CA989478A - Humidity sensing element - Google Patents

Humidity sensing element

Info

Publication number
CA989478A
CA989478A CA180,626A CA180626A CA989478A CA 989478 A CA989478 A CA 989478A CA 180626 A CA180626 A CA 180626A CA 989478 A CA989478 A CA 989478A
Authority
CA
Canada
Prior art keywords
sensing element
humidity sensing
humidity
sensing
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
CA180,626A
Other languages
English (en)
Other versions
CA180626S (en
Inventor
Takashi Wakabayashi
Kanji Sugihara
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.)
Panasonic Holdings Corp
Original Assignee
Matsushita Electric Industrial Co Ltd
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 Matsushita Electric Industrial Co Ltd filed Critical Matsushita Electric Industrial Co Ltd
Application granted granted Critical
Publication of CA989478A publication Critical patent/CA989478A/en
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

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 Fluid Adsorption Or Reactions (AREA)
  • Non-Adjustable Resistors (AREA)
CA180,626A 1972-09-20 1973-09-10 Humidity sensing element Expired CA989478A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP9473872A JPS5431715B2 (ja) 1972-09-20 1972-09-20

Publications (1)

Publication Number Publication Date
CA989478A true CA989478A (en) 1976-05-18

Family

ID=14118441

Family Applications (1)

Application Number Title Priority Date Filing Date
CA180,626A Expired CA989478A (en) 1972-09-20 1973-09-10 Humidity sensing element

Country Status (6)

Country Link
US (1) US3848218A (ja)
JP (1) JPS5431715B2 (ja)
CA (1) CA989478A (ja)
FR (1) FR2199886A5 (ja)
GB (1) GB1445694A (ja)
NL (1) NL7312998A (ja)

Families Citing this family (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS561579B2 (ja) * 1973-12-26 1981-01-14
US3983527A (en) * 1973-08-14 1976-09-28 Nippon Sheet Glass Co., Ltd. Humidity-sensitive sensor
US4263576A (en) * 1978-07-10 1981-04-21 Murata Manufacturing Co., Ltd. Humidity sensitive device
DE2848034A1 (de) * 1978-11-06 1980-05-14 Siemens Ag Kapazitiver feuchtefuehler
US4207404A (en) 1978-12-06 1980-06-10 Monsanto Company Compositions of chlorinated polyethylene rubber and nylon
WO1982000362A1 (en) * 1980-07-21 1982-02-04 Kinjo N Moisture-sensitive element,moisture-sensitive material and manufacturing method for same
US4298855A (en) * 1980-08-26 1981-11-03 Honeywell Inc. Conductive polymer film humidity sensor
JPS57139651A (en) * 1981-02-23 1982-08-28 Sharp Corp Humidity sensor
EP0076131B1 (en) * 1981-09-28 1986-04-09 Hitachi, Ltd. Humidity sensor and method for preparing a humidity sensor
US4520341A (en) * 1981-12-08 1985-05-28 Sharp Kabushiki Kaisha Moisture responsive element with crosslinked organic membrane and protective layering
GB2170512A (en) * 1985-01-08 1986-08-06 Taylor Woodrow Const Ltd Conductive paint for cathodic protection of steel or like reinforcement in concrete
DE59010077D1 (de) * 1989-08-29 1996-02-29 E & E Elektronik Gmbh Verwendung eines quellfähigen kunststoffes, sowie verfahren zur herstellung eines resistiven feuchtigkeitssensors
JPH06209614A (ja) * 1992-11-30 1994-08-02 Minoru Sangyo Kk 直播機
AT3295U1 (de) * 1998-11-06 1999-12-27 E & E Elektronik Gmbh Anordnung zur feuchtemessung
DE29822007U1 (de) * 1998-12-10 1999-04-08 Bischoff, Robert, 06108 Halle Elektrodenanordnung für ein elektrisches Bauelement und als Träger für Sensoren
US6806722B2 (en) * 2001-12-07 2004-10-19 Samsung Electronics Co., Ltd. Polymer-type humidity sensor
US7138090B2 (en) * 2003-04-11 2006-11-21 Therm-O-Disc, Incorporated Vapor sensor and materials therefor
US7112304B2 (en) * 2003-04-11 2006-09-26 Therm-O-Disc, Incorporated Robust chemiresistor sensor
US7645422B2 (en) * 2003-04-11 2010-01-12 Therm-O-Disc, Incorporated Vapor sensor and materials therefor
US7708947B2 (en) * 2005-11-01 2010-05-04 Therm-O-Disc, Incorporated Methods of minimizing temperature cross-sensitivity in vapor sensors and compositions therefor
US8012420B2 (en) * 2006-07-18 2011-09-06 Therm-O-Disc, Incorporated Robust low resistance vapor sensor materials
US8691390B2 (en) * 2007-11-20 2014-04-08 Therm-O-Disc, Incorporated Single-use flammable vapor sensor films
WO2009144672A1 (en) * 2008-05-30 2009-12-03 Nxp B.V. Sensor for determining humidity
EP2286207A1 (en) * 2008-05-30 2011-02-23 Nxp B.V. Sensor for determining humidity
KR102327610B1 (ko) * 2015-03-12 2021-11-17 엘지이노텍 주식회사 레인 센서 및 이를 포함하는 와이퍼 구동 장치

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3045198A (en) * 1959-12-11 1962-07-17 James P Dolan Detection device
US3671913A (en) * 1969-03-19 1972-06-20 Saginomiya Seisakusho Inc Aging-proof humidity sensing element and method for the production thereof
US3715702A (en) * 1971-06-23 1973-02-06 Honeywell Inc Relative humidity sensor
US3705375A (en) * 1971-07-07 1972-12-05 Phys Chem Research Corp Electrode for electric humidity sensor

Also Published As

Publication number Publication date
DE2347389A1 (de) 1974-03-28
NL7312998A (ja) 1974-03-22
DE2347389B2 (de) 1976-03-04
FR2199886A5 (ja) 1974-04-12
US3848218A (en) 1974-11-12
JPS5431715B2 (ja) 1979-10-09
GB1445694A (en) 1976-08-11
JPS4967685A (ja) 1974-07-01

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