CH528079A - Device for measuring physical quantities by measuring the intensity of a light beam - Google Patents

Device for measuring physical quantities by measuring the intensity of a light beam

Info

Publication number
CH528079A
CH528079A CH988271A CH988271A CH528079A CH 528079 A CH528079 A CH 528079A CH 988271 A CH988271 A CH 988271A CH 988271 A CH988271 A CH 988271A CH 528079 A CH528079 A CH 528079A
Authority
CH
Switzerland
Prior art keywords
measuring
intensity
light beam
physical quantities
measuring physical
Prior art date
Application number
CH988271A
Other languages
German (de)
Inventor
Helmut Dipl Chem Ulrich
Original Assignee
Helmut Dipl Chem Ulrich
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 Helmut Dipl Chem Ulrich filed Critical Helmut Dipl Chem Ulrich
Publication of CH528079A publication Critical patent/CH528079A/en

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)
CH988271A 1970-07-10 1971-07-06 Device for measuring physical quantities by measuring the intensity of a light beam CH528079A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19702034344 DE2034344A1 (en) 1970-07-10 1970-07-10 Device for measuring physical quantities by measuring the intensity of a bundle of light rays

Publications (1)

Publication Number Publication Date
CH528079A true CH528079A (en) 1972-09-15

Family

ID=5776417

Family Applications (1)

Application Number Title Priority Date Filing Date
CH988271A CH528079A (en) 1970-07-10 1971-07-06 Device for measuring physical quantities by measuring the intensity of a light beam

Country Status (4)

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

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1983002326A1 (en) * 1981-12-23 1983-07-07 Lammasniemi, Jorma Method and apparatus for measuring moisture content

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GB1546080A (en) * 1975-12-18 1979-05-16 Plessey Co Ltd Fibre optic pressure sensor
FR2359433A1 (en) * 1976-07-23 1978-02-17 Thomson Csf ADJUSTABLE RADIATION DISTRIBUTOR GUIDED BY OPTICAL FIBER BEAMS
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
DE2860995D1 (en) * 1977-07-01 1981-11-26 Battelle Memorial Institute Device for generating a light signal characteristic of the refractive index of a fluidand and its use
CH639196A5 (en) * 1977-11-23 1983-10-31 Asea Ab Meter for measuring physical quantities by means of optical media.
AU4223778A (en) * 1977-12-12 1979-06-21 Pedro B Macedo Optical waveguide sensor
EP0003566A1 (en) * 1978-02-03 1979-08-22 Siemens Aktiengesellschaft Level indicator
SE415397B (en) * 1978-06-02 1980-09-29 Asea Ab FIBEROPTICAL METDON
SE413555B (en) * 1978-09-15 1980-06-02 Asea Ab FIBEROPTICAL METDON
CH639217A5 (en) * 1979-04-20 1983-10-31 Benno Perren SENSOR FOR A MONITORING DEVICE.
FR2456314A1 (en) * 1979-05-10 1980-12-05 Jean Berny Micro-displacement gauge for medical use - employs catheter pressure sensor containing deformable mirror with optical fibre to conduct light
CH644002A5 (en) * 1979-07-17 1984-07-13 Europtool Trust SOAP SOLUTION DOSING DEVICE.
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 (en) * 1980-04-11 1981-10-16 Fort Francois Optical fibre pressure sensor for detecting cistern contents - uses comparator to detect difference between direct and fibre transmitted light from light diode
SE441870B (en) * 1980-04-16 1985-11-11 Western Electric Co SOUND SENSITIVE DEVICE FOR USE WITH A SIGNAL CELL
DE3017309A1 (en) * 1980-05-06 1981-11-12 Siemens AG, 1000 Berlin und 8000 München Position transducer arrangement with high noise immunity transmission - has light modulator identifying active transducer to control unit
US4368430A (en) * 1980-08-18 1983-01-11 Sanders Associates, Inc. Fiber optic magnetic sensors
US4431262A (en) * 1981-10-06 1984-02-14 Tolles Walter E Conformable optical couplers
DE3247659A1 (en) * 1982-12-23 1984-06-28 Wolfgang Dr. 7000 Stuttgart Ruhrmann OPTICAL SENSOR
DE3334395A1 (en) * 1983-09-23 1985-04-11 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V., 8000 München Optical measuring device for bending and deflection
EP0168404B1 (en) * 1984-01-20 1990-07-11 Hughes Aircraft Company Fiber optic structure and method for making
US4733933A (en) * 1984-01-20 1988-03-29 Hughes Aircraft Company Fiber optic structure and method of making
DE3403887C2 (en) * 1984-02-04 1986-11-13 Wolfgang Dr. 7000 Stuttgart Ruhrmann sensor
DE3415242C1 (en) * 1984-04-24 1985-10-17 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V., 8000 München Fibre-optical sensor
GB2159620A (en) * 1984-05-29 1985-12-04 Norman Barrie Jones Photoelectric pressure transducer without elastic diaphragm
DE3427311C1 (en) * 1984-07-25 1985-10-10 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V., 8000 München Fibre-optical sensor arrangement
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 (en) * 1986-02-11 1987-08-13 Daimler Benz Ag Fibre-optic level sensor
DE3644866A1 (en) * 1986-09-03 1988-03-17 Wolfgang Dr Ruhrmann Sensor
WO1988001738A1 (en) * 1986-09-03 1988-03-10 Wolfgang Ruhrmann Opto-electronic detector
DE3733549A1 (en) * 1987-10-03 1989-04-20 Messerschmitt Boelkow Blohm FIBER OPTICAL SENSOR
ATA43689A (en) * 1989-02-28 1991-05-15 Siemens Ag Oesterreich DEVICE FOR CONDUCTING ELECTROMAGNETIC SHAFTS
IL91491A0 (en) * 1989-08-31 1990-04-29 Dan Atlas Displacement detector device and method
DE4021455A1 (en) * 1989-11-27 1991-05-29 Stribel Gmbh Optoelectronic device for measuring deflection magnitude and direction - sends light with variable intensity to sensor with several receiver surfaces, microprocessor deriving deflection signal
DE3939573A1 (en) * 1989-11-30 1991-06-06 Baldur Dr Ing Barczewski Sensor for measuring forces and derivable physical parameters - has light source connected to clamped end of elastically deflectable light conducting body, with position detector at other end
BE1003189A5 (en) * 1990-07-27 1992-01-07 B A Cosurvey Optics S P R L B PRESSURE SENSOR.
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 (en) * 1994-07-01 1996-01-04 Leon Helma Christina Pressure sensitive sensor system
US5600433A (en) * 1994-11-02 1997-02-04 The University Of Wyoming Optical fiber waist refractometer
DE19504758A1 (en) * 1995-02-02 1996-08-08 Manfred Dipl Chem Deutzer Optical sensor for detecting physical parameters acting in three spatial directions e.g. acceleration, vibration, shock
DE19653754C2 (en) * 1996-12-20 2000-09-14 Forschungszentrum Juelich Gmbh Process for the automatic detection of a system-compliant connector element, as well as a suitable connector
DE102006014668A1 (en) * 2006-03-28 2007-10-11 Autoliv Development Ab Seat belt device for a motor vehicle

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1983002326A1 (en) * 1981-12-23 1983-07-07 Lammasniemi, Jorma Method and apparatus for measuring moisture content

Also Published As

Publication number Publication date
FR2103683A5 (en) 1972-04-14
DE2034344A1 (en) 1972-01-13
GB1352914A (en) 1974-05-15

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