FI901655A0 - Kapacitiv fuktsensor. - Google Patents

Kapacitiv fuktsensor.

Info

Publication number
FI901655A0
FI901655A0 FI901655A FI901655A FI901655A0 FI 901655 A0 FI901655 A0 FI 901655A0 FI 901655 A FI901655 A FI 901655A FI 901655 A FI901655 A FI 901655A FI 901655 A0 FI901655 A0 FI 901655A0
Authority
FI
Finland
Prior art keywords
function sensor
capacitive function
capacitive
sensor
function
Prior art date
Application number
FI901655A
Other languages
English (en)
Inventor
Hellmut Ahne
Siegfried Birkle
Albert Hammerschmidt
Johann Kammermaier
Gerhard Rittmayer
Original Assignee
Siemens 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 Siemens Ag filed Critical Siemens Ag
Publication of FI901655A0 publication Critical patent/FI901655A0/fi

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N27/00—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means
    • G01N27/02—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance
    • G01N27/22—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating capacitance
    • G01N27/223—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating capacitance for determining moisture content, e.g. humidity
    • G01N27/225—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating capacitance for determining moisture content, e.g. humidity by using hygroscopic materials
    • 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
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T29/00—Metal working
    • Y10T29/49—Method of mechanical manufacture
    • Y10T29/49002—Electrical device making

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
FI901655A 1989-05-02 1990-04-02 Kapacitiv fuktsensor. FI901655A0 (fi)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE3914519 1989-05-02

Publications (1)

Publication Number Publication Date
FI901655A0 true FI901655A0 (fi) 1990-04-02

Family

ID=6379951

Family Applications (1)

Application Number Title Priority Date Filing Date
FI901655A FI901655A0 (fi) 1989-05-02 1990-04-02 Kapacitiv fuktsensor.

Country Status (4)

Country Link
US (1) US5040090A (fi)
EP (1) EP0395937A1 (fi)
JP (1) JPH02304344A (fi)
FI (1) FI901655A0 (fi)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7037554B2 (en) * 2003-06-30 2006-05-02 Mississippi State University Moisture sensor based on evanescent wave light scattering by porous sol-gel silica coating
ITTO20040411A1 (it) * 2004-06-21 2004-09-21 Olivetti Jet S P A Dispositivo di rilevamento di grandezze fisiche, particolarmente di umidita', e relativo metodo di rilevamento.
DE202008003354U1 (de) 2008-03-09 2008-05-15 Hidde, Axel R., Dr. Ing. Leckageüberwachung bei zylindrischen Anordnungen
DE102009047201A1 (de) 2009-11-26 2011-06-01 Hagen, Gunter, Dipl.-Ing. Verwendung von metallorganischem Gerüstmaterial zur Herstellung von feuchteempfindlichen Schichten für Sensoren
US20140321798A1 (en) 2013-04-26 2014-10-30 University Of Pittsburgh-Of The Commonwealth System Of Higher Education Optical sensor employing a refractive index engineered metal oxide material
DE102014000667A1 (de) 2014-01-22 2015-07-23 Oybek Bakhramov Kapazitiver Sensor mit dielektrisch isolierten Elektroden
PL3373917T3 (pl) 2015-11-09 2021-11-02 R.P. Scherer Technologies, Llc Sposób odzyskiwania odpadowej masy żelowej z procesu wytwarzania kapsułek żelowych
US10670802B2 (en) 2017-08-31 2020-06-02 University of Pittsburgh—of the Commonwealth System of Higher Education Method of making a distributed optical fiber sensor having enhanced Rayleigh scattering and enhanced temperature stability, and monitoring systems employing same

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4164868A (en) * 1972-10-12 1979-08-21 Vaisala Oy Capacitive humidity transducer
DE2848034A1 (de) * 1978-11-06 1980-05-14 Siemens Ag Kapazitiver feuchtefuehler
DE2931297A1 (de) * 1979-08-01 1981-02-19 Siemens Ag Waermebestaendige positivresists und verfahren zur herstellung waermebestaendiger reliefstrukturen
DE3107519A1 (de) * 1981-02-27 1982-09-16 Siemens AG, 1000 Berlin und 8000 München "verfahren zur herstellung von orietierungsschichten fuer fluessigkristalldisplays sowie orientierungsschichten aufweisende fluessigkeitskristalle"
DE3339276A1 (de) * 1983-10-28 1985-05-09 Endress U. Hauser Gmbh U. Co, 7867 Maulburg Kapazitiver feuchtefuehler und verfahren zu seiner herstellung
DE3411659A1 (de) * 1984-03-29 1985-10-03 Siemens AG, 1000 Berlin und 8000 München Verfahren zur herstellung von polyoxazol- und polythiazol-vorstufen
DE3888390D1 (de) * 1987-05-18 1994-04-21 Siemens Ag Verfahren zur Herstellung hochwärmebeständiger Dielektrika.
EP0291779B1 (de) * 1987-05-18 1994-07-27 Siemens Aktiengesellschaft Wärmebeständige Positivresists und Verfahren zur Herstellung wärmebeständiger Reliefstrukturen
DE3716629C2 (de) * 1987-05-18 1997-06-12 Siemens Ag Wärmebeständige positiv arbeitende strahlungsempfindliche Gemische und Verfahren zur Herstellung wärmebeständiger Reliefstrukturen
US4761710A (en) * 1987-06-23 1988-08-02 Industrial Technology Research Institute Polyimide capacitive humidity sensing element
IT1222121B (it) * 1987-07-24 1990-08-31 Eniricerche Spa Sensore per ioni contenente una membrana organica selettiva

Also Published As

Publication number Publication date
JPH02304344A (ja) 1990-12-18
EP0395937A1 (de) 1990-11-07
US5040090A (en) 1991-08-13

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Legal Events

Date Code Title Description
FD Application lapsed
MM Patent lapsed

Owner name: SIEMENS AKTIENGESELLSCHAFT