CH383034A - Elemento sensibile all'umidità per igrometro elettrico - Google Patents

Elemento sensibile all'umidità per igrometro elettrico

Info

Publication number
CH383034A
CH383034A CH710160A CH710160A CH383034A CH 383034 A CH383034 A CH 383034A CH 710160 A CH710160 A CH 710160A CH 710160 A CH710160 A CH 710160A CH 383034 A CH383034 A CH 383034A
Authority
CH
Switzerland
Prior art keywords
sensitive element
humidity sensitive
electric hygrometer
hygrometer
electric
Prior art date
Application number
CH710160A
Other languages
English (en)
Italian (it)
Inventor
Leonard Shaw John
Original Assignee
Leonard Shaw John
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 Leonard Shaw John filed Critical Leonard Shaw John
Publication of CH383034A publication Critical patent/CH383034A/it

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
    • 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)
CH710160A 1959-06-23 1960-06-22 Elemento sensibile all'umidità per igrometro elettrico CH383034A (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB21423/59A GB947857A (en) 1959-06-23 1959-06-23 Improvements relating to electrical hygrometers

Publications (1)

Publication Number Publication Date
CH383034A true CH383034A (it) 1964-10-15

Family

ID=10162696

Family Applications (1)

Application Number Title Priority Date Filing Date
CH710160A CH383034A (it) 1959-06-23 1960-06-22 Elemento sensibile all'umidità per igrometro elettrico

Country Status (4)

Country Link
US (1) US3083573A (en))
CH (1) CH383034A (en))
GB (1) GB947857A (en))
NL (2) NL130518C (en))

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3243674A (en) * 1963-02-01 1966-03-29 Ebert Gotthold Capacitor type sensing device
US3350941A (en) * 1965-05-20 1967-11-07 Johnson Service Co Humidity sensing element
US3440396A (en) * 1965-11-22 1969-04-22 Ugc Ind Inc Moisture and snow detector
US3416356A (en) * 1965-12-17 1968-12-17 Vapor Corp Dew point hygrometer
GB1393901A (en) * 1971-05-24 1975-05-14 Molecular Controls Moisture sensors
US3765100A (en) * 1971-09-22 1973-10-16 Gen Electric Capacitive sensing dryer control
JPS5125356B2 (en)) * 1971-11-24 1976-07-30
AU501488B1 (en) * 1977-06-06 1979-06-21 Matsushita Electric Industrial Co., Ltd. Humidity sensor
GB2017924B (en) 1978-02-20 1982-09-02 Matsushita Electric Ind Co Ltd Humidity sensing element of electric capacitance change type and method of producing same
FR2486656A1 (fr) 1980-07-09 1982-01-15 Commissariat Energie Atomique Hygrometre capacitif
EP2494343A2 (de) * 2009-10-30 2012-09-05 Peter Hagl Sensorvorrichtung
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
US20140070827A1 (en) * 2012-09-13 2014-03-13 Alliance For Sustainable Energy, Llc Systems and methods for compensated barrier permeability testing

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2554440A (en) * 1946-02-21 1951-05-22 Serdex Inc Meteorological instrument
US2701832A (en) * 1951-11-09 1955-02-08 Phillips Petroleum Co Moisture-sensitive element
US2710324A (en) * 1953-02-04 1955-06-07 Harmantas Christos Sensing element for the electric hygrometer
US2884593A (en) * 1953-05-06 1959-04-28 Miyata Akira Device for determining moisture content of various materials and substances

Also Published As

Publication number Publication date
US3083573A (en) 1963-04-02
GB947857A (en) 1964-01-29
NL130518C (en))
NL252982A (en))

Similar Documents

Publication Publication Date Title
BE588049A (nl) Elektrografisch materiaal
CH383034A (it) Elemento sensibile all'umidità per igrometro elettrico
FR81661E (fr) Enregistreur à avancement
CH442858A (de) Insektenbekämpfungsmittel
BE580009A (fr) Brochure d'échantillonnage
CH381862A (de) Lagerwerkstoff
FR1248597A (fr) Séchoir
FR1254006A (fr) Turbo-réacteur à dérivation
FR1252209A (fr) Spectropolarimètre enregistreur
CH385017A (de) Photographisches Ein- oder Mehrschichtenmaterial
CH417714A (de) Klebeband
FR1228714A (fr) Brochure d'échantillonnage
FR1246329A (fr) Fer à repasser-jouet
FR1237781A (fr) Enregistreur
CH344964A (fr) Chrono-comparateur enregistreur
AT241905B (de) Insektenvertilgungsmittel
FI41850C (fi) Vuodepeite
FR1239403A (fr) Psychromètre perfectionné
BE593764A (fr) Humidificateur
ES74877Y (es) Estuche humectador
ES77893Y (es) Tapadera perfeccionada
ES75821Y (es) Aparato de lectura perfeccionado
ES77276Y (es) Calzado perfeccionado
FI36658A (fi) Anordning för värmebehandling av finfördelade fasta material
BE595700A (fr) Réchauffeur d'air