EP0847533A4 - - Google Patents

Info

Publication number
EP0847533A4
EP0847533A4 EP95944538A EP95944538A EP0847533A4 EP 0847533 A4 EP0847533 A4 EP 0847533A4 EP 95944538 A EP95944538 A EP 95944538A EP 95944538 A EP95944538 A EP 95944538A EP 0847533 A4 EP0847533 A4 EP 0847533A4
Authority
EP
European Patent Office
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Withdrawn
Application number
EP95944538A
Other versions
EP0847533A1 (en
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 filed Critical
Publication of EP0847533A1 publication Critical patent/EP0847533A1/en
Publication of EP0847533A4 publication Critical patent/EP0847533A4/xx
Withdrawn legal-status Critical Current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)
EP95944538A 1995-01-02 1995-12-28 A method and apparatus for measuring linear displacements Withdrawn EP0847533A1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
IL11221895A IL112218A0 (en) 1995-01-02 1995-01-02 A method and apparatus for measuring linear displacements
IL11221895 1995-01-02
PCT/US1995/016908 WO1996021159A1 (en) 1995-01-02 1995-12-28 A method and apparatus for measuring linear displacements

Publications (2)

Publication Number Publication Date
EP0847533A1 EP0847533A1 (en) 1998-06-17
EP0847533A4 true EP0847533A4 (xx) 1998-06-17

Family

ID=11066961

Family Applications (1)

Application Number Title Priority Date Filing Date
EP95944538A Withdrawn EP0847533A1 (en) 1995-01-02 1995-12-28 A method and apparatus for measuring linear displacements

Country Status (4)

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

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19715078A1 (de) * 1997-04-11 1998-10-15 Univ Ilmenau Tech Verfahren zur kapazitiven Weg- und Winkelmessung
GB9815826D0 (en) 1998-07-22 1998-09-16 British Aerospace Capacitive position transducer
US6748813B1 (en) 1998-12-08 2004-06-15 Emerson Electric Company Coriolis mass flow controller
BR9915802B1 (pt) * 1998-12-08 2011-12-13 controle de fluxo de massa coriolis com sensor capacitivo e controlador, e dispositivo e método para determinar fluxo de massa.
US6526839B1 (en) 1998-12-08 2003-03-04 Emerson Electric Co. Coriolis mass flow controller and capacitive pick off sensor
US6513392B1 (en) 1998-12-08 2003-02-04 Emerson Electric Co. Coriolis mass flow controller
JP3620998B2 (ja) * 1999-06-08 2005-02-16 株式会社ニレコ 導電性物体の端部検出装置

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1990001760A1 (en) * 1988-08-15 1990-02-22 Siecor Corporation Humidity resistant meter reading device
FR2682760A1 (fr) * 1991-10-22 1993-04-23 Prototype Mecanique Ind Capteurs de deplacements lineaires ou angulaires sans contact.

Family Cites Families (11)

* 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 (xx) * 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
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
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 (de) * 1993-04-23 1994-11-03 Roch Pierre Ets Kapazitive Meßeinrichtung

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1990001760A1 (en) * 1988-08-15 1990-02-22 Siecor Corporation Humidity resistant meter reading device
FR2682760A1 (fr) * 1991-10-22 1993-04-23 Prototype Mecanique Ind Capteurs de deplacements lineaires ou angulaires sans contact.

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO9621159A1 *

Also Published As

Publication number Publication date
WO1996021159A1 (en) 1996-07-11
IL112218A0 (en) 1995-03-30
EP0847533A1 (en) 1998-06-17
AU4689296A (en) 1996-07-24

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Legal Events

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