11-23 Strabag Bau Ag Einrichtung zum ueberwachen und/oder steuern eines schienengebundenen verkehrs
JPH0676172A (ja) * 1991-04-16 1994-03-18 Sumitomo Electric Ind Ltd 防犯用検知装置
IL99773A (en) * 1991-10-17 1995-11-27 Israel State Pressure sensor
NL9201667A (nl) * 1992-09-25 1994-04-18 Nl Spoorwegen Nv Stelsel voor het detecteren van treinen.
AU6140494A (en) * 1993-02-13 1994-08-29 Socoa International Holding S.A. Optic fiber security system
JP3528435B2 (ja) * 1996-06-27 2004-05-17 トヨタ自動車株式会社 路上物体検出装置
DE19940549C1 (de) * 1999-08-26 2001-01-18 Siemens Ag Verfahren und Vorrichtung zur Überwachung eines Fahrwegs für spurgebundene Fahrzeuge
DE10003333A1 (de) * 2000-01-27 2001-08-09 Jakob Reuter Nutzung von Glasfasern und anderen Leitern des Lichtes mit Lichtempfänger als Sensoren für Meldung des Kontaktes mit irgendeinem Objekt und Erfassung mit Hilfe der Software auf einem PC
WO2003025524A1 (fr) * 2001-09-19 2003-03-27 Gebert Ruediger Heinz Capteur de poids
NL1020997C2 (nl) * 2002-07-04 2004-01-13 Lightspeed Inv S B V Aangrijpmiddelen voor een signaalleiding, signaalleiding en constructie-element.
GB0322859D0 (en) 2003-09-30 2003-10-29 British Telecomm Communication
US7667849B2 (en) 2003-09-30 2010-02-23 British Telecommunications Public Limited Company Optical sensor with interferometer for sensing external physical disturbance of optical communications link
NL1024456C2 (nl) * 2003-10-06 2005-04-07 Lightspeed Inv S B V Signaalleiding, hekwerk en werkwijze voor het vervaardigen van een hekwerk.
GB0407386D0 (en) 2004-03-31 2004-05-05 British Telecomm Monitoring a communications link
GB0421747D0 (en) 2004-09-30 2004-11-03 British Telecomm Distributed backscattering
US7848645B2 (en) 2004-09-30 2010-12-07 British Telecommunications Public Limited Company Identifying or locating waveguides
GB0427733D0 (en) 2004-12-17 2005-01-19 British Telecomm Optical system
WO2006064243A1 (fr) 2004-12-17 2006-06-22 British Telecommunications Public Limited Company Evaluation d'un reseau
GB0504579D0 (en) 2005-03-04 2005-04-13 British Telecomm Communications system
EP1853964B1 (fr) 2005-03-04 2009-06-24 British Telecommunications Public Limited Company Modulateur acousto-optique
EP1708388A1 (fr) 2005-03-31 2006-10-04 British Telecommunications Public Limited Company Communication d'information
EP1713301A1 (fr) 2005-04-14 2006-10-18 BRITISH TELECOMMUNICATIONS public limited company Procédé et dispositif pour communiquer du son sur une liaison optique
EP1729096A1 (fr) 2005-06-02 2006-12-06 BRITISH TELECOMMUNICATIONS public limited company Méthode et dispositif de détermination de la position d'une perturbation dans une fibre optique
WO2007096579A1 (fr) 2006-02-24 2007-08-30 British Telecommunications Public Limited Company Détection d'une perturbation
EP1826924A1 (fr) 2006-02-24 2007-08-29 BRITISH TELECOMMUNICATIONS public limited company Sensation d'une perturbation
US8027584B2 (en) 2006-02-24 2011-09-27 British Telecommunications Public Limited Company Sensing a disturbance
US8670662B2 (en) 2006-04-03 2014-03-11 British Telecommunications Public Limited Company Evaluating the position of an optical fiber disturbance
EP2804166A1 (fr) 2013-05-13 2014-11-19 PSS Consultancy & Equipment B.V. Câble de capteur et système

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1497995A (en) * 1976-04-13 1978-01-12 Standard Telephones Cables Ltd Fibre optic acoustic monitoring arrangement
DE2810971C1 (de) * 1978-03-14 1985-12-05 Messerschmitt-Bölkow-Blohm GmbH, 8000 München Lichtleiter zur UEberwachung eines Raumes oder Gelaendes

Also Published As

Publication number Publication date
NL7901615A (nl) 1979-08-30
DE2906841C2 (fr) 1989-08-24
DE2906841A1 (de) 1979-09-20
FR2418506B1 (fr) 1982-10-29
IT7967319A0 (it) 1979-02-14
BE873985A (fr) 1979-08-07
GB2015844A (en) 1979-09-12
GB2015844B (en) 1982-06-03
FR2418506A1 (fr) 1979-09-21
CH627573A5 (fr) 1982-01-15

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