GB1352914A - Measuring devices - Google Patents

Measuring devices

Info

Publication number
GB1352914A
GB1352914A GB3159571A GB3159571A GB1352914A GB 1352914 A GB1352914 A GB 1352914A GB 3159571 A GB3159571 A GB 3159571A GB 3159571 A GB3159571 A GB 3159571A GB 1352914 A GB1352914 A GB 1352914A
Authority
GB
United Kingdom
Prior art keywords
light
liquid
guides
measurement
interface
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
GB3159571A
Other languages
English (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
Publication of GB1352914A publication Critical patent/GB1352914A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
    • G01N21/41—Refractivity; Phase-affecting properties, e.g. optical path length
    • G01N21/43—Refractivity; Phase-affecting properties, e.g. optical path length by measuring critical angle
    • G01N21/431—Dip refractometers, e.g. using optical fibres
    • 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
    • G01D5/268—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 using optical fibres
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
    • G01F23/00—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm
    • G01F23/22—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water
    • G01F23/28—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water by measuring the variations of parameters of electromagnetic or acoustic waves applied directly to the liquid or fluent solid material
    • G01F23/284—Electromagnetic waves
    • G01F23/292—Light, e.g. infrared or ultraviolet
    • G01F23/2921—Light, e.g. infrared or ultraviolet for discrete levels
    • G01F23/2922—Light, e.g. infrared or ultraviolet for discrete levels with light-conducting sensing elements, e.g. prisms
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
    • G01K3/00—Thermometers giving results other than momentary value of temperature
    • 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
    • G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
    • G01L9/00—Measuring steady of quasi-steady pressure of fluid or fluent solid material by electric or magnetic pressure-sensitive elements; Transmitting or indicating the displacement of mechanical pressure-sensitive elements, used to measure the steady or quasi-steady pressure of a fluid or fluent solid material, by electric or magnetic means
    • G01L9/0001—Transmitting or indicating the displacement of elastically deformable gauges by electric, electro-mechanical, magnetic or electro-magnetic means
    • G01L9/0007—Transmitting or indicating the displacement of elastically deformable gauges by electric, electro-mechanical, magnetic or electro-magnetic means using photoelectric means
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
    • G01L9/00—Measuring steady of quasi-steady pressure of fluid or fluent solid material by electric or magnetic pressure-sensitive elements; Transmitting or indicating the displacement of mechanical pressure-sensitive elements, used to measure the steady or quasi-steady pressure of a fluid or fluent solid material, by electric or magnetic means
    • G01L9/0033—Transmitting or indicating the displacement of bellows by electric, electromechanical, magnetic, or electromagnetic means
    • G01L9/0039—Transmitting or indicating the displacement of bellows by electric, electromechanical, magnetic, or electromagnetic means using photoelectric means

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Fluid Mechanics (AREA)
  • Health & Medical Sciences (AREA)
  • Thermal Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
GB3159571A 1970-07-10 1971-07-06 Measuring devices Expired GB1352914A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19702034344 DE2034344A1 (de) 1970-07-10 1970-07-10 Einrichtung zur Messung physikalischer Großen durch Messung der Intensität eines Lichtstrahlenbundels

Publications (1)

Publication Number Publication Date
GB1352914A true GB1352914A (en) 1974-05-15

Family

ID=5776417

Family Applications (1)

Application Number Title Priority Date Filing Date
GB3159571A Expired GB1352914A (en) 1970-07-10 1971-07-06 Measuring devices

Country Status (4)

Country Link
CH (1) CH528079A (enExample)
DE (1) DE2034344A1 (enExample)
FR (1) FR2103683A5 (enExample)
GB (1) GB1352914A (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2159620A (en) * 1984-05-29 1985-12-04 Norman Barrie Jones Photoelectric pressure transducer without elastic diaphragm

Families Citing this family (49)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1546080A (en) * 1975-12-18 1979-05-16 Plessey Co Ltd Fibre optic pressure sensor
FR2359433A1 (fr) * 1976-07-23 1978-02-17 Thomson Csf Repartiteur reglable de rayonnement guide par faisceaux de fibres optiques
US4135779A (en) * 1976-08-02 1979-01-23 Corning Glass Works Variable ratio optical junction device
US4145110A (en) * 1977-04-08 1979-03-20 Northern Telecom Limited Optical fibre connector for variable signal attenuation
US4182545A (en) * 1977-05-27 1980-01-08 Harris Corporation Optical coupler system
EP0000319B2 (fr) * 1977-07-01 1984-09-05 Battelle Memorial Institute Dispositif pour élaborer un signal lumineux caractéristique de l'indice de réfraction d'un fluide et son utilisation
CH639196A5 (de) * 1977-11-23 1983-10-31 Asea Ab Messgeraet zum messen von physikalischen groessen mittels optischer mittel.
US4342907A (en) 1977-12-12 1982-08-03 Pedro B. Macedo Optical sensing apparatus and method
AU4223778A (en) * 1977-12-12 1979-06-21 Pedro B Macedo Optical waveguide sensor
EP0003566A1 (de) * 1978-02-03 1979-08-22 Siemens Aktiengesellschaft Füllstandsanzeiger
SE415397B (sv) * 1978-06-02 1980-09-29 Asea Ab Fiberoptiskt metdon
SE413555B (sv) * 1978-09-15 1980-06-02 Asea Ab Fiberoptiskt metdon
CH639217A5 (de) * 1979-04-20 1983-10-31 Benno Perren Fuehler fuer eine ueberwachungseinrichtung.
FR2456314A1 (fr) * 1979-05-10 1980-12-05 Jean Berny Capteur de pression et application au materiel medico-chirurgical
CH644002A5 (de) 1979-07-17 1984-07-13 Europtool Trust Seifenloesungs-dosiervorrichtung.
US4281925A (en) * 1979-07-31 1981-08-04 Bowmar/Ali, Inc. Fiber optic attenuation simulator
US4240747A (en) * 1979-10-03 1980-12-23 Battelle Memorial Institute Refractive-index responsive light-signal system
GB2068112B (en) * 1980-01-24 1983-06-02 Ferranti Ltd Vibration detector
FR2480433A1 (fr) * 1980-04-11 1981-10-16 Fort Francois Capteur par detection de pression
SE441870B (sv) * 1980-04-16 1985-11-11 Western Electric Co Beroringskenslig anordning for anvendning tillsammans med en signalkella
DE3017309A1 (de) * 1980-05-06 1981-11-12 Siemens AG, 1000 Berlin und 8000 München Stellungsgeberanordnung mit mehreren stellungsgebern und einer mit diesen verbundenen steuereinheit
US4368430A (en) * 1980-08-18 1983-01-11 Sanders Associates, Inc. Fiber optic magnetic sensors
US4355238A (en) 1981-02-20 1982-10-19 Siemens Corporation Liquid level indicator
US4431262A (en) * 1981-10-06 1984-02-14 Tolles Walter E Conformable optical couplers
FI65143C (fi) * 1981-12-23 1984-03-12 Valtion Teknillinen Maethuvud foer infraroedhygrometer
DE3247659A1 (de) * 1982-12-23 1984-06-28 Wolfgang Dr. 7000 Stuttgart Ruhrmann Optischer sensor
DE3334395A1 (de) * 1983-09-23 1985-04-11 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V., 8000 München Optische messvorrichtung fuer biegung und auslenkung
US4733933A (en) * 1984-01-20 1988-03-29 Hughes Aircraft Company Fiber optic structure and method of making
DE3486273T2 (de) * 1984-01-20 1994-05-19 Hughes Aircraft Co Faseroptisches Bauelement.
DE3403887C2 (de) * 1984-02-04 1986-11-13 Wolfgang Dr. 7000 Stuttgart Ruhrmann Sensor
DE3415242C1 (de) * 1984-04-24 1985-10-17 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V., 8000 München Faseroptischer Sensor
DE3427311C1 (de) * 1984-07-25 1985-10-10 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V., 8000 München Faseroptische Sensoranordnung
HU196259B (en) * 1984-09-06 1988-10-28 Almasine Barsi Erzsebet Optoelktromechanical measuring transducer
US4678902A (en) * 1985-04-30 1987-07-07 Metatech Corporation Fiber optic transducers with improved sensitivity
DE3604230A1 (de) * 1986-02-11 1987-08-13 Daimler Benz Ag Faseroptischer fuellstandssensor
WO1988001738A1 (fr) * 1986-09-03 1988-03-10 Wolfgang Ruhrmann Detecteur opto-electronique
DE3644866A1 (de) * 1986-09-03 1988-03-17 Wolfgang Dr Ruhrmann Sensor
DE3733549A1 (de) * 1987-10-03 1989-04-20 Messerschmitt Boelkow Blohm Faseroptischer sensor
ATA43689A (de) * 1989-02-28 1991-05-15 Siemens Ag Oesterreich Vorrichtung zur leitung von elektromagnetischen wellen
IL91491A0 (en) * 1989-08-31 1990-04-29 Dan Atlas Displacement detector device and method
DE4021455A1 (de) * 1989-11-27 1991-05-29 Stribel Gmbh Optoelektronische einrichtung
DE3939573A1 (de) * 1989-11-30 1991-06-06 Baldur Dr Ing Barczewski Sensor zur messung von kraeften und hieraus ableitbaren physikalischen groessen
BE1003189A5 (fr) * 1990-07-27 1992-01-07 B A Cosurvey Optics S P R L B Capteur de pression.
DE4139025C1 (en) * 1991-11-27 1992-10-22 Siemens Ag, 8000 Muenchen, De Fibre=optic pressure sensor for lithotripsy - has bend in fibre=optic waveguide with material removed to form surface exposed to fluid for measurement of refractive index
DE4423104A1 (de) * 1994-07-01 1996-01-04 Leon Helma Christina Druckempfindliche Sensorvorrichtung mit Lichtwellenleiter
US5600433A (en) * 1994-11-02 1997-02-04 The University Of Wyoming Optical fiber waist refractometer
DE19504758A1 (de) * 1995-02-02 1996-08-08 Manfred Dipl Chem Deutzer Optischer Sensor zur Erfassung physikalischer Größen, die räumlich in drei Richtungen x,y und z wirken
DE19653754C2 (de) * 1996-12-20 2000-09-14 Forschungszentrum Juelich Gmbh Verfahren zur automatischen Erkennung eines systemkonformen Steckverbindungselements, sowie hierfür geeignete Steckverbindung
DE102006014668A1 (de) * 2006-03-28 2007-10-11 Autoliv Development Ab Sicherheitsgurt-Einrichtung für ein Kraftfahrzeug

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2159620A (en) * 1984-05-29 1985-12-04 Norman Barrie Jones Photoelectric pressure transducer without elastic diaphragm

Also Published As

Publication number Publication date
FR2103683A5 (enExample) 1972-04-14
CH528079A (de) 1972-09-15
DE2034344A1 (de) 1972-01-13

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Legal Events

Date Code Title Description
PS Patent sealed
PLNP Patent lapsed through nonpayment of renewal fees