AU4689296A - A method and apparatus for measuring linear displacements - Google Patents

A method and apparatus for measuring linear displacements

Info

Publication number
AU4689296A
AU4689296A AU46892/96A AU4689296A AU4689296A AU 4689296 A AU4689296 A AU 4689296A AU 46892/96 A AU46892/96 A AU 46892/96A AU 4689296 A AU4689296 A AU 4689296A AU 4689296 A AU4689296 A AU 4689296A
Authority
AU
Australia
Prior art keywords
linear displacements
measuring linear
measuring
displacements
linear
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
AU46892/96A
Inventor
Yishay Netzer
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of AU4689296A publication Critical patent/AU4689296A/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
    • G01B7/02—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
    • G01D5/02—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 mechanical means
    • G01D5/06—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 mechanical means acting through a wall or enclosure, e.g. by bellows, by magnetic coupling
    • 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
    • G01D5/2403—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 moving plates, not forming part of the capacitor itself, e.g. shields

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
AU46892/96A 1995-01-02 1995-12-28 A method and apparatus for measuring linear displacements Abandoned AU4689296A (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
IL112218 1995-01-02
IL11221895A IL112218A0 (en) 1995-01-02 1995-01-02 A method and apparatus for measuring linear displacements
PCT/US1995/016908 WO1996021159A1 (en) 1995-01-02 1995-12-28 A method and apparatus for measuring linear displacements

Publications (1)

Publication Number Publication Date
AU4689296A true AU4689296A (en) 1996-07-24

Family

ID=11066961

Family Applications (1)

Application Number Title Priority Date Filing Date
AU46892/96A Abandoned AU4689296A (en) 1995-01-02 1995-12-28 A method and apparatus for measuring linear displacements

Country Status (4)

Country Link
EP (1) EP0847533A1 (en)
AU (1) AU4689296A (en)
IL (1) IL112218A0 (en)
WO (1) WO1996021159A1 (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19715078A1 (en) * 1997-04-11 1998-10-15 Univ Ilmenau Tech Capacitive displacement and angle measuring method
GB9815826D0 (en) * 1998-07-22 1998-09-16 British Aerospace Capacitive position transducer
US6513392B1 (en) 1998-12-08 2003-02-04 Emerson Electric Co. Coriolis mass flow controller
US6748813B1 (en) 1998-12-08 2004-06-15 Emerson Electric Company Coriolis mass flow controller
ID29450A (en) * 1998-12-08 2001-08-30 Micro Motion Inc CORIOLIS MASS FLOW CONTROLLER
US6526839B1 (en) 1998-12-08 2003-03-04 Emerson Electric Co. Coriolis mass flow controller and capacitive pick off sensor
JP3620998B2 (en) * 1999-06-08 2005-02-16 株式会社ニレコ End detection device for conductive object

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3784897A (en) * 1972-02-17 1974-01-08 Landis Tool Co Capacitor transducer
US3860918A (en) * 1973-06-25 1975-01-14 Becton Dickinson Co Capacitive position transducer
US4303919A (en) * 1978-12-04 1981-12-01 John Dimeff Non-contacting device for sensing multi-component motion
US4434391A (en) * 1982-01-15 1984-02-28 Sperry Corporation Capacitive feedback transducer and closed loop instrument meter mechanism
US4879508A (en) * 1986-04-04 1989-11-07 Mitutoyo Corporation Capacitance-type measuring device for absolute measurement of positions
CH670306A5 (en) * 1986-11-13 1989-05-31 Hans Ulrich Meyer
EP0336022A1 (en) * 1988-04-08 1989-10-11 SCHUT'S IM- & EXPORTHANDEL B.V. Capacitive displacement meter
US4924407A (en) * 1988-08-15 1990-05-08 Siecor Corporation Humidity resistant meter reading device
US5239307A (en) * 1989-10-10 1993-08-24 Micro Encoder Inc. Method and apparatus for sensing of position
US5317351A (en) * 1990-12-21 1994-05-31 Canon Kabushiki Kaisha Position detecting device
FR2682760A1 (en) * 1991-10-22 1993-04-23 Prototype Mecanique Ind Contactless linear or angular displacement sensors
US5461319A (en) * 1992-12-28 1995-10-24 Peters; Randall D. Symmetric differential capacitance transducer employing cross coupled conductive plates to form equipotential pairs
DE4313344A1 (en) * 1993-04-23 1994-11-03 Roch Pierre Ets Capacitive measuring device

Also Published As

Publication number Publication date
EP0847533A4 (en) 1998-06-17
EP0847533A1 (en) 1998-06-17
WO1996021159A1 (en) 1996-07-11
IL112218A0 (en) 1995-03-30

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