FR2578974B1 - OPTICAL DEVICE FOR ANALOGUE FORCE DETECTION - Google Patents
OPTICAL DEVICE FOR ANALOGUE FORCE DETECTIONInfo
- 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
Links
- 238000001514 detection method Methods 0.000 title 1
- 230000003287 optical effect Effects 0.000 title 1
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
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)
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 |
WO1993022624A1 (en) * | 1992-05-05 | 1993-11-11 | The University Of Queensland | Optical displacement sensor |
AU668958B2 (en) * | 1992-05-05 | 1996-05-23 | University Of Queensland, The | 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 |
AU5534500A (en) * | 1999-09-06 | 2001-04-10 | Siegfried Pieper | Distortion detector |
WO2005022098A1 (en) | 2003-08-27 | 2005-03-10 | Airbus Uk Limited | Optically measuring the dispacing or load for an aircraft component, landing gear, braking control |
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 |
EP1664707A1 (en) | 2003-08-27 | 2006-06-07 | Airbus UK Limited | Measuring load, displacement on an aircraft component using a 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)
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 |
-
1985
- 1985-03-18 FR FR8504238A patent/FR2578974B1/en not_active Expired
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 |