SE7904846L - Grens- och metverdesgivare - Google Patents

Grens- och metverdesgivare

Info

Publication number
SE7904846L
SE7904846L SE7904846A SE7904846A SE7904846L SE 7904846 L SE7904846 L SE 7904846L SE 7904846 A SE7904846 A SE 7904846A SE 7904846 A SE7904846 A SE 7904846A SE 7904846 L SE7904846 L SE 7904846L
Authority
SE
Sweden
Prior art keywords
border
value sensor
metal value
metal
sensor
Prior art date
Application number
SE7904846A
Other languages
English (en)
Swedish (sv)
Inventor
R Menningen
K Ehrsam
J Oberhensli
K Grunig
Original Assignee
Hectronic Ag
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 Hectronic Ag filed Critical Hectronic Ag
Publication of SE7904846L publication Critical patent/SE7904846L/xx

Links

Classifications

    • 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
    • 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
    • G01F23/2925—Light, e.g. infrared or ultraviolet for discrete levels with light-conducting sensing elements, e.g. prisms using electrical detecting means
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
    • G01J1/00—Photometry, e.g. photographic exposure meter
    • G01J1/10—Photometry, e.g. photographic exposure meter by comparison with reference light or electric value provisionally void
    • G01J1/16—Photometry, e.g. photographic exposure meter by comparison with reference light or electric value provisionally void using electric radiation detectors
    • G01J1/1626—Arrangements with two photodetectors, the signals of which are compared
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S250/00—Radiant energy
    • Y10S250/90—Optical liquid level sensors
    • Y10S250/901—Optical liquid level sensors with gap between light guide elements, includes open light path preset
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S250/00—Radiant energy
    • Y10S250/90—Optical liquid level sensors
    • Y10S250/901—Optical liquid level sensors with gap between light guide elements, includes open light path preset
    • Y10S250/902—Optical liquid level sensors with gap between light guide elements, includes open light path preset with closed light path preset
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S250/00—Radiant energy
    • Y10S250/90—Optical liquid level sensors
    • Y10S250/901—Optical liquid level sensors with gap between light guide elements, includes open light path preset
    • Y10S250/902—Optical liquid level sensors with gap between light guide elements, includes open light path preset with closed light path preset
    • Y10S250/903—Optical liquid level sensors with gap between light guide elements, includes open light path preset with closed light path preset with prism contacting liquid

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Thermal Sciences (AREA)
  • Fluid Mechanics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
  • Arrangements For Transmission Of Measured Signals (AREA)
  • Length Measuring Devices By Optical Means (AREA)
SE7904846A 1977-10-05 1979-06-01 Grens- och metverdesgivare SE7904846L (sv)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH1216477A CH620771A5 (xx) 1977-10-05 1977-10-05

Publications (1)

Publication Number Publication Date
SE7904846L true SE7904846L (sv) 1979-06-01

Family

ID=4380479

Family Applications (1)

Application Number Title Priority Date Filing Date
SE7904846A SE7904846L (sv) 1977-10-05 1979-06-01 Grens- och metverdesgivare

Country Status (11)

Country Link
US (1) US4275295A (xx)
JP (1) JPS54500013A (xx)
CH (1) CH620771A5 (xx)
DE (1) DE2857095D2 (xx)
FR (1) FR2405463A1 (xx)
GB (1) GB2023813A (xx)
IT (1) IT1099237B (xx)
NL (1) NL7809941A (xx)
SE (1) SE7904846L (xx)
WO (1) WO1979000180A1 (xx)
ZA (1) ZA785324B (xx)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE411955B (sv) * 1978-06-02 1980-02-11 Asea Ab Fiberoptiskt metdon med hogst tva fibrer
US4472628A (en) * 1981-06-29 1984-09-18 General Electric Company Fiber optics transducers for sensing parameter magnitude
US4462699A (en) * 1981-09-10 1984-07-31 Board Of Trustees Of The Leland Stanford Junior University Fiber coupler temperature transducer
EP0074788B1 (en) * 1981-09-10 1989-05-31 The Board Of Trustees Of The Leland Stanford Junior University Fiber coupler temperature tranducer
FR2514917A1 (fr) * 1981-10-19 1983-04-22 Seeb Sarl Capteur de positionnement et de mouvement a fibres optiques
GB2124757A (en) * 1982-05-21 1984-02-22 Marconi Avionics Measuring displacements optically
DE3234900A1 (de) * 1982-09-21 1984-03-22 Siemens Ag Faseroptischer sensor
DE3505810A1 (de) * 1985-02-20 1986-08-21 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt Anordnung zur ermittlung der verstellung bzw. einstellung eines weges oder winkels
DE3629088C1 (en) * 1986-08-27 1988-03-24 Mueller Weingarten Maschf Optoelectronic workpiece position monitoring in the work stations of a press
JPH03502732A (ja) * 1988-10-20 1991-06-20 コナックス　バッファロウ　コーポレーション 光学的液位センサ
US5017771A (en) * 1989-11-20 1991-05-21 The Boeing Company Position sensor using optical fibers and a variable filter
US5351547A (en) * 1990-05-02 1994-10-04 Dynisco, Inc. Optical pressure transducer having a fixed reflector and a movable reflector attached to a diaphragm
US5319978A (en) * 1990-05-02 1994-06-14 Dynisco, Inc. Optical pressure transducer
EP0533333A3 (en) * 1991-09-19 1993-07-28 Texaco Development Corporation Optical photometry system
US5376785A (en) * 1992-10-02 1994-12-27 Chin; Philip K. Optical displacement sensor utilizing optical diffusion
US7043984B2 (en) * 2004-01-13 2006-05-16 Fling John J Automatically actuated liquid level sensor
US7418861B2 (en) * 2006-01-10 2008-09-02 Fling John J Mechanically self actuated liquid level sensor
US7444865B2 (en) 2006-05-04 2008-11-04 Fling John J Parallelogram actuated liquid level sensor
JP5357218B2 (ja) * 2011-07-14 2013-12-04 キヤノンファインテック株式会社 インク残量検出装置、インク残量検出方法およびインクジェット記録装置

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB925798A (en) * 1960-08-30 1963-05-08 Linotype Machinery Ltd Light intensity comparator
US3544799A (en) * 1968-10-23 1970-12-01 Gen Motors Corp Photoelectric liquid level detector with checkout means which increases output of lamp to simulate low-level condition
DE1817027B1 (de) * 1968-12-24 1970-03-05 Danfoss As Fuellstandanzeiger
FR2130819A5 (xx) * 1971-03-22 1972-11-10 Snecma
DE2148696A1 (de) * 1971-09-29 1973-04-05 Krauss Maffei Ag Optische einrichtung zum erzeugen eines von der eintauchtiefe eines beweglichen bauteiles in ein messlichtbuendel abhaengigen elektrischen signales
CA1008146A (en) * 1973-02-26 1977-04-05 Andre Rekai Optical self-checking level detector
BE820108A (fr) * 1973-11-27 1975-01-16 Appareil pour determiner la transparence de l'atmospher
DE2448458A1 (de) * 1974-10-11 1976-04-22 Philips Patentverwaltung Anordnung zur elektronischen eichkontrolle bei fotometrischen geraeten

Also Published As

Publication number Publication date
GB2023813A (en) 1980-01-03
US4275295A (en) 1981-06-23
CH620771A5 (xx) 1980-12-15
ZA785324B (en) 1979-09-26
IT1099237B (it) 1985-09-18
IT7828444A0 (it) 1978-10-05
NL7809941A (nl) 1979-04-09
WO1979000180A1 (en) 1979-04-19
DE2857095D2 (en) 1980-11-20
FR2405463A1 (fr) 1979-05-04
JPS54500013A (xx) 1979-08-23

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