DE69030242D1 - Vorrichtung zur Messung des Mischungsverhältnisses mehrerer Flüssigkeiten - Google Patents

Vorrichtung zur Messung des Mischungsverhältnisses mehrerer Flüssigkeiten

Info

Publication number
DE69030242D1
DE69030242D1 DE69030242T DE69030242T DE69030242D1 DE 69030242 D1 DE69030242 D1 DE 69030242D1 DE 69030242 T DE69030242 T DE 69030242T DE 69030242 T DE69030242 T DE 69030242T DE 69030242 D1 DE69030242 D1 DE 69030242D1
Authority
DE
Germany
Prior art keywords
measuring
mixing ratio
several liquids
liquids
several
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 - Fee Related
Application number
DE69030242T
Other languages
English (en)
Other versions
DE69030242T2 (de
Inventor
Shigeru Miyata
Yoshitaka Yamada
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.)
Niterra Co Ltd
Original Assignee
NGK Spark Plug Co Ltd
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 NGK Spark Plug Co Ltd filed Critical NGK Spark Plug Co Ltd
Application granted granted Critical
Publication of DE69030242D1 publication Critical patent/DE69030242D1/de
Publication of DE69030242T2 publication Critical patent/DE69030242T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2201/00—Features of devices classified in G01N21/00
    • G01N2201/06—Illumination; Optics
    • G01N2201/062—LED's
    • G01N2201/0621—Supply

Landscapes

  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
DE69030242T 1989-12-15 1990-12-14 Vorrichtung zur Messung des Mischungsverhältnisses mehrerer Flüssigkeiten Expired - Fee Related DE69030242T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1326585A JPH03186733A (ja) 1989-12-15 1989-12-15 被測定液体の混合割合検出器

Publications (2)

Publication Number Publication Date
DE69030242D1 true DE69030242D1 (de) 1997-04-24
DE69030242T2 DE69030242T2 (de) 1997-06-26

Family

ID=18189461

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69030242T Expired - Fee Related DE69030242T2 (de) 1989-12-15 1990-12-14 Vorrichtung zur Messung des Mischungsverhältnisses mehrerer Flüssigkeiten

Country Status (4)

Country Link
US (1) US5046842A (de)
EP (1) EP0433080B1 (de)
JP (1) JPH03186733A (de)
DE (1) DE69030242T2 (de)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2694629B1 (fr) * 1992-08-10 1995-06-30 Berechet Ion Sensor refractometrique semiglobulaire-compact.
FI108259B (fi) * 1998-01-30 2001-12-14 Janesko Oy Refraktometri
US8934102B2 (en) * 2013-06-17 2015-01-13 Intellectual Reserves, LLC System and method for determining fluid parameters

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4749274A (en) * 1986-01-24 1988-06-07 Toyota Jidosha Kabushiki Kaisha Apparatus for detecting fuel mixture ratio
JPS62192633A (ja) * 1986-02-19 1987-08-24 Ngk Spark Plug Co Ltd アルコ−ル混合燃料の混合比センサ
EP0281337B1 (de) * 1987-02-26 1993-07-21 NGK Spark Plug Co. Ltd. Gerät zur Bestimmung vom Mischungsverhältnis von Benzin und Alkohol oder ähnlichem
EP0292097B1 (de) * 1987-04-17 1993-05-26 NGK Spark Plug Co. Ltd. Gerät zur Feststellung des Mischungsverhältnisses von Benzin und einem Alkohol oder entsprechendem
US5015091A (en) * 1988-04-13 1991-05-14 Mitsubishi Denki K.K. Device for detecting alcoholic content
DE8807364U1 (de) * 1988-06-06 1989-01-19 Herz, Helmut, Dipl.-Ing.
US4962746A (en) * 1988-11-23 1990-10-16 Ngk Spark Plug Co., Ltd. Mixing liquid ratio detector device

Also Published As

Publication number Publication date
EP0433080B1 (de) 1997-03-19
US5046842A (en) 1991-09-10
JPH03186733A (ja) 1991-08-14
DE69030242T2 (de) 1997-06-26
EP0433080A3 (en) 1992-04-08
EP0433080A2 (de) 1991-06-19

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee