JPS4974588A - - Google Patents

Info

Publication number
JPS4974588A
JPS4974588A JP11404973A JP11404973A JPS4974588A JP S4974588 A JPS4974588 A JP S4974588A JP 11404973 A JP11404973 A JP 11404973A JP 11404973 A JP11404973 A JP 11404973A JP S4974588 A JPS4974588 A JP S4974588A
Authority
JP
Japan
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
JP11404973A
Other languages
Japanese (ja)
Other versions
JPS573905B2 (enrdf_load_stackoverflow
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 filed Critical
Publication of JPS4974588A publication Critical patent/JPS4974588A/ja
Publication of JPS573905B2 publication Critical patent/JPS573905B2/ja
Expired legal-status Critical Current

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)
JP11404973A 1972-10-12 1973-10-12 Expired JPS573905B2 (enrdf_load_stackoverflow)

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 (2)

Publication Number Publication Date
JPS4974588A true JPS4974588A (enrdf_load_stackoverflow) 1974-07-18
JPS573905B2 JPS573905B2 (enrdf_load_stackoverflow) 1982-01-23

Family

ID=8507652

Family Applications (1)

Application Number Title Priority Date Filing Date
JP11404973A Expired JPS573905B2 (enrdf_load_stackoverflow) 1972-10-12 1973-10-12

Country Status (7)

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

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
JPS61277045A (ja) * 1985-05-31 1986-12-08 Chino Corp 湿度素子
CZ302732B6 (cs) * 2011-02-16 2011-10-05 Výzkumný ústav Silva Taroucy pro krajinu a okrasné zahradnictví, v. v. i. Vzorkovac rostlinných pletiv

Families Citing this family (17)

* 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
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
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
EP0426989B1 (de) * 1989-11-04 1994-02-02 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
EP0745842A1 (de) 1995-06-02 1996-12-04 Staefa Control System Scs Ag Feuchtefühler

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3350941A (en) * 1965-05-20 1967-11-07 Johnson Service Co Humidity sensing element
US3636444A (en) * 1970-01-30 1972-01-18 Johnson Service Co Apparatus for measuring small changes in condition-sensitive capacitance transducers

Family Cites Families (8)

* 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
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

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3350941A (en) * 1965-05-20 1967-11-07 Johnson Service Co Humidity sensing element
US3636444A (en) * 1970-01-30 1972-01-18 Johnson Service Co Apparatus for measuring small changes in condition-sensitive capacitance transducers

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
JPS61277045A (ja) * 1985-05-31 1986-12-08 Chino Corp 湿度素子
CZ302732B6 (cs) * 2011-02-16 2011-10-05 Výzkumný ústav Silva Taroucy pro krajinu a okrasné zahradnictví, v. v. i. Vzorkovac rostlinných pletiv

Also Published As

Publication number Publication date
DE2350881B2 (de) 1976-07-15
GB1418388A (en) 1975-12-17
DE2350881A1 (de) 1974-05-02
BR7307924D0 (pt) 1974-07-11
FR2203520A5 (enrdf_load_stackoverflow) 1974-05-10
DE2365826B2 (de) 1977-07-21
DE2365826A1 (de) 1976-08-26
JPS573905B2 (enrdf_load_stackoverflow) 1982-01-23
FI48229C (fi) 1974-07-10
CH559365A5 (enrdf_load_stackoverflow) 1975-02-28
DE2365826C3 (de) 1978-11-30
FI48229B (enrdf_load_stackoverflow) 1974-04-01

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