CH559365A5 - - Google Patents

Info

Publication number
CH559365A5
CH559365A5 CH1414173A CH1414173A CH559365A5 CH 559365 A5 CH559365 A5 CH 559365A5 CH 1414173 A CH1414173 A CH 1414173A CH 1414173 A CH1414173 A CH 1414173A CH 559365 A5 CH559365 A5 CH 559365A5
Authority
CH
Switzerland
Application number
CH1414173A
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 CH559365A5 publication Critical patent/CH559365A5/xx

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)
CH1414173A 1972-10-12 1973-10-03 CH559365A5 (nl)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FI283172A FI48229C (fi) 1972-10-12 1972-10-12 Kapasitiivinen kosteusanturi ja sen valmistumenetelmä.

Publications (1)

Publication Number Publication Date
CH559365A5 true CH559365A5 (nl) 1975-02-28

Family

ID=8507652

Family Applications (1)

Application Number Title Priority Date Filing Date
CH1414173A CH559365A5 (nl) 1972-10-12 1973-10-03

Country Status (7)

Country Link
JP (1) JPS573905B2 (nl)
BR (1) BR7307924D0 (nl)
CH (1) CH559365A5 (nl)
DE (1) DE2365826C3 (nl)
FI (1) FI48229C (nl)
FR (1) FR2203520A5 (nl)
GB (1) GB1418388A (nl)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0745842A1 (de) 1995-06-02 1996-12-04 Staefa Control System Scs Ag Feuchtefühler

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FI58402C (fi) * 1977-12-02 1981-01-12 Vaisala Oy Foerfarande foer nedsaettning av icke oenskvaerda egenskaper hos en elektrisk fuktighetsgivare
DE2848034A1 (de) * 1978-11-06 1980-05-14 Siemens Ag Kapazitiver feuchtefuehler
CA1183586A (en) * 1980-09-10 1985-03-05 Vertec Industries Ltd. Apparatus for sensing and controlling moisture content of granular materials
FR2498329A1 (fr) * 1981-01-19 1982-07-23 Commissariat Energie Atomique Hygrometre capacitif a dielectrique mince et son procede de fabrication
FR2526949B1 (fr) * 1982-05-11 1989-05-12 Ministere Transports Direct Me Procede de fabrication d'un capteur de temperature ou d'humidite du type a couches minces et capteurs obtenus
JPS58195864U (ja) * 1982-06-23 1983-12-26 宝工業株式会社 電気容量型湿度センサ
DE3375557D1 (en) * 1982-10-05 1988-03-10 Fibre Containers Manufacture of corrugated fibreboard
FI65674C (fi) * 1982-12-21 1984-06-11 Vaisala Oy Kapacitiv fuktighetsgivare och foerfarande foer framstaellningdaerav
GB2136130B (en) * 1983-02-28 1987-02-11 Theodore Henry Krueger Chemical assay systems and methods
DE3339276A1 (de) * 1983-10-28 1985-05-09 Endress U. Hauser Gmbh U. Co, 7867 Maulburg Kapazitiver feuchtefuehler und verfahren zu seiner herstellung
JPS61277045A (ja) * 1985-05-31 1986-12-08 Chino Corp 湿度素子
CA1273822A (en) * 1985-06-03 1990-09-11 Katsutoshi Rokuta Water content detecting device for diaper
DE8707954U1 (de) * 1987-06-04 1988-10-06 Kohler, Hans-Michael, 8022 Zürich Kapazitiver Messwertaufnehmer
DE59004506D1 (de) * 1989-11-04 1994-03-17 Dornier Gmbh Selektiver Gassensor.
FR2685963A1 (fr) * 1991-12-20 1993-07-09 Coed Sa Dispositif de mesure de l'humidite relative d'equilibre d'un produit, notamment d'un produit alimentaire.
FI96640C (fi) * 1993-08-23 1996-07-25 Vaisala Oy Menetelmä suhteellisen kosteuden mittaamiseksi, etenkin radiosondeissa
FI98567C (fi) * 1993-09-29 1997-07-10 Vaisala Oy Impedanssianturi, etenkin radiosondikäyttöön, sekä menetelmä anturin valmistamiseksi
FI95626C (fi) * 1993-09-29 1996-02-26 Vaisala Oy Menetelmä ja järjestely kosteuden mittauksessa, etenkin radiosondeissa
CZ302732B6 (cs) * 2011-02-16 2011-10-05 Výzkumný ústav Silva Taroucy pro krajinu a okrasné zahradnictví, v. v. i. Vzorkovac rostlinných pletiv

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3077774A (en) * 1957-02-18 1963-02-19 Energy Kontrols Inc Humidity indicating device
US3247478A (en) * 1961-03-20 1966-04-19 Aerological Res Inc Electrical hygrometer
US3168829A (en) * 1961-10-05 1965-02-09 Honeywell Inc Control apparatus
US3255324A (en) * 1962-05-28 1966-06-07 Energy Conversion Devices Inc Moisture responsive resistance device
US3350941A (en) * 1965-05-20 1967-11-07 Johnson Service Co Humidity sensing element
US3453143A (en) * 1965-10-13 1969-07-01 Singer General Precision Method of making a moisture sensitive capacitor
DE1598446A1 (de) * 1966-05-03 1969-06-26 Hoechst Ag Feuchtigkeitsmessfuehler
US3582728A (en) * 1969-03-06 1971-06-01 Johnson Service Co Capacitance humidity sensing element
US3671913A (en) * 1969-03-19 1972-06-20 Saginomiya Seisakusho Inc Aging-proof humidity sensing element and method for the production thereof
US3636444A (en) * 1970-01-30 1972-01-18 Johnson Service Co Apparatus for measuring small changes in condition-sensitive capacitance transducers

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0745842A1 (de) 1995-06-02 1996-12-04 Staefa Control System Scs Ag Feuchtefühler

Also Published As

Publication number Publication date
FI48229C (fi) 1974-07-10
DE2365826B2 (de) 1977-07-21
FR2203520A5 (nl) 1974-05-10
DE2350881B2 (de) 1976-07-15
GB1418388A (en) 1975-12-17
JPS573905B2 (nl) 1982-01-23
DE2365826C3 (de) 1978-11-30
BR7307924D0 (pt) 1974-07-11
DE2350881A1 (de) 1974-05-02
DE2365826A1 (de) 1976-08-26
JPS4974588A (nl) 1974-07-18
FI48229B (nl) 1974-04-01

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Legal Events

Date Code Title Description
PL Patent ceased