GB2058394B - Pressure sensitive optical fibre cable - Google Patents
Pressure sensitive optical fibre cableInfo
- Publication number
- GB2058394B GB2058394B GB8027454A GB8027454A GB2058394B GB 2058394 B GB2058394 B GB 2058394B GB 8027454 A GB8027454 A GB 8027454A GB 8027454 A GB8027454 A GB 8027454A GB 2058394 B GB2058394 B GB 2058394B
- Authority
- GB
- United Kingdom
- Prior art keywords
- pressure sensitive
- optical fibre
- sensitive optical
- fibre cable
- cable
- 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
- 239000013307 optical fiber Substances 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
- 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
- G01L1/245—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 using microbending
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01G—WEIGHING
- G01G19/00—Weighing apparatus or methods adapted for special purposes not provided for in the preceding groups
- G01G19/02—Weighing apparatus or methods adapted for special purposes not provided for in the preceding groups for weighing wheeled or rolling bodies, e.g. vehicles
- G01G19/022—Weighing apparatus or methods adapted for special purposes not provided for in the preceding groups for weighing wheeled or rolling bodies, e.g. vehicles for weighing wheeled or rolling bodies in motion
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01G—WEIGHING
- G01G3/00—Weighing apparatus characterised by the use of elastically-deformable members, e.g. spring balances
- G01G3/12—Weighing apparatus characterised by the use of elastically-deformable members, e.g. spring balances wherein the weighing element is in the form of a solid body stressed by pressure or tension during weighing
- G01G3/125—Weighing apparatus characterised by the use of elastically-deformable members, e.g. spring balances wherein the weighing element is in the form of a solid body stressed by pressure or tension during weighing wherein the weighing element is an optical member
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01H—MEASUREMENT OF MECHANICAL VIBRATIONS OR ULTRASONIC, SONIC OR INFRASONIC WAVES
- G01H9/00—Measuring mechanical vibrations or ultrasonic, sonic or infrasonic waves by using radiation-sensitive means, e.g. optical means
- G01H9/004—Measuring mechanical vibrations or ultrasonic, sonic or infrasonic waves by using radiation-sensitive means, e.g. optical means using fibre optic sensors
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
- G01P3/00—Measuring linear or angular speed; Measuring differences of linear or angular speeds
- G01P3/64—Devices characterised by the determination of the time taken to traverse a fixed distance
- G01P3/68—Devices characterised by the determination of the time taken to traverse a fixed distance using optical means, i.e. using infrared, visible, or ultraviolet light
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/44—Mechanical structures for providing tensile strength and external protection for fibres, e.g. optical transmission cables
- G02B6/4401—Optical cables
- G02B6/4415—Cables for special applications
-
- 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
- G08G1/04—Detecting movement of traffic to be counted or controlled using optical or ultrasonic detectors
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Light Guides In General And Applications Therefor (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB8027454A GB2058394B (en) | 1979-08-30 | 1980-08-22 | Pressure sensitive optical fibre cable |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB7930093 | 1979-08-30 | ||
GB8027454A GB2058394B (en) | 1979-08-30 | 1980-08-22 | Pressure sensitive optical fibre cable |
Publications (2)
Publication Number | Publication Date |
---|---|
GB2058394A GB2058394A (en) | 1981-04-08 |
GB2058394B true GB2058394B (en) | 1984-01-04 |
Family
ID=26272719
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB8027454A Expired GB2058394B (en) | 1979-08-30 | 1980-08-22 | Pressure sensitive optical fibre cable |
Country Status (1)
Country | Link |
---|---|
GB (1) | GB2058394B (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105116508A (en) * | 2015-09-18 | 2015-12-02 | 电子科技大学 | Three-axis sensitive spiral vibration optical cable |
CN105823496A (en) * | 2015-01-22 | 2016-08-03 | 西安金和光学科技有限公司 | Linear optical fiber sensing device |
Families Citing this family (26)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
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 |
EP0066493A1 (en) * | 1981-05-15 | 1982-12-08 | Schlumberger Limited | Pressure wave fiber optic transducer cable |
US4927232A (en) * | 1985-03-18 | 1990-05-22 | G2 Systems Corporation | Structural monitoring system using fiber optics |
US5026141A (en) * | 1981-08-24 | 1991-06-25 | G2 Systems Corporation | Structural monitoring system using fiber optics |
US4654520A (en) * | 1981-08-24 | 1987-03-31 | Griffiths Richard W | Structural monitoring system using fiber optics |
EP0082820A3 (en) * | 1981-12-21 | 1984-03-21 | Battelle Memorial Institute | Optical fibre pressure detector |
GB2130611A (en) * | 1982-11-22 | 1984-06-06 | Dr A T Ratcliffe | Synthetic fibre rope: monitoring strain using optical fires |
DE3305234C2 (en) * | 1983-02-16 | 1986-02-27 | Felten & Guilleaume Energietechnik GmbH, 5000 Köln | Tensile wire made from a fiber-reinforced resin structure with at least one optical waveguide enclosed therein |
SE443656B (en) * | 1984-07-20 | 1986-03-03 | Ericsson Telefon Ab L M | MICROBOOK LIKE OPTICAL FIBER CABLE |
DE3526966A1 (en) * | 1984-11-14 | 1986-05-15 | Felten & Guilleaume Energietechnik GmbH, 5000 Köln | LIGHTWAVE GUIDE SENSOR FOR TOWING FORCES AND METHOD FOR THE PRODUCTION THEREOF |
US4668861A (en) * | 1984-12-12 | 1987-05-26 | The Regents Of The University Of California | Tactile sensor employing a light conducting element and a resiliently deformable sheet |
FR2578974B1 (en) * | 1985-03-18 | 1988-07-01 | Lach Pierre | OPTICAL DEVICE FOR ANALOGUE FORCE DETECTION |
AU597937B2 (en) * | 1985-03-18 | 1990-06-14 | G2 Systems Corporation | Structural monitoring system using fiber optics |
CA1268640A (en) * | 1985-11-14 | 1990-05-08 | Battelle Development Corporation | Fiber-optical pressure detector |
GB2188719B (en) * | 1986-04-02 | 1990-08-22 | Stc Plc | Optical fibres |
US4840481A (en) * | 1987-12-10 | 1989-06-20 | Simmonds Precision | Polarimetric optical frequency domain distributed strain sensor and method |
EP0328703B1 (en) * | 1988-02-17 | 1991-10-16 | Wolfgang Brunner | Measuring method for local measurement of pressures |
FR2650670A1 (en) * | 1989-08-02 | 1991-02-08 | Fiori Costantino | System for detecting a fire or any other phenomenon generating an abnormal rise or fall in temperature with respect to a fixed reference |
US5260520A (en) * | 1992-04-02 | 1993-11-09 | Martin Marietta Energy Systems, Inc. | Apparatus for weighing and identifying characteristics of a moving vehicle |
EP1128171A1 (en) * | 2000-02-22 | 2001-08-29 | Sensor Line Gesellschaft für optoelektronische Sensoren mbH | Fibre optic load sensor for detecting railway vehicles |
US6408117B1 (en) * | 2000-04-05 | 2002-06-18 | Lucent Technologies Inc. | Mechanically induced long period optical fiber gratings |
JP5109637B2 (en) * | 2007-12-17 | 2012-12-26 | 日立電線株式会社 | Fiber optic load sensor |
JP2009229311A (en) * | 2008-03-24 | 2009-10-08 | Fukui Prefecture | Optical fiber cable for pressure detection |
WO2012084997A2 (en) * | 2010-12-21 | 2012-06-28 | Shell Internationale Research Maatschappij B.V. | Detecting the direction of acoustic signals with a fiber optical distributed acoustic sensing (das) assembly |
GB201417836D0 (en) | 2014-10-08 | 2014-11-19 | Optasense Holdings Ltd | Fibre optic cable with transverse sensitivity |
BR102017017613B1 (en) * | 2017-08-16 | 2023-12-26 | Velsis Sistemas E Tecnologia Viaria S/A | DYNAMIC WEIGHING AND VEHICLE SPEED MONITORING SYSTEM ON TRACK |
-
1980
- 1980-08-22 GB GB8027454A patent/GB2058394B/en not_active Expired
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105823496A (en) * | 2015-01-22 | 2016-08-03 | 西安金和光学科技有限公司 | Linear optical fiber sensing device |
CN105116508A (en) * | 2015-09-18 | 2015-12-02 | 电子科技大学 | Three-axis sensitive spiral vibration optical cable |
CN105116508B (en) * | 2015-09-18 | 2018-01-12 | 电子科技大学 | A kind of three axle sensitivity spiral vibrating optical cables |
Also Published As
Publication number | Publication date |
---|---|
GB2058394A (en) | 1981-04-08 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PCNP | Patent ceased through non-payment of renewal fee |