GB2056672B - Optical fibre sensor - Google Patents
Optical fibre sensorInfo
- Publication number
- GB2056672B GB2056672B GB8025194A GB8025194A GB2056672B GB 2056672 B GB2056672 B GB 2056672B GB 8025194 A GB8025194 A GB 8025194A GB 8025194 A GB8025194 A GB 8025194A GB 2056672 B GB2056672 B GB 2056672B
- Authority
- GB
- United Kingdom
- Prior art keywords
- optical fibre
- fibre sensor
- sensor
- optical
- fibre
- 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
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
- G01P13/00—Indicating or recording presence, absence, or direction, of movement
-
- 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
- G01D5/35354—Sensor working in reflection
- G01D5/35367—Sensor working in reflection using reflected light other than backscattered to detect the measured quantity
-
- 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
- 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
-
- 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
- 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
- G08G1/015—Detecting movement of traffic to be counted or controlled with provision for distinguishing between two or more types of vehicles, e.g. between motor-cars and cycles
-
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65C—LABELLING OR TAGGING MACHINES, APPARATUS, OR PROCESSES
- B65C2210/00—Details of manually controlled or manually operable label dispensers
- B65C2210/0037—Printing equipment
- B65C2210/004—Printing equipment using printing heads
- B65C2210/0059—Printing equipment using printing heads using several printing heads
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Geophysics And Detection Of Objects (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB8025194A GB2056672B (en) | 1979-08-01 | 1980-08-01 | Optical fibre sensor |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB7926847 | 1979-08-01 | ||
GB8025194A GB2056672B (en) | 1979-08-01 | 1980-08-01 | Optical fibre sensor |
Publications (2)
Publication Number | Publication Date |
---|---|
GB2056672A GB2056672A (en) | 1981-03-18 |
GB2056672B true GB2056672B (en) | 1983-07-06 |
Family
ID=26272397
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB8025194A Expired GB2056672B (en) | 1979-08-01 | 1980-08-01 | Optical fibre sensor |
Country Status (1)
Country | Link |
---|---|
GB (1) | GB2056672B (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2014136055A1 (en) | 2013-03-04 | 2014-09-12 | International Road Dynamics, Inc. | Sensor including electrical transmission-line parameter that changes responsive to vehicular load |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS61277028A (en) * | 1985-05-31 | 1986-12-08 | Sumitomo Electric Ind Ltd | Sensor |
FR2585849B1 (en) * | 1985-07-30 | 1988-12-30 | Suisse Electro Microtech Centr | FIBER OPTIC SENSING SYSTEM INCORPORATING AN INTENSITY MODULATED SENSOR |
GB2250813A (en) * | 1990-12-15 | 1992-06-17 | British Aerospace | Weighing apparatus for vehicles |
DE4423104A1 (en) * | 1994-07-01 | 1996-01-04 | Leon Helma Christina | Pressure sensitive sensor system |
AUPQ335799A0 (en) * | 1999-10-12 | 1999-11-04 | Arrb Transport Research Ltd. | A method of weighing vehicles in motion and systems formed for that purpose |
BR102017017613B1 (en) | 2017-08-16 | 2023-12-26 | Velsis Sistemas E Tecnologia Viaria S/A | DYNAMIC WEIGHING AND VEHICLE SPEED MONITORING SYSTEM ON TRACK |
BR102021004560A2 (en) * | 2021-03-10 | 2022-09-20 | Velsis Sistemas E Tecnologia Viaria Ltda | WEIGHING IN MOTION SYSTEM FOR AUTOMOTIVE VEHICLES BASED ON FLEXIBLE SENSORS AND FIBER OPTICS |
-
1980
- 1980-08-01 GB GB8025194A patent/GB2056672B/en not_active Expired
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2014136055A1 (en) | 2013-03-04 | 2014-09-12 | International Road Dynamics, Inc. | Sensor including electrical transmission-line parameter that changes responsive to vehicular load |
WO2014136037A1 (en) | 2013-03-04 | 2014-09-12 | International Road Dynamics Inc. | System and method for measuring moving vehicle information using electrical time domain reflectometry |
US9880045B2 (en) | 2013-03-04 | 2018-01-30 | International Road Dynamics | Sensor including electrical transmission-line parameter that changes responsive to vehicular load |
US10006799B2 (en) | 2013-03-04 | 2018-06-26 | International Road Dynamics Inc. | System and method for measuring moving vehicle information using electrical time domain reflectometry |
US10876884B2 (en) | 2013-03-04 | 2020-12-29 | International Road Dynamics Inc. | System and method for measuring moving vehicle information using electrical time domain reflectometry |
Also Published As
Publication number | Publication date |
---|---|
GB2056672A (en) | 1981-03-18 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PCNP | Patent ceased through non-payment of renewal fee |