DE3629966C2 - - Google Patents

Info

Publication number
DE3629966C2
DE3629966C2 DE3629966A DE3629966A DE3629966C2 DE 3629966 C2 DE3629966 C2 DE 3629966C2 DE 3629966 A DE3629966 A DE 3629966A DE 3629966 A DE3629966 A DE 3629966A DE 3629966 C2 DE3629966 C2 DE 3629966C2
Authority
DE
Germany
Prior art keywords
light
light guide
face
sensor according
bundle
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
DE3629966A
Other languages
German (de)
English (en)
Other versions
DE3629966A1 (de
Inventor
Wolfgang Dr. 7000 Stuttgart De Ruhrmann
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
Priority to DE19863629966 priority Critical patent/DE3629966A1/de
Priority to DE19863644866 priority patent/DE3644866A1/de
Priority to EP87905712A priority patent/EP0279836A1/de
Priority to PCT/DE1987/000383 priority patent/WO1988001738A1/de
Priority to US07/214,733 priority patent/US4936681A/en
Publication of DE3629966A1 publication Critical patent/DE3629966A1/de
Application granted granted Critical
Publication of DE3629966C2 publication Critical patent/DE3629966C2/de
Granted legal-status Critical Current

Links

Classifications

    • 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
    • G02B6/24—Coupling light guides
    • G02B6/26—Optical coupling means
    • G02B6/262—Optical details of coupling light into, or out of, or between fibre ends, e.g. special fibre end shapes or associated optical elements
    • 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
    • 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
    • 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
    • G01N21/59—Transmissivity
    • G01N21/5907—Densitometers
    • G01N2021/5957—Densitometers using an image detector type detector, e.g. CCD

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Chemical & Material Sciences (AREA)
  • Thermal Sciences (AREA)
  • Fluid Mechanics (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Optics & Photonics (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
  • Measurement Of Levels Of Liquids Or Fluent Solid Materials (AREA)
DE19863629966 1986-09-03 1986-09-03 Sensor Granted DE3629966A1 (de)

Priority Applications (5)

Application Number Priority Date Filing Date Title
DE19863629966 DE3629966A1 (de) 1986-09-03 1986-09-03 Sensor
DE19863644866 DE3644866A1 (de) 1986-09-03 1986-09-03 Sensor
EP87905712A EP0279836A1 (de) 1986-09-03 1987-08-28 Opto-elektronischer sensor
PCT/DE1987/000383 WO1988001738A1 (en) 1986-09-03 1987-08-28 Opto-electronic detector
US07/214,733 US4936681A (en) 1986-09-03 1987-08-28 Optical sensor

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19863629966 DE3629966A1 (de) 1986-09-03 1986-09-03 Sensor
DE19863644866 DE3644866A1 (de) 1986-09-03 1986-09-03 Sensor

Publications (2)

Publication Number Publication Date
DE3629966A1 DE3629966A1 (de) 1988-03-17
DE3629966C2 true DE3629966C2 (pl) 1989-03-09

Family

ID=25847166

Family Applications (2)

Application Number Title Priority Date Filing Date
DE19863644866 Granted DE3644866A1 (de) 1986-09-03 1986-09-03 Sensor
DE19863629966 Granted DE3629966A1 (de) 1986-09-03 1986-09-03 Sensor

Family Applications Before (1)

Application Number Title Priority Date Filing Date
DE19863644866 Granted DE3644866A1 (de) 1986-09-03 1986-09-03 Sensor

Country Status (1)

Country Link
DE (2) DE3644866A1 (pl)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3920133A1 (de) * 1989-06-20 1991-01-03 Siemens Ag Optischer sensor zur untersuchung der lage und/oder der kontur eines objekts
DE19504714A1 (de) * 1995-02-14 1996-08-22 Daimler Benz Ag Verfahren und Vorrichtung zur Überwachung einer Zustandsgröße eines Leistungsschalters
DE19936288A1 (de) * 1999-08-02 2001-02-15 Karl F Massholder Verfahren zum Messen des Füllstandes in einem Behälter

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3939573A1 (de) * 1989-11-30 1991-06-06 Baldur Dr Ing Barczewski Sensor zur messung von kraeften und hieraus ableitbaren physikalischen groessen
FR2781576B1 (fr) * 1998-07-27 2000-09-29 Valeo Systemes Dessuyage Dispositif de detection de salissures sur la surface d'une plaque transparente
FR2781575B1 (fr) * 1998-07-27 2000-09-29 Valeo Systemes Dessuyage Dispositif de detection d'un liquide sur la surface d'une plaque transparente
EP1450141A1 (en) * 2003-02-11 2004-08-25 Jean-Sébastien Dubuisson Liquid level detector
DE102008055486A1 (de) 2008-12-05 2010-06-24 Friedrich-Alexander-Universität Erlangen-Nürnberg Optische Messanordnung und optisches Messverfahren

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2034344A1 (de) * 1970-07-10 1972-01-13 Ulrich H Einrichtung zur Messung physikalischer Großen durch Messung der Intensität eines Lichtstrahlenbundels
IT939097B (it) * 1970-11-06 1973-02-10 Cie Des Compreurs Perfezionamenti ai comparatori ottici a fibre ottiche
DE2244433A1 (de) * 1972-09-06 1974-03-14 Licentia Gmbh Anordnung zur fotoelektrischen bestimmung der abmessung eines objektes
DE3247659A1 (de) * 1982-12-23 1984-06-28 Wolfgang Dr. 7000 Stuttgart Ruhrmann Optischer sensor
DE3403887C2 (de) * 1984-02-04 1986-11-13 Wolfgang Dr. 7000 Stuttgart Ruhrmann Sensor
DE3428453A1 (de) * 1984-08-01 1986-02-13 Siemens AG, 1000 Berlin und 8000 München Sensoreinrichtung
DE3433343A1 (de) * 1984-09-11 1986-03-20 Siemens AG, 1000 Berlin und 8000 München Optische messanordnung mit faseroptischer lichtuebertragung

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3920133A1 (de) * 1989-06-20 1991-01-03 Siemens Ag Optischer sensor zur untersuchung der lage und/oder der kontur eines objekts
DE19504714A1 (de) * 1995-02-14 1996-08-22 Daimler Benz Ag Verfahren und Vorrichtung zur Überwachung einer Zustandsgröße eines Leistungsschalters
DE19504714B4 (de) * 1995-02-14 2006-08-24 Daimlerchrysler Ag Verfahren und Vorrichtung zur Überwachung einer Zustandsgröße eines Leistungsschalters
DE19936288A1 (de) * 1999-08-02 2001-02-15 Karl F Massholder Verfahren zum Messen des Füllstandes in einem Behälter

Also Published As

Publication number Publication date
DE3629966A1 (de) 1988-03-17
DE3644866A1 (de) 1988-03-17
DE3644866C2 (pl) 1988-06-16

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