SE9202005D0 - Skalsystem foer absolutmaetning - Google Patents

Skalsystem foer absolutmaetning

Info

Publication number
SE9202005D0
SE9202005D0 SE9202005A SE9202005A SE9202005D0 SE 9202005 D0 SE9202005 D0 SE 9202005D0 SE 9202005 A SE9202005 A SE 9202005A SE 9202005 A SE9202005 A SE 9202005A SE 9202005 D0 SE9202005 D0 SE 9202005D0
Authority
SE
Sweden
Prior art keywords
scale
slide
measuring
electrodes
rough
Prior art date
Application number
SE9202005A
Other languages
English (en)
Other versions
SE470271B (sv
SE9202005L (sv
Inventor
B Petterson
Original Assignee
Johansson Ab C E
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 Johansson Ab C E filed Critical Johansson Ab C E
Priority to SE9202005A priority Critical patent/SE9202005L/sv
Publication of SE9202005D0 publication Critical patent/SE9202005D0/sv
Priority to DE69308669T priority patent/DE69308669T2/de
Priority to EP93850139A priority patent/EP0579586B1/en
Priority to US08/082,455 priority patent/US5333390A/en
Priority to JP15762693A priority patent/JP3171998B2/ja
Publication of SE470271B publication Critical patent/SE470271B/sv
Publication of SE9202005L publication Critical patent/SE9202005L/sv

Links

Classifications

    • 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
    • G01D5/241—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 relative movement of capacitor electrodes
    • G01D5/2412—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 relative movement of capacitor electrodes by varying overlap
    • G01D5/2415—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 relative movement of capacitor electrodes by varying overlap adapted for encoders
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Transmission And Conversion Of Sensor Element Output (AREA)
  • Measurement Of Resistance Or Impedance (AREA)
  • Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
  • Measurement And Recording Of Electrical Phenomena And Electrical Characteristics Of The Living Body (AREA)
SE9202005A 1992-06-29 1992-06-29 Skalsystem för absolutmätning SE9202005L (sv)

Priority Applications (5)

Application Number Priority Date Filing Date Title
SE9202005A SE9202005L (sv) 1992-06-29 1992-06-29 Skalsystem för absolutmätning
DE69308669T DE69308669T2 (de) 1992-06-29 1993-06-23 Absolute kapazitive Positionsmesseinrichtung
EP93850139A EP0579586B1 (en) 1992-06-29 1993-06-23 An absolute capacitive encoder
US08/082,455 US5333390A (en) 1992-06-29 1993-06-25 Absolute measurement scale system
JP15762693A JP3171998B2 (ja) 1992-06-29 1993-06-28 絶対値測定目盛り装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE9202005A SE9202005L (sv) 1992-06-29 1992-06-29 Skalsystem för absolutmätning

Publications (3)

Publication Number Publication Date
SE9202005D0 true SE9202005D0 (sv) 1992-06-29
SE470271B SE470271B (sv) 1993-12-20
SE9202005L SE9202005L (sv) 1993-12-20

Family

ID=20386646

Family Applications (1)

Application Number Title Priority Date Filing Date
SE9202005A SE9202005L (sv) 1992-06-29 1992-06-29 Skalsystem för absolutmätning

Country Status (5)

Country Link
US (1) US5333390A (sv)
EP (1) EP0579586B1 (sv)
JP (1) JP3171998B2 (sv)
DE (1) DE69308669T2 (sv)
SE (1) SE9202005L (sv)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5691646A (en) * 1994-12-07 1997-11-25 Mitutoya Corporation Capacitance-type displacement measuring device with electrodes having spiral patterns
US6029363A (en) * 1998-04-03 2000-02-29 Mitutoyo Corporation Self-calibrating position transducer system and method
JP2001004319A (ja) * 1999-06-24 2001-01-12 Mitsutoyo Corp 線形測長器及び測長方法
US6543149B1 (en) * 1999-12-02 2003-04-08 The Regents Of The University Of California Coordinate measuring system
US6433524B1 (en) 2001-03-15 2002-08-13 Rosemount Aerospace Inc. Resistive bridge interface circuit
US6487787B1 (en) 2001-08-03 2002-12-03 Mitutoyo Corporation System and method for determination of error parameters for performing self-calibration and other functions without an external position reference in a transducer
JP5038691B2 (ja) * 2006-11-28 2012-10-03 株式会社ミツトヨ デジタルインジケータおよびデジタルインジケータの使用方法
JP2008216154A (ja) 2007-03-07 2008-09-18 Mitsubishi Heavy Ind Ltd 絶対値スケール及び絶対値演算方法
DE102011083336A1 (de) 2011-09-23 2013-03-28 Ident Technology Ag Elektrodenkonfiguration zur Positionserfassung sowie Verfahren zur Positionserfassung
US10641597B2 (en) * 2018-02-22 2020-05-05 Bell Helicopter Textron Inc. Method and apparatus for a precision position sensor
US10875753B2 (en) 2018-09-20 2020-12-29 Manitou Equipment America, Llc Telehandler boom extension monitoring system

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE411392B (sv) * 1977-12-09 1979-12-17 Inst Mikrovagsteknik Vid Tekni Metanordning for kapacitiv bestemning av det inbordes leget hos tva relativt varandra rorliga delar
JPS5562310A (en) * 1978-10-20 1980-05-10 Hiromi Ogasawara Direct-acting type displacement detector
DE2952106C2 (de) * 1979-12-22 1982-11-04 Dr. Johannes Heidenhain Gmbh, 8225 Traunreut Lichtelektrische inkrementale Längen- oder Winkelmeßeinrichtung
CH648929A5 (fr) * 1982-07-07 1985-04-15 Tesa Sa Dispositif de mesure capacitif de deplacement.
JPS6093312A (ja) * 1983-10-27 1985-05-25 Mitsutoyo Mfg Co Ltd 容量式変位測定機
US4586260A (en) * 1984-05-29 1986-05-06 The L. S. Starrett Company Capacitive displacement measuring instrument
DD250368A1 (de) * 1986-06-27 1987-10-08 Werkzeugmasch Forschzent Anordnung einer sensorzeile relativ zur rasterspur eines rastermassstabs
DE3637529A1 (de) * 1986-09-02 1988-03-17 Hengstler Gmbh Kapazitiver linear- oder drehgeber zum steuern und positionieren von bewegten gegenstaenden
SE460928B (sv) * 1986-10-13 1989-12-04 Johansson Ab C E Absolutmaetande skalsystem
DD262481A1 (de) * 1987-05-18 1988-11-30 Werkzeugmaschinenbau Fz Abtastanordnung zum erfassen absoluter positionsmesswerte an einem rastermassstab
US4893071A (en) * 1988-05-24 1990-01-09 American Telephone And Telegraph Company, At&T Bell Laboratories Capacitive incremental position measurement and motion control
AT394781B (de) * 1989-02-03 1992-06-25 Rsf Elektronik Gmbh Inkrementales messsystem
DD293190A5 (de) * 1989-03-23 1991-08-22 Tu Chemnitz,De Verbesserte laengenmesseinrichtung mit absolutmassstab zur messung grosser laengen
US4991125A (en) * 1989-04-19 1991-02-05 Mitutoyo Corporation Displacement detector
DD284772A5 (de) * 1989-06-02 1990-11-21 Veb Carl Zeiss Jena,Dd Verfahren und anordnung zur ueberwachung eines winkel- oder laengenmesssystems an einer maschine
JPH04208810A (ja) * 1990-12-03 1992-07-30 Omron Corp 変位信号出力装置
US5225830A (en) * 1991-02-26 1993-07-06 Mitutoyo Combination optical and capacitive absolute position apparatus and method

Also Published As

Publication number Publication date
US5333390A (en) 1994-08-02
DE69308669T2 (de) 1997-09-11
JPH06186053A (ja) 1994-07-08
JP3171998B2 (ja) 2001-06-04
SE470271B (sv) 1993-12-20
DE69308669D1 (de) 1997-04-17
SE9202005L (sv) 1993-12-20
EP0579586A1 (en) 1994-01-19
EP0579586B1 (en) 1997-03-12

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