FR2578974B1 - OPTICAL DEVICE FOR ANALOGUE FORCE DETECTION - Google Patents

OPTICAL DEVICE FOR ANALOGUE FORCE DETECTION

Info

Publication number
FR2578974B1
FR2578974B1 FR8504238A FR8504238A FR2578974B1 FR 2578974 B1 FR2578974 B1 FR 2578974B1 FR 8504238 A FR8504238 A FR 8504238A FR 8504238 A FR8504238 A FR 8504238A FR 2578974 B1 FR2578974 B1 FR 2578974B1
Authority
FR
France
Prior art keywords
optical device
force detection
analogue
analogue force
detection
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
FR8504238A
Other languages
French (fr)
Other versions
FR2578974A1 (en
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to FR8504238A priority Critical patent/FR2578974B1/en
Publication of FR2578974A1 publication Critical patent/FR2578974A1/en
Priority to FR8613969A priority patent/FR2605102A2/en
Application granted granted Critical
Publication of FR2578974B1 publication Critical patent/FR2578974B1/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
    • G01L1/00—Measuring force or stress, in general
    • G01L1/24—Measuring force or stress, in general by measuring variations of optical properties of material when it is stressed, e.g. by photoelastic stress analysis using infrared, visible light, ultraviolet
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B11/00—Measuring arrangements characterised by the use of optical techniques
    • G01B11/16—Measuring arrangements characterised by the use of optical techniques for measuring the deformation in a solid, e.g. optical strain gauge
    • 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
    • G01D5/35338—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 other arrangements than interferometer arrangements
    • G01D5/35341—Sensor working in transmission
    • G01D5/35345—Sensor working in transmission using Amplitude variations to detect the measured quantity
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
    • G01L1/00—Measuring force or stress, in general
    • G01L1/24—Measuring force or stress, in general by measuring variations of optical properties of material when it is stressed, e.g. by photoelastic stress analysis using infrared, visible light, ultraviolet
    • G01L1/242—Measuring force or stress, in general by measuring variations of optical properties of material when it is stressed, e.g. by photoelastic stress analysis using infrared, visible light, ultraviolet the material being an optical fibre
    • G01L1/243—Measuring force or stress, in general by measuring variations of optical properties of material when it is stressed, e.g. by photoelastic stress analysis using infrared, visible light, ultraviolet the material being an optical fibre using means for applying force perpendicular to the fibre axis

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Force Measurement Appropriate To Specific Purposes (AREA)
FR8504238A 1985-03-18 1985-03-18 OPTICAL DEVICE FOR ANALOGUE FORCE DETECTION Expired FR2578974B1 (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
FR8504238A FR2578974B1 (en) 1985-03-18 1985-03-18 OPTICAL DEVICE FOR ANALOGUE FORCE DETECTION
FR8613969A FR2605102A2 (en) 1985-03-18 1986-10-01 Optical device for analogue detection of a force

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8504238A FR2578974B1 (en) 1985-03-18 1985-03-18 OPTICAL DEVICE FOR ANALOGUE FORCE DETECTION

Publications (2)

Publication Number Publication Date
FR2578974A1 FR2578974A1 (en) 1986-09-19
FR2578974B1 true FR2578974B1 (en) 1988-07-01

Family

ID=9317444

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8504238A Expired FR2578974B1 (en) 1985-03-18 1985-03-18 OPTICAL DEVICE FOR ANALOGUE FORCE DETECTION

Country Status (1)

Country Link
FR (1) FR2578974B1 (en)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2605102A2 (en) * 1985-03-18 1988-04-15 Pierre Lach Optical device for analogue detection of a force
AU668958B2 (en) * 1992-05-05 1996-05-23 University Of Queensland, The Optical displacement sensor
EP0639260A4 (en) * 1992-05-05 1998-12-09 Univ Queensland Optical displacement sensor.
DE19601968A1 (en) * 1996-01-20 1997-07-24 Deha Com S A Length-change determining system using optical fibre for building construction parts
GB2329243A (en) * 1997-09-05 1999-03-17 Univ Portsmouth Enterprise Optical force sensor for forces applied to the body
ES2206253T3 (en) 1999-09-06 2004-05-16 Innotec Gmbh Europe DEFORMATION DETECTOR.
US7792614B2 (en) 2003-08-27 2010-09-07 Airbus Uk Limited Apparatus and method suitable for measuring the global displacement or load on an aircraft component
US7578199B2 (en) 2003-08-27 2009-08-25 Airbus Uk Limited Apparatus and method suitable for measuring the displacement or load on an aircraft component
WO2005022101A1 (en) 2003-08-27 2005-03-10 Airbus Uk Limited Measuring load, displacement on an aircraft component using microwave beam
EP1744135A1 (en) * 2005-07-11 2007-01-17 IEE INTERNATIONAL ELECTRONICS & ENGINEERING S.A. Foil-type pressure sensor
FR3032034B1 (en) * 2015-01-22 2019-05-17 Institut De Radioprotection Et De Surete Nucleaire TEST APPARATUS AND TESTING DEVICE FOR INCREASED ACCURACY PRECISION
CN113176043B (en) * 2021-04-16 2022-07-01 南京工程学院 Gas leakage detection system and method

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3375377A (en) * 1964-09-21 1968-03-26 Barrows Martin Ralph Radiation sensitive multichannel pressure transducer
US3517999A (en) * 1966-01-07 1970-06-30 Itt Optical strain gauge
GB2058394B (en) * 1979-08-30 1984-01-04 Marconi Co Ltd Pressure sensitive optical fibre cable
GB2068538A (en) * 1980-01-28 1981-08-12 Russell J Optical strain measuring system
JPS56111440A (en) * 1980-02-08 1981-09-03 Toshiba Corp Pressure measuring device
SE8003696L (en) * 1980-05-19 1981-11-20 Asea Ab MODAL ANALYZER AND / OR MODFILTER
DE3232382A1 (en) * 1982-08-31 1984-03-01 Klaus Dipl.-Ing. Bartkowiak (TU), 4690 Herne Optoelectronic dynamometer
DE3236435C2 (en) * 1982-10-01 1984-08-02 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V., 8000 München Fiber optic sensor

Also Published As

Publication number Publication date
FR2578974A1 (en) 1986-09-19

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Legal Events

Date Code Title Description
ST Notification of lapse