GB2239944B - An optical fibre coupled sensor system - Google Patents

An optical fibre coupled sensor system

Info

Publication number
GB2239944B
GB2239944B GB9000377A GB9000377A GB2239944B GB 2239944 B GB2239944 B GB 2239944B GB 9000377 A GB9000377 A GB 9000377A GB 9000377 A GB9000377 A GB 9000377A GB 2239944 B GB2239944 B GB 2239944B
Authority
GB
United Kingdom
Prior art keywords
sensor system
optical fibre
coupled sensor
fibre coupled
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
GB9000377A
Other versions
GB9000377D0 (en
GB2239944A (en
Inventor
Dr John Philip Dakin
Mark Johnson
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.)
York Ltd
Original Assignee
York 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 York Ltd filed Critical York Ltd
Priority to GB9000377A priority Critical patent/GB2239944B/en
Publication of GB9000377D0 publication Critical patent/GB9000377D0/en
Publication of GB2239944A publication Critical patent/GB2239944A/en
Application granted granted Critical
Publication of GB2239944B publication Critical patent/GB2239944B/en
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)
  • Optical Transform (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
GB9000377A 1990-01-08 1990-01-08 An optical fibre coupled sensor system Expired - Fee Related GB2239944B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB9000377A GB2239944B (en) 1990-01-08 1990-01-08 An optical fibre coupled sensor system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB9000377A GB2239944B (en) 1990-01-08 1990-01-08 An optical fibre coupled sensor system

Publications (3)

Publication Number Publication Date
GB9000377D0 GB9000377D0 (en) 1990-03-07
GB2239944A GB2239944A (en) 1991-07-17
GB2239944B true GB2239944B (en) 1993-12-08

Family

ID=10668968

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9000377A Expired - Fee Related GB2239944B (en) 1990-01-08 1990-01-08 An optical fibre coupled sensor system

Country Status (1)

Country Link
GB (1) GB2239944B (en)

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0248111A2 (en) * 1986-04-08 1987-12-09 CV Technology, Incorporated Spectroscopic method and apparatus for optically measuring temperature
US4814604A (en) * 1986-03-13 1989-03-21 Bertin & Cie, B.P. Opto-electronic method and system for remote detection of physical magnitudes

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4814604A (en) * 1986-03-13 1989-03-21 Bertin & Cie, B.P. Opto-electronic method and system for remote detection of physical magnitudes
EP0248111A2 (en) * 1986-04-08 1987-12-09 CV Technology, Incorporated Spectroscopic method and apparatus for optically measuring temperature

Also Published As

Publication number Publication date
GB9000377D0 (en) 1990-03-07
GB2239944A (en) 1991-07-17

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Legal Events

Date Code Title Description
732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19970108