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AU5126599A - Variable dielectric position transducer and method - Google Patents

Variable dielectric position transducer and method

Info

Publication number
AU5126599A
AU5126599A AU51265/99A AU5126599A AU5126599A AU 5126599 A AU5126599 A AU 5126599A AU 51265/99 A AU51265/99 A AU 51265/99A AU 5126599 A AU5126599 A AU 5126599A AU 5126599 A AU5126599 A AU 5126599A
Authority
AU
Australia
Prior art keywords
position transducer
variable dielectric
dielectric position
variable
transducer
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.)
Abandoned
Application number
AU51265/99A
Inventor
Philip T Dempster
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.)
Life Measurement Instruments Inc
Original Assignee
Life Measurement Instruments Inc
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 Life Measurement Instruments Inc filed Critical Life Measurement Instruments Inc
Publication of AU5126599A publication Critical patent/AU5126599A/en
Abandoned legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B7/00—Measuring arrangements characterised by the use of electric or magnetic techniques
    • G01B7/30—Measuring arrangements characterised by the use of electric or magnetic techniques for measuring angles or tapers; for testing the alignment of axes
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B7/00—Measuring arrangements characterised by the use of electric or magnetic techniques
    • G01B7/003—Measuring arrangements characterised by the use of electric or magnetic techniques for measuring position, not involving coordinate determination
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B7/00—Measuring arrangements characterised by the use of electric or magnetic techniques
    • G01B7/02—Measuring arrangements characterised by the use of electric or magnetic techniques for measuring length, width or thickness
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
    • G01D5/00—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable
    • G01D5/12—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means
    • G01D5/14—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means influencing the magnitude of a current or voltage
    • G01D5/24—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means influencing the magnitude of a current or voltage by varying capacitance
    • G01D5/2405—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means influencing the magnitude of a current or voltage by varying capacitance by varying dielectric

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Transmission And Conversion Of Sensor Element Output (AREA)
AU51265/99A 1998-07-24 1999-07-23 Variable dielectric position transducer and method Abandoned AU5126599A (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US12223798A 1998-07-24 1998-07-24
US09122237 1998-07-24
PCT/US1999/016744 WO2000005593A1 (en) 1998-07-24 1999-07-23 Variable dielectric position transducer and method

Publications (1)

Publication Number Publication Date
AU5126599A true AU5126599A (en) 2000-02-14

Family

ID=22401515

Family Applications (1)

Application Number Title Priority Date Filing Date
AU51265/99A Abandoned AU5126599A (en) 1998-07-24 1999-07-23 Variable dielectric position transducer and method

Country Status (2)

Country Link
AU (1) AU5126599A (en)
WO (1) WO2000005593A1 (en)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ATE403135T1 (en) * 2000-11-23 2008-08-15 Hitachi Comp Products Europ S CAPACITIVE MEASUREMENT TRANSDUCER
FR2817036B1 (en) * 2000-11-23 2003-03-28 Hitachi Comp Products Europ Sa MEASURING DEVICE USING INDIRECT MEASUREMENT OF HIGH DYNAMIC PERMETTIVITY
FR2817035B1 (en) * 2000-11-23 2003-03-28 Hitachi Comp Products Europ Sa MEASURING DEVICE USING INDIRECT PERMITTIVITY MEASUREMENT WITH MULTIPLE PROBES
FR2817034B1 (en) * 2000-11-23 2003-03-28 Hitachi Comp Products Europ Sa MEASURING DEVICE USING AN INDIRECT MEASUREMENT OF FAST RESPONSE PERMETTIVITY
FR2817033B1 (en) * 2000-11-23 2003-03-28 Hitachi Comp Products Europ Sa MEASURING DEVICE USING AN INDIRECT PERMETTIVITY MEASUREMENT INCLUDING MEANS OF DERIVATIVE COMPENSATION
FR2817032B1 (en) * 2000-11-23 2003-03-28 Hitachi Comp Products Europ Sa IMPROVEMENTS TO MEASURING DEVICES USING INDIRECT PERMITTIVITY MEASUREMENT
CH698446B1 (en) * 2006-12-01 2009-08-14 Hsr Hochschule Fuer Technik Ra System for measuring a physical quantity.
DE102013217485B4 (en) 2013-09-03 2024-09-26 Körber Technologies Gmbh Arrangement and procedure for the inspection of rod-shaped articles of the tobacco processing industry
KR101659789B1 (en) * 2013-11-26 2016-09-26 셈테크 코포레이션 Capacitive sensing interface for proximity detection

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3312892A (en) * 1964-05-04 1967-04-04 Technology Instr Corp Of Calif Contactless electrical transducer having moving parts
GB1347235A (en) * 1970-01-23 1974-02-27 Automatic Systems Lab Ltd Variable capacitance displacement transducers
FR2454083A1 (en) * 1979-04-09 1980-11-07 Facom DEVICE FOR MEASURING THE RELATIVE POSITION OF TWO OBJECTS
US4584885A (en) * 1984-01-20 1986-04-29 Harry E. Aine Capacitive detector for transducers
DE19511646C2 (en) * 1995-03-30 1999-01-07 Fife Gmbh Device for contactless detection of the position of a running material band

Also Published As

Publication number Publication date
WO2000005593A1 (en) 2000-02-03

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Legal Events

Date Code Title Description
MK6 Application lapsed section 142(2)(f)/reg. 8.3(3) - pct applic. not entering national phase