DE69209412D1 - Sensor - Google Patents

Sensor

Info

Publication number
DE69209412D1
DE69209412D1 DE69209412T DE69209412T DE69209412D1 DE 69209412 D1 DE69209412 D1 DE 69209412D1 DE 69209412 T DE69209412 T DE 69209412T DE 69209412 T DE69209412 T DE 69209412T DE 69209412 D1 DE69209412 D1 DE 69209412D1
Authority
DE
Germany
Prior art keywords
fibre
sensor
light
actuation means
optical
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
DE69209412T
Other languages
English (en)
Other versions
DE69209412T2 (de
Inventor
Stephen Andrew Clift
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.)
Focas Ltd
Original Assignee
Focas 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 Focas Ltd filed Critical Focas Ltd
Publication of DE69209412D1 publication Critical patent/DE69209412D1/de
Application granted granted Critical
Publication of DE69209412T2 publication Critical patent/DE69209412T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
    • G01D5/00—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable
    • G01D5/26—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light
    • G01D5/32—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light with attenuation or whole or partial obturation of beams of light
    • G01D5/34—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light with attenuation or whole or partial obturation of beams of light the beams of light being detected by photocells
    • G01D5/353—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light with attenuation or whole or partial obturation of beams of light the beams of light being detected by photocells influencing the transmission properties of an optical fibre
    • G01D5/35383—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light with attenuation or whole or partial obturation of beams of light the beams of light being detected by photocells influencing the transmission properties of an optical fibre using multiple sensor devices using multiplexing techniques

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Measuring Fluid Pressure (AREA)
  • Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
  • Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
  • Glass Compositions (AREA)
DE69209412T 1991-09-03 1992-08-19 Sensor Expired - Fee Related DE69209412T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB919118780A GB9118780D0 (en) 1991-09-03 1991-09-03 A sensor

Publications (2)

Publication Number Publication Date
DE69209412D1 true DE69209412D1 (de) 1996-05-02
DE69209412T2 DE69209412T2 (de) 1996-08-01

Family

ID=10700806

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69209412T Expired - Fee Related DE69209412T2 (de) 1991-09-03 1992-08-19 Sensor

Country Status (7)

Country Link
US (1) US5216240A (de)
EP (1) EP0531017B1 (de)
AT (1) ATE136115T1 (de)
CA (1) CA2077413A1 (de)
DE (1) DE69209412T2 (de)
ES (1) ES2086663T3 (de)
GB (2) GB9118780D0 (de)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5457532A (en) * 1994-05-31 1995-10-10 Honeywell Inc. Harmonic phase modulation error reducer
FR2835607A1 (fr) * 2002-02-04 2003-08-08 Osmos Sa Procede et dispositif de detection
FR2835608A1 (fr) * 2002-02-04 2003-08-08 Osmos Sa Procede et dispositif de detection de seuil
DE10223870A1 (de) * 2002-05-29 2003-12-11 Daimler Chrysler Ag Vorrichtung mit einem elektromagnetischen Aktuator
GB0905986D0 (en) 2009-04-07 2009-05-20 Qinetiq Ltd Remote sensing
JP2013156163A (ja) * 2012-01-30 2013-08-15 Olympus Corp 光学式センサ
US9506779B2 (en) * 2014-06-27 2016-11-29 Raytheon Bbn Technologies Corp. Optical waveguide system for interrogating a plurality of sensor nodes wherein a location of the received input signal is determined

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4071753A (en) * 1975-03-31 1978-01-31 Gte Laboratories Incorporated Transducer for converting acoustic energy directly into optical energy
CH639217A5 (de) * 1979-04-20 1983-10-31 Benno Perren Fuehler fuer eine ueberwachungseinrichtung.
US4521683A (en) * 1981-03-20 1985-06-04 The Boeing Company Pressure-actuated optical switch
FR2561838B1 (fr) * 1984-03-23 1986-09-19 Arzur Bernard Cable optique pressurise equipe pour la detection et la localisation de pertes de pression susceptibles de l'affecter
GB8418122D0 (en) * 1984-07-17 1984-08-22 Standard Telephones Cables Ltd Optical sensor systems
GB8514858D0 (en) * 1985-06-12 1985-07-17 Gen Electric Co Plc Sensor devices
GB2190185B (en) * 1986-05-09 1989-12-06 Gen Electric Plc An optical sensor system
US4826322A (en) * 1986-07-18 1989-05-02 Philips Gerald J Encapsulated motion transducer
IT1232330B (it) * 1989-09-12 1992-01-28 Cise Spa Sensore a fibra ottica polarimetrico
US5126558A (en) * 1990-11-14 1992-06-30 Hughes Aircraft Company Joint position detector with fiber optical microbend loop

Also Published As

Publication number Publication date
ES2086663T3 (es) 1996-07-01
EP0531017A2 (de) 1993-03-10
GB2259420A (en) 1993-03-10
EP0531017B1 (de) 1996-03-27
DE69209412T2 (de) 1996-08-01
GB9118780D0 (en) 1991-10-16
ATE136115T1 (de) 1996-04-15
EP0531017A3 (en) 1993-06-30
GB2259420B (en) 1995-04-26
GB9217650D0 (en) 1992-09-30
US5216240A (en) 1993-06-01
CA2077413A1 (en) 1993-03-04

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee