GB8425691D0 - Capacitive moisture sensor - Google Patents
Capacitive moisture sensorInfo
- Publication number
- GB8425691D0 GB8425691D0 GB848425691A GB8425691A GB8425691D0 GB 8425691 D0 GB8425691 D0 GB 8425691D0 GB 848425691 A GB848425691 A GB 848425691A GB 8425691 A GB8425691 A GB 8425691A GB 8425691 D0 GB8425691 D0 GB 8425691D0
- Authority
- GB
- United Kingdom
- Prior art keywords
- moisture sensor
- capacitive moisture
- capacitive
- sensor
- moisture
- 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.)
- Withdrawn
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)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19833339276 DE3339276A1 (en) | 1983-10-28 | 1983-10-28 | CAPACITIVE HUMIDITY SENSOR AND METHOD FOR THE PRODUCTION THEREOF |
Publications (2)
Publication Number | Publication Date |
---|---|
GB8425691D0 true GB8425691D0 (en) | 1984-11-14 |
GB2149922A GB2149922A (en) | 1985-06-19 |
Family
ID=6213031
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB08425691A Withdrawn GB2149922A (en) | 1983-10-28 | 1984-10-11 | Capacitive moisture sensor and process for producing same |
Country Status (8)
Country | Link |
---|---|
JP (1) | JPS60166854A (en) |
DE (1) | DE3339276A1 (en) |
FI (1) | FI844116L (en) |
FR (1) | FR2554237A1 (en) |
GB (1) | GB2149922A (en) |
IT (1) | IT1177031B (en) |
NL (1) | NL8403264A (en) |
SE (1) | SE8405100L (en) |
Families Citing this family (23)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FI65674C (en) * | 1982-12-21 | 1984-06-11 | Vaisala Oy | CAPACITIVE FUEL FARTIGHETSGIVARE OCH FOERFARANDE FOER FRAMSTAELLNINGDAERAV |
JPS6486053A (en) * | 1987-09-29 | 1989-03-30 | Toshiba Corp | Sensitive element |
JPH0786489B2 (en) * | 1987-12-15 | 1995-09-20 | 三菱化学株式会社 | Condensation sensor |
JPH0786491B2 (en) * | 1987-12-15 | 1995-09-20 | 三菱化学株式会社 | Humidity sensor |
JPH0786492B2 (en) * | 1987-12-15 | 1995-09-20 | 三菱化学株式会社 | Humidity sensor |
FI901655A0 (en) * | 1989-05-02 | 1990-04-02 | Siemens Ag | CAPACITIVE FUNCTION SENSOR. |
DE3919864A1 (en) * | 1989-06-19 | 1990-12-20 | Testoterm Mestechnik Gmbh & Co | CAPACITIVE HUMIDITY SENSOR |
EP0489825A1 (en) * | 1989-08-29 | 1992-06-17 | E + E Elektronik Gesellschaft M.B.H. | Process for making a moisture sensor |
US4965698A (en) * | 1989-09-27 | 1990-10-23 | Johnson Service Company | Capacitance humidity sensor |
DE4438892C2 (en) * | 1994-10-31 | 1997-09-04 | Testo Gmbh & Co | Adjustable capacitive sensor and method for adjusting such a sensor |
WO2000025120A1 (en) * | 1998-10-22 | 2000-05-04 | Marco Koch | Capacitive moisture sensor and a method for the production thereof |
DE19917717C2 (en) * | 1999-04-20 | 2002-10-17 | Joerg Mueller | Capacitive humidity sensor |
US6690569B1 (en) * | 1999-12-08 | 2004-02-10 | Sensirion A/G | Capacitive sensor |
JP2002243689A (en) | 2001-02-15 | 2002-08-28 | Denso Corp | Capacity-type humidity sensor and method for manufacturing the same |
JP2002243690A (en) * | 2001-02-20 | 2002-08-28 | Denso Corp | Capacitance type humidity sensor and method for manufacturing the same |
US6580600B2 (en) | 2001-02-20 | 2003-06-17 | Nippon Soken, Inc. | Capacitance type humidity sensor and manufacturing method of the same |
JP2003004683A (en) | 2001-06-15 | 2003-01-08 | Denso Corp | Capacitance-type humidity sensor |
JP4501320B2 (en) | 2001-07-16 | 2010-07-14 | 株式会社デンソー | Capacitive humidity sensor |
JP2006019589A (en) * | 2004-07-02 | 2006-01-19 | Denso Corp | Semiconductor apparatus |
DE102009047201A1 (en) | 2009-11-26 | 2011-06-01 | Hagen, Gunter, Dipl.-Ing. | Use of organometallic framework material comprising organic compound that is at least bidentate and coordinately bonded to metal ion comprising ion of iron, zinc, copper, aluminum or cobalt to produce sorption layer for humidity sensor |
US9063067B1 (en) | 2010-11-17 | 2015-06-23 | Alvin P. Schmitt | Moisture sensing devices |
JP7120519B2 (en) * | 2018-07-12 | 2022-08-17 | ミネベアミツミ株式会社 | Humidity sensor and its manufacturing method |
JP7193203B2 (en) * | 2018-11-16 | 2022-12-20 | ミネベアミツミ株式会社 | detector |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FI48229C (en) * | 1972-10-12 | 1974-07-10 | Vaisala Oy | Capacitive humidity sensor and manufacturing process for the same. |
DE2848034A1 (en) * | 1978-11-06 | 1980-05-14 | Siemens Ag | CAPACITIVE HUMIDITY SENSOR |
FR2486656A1 (en) * | 1980-07-09 | 1982-01-15 | Commissariat Energie Atomique | CAPACITIVE HYGROMETER |
FI65674C (en) * | 1982-12-21 | 1984-06-11 | Vaisala Oy | CAPACITIVE FUEL FARTIGHETSGIVARE OCH FOERFARANDE FOER FRAMSTAELLNINGDAERAV |
-
1983
- 1983-10-28 DE DE19833339276 patent/DE3339276A1/en not_active Withdrawn
-
1984
- 1984-10-11 SE SE8405100A patent/SE8405100L/en not_active Application Discontinuation
- 1984-10-11 GB GB08425691A patent/GB2149922A/en not_active Withdrawn
- 1984-10-18 FI FI844116A patent/FI844116L/en not_active Application Discontinuation
- 1984-10-22 JP JP59220649A patent/JPS60166854A/en active Pending
- 1984-10-24 FR FR8416263A patent/FR2554237A1/en active Pending
- 1984-10-25 IT IT23303/84A patent/IT1177031B/en active
- 1984-10-26 NL NL8403264A patent/NL8403264A/en not_active Application Discontinuation
Also Published As
Publication number | Publication date |
---|---|
IT1177031B (en) | 1987-08-26 |
SE8405100L (en) | 1985-05-30 |
FI844116L (en) | 1985-04-29 |
IT8423303A1 (en) | 1986-04-25 |
NL8403264A (en) | 1985-05-17 |
DE3339276A1 (en) | 1985-05-09 |
SE8405100D0 (en) | 1984-10-11 |
JPS60166854A (en) | 1985-08-30 |
IT8423303A0 (en) | 1984-10-25 |
FI844116A0 (en) | 1984-10-18 |
GB2149922A (en) | 1985-06-19 |
FR2554237A1 (en) | 1985-05-03 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
WAP | Application withdrawn, taken to be withdrawn or refused ** after publication under section 16(1) |