DE59712833D1 - HUMIDITY SENSOR - Google Patents

HUMIDITY SENSOR

Info

Publication number
DE59712833D1
DE59712833D1 DE59712833T DE59712833T DE59712833D1 DE 59712833 D1 DE59712833 D1 DE 59712833D1 DE 59712833 T DE59712833 T DE 59712833T DE 59712833 T DE59712833 T DE 59712833T DE 59712833 D1 DE59712833 D1 DE 59712833D1
Authority
DE
Germany
Prior art keywords
humidity sensor
humidity
sensor
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.)
Revoked
Application number
DE59712833T
Other languages
German (de)
Inventor
Werner Frey
German Goetz
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.)
Liebherr Mischtecknik GmbH
Original Assignee
Liebherr Mischtecknik GmbH
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
Priority claimed from DE19610599A external-priority patent/DE19610599C2/en
Application filed by Liebherr Mischtecknik GmbH filed Critical Liebherr Mischtecknik GmbH
Priority to DE59712833T priority Critical patent/DE59712833D1/en
Priority claimed from PCT/EP1997/000318 external-priority patent/WO1997029365A1/en
Application granted granted Critical
Publication of DE59712833D1 publication Critical patent/DE59712833D1/en
Anticipated expiration legal-status Critical
Revoked 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
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R27/00—Arrangements for measuring resistance, reactance, impedance, or electric characteristics derived therefrom
    • G01R27/02—Measuring real or complex resistance, reactance, impedance, or other two-pole characteristics derived therefrom, e.g. time constant
    • G01R27/26—Measuring inductance or capacitance; Measuring quality factor, e.g. by using the resonance method; Measuring loss factor; Measuring dielectric constants ; Measuring impedance or related variables
    • G01R27/2605—Measuring capacitance
DE59712833T 1996-02-06 1997-01-23 HUMIDITY SENSOR Revoked DE59712833D1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DE59712833T DE59712833D1 (en) 1996-02-06 1997-01-23 HUMIDITY SENSOR

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
DE19604259 1996-02-06
DE19610599A DE19610599C2 (en) 1996-02-06 1996-03-18 Humidity sensor
DE59712833T DE59712833D1 (en) 1996-02-06 1997-01-23 HUMIDITY SENSOR
PCT/EP1997/000318 WO1997029365A1 (en) 1996-02-06 1997-01-23 Humidity sensor

Publications (1)

Publication Number Publication Date
DE59712833D1 true DE59712833D1 (en) 2007-05-16

Family

ID=26022670

Family Applications (1)

Application Number Title Priority Date Filing Date
DE59712833T Revoked DE59712833D1 (en) 1996-02-06 1997-01-23 HUMIDITY SENSOR

Country Status (5)

Country Link
AT (1) ATE358819T1 (en)
DE (1) DE59712833D1 (en)
DK (1) DK0819248T3 (en)
ES (1) ES2285727T3 (en)
TR (1) TR199701104T1 (en)

Also Published As

Publication number Publication date
ATE358819T1 (en) 2007-04-15
ES2285727T3 (en) 2007-11-16
TR199701104T1 (en) 1999-06-21
DK0819248T3 (en) 2007-05-29

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Legal Events

Date Code Title Description
8363 Opposition against the patent
8331 Complete revocation