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FR680937A - Hygromètre électrique à conducteurs électriques montés sur une matière isolante - Google Patents

Hygromètre électrique à conducteurs électriques montés sur une matière isolante

Info

Publication number
FR680937A
FR680937A FR680937DA FR680937A FR 680937 A FR680937 A FR 680937A FR 680937D A FR680937D A FR 680937DA FR 680937 A FR680937 A FR 680937A
Authority
FR
France
Prior art keywords
electric
insulating material
hygrometer
conductors mounted
electric conductors
Prior art date
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.)
Expired
Application number
Other languages
English (en)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
EDITEUFRA
Original Assignee
EDITEUFRA
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 EDITEUFRA filed Critical EDITEUFRA
Application granted granted Critical
Publication of FR680937A publication Critical patent/FR680937A/fr
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
    • G01N27/04—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating resistance
    • G01N27/12—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating resistance of a solid body in dependence upon absorption of a fluid; of a solid body in dependence upon reaction with a fluid, for detecting components in the fluid
    • G01N27/121—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating resistance of a solid body in dependence upon absorption of a fluid; of a solid body in dependence upon reaction with a fluid, for detecting components in the fluid for determining moisture content, e.g. humidity, of the fluid
    • 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
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S200/00—Electricity: circuit makers and breakers
    • Y10S200/40—Moisture

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)
  • Investigating Or Analyzing Materials Using Thermal Means (AREA)
  • Manufacture Of Electron Tubes, Discharge Lamp Vessels, Lead-In Wires, And The Like (AREA)
FR680937D 1926-06-08 1929-08-28 Hygromètre électrique à conducteurs électriques montés sur une matière isolante Expired FR680937A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE1749826X 1926-06-08

Publications (1)

Publication Number Publication Date
FR680937A true FR680937A (fr) 1930-05-07

Family

ID=7741714

Family Applications (1)

Application Number Title Priority Date Filing Date
FR680937D Expired FR680937A (fr) 1926-06-08 1929-08-28 Hygromètre électrique à conducteurs électriques montés sur une matière isolante

Country Status (3)

Country Link
US (1) US1749826A (fr)
FR (1) FR680937A (fr)
GB (1) GB332135A (fr)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2636962A (en) * 1953-04-28 Bouyoucos
US3123812A (en) * 1964-03-03 woodling
US2421166A (en) * 1940-06-11 1947-05-27 Sherlock John Edward Means for giving warning of the formation of ice on aircraft
US2466903A (en) * 1944-04-28 1949-04-12 Gen Engineering Company Canada Electrical hygrometer
US2458348A (en) * 1944-05-06 1949-01-04 Eastman Kodak Co Electric resistance film hygrometer
US2444111A (en) * 1945-06-15 1948-06-29 Washington Inst Of Technology System for improving operation of electrical hygrometers in radiosondes
US2461310A (en) * 1947-05-21 1949-02-08 Foxboro Co Apparatus for measuring humidity
US2526636A (en) * 1947-11-14 1950-10-24 Edward A Colman Moisture measuring instrument
NL92243C (fr) * 1950-05-17
US2742780A (en) * 1950-10-27 1956-04-24 Honeywell Regulator Co Moisture indicating apparatus
US2703983A (en) * 1951-04-26 1955-03-15 Weston Electrical Instr Corp Apparatus for determining moisture
US2860221A (en) * 1955-11-25 1958-11-11 Gen Mills Inc Method of producing a humidity sensor by shadow casting and resultant product
US2836974A (en) * 1956-11-26 1958-06-03 Ansul Chemical Co Indicator for water content of liquids
US3077774A (en) * 1957-02-18 1963-02-19 Energy Kontrols Inc Humidity indicating device
US3199095A (en) * 1960-10-05 1965-08-03 Ashida Hiroo Absorbed-moisture alarm utilizing electrolytic action by special galvanic couple
US4163449A (en) * 1977-09-30 1979-08-07 Regal Robert A Enuresis treatment device
US4356818A (en) * 1979-12-03 1982-11-02 Helene Macias Diaper with moisture detecting apparatus
EP0786655B1 (fr) * 1997-05-07 2002-07-24 Martin Lehmann Procédé d'essai d'étanchéité d'un récipient fermé, chambre d'essai, dispositif de test et système d'inspection pour celui-ci
US8104328B2 (en) * 2006-03-22 2012-01-31 Atmi Packaging, Inc. Apparatus and methods for leak detection in bioprocessing bags

Also Published As

Publication number Publication date
US1749826A (en) 1930-03-11
GB332135A (en) 1930-07-17

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