FI65674C - Kapacitiv fuktighetsgivare och foerfarande foer framstaellningdaerav - Google Patents

Kapacitiv fuktighetsgivare och foerfarande foer framstaellningdaerav Download PDF

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Publication number
FI65674C
FI65674C FI824392A FI824392A FI65674C FI 65674 C FI65674 C FI 65674C FI 824392 A FI824392 A FI 824392A FI 824392 A FI824392 A FI 824392A FI 65674 C FI65674 C FI 65674C
Authority
FI
Finland
Prior art keywords
humidity sensor
capacitive humidity
structures
sensor according
framstaellningdaerav
Prior art date
Application number
FI824392A
Other languages
English (en)
Finnish (fi)
Swedish (sv)
Other versions
FI65674B (fi
FI824392A0 (fi
Inventor
Heikki Tapani Kuisma
Ari Lehto
Jouko Samuel Jalava
Original Assignee
Vaisala Oy
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 Vaisala Oy filed Critical Vaisala Oy
Publication of FI824392A0 publication Critical patent/FI824392A0/fi
Priority to FI824392A priority Critical patent/FI65674C/fi
Priority to FR8320170A priority patent/FR2538115A1/fr
Priority to CA000443470A priority patent/CA1202196A/fr
Priority to GB08333758A priority patent/GB2133161B/en
Priority to US06/562,746 priority patent/US4500940A/en
Priority to IT12700/83A priority patent/IT1172658B/it
Priority to JP58239002A priority patent/JPS59120950A/ja
Priority to BR8307004A priority patent/BR8307004A/pt
Priority to DE19833346181 priority patent/DE3346181A1/de
Application granted granted Critical
Publication of FI65674B publication Critical patent/FI65674B/fi
Publication of FI65674C publication Critical patent/FI65674C/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

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)
FI824392A 1982-12-21 1982-12-21 Kapacitiv fuktighetsgivare och foerfarande foer framstaellningdaerav FI65674C (fi)

Priority Applications (9)

Application Number Priority Date Filing Date Title
FI824392A FI65674C (fi) 1982-12-21 1982-12-21 Kapacitiv fuktighetsgivare och foerfarande foer framstaellningdaerav
FR8320170A FR2538115A1 (fr) 1982-12-21 1983-12-16 Detecteur d'humidite capacite et procede de fabrication
CA000443470A CA1202196A (fr) 1982-12-21 1983-12-16 Hygrometre capacitif, et sa fabrication
US06/562,746 US4500940A (en) 1982-12-21 1983-12-19 Capacitive humidity sensor and method for the manufacture of same
GB08333758A GB2133161B (en) 1982-12-21 1983-12-19 Capacitive humidity sensor
IT12700/83A IT1172658B (it) 1982-12-21 1983-12-20 Sensore capacitivo di umidita e metodo per fabbricarlo
JP58239002A JPS59120950A (ja) 1982-12-21 1983-12-20 容量性湿度センサ及びその製造方法
BR8307004A BR8307004A (pt) 1982-12-21 1983-12-20 Sensor de umidade capacitivo e processo para a fabricacao de um sensor de umidade capacitivo
DE19833346181 DE3346181A1 (de) 1982-12-21 1983-12-21 Kapazitiver feuchtigkeitssensor und verfahren zu dessen herstellung

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FI824392A FI65674C (fi) 1982-12-21 1982-12-21 Kapacitiv fuktighetsgivare och foerfarande foer framstaellningdaerav
FI824392 1982-12-21

Publications (3)

Publication Number Publication Date
FI824392A0 FI824392A0 (fi) 1982-12-21
FI65674B FI65674B (fi) 1984-02-29
FI65674C true FI65674C (fi) 1984-06-11

Family

ID=8516491

Family Applications (1)

Application Number Title Priority Date Filing Date
FI824392A FI65674C (fi) 1982-12-21 1982-12-21 Kapacitiv fuktighetsgivare och foerfarande foer framstaellningdaerav

Country Status (9)

Country Link
US (1) US4500940A (fr)
JP (1) JPS59120950A (fr)
BR (1) BR8307004A (fr)
CA (1) CA1202196A (fr)
DE (1) DE3346181A1 (fr)
FI (1) FI65674C (fr)
FR (1) FR2538115A1 (fr)
GB (1) GB2133161B (fr)
IT (1) IT1172658B (fr)

Families Citing this family (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3241544A1 (de) * 1982-11-10 1984-05-10 Glatt GmbH, 7851 Binzen Verfahren zum ueberwachen und/oder steuern bei trocknungs-, granulier-, instantisier-, dragier- und filmcoating-prozessen sowie vorrichtung zur durchfuehrung des verfahrens
DE3339276A1 (de) * 1983-10-28 1985-05-09 Endress U. Hauser Gmbh U. Co, 7867 Maulburg Kapazitiver feuchtefuehler und verfahren zu seiner herstellung
US4975249A (en) * 1987-07-27 1990-12-04 Elliott Stanley B Optical and capacitance type, phase transition, humidity-responsive devices
JPS6486053A (en) * 1987-09-29 1989-03-30 Toshiba Corp Sensitive element
CH674085A5 (fr) * 1988-03-03 1990-04-30 Martin Ineichen
FI82554C (fi) * 1988-11-02 1991-03-11 Vaisala Oy Kalibreringsfoerfarande foer maetning av den relativa halten av gas eller aonga.
US4897597A (en) * 1988-12-08 1990-01-30 Surface Systems, Inc. Apparatus and methods for detecting wet and icy conditions
FI84862C (fi) * 1989-08-11 1992-01-27 Vaisala Oy Kapacitiv fuktighetsgivarkonstruktion och foerfarande foer framstaellning daerav.
US4965698A (en) * 1989-09-27 1990-10-23 Johnson Service Company Capacitance humidity sensor
DE4438892C2 (de) * 1994-10-31 1997-09-04 Testo Gmbh & Co Abgleichbarer kapazitiver Sensor und Verfahren zum Abgleichen eines solchen Sensors
US7073246B2 (en) * 1999-10-04 2006-07-11 Roche Diagnostics Operations, Inc. Method of making a biosensor
US6695469B2 (en) 2001-11-19 2004-02-24 Energy Absorption Systems, Inc. Roadway freezing point monitoring system and method
DE10203816C1 (de) * 2002-01-31 2003-08-07 Siemens Ag Sensorfeld zur Feuchtemessung
US6724612B2 (en) 2002-07-09 2004-04-20 Honeywell International Inc. Relative humidity sensor with integrated signal conditioning
US7210333B2 (en) * 2003-05-30 2007-05-01 Ngk Spark Plug Co., Ltd. Humidity sensor and method of using the humidity sensor
HUE039852T2 (hu) 2003-06-20 2019-02-28 Hoffmann La Roche Eljárás és reagens keskeny, homogén reagenscsíkok elõállítására
FR2856897B1 (fr) * 2003-07-04 2007-01-26 Oreal Kit, notamment a usage cosmetique, comportant un indicateur ou capteur d'humidite ambiante
US20090038376A1 (en) * 2007-08-06 2009-02-12 Dimitry Petrosyan Gas analyzer with a trace moisture sensor
DE102009004393A1 (de) * 2009-01-08 2010-11-11 Eads Deutschland Gmbh Akkumulierender Feuchtesensor
US20120167392A1 (en) 2010-12-30 2012-07-05 Stmicroelectronics Pte. Ltd. Razor with chemical and biological sensor
US9027400B2 (en) * 2011-12-02 2015-05-12 Stmicroelectronics Pte Ltd. Tunable humidity sensor with integrated heater
US9019688B2 (en) 2011-12-02 2015-04-28 Stmicroelectronics Pte Ltd. Capacitance trimming with an integrated heater
JP5849836B2 (ja) * 2012-04-10 2016-02-03 株式会社デンソー 湿度センサ
JP6235415B2 (ja) * 2014-06-10 2017-11-22 アルプス電気株式会社 湿度検知装置
CN105486728B (zh) * 2015-11-27 2018-05-25 深圳市美思先端电子有限公司 电容式湿度传感器及其制造方法

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1138401A (en) * 1965-05-06 1969-01-01 Mallory & Co Inc P R Bonding
FI48229C (fi) * 1972-10-12 1974-07-10 Vaisala Oy Kapasitiivinen kosteusanturi ja sen valmistumenetelmä.
US3983527A (en) * 1973-08-14 1976-09-28 Nippon Sheet Glass Co., Ltd. Humidity-sensitive sensor
JPS5412893A (en) * 1977-06-30 1979-01-30 Sony Corp Dew-sensitive element material
DE3151630C2 (de) * 1981-12-28 1986-07-03 Endress U. Hauser Gmbh U. Co, 7867 Maulburg Feuchtigkeitsfühler und Verfahren zu seiner Herstellung
DE3339276A1 (de) * 1983-10-28 1985-05-09 Endress U. Hauser Gmbh U. Co, 7867 Maulburg Kapazitiver feuchtefuehler und verfahren zu seiner herstellung

Also Published As

Publication number Publication date
GB2133161B (en) 1986-06-04
BR8307004A (pt) 1984-07-31
JPS59120950A (ja) 1984-07-12
US4500940A (en) 1985-02-19
FI65674B (fi) 1984-02-29
IT8312700A1 (it) 1985-06-20
DE3346181A1 (de) 1984-06-28
GB2133161A (en) 1984-07-18
FI824392A0 (fi) 1982-12-21
FR2538115A1 (fr) 1984-06-22
CA1202196A (fr) 1986-03-25
IT8312700A0 (it) 1983-12-20
GB8333758D0 (en) 1984-01-25
IT1172658B (it) 1987-06-18

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Owner name: VAISALA OY