DE3246412A1 - Fluessigkeitsempfindliches element - Google Patents

Fluessigkeitsempfindliches element

Info

Publication number
DE3246412A1
DE3246412A1 DE19823246412 DE3246412A DE3246412A1 DE 3246412 A1 DE3246412 A1 DE 3246412A1 DE 19823246412 DE19823246412 DE 19823246412 DE 3246412 A DE3246412 A DE 3246412A DE 3246412 A1 DE3246412 A1 DE 3246412A1
Authority
DE
Germany
Prior art keywords
electrodes
sensitive element
prongs
liquid
heating layer
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.)
Granted
Application number
DE19823246412
Other languages
German (de)
English (en)
Other versions
DE3246412C2 (OSRAM
Inventor
Peter Dipl.-Chem. 8741 Hohenroth Ambros
Gottfried Dr.rer.nat. 7410 Reutlingen Berthold
Walter 8741 Wülfershausen Budig
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.)
Preh GmbH
Original Assignee
Preh GmbH
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 Preh GmbH filed Critical Preh GmbH
Priority to DE19823246412 priority Critical patent/DE3246412A1/de
Priority to AT83111248T priority patent/ATE32952T1/de
Priority to EP83111248A priority patent/EP0111733B1/de
Publication of DE3246412A1 publication Critical patent/DE3246412A1/de
Application granted granted Critical
Publication of DE3246412C2 publication Critical patent/DE3246412C2/de
Granted legal-status Critical Current

Links

Classifications

    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N27/00Investigating or analysing materials by the use of electric, electrochemical, or magnetic means
    • G01N27/02Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance
    • G01N27/04Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating resistance
    • G01N27/12Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating resistance of a solid body in dependence upon absorption of a fluid; of a solid body in dependence upon reaction with a fluid, for detecting components in the fluid
    • G01N27/121Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating resistance of a solid body in dependence upon absorption of a fluid; of a solid body in dependence upon reaction with a fluid, for detecting components in the fluid for determining moisture content, e.g. humidity, of the fluid

Landscapes

  • Chemical & Material Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Immunology (AREA)
  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Electrochemistry (AREA)
  • Biochemistry (AREA)
  • General Physics & Mathematics (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Pathology (AREA)
  • Surface Heating Bodies (AREA)
  • Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
  • Measurement Of The Respiration, Hearing Ability, Form, And Blood Characteristics Of Living Organisms (AREA)
  • Resistance Heating (AREA)
  • Investigating Or Analyzing Materials By The Use Of Fluid Adsorption Or Reactions (AREA)
DE19823246412 1982-12-15 1982-12-15 Fluessigkeitsempfindliches element Granted DE3246412A1 (de)

Priority Applications (3)

Application Number Priority Date Filing Date Title
DE19823246412 DE3246412A1 (de) 1982-12-15 1982-12-15 Fluessigkeitsempfindliches element
AT83111248T ATE32952T1 (de) 1982-12-15 1983-11-11 Fluessigkeitsempfindliches element.
EP83111248A EP0111733B1 (de) 1982-12-15 1983-11-11 Flüssigkeitsempfindliches Element

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19823246412 DE3246412A1 (de) 1982-12-15 1982-12-15 Fluessigkeitsempfindliches element

Publications (2)

Publication Number Publication Date
DE3246412A1 true DE3246412A1 (de) 1984-06-20
DE3246412C2 DE3246412C2 (OSRAM) 1988-03-17

Family

ID=6180731

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19823246412 Granted DE3246412A1 (de) 1982-12-15 1982-12-15 Fluessigkeitsempfindliches element

Country Status (3)

Country Link
EP (1) EP0111733B1 (OSRAM)
AT (1) ATE32952T1 (OSRAM)
DE (1) DE3246412A1 (OSRAM)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3916921C1 (OSRAM) * 1989-05-24 1990-10-11 Preh-Werke Gmbh & Co Kg, 8740 Bad Neustadt, De
US5533391A (en) * 1992-07-09 1996-07-09 V. Kann Rasmussen Industri A/S Electric rain sensor and method of manufacturing a sensor member thereto

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3829517A1 (de) * 1988-08-31 1990-03-08 Bosch Gmbh Robert Feuchtesensor
SE0102426D0 (sv) * 2001-07-06 2001-07-06 Bioett Ab Fuktsensor

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2540335A1 (de) * 1974-09-12 1976-04-01 Uop Inc Tinte bzw. druckfarbe fuer elektrische widerstaende
US4011538A (en) * 1976-01-30 1977-03-08 Illinois Tool Works Inc. Fluid sensor
DE2938434C2 (de) * 1979-09-22 1981-07-09 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V., 8000 München Kapazitiver Feuchtigkeitsfühler und Verfahren zur Herstellung des Fühlers
DE8121939U1 (de) * 1981-07-25 1982-01-14 Kernforschungsanlage Jülich GmbH, 5170 Jülich Regenfuehler fuer einen regensammler
DE2627441C2 (de) * 1975-06-20 1982-04-01 Asahi Glass Co. Ltd., Tokyo Fühler zur Feststellung von kondensierter Feuchtigkeit
AT368811B (de) * 1978-07-12 1982-11-10 Siemens Ag Oesterreich Feuchtigkeitsmesseinrichtung

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3045617A1 (de) * 1979-12-03 1981-08-20 Tokyo Cosmos Electric Co. Ltd.,, Hachioji, Tokyo Feuchtigkeitsempfindlicher widerstand
DE3024297C2 (de) * 1980-06-27 1985-08-14 Endress U. Hauser Gmbh U. Co, 7867 Maulburg Kapazitiver Feuchtigkeitsfühler und Verfahren zum Herstellen seiner feuchtigkeitsempfindlichen Schicht
US4673910A (en) * 1981-09-30 1987-06-16 Mitsubishi Denki Kabushiki Kaisha Moisture sensitive element containing high temperature decomposition residue of organo-silicon polymer as sensitive element
US4520341A (en) * 1981-12-08 1985-05-28 Sharp Kabushiki Kaisha Moisture responsive element with crosslinked organic membrane and protective layering

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2540335A1 (de) * 1974-09-12 1976-04-01 Uop Inc Tinte bzw. druckfarbe fuer elektrische widerstaende
DE2627441C2 (de) * 1975-06-20 1982-04-01 Asahi Glass Co. Ltd., Tokyo Fühler zur Feststellung von kondensierter Feuchtigkeit
US4011538A (en) * 1976-01-30 1977-03-08 Illinois Tool Works Inc. Fluid sensor
AT368811B (de) * 1978-07-12 1982-11-10 Siemens Ag Oesterreich Feuchtigkeitsmesseinrichtung
DE2938434C2 (de) * 1979-09-22 1981-07-09 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V., 8000 München Kapazitiver Feuchtigkeitsfühler und Verfahren zur Herstellung des Fühlers
DE8121939U1 (de) * 1981-07-25 1982-01-14 Kernforschungsanlage Jülich GmbH, 5170 Jülich Regenfuehler fuer einen regensammler

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3916921C1 (OSRAM) * 1989-05-24 1990-10-11 Preh-Werke Gmbh & Co Kg, 8740 Bad Neustadt, De
US5533391A (en) * 1992-07-09 1996-07-09 V. Kann Rasmussen Industri A/S Electric rain sensor and method of manufacturing a sensor member thereto

Also Published As

Publication number Publication date
EP0111733A3 (en) 1985-04-10
ATE32952T1 (de) 1988-03-15
EP0111733A2 (de) 1984-06-27
DE3246412C2 (OSRAM) 1988-03-17
EP0111733B1 (de) 1988-03-09

Similar Documents

Publication Publication Date Title
DE2824144C2 (de) Einrichtung zur kapazitiven Niveauhöhenmessung von Flüssigkeiten oder Feststoffen
DE69003840T2 (de) Kapillartransportzone mit Klebstoffschicht.
DE2826515A1 (de) Festkoerper-sensorelement
WO1998031991A1 (de) Füllstandsgeber
WO2004097392A1 (de) Sensor zur detektion von teilchen
DE2256203A1 (de) Elektrisches widerstandselement zur verwendung als temperaturfuehler eines widerstandsthermometers und verfahren zu dessen herstellung
CH678579A5 (OSRAM)
CH676153A5 (OSRAM)
DE3724966A1 (de) Sensor
DE10359901A1 (de) Flüssigkeitspegelsensor
DE3829764A1 (de) Platin-temperatursensor
DE3416108C2 (OSRAM)
DE19524943C2 (de) Sensor
DE2824609C2 (de) Vorrichtung zur Feuchtigkeitsmessung durch elektrostatische Kapazitätsänderung
WO1998026260A1 (de) Elektrischer widerstand mit wenigstens zwei anschlusskontaktfeldern auf einem keramik-substrat sowie verfahren zu dessen herstellung
DE3226045A1 (de) Filmartige ionenselektive elektrode und verfahren zur messung der ionenaktivitaet mit derselben
DE19519099C1 (de) Resistiver Feuchtesensor
DE3246412C2 (OSRAM)
DE3410578A1 (de) Duennfilm-feuchtigkeitsmessfuehler
DE8235238U1 (de) Fluessigkeitsempfindliches element
DE3416945A1 (de) Feuchtigkeitssensor und verfahren zu seiner herstellung
WO2010130370A1 (de) Fotolithographisch strukturierter dickschichtsensor
DE3586994T2 (de) Elektrischer kontakt zwischen metallen und widerstandselementen.
DE1018171B (de) Bildschirm mit einander zugeordneten photoempfindlichen und elektrolumineszierenden Elementen
DE8011367U1 (de) Fluessigkeitsstand-fuehlervorrichtung

Legal Events

Date Code Title Description
OP8 Request for examination as to paragraph 44 patent law
D2 Grant after examination
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: PREH-WERKE GMBH & CO KG, 8740 BAD NEUSTADT, DE

8339 Ceased/non-payment of the annual fee