DE3377669D1 - Position measuring apparatus - Google Patents

Position measuring apparatus

Info

Publication number
DE3377669D1
DE3377669D1 DE8383902957T DE3377669T DE3377669D1 DE 3377669 D1 DE3377669 D1 DE 3377669D1 DE 8383902957 T DE8383902957 T DE 8383902957T DE 3377669 T DE3377669 T DE 3377669T DE 3377669 D1 DE3377669 D1 DE 3377669D1
Authority
DE
Germany
Prior art keywords
measuring apparatus
position measuring
measuring
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.)
Expired
Application number
DE8383902957T
Other languages
English (en)
Inventor
James Johnston
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.)
Emerson Process Management Ltd
Original Assignee
Rosemount Ltd
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 Rosemount Ltd filed Critical Rosemount Ltd
Application granted granted Critical
Publication of DE3377669D1 publication Critical patent/DE3377669D1/de
Expired legal-status Critical Current

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
    • G01D5/26—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 characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light
    • G01D5/32—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 characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light with attenuation or whole or partial obturation of beams of light
    • G01D5/34—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 characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light with attenuation or whole or partial obturation of beams of light the beams of light being detected by photocells
    • G01D5/347—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 characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light with attenuation or whole or partial obturation of beams of light the beams of light being detected by photocells using displacement encoding scales
    • G01D5/34776—Absolute encoders with analogue or digital scales
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B3/00—Measuring instruments characterised by the use of mechanical techniques
    • G01B3/18—Micrometers
    • 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
    • G01D5/244—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 characteristics of pulses or pulse trains; generating pulses or pulse trains
    • G01D5/249—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 characteristics of pulses or pulse trains; generating pulses or pulse trains using pulse code
    • G01D5/2492—Pulse stream
    • G01D5/2495—Pseudo-random code
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M1/00—Analogue/digital conversion; Digital/analogue conversion
    • H03M1/12—Analogue/digital converters
    • H03M1/22—Analogue/digital converters pattern-reading type
    • H03M1/24—Analogue/digital converters pattern-reading type using relatively movable reader and disc or strip
    • H03M1/28—Analogue/digital converters pattern-reading type using relatively movable reader and disc or strip with non-weighted coding
    • H03M1/282—Analogue/digital converters pattern-reading type using relatively movable reader and disc or strip with non-weighted coding of the pattern-shifting type, e.g. pseudo-random chain code

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Transmission And Conversion Of Sensor Element Output (AREA)
  • Optical Transform (AREA)
DE8383902957T 1982-09-01 1983-09-01 Position measuring apparatus Expired DE3377669D1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB8224888 1982-09-01
PCT/GB1983/000215 WO1984001027A1 (en) 1982-09-01 1983-09-01 Position measuring apparatus

Publications (1)

Publication Number Publication Date
DE3377669D1 true DE3377669D1 (en) 1988-09-15

Family

ID=10532617

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8383902957T Expired DE3377669D1 (en) 1982-09-01 1983-09-01 Position measuring apparatus

Country Status (5)

Country Link
US (1) US4631519A (de)
EP (1) EP0116636B1 (de)
JP (1) JPH06100479B2 (de)
DE (1) DE3377669D1 (de)
WO (1) WO1984001027A1 (de)

Families Citing this family (87)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4720699A (en) * 1985-10-28 1988-01-19 Smith Ronald H Optical encoder using line array detectors
GB2183951B (en) * 1985-11-28 1990-05-23 Duracell Int Displacement measuring apparatus
GB2185359B (en) * 1986-01-10 1990-01-17 Rosemount Ltd Optical displacement transducer
US4901073A (en) * 1986-12-04 1990-02-13 Regent Of The University Of California Encoder for measuring the absolute position of moving elements
WO1989002570A1 (fr) * 1987-09-11 1989-03-23 Reiserer, Werner Dispositif de mesure de longueur a ruban perfore
US4947166A (en) * 1988-02-22 1990-08-07 Dynamics Research Corporation Single track absolute encoder
US4906992A (en) * 1988-02-22 1990-03-06 Dynamics Research Corporation Single track absolute encoder
JP2505534B2 (ja) * 1988-06-03 1996-06-12 日立精工株式会社 工具検出装置
DE3825097A1 (de) * 1988-07-23 1990-02-08 Stahl R Foerdertech Gmbh Vorrichtung zur positionsmessung bei kran- und elektrohaengebahnen
GB8826114D0 (en) * 1988-11-08 1988-12-14 The Technology Partnership Ltd Decoding of random sequences
DE3910873A1 (de) * 1989-04-04 1990-10-18 Stahl R Foerdertech Gmbh Positionsmessvorrichtung fuer kran- und elektrohaengebahnen
DE4022503C1 (de) * 1990-07-14 1991-10-24 Dr. Johannes Heidenhain Gmbh, 8225 Traunreut, De
US5279044A (en) * 1991-03-12 1994-01-18 U.S. Philips Corporation Measuring device for determining an absolute position of a movable element and scale graduation element suitable for use in such a measuring device
GB9112190D0 (en) * 1991-06-06 1991-07-24 The Technology Partnership Plc Absolute rotary encoder for low speed measurements
JP2504881B2 (ja) * 1991-09-17 1996-06-05 株式会社ミツトヨ デ―タ出力エンコ―ダ
NL9201059A (nl) * 1992-06-15 1994-01-03 Bootsman Holding Bv Positiedetectiesysteem.
DE4224654A1 (de) * 1992-07-25 1994-01-27 Bosch Gmbh Robert Positionsmeßeinrichtung
DE4243778A1 (de) * 1992-12-23 1994-06-30 Bosch Gmbh Robert Vorrichtung oder Verfahren zur Lageerkennung
DE4338038C1 (de) * 1993-11-08 1995-03-16 Zeiss Carl Jena Gmbh Verfahren zur Kodierung eines maschinell lesbaren Meßstabes
US5502380A (en) * 1994-04-28 1996-03-26 Rosemount Inc. Analog weighted binary absolute position encoder including an array of sense resistors each having material responsive to FWX and nonresponsive to flux
DE4431238A1 (de) * 1994-09-02 1996-03-14 Moto Meter Gmbh Schrittmotor mit Lagesensor
US5718787A (en) * 1994-12-22 1998-02-17 Owens-Corning Fiberglas Technology Inc. Integration of asphalt and reinforcement fibers
DE19513829C2 (de) * 1995-04-12 1998-01-29 Itt Ind Gmbh Deutsche Vorrichtung und Verfahren zur Positionsbestimmung
KR100264312B1 (ko) * 1995-10-13 2000-08-16 디지래드 개선된 전하 수집능력을 갖는 반도체 방사선 검출기
GB9522491D0 (en) † 1995-11-02 1996-01-03 Renishaw Plc Opto-electronic rotary encoder
DE19541768A1 (de) * 1995-11-09 1997-05-22 Itt Ind Gmbh Deutsche Vorrichtung zur Positionsbestimmung
DE19601676A1 (de) * 1996-01-18 1997-07-24 Teves Gmbh Alfred Lenkwinkelsensor mit Auswertung der Inkrementalspur zur Absolutwertbestimmung
EP0941454B1 (de) * 1996-12-02 2002-02-06 TRW Automotive Electronics & Components GmbH & Co. KG Absolutwertgeber, insbesondere drehgeber zur erfassung des lenkwinkels eines kraftfahrzeugs
US5774074A (en) * 1997-01-21 1998-06-30 Hewlett-Packard Company Multi-track position encoder system
GB9807020D0 (en) 1998-04-02 1998-06-03 Bamford Excavators Ltd A method of marking a mechanical element, an encoding scheme, a reading means for said marking and an apparatus for determining the position of said element
US6017114A (en) * 1998-09-30 2000-01-25 Hewlett-Packard Company Shifted element scanning/printing routine coordinated with media advance
US6445479B1 (en) * 1998-12-18 2002-09-03 Lsi Logic Corporation Electronically controlled optically-active device array for high-speed receiving and transmitting of fiber optic signals
US6246050B1 (en) * 1999-03-08 2001-06-12 Hewlett-Packard Company Optical encoders using non-patterned targets
US6327791B1 (en) 1999-06-09 2001-12-11 The Government Of The United States As Represented By The Secretary Of Commerce Chain code position detector
DE19939643B4 (de) * 1999-08-18 2005-10-13 Trimble Jena Gmbh Einrichtung und Verfahren zur Positionsbestimmung zwischen zwei relativ zueinander beweglichen Teilen
DE10104855A1 (de) * 2001-02-03 2002-05-29 Telefunken Microelectron Vorrichtung zur Bestimmung der Winkelposition eines Drehbewegungen ausführenden rotatorischen Teils
TW575518B (en) 2001-07-31 2004-02-11 Inventio Ag Lift installation with a measuring system for determining absolute cage position
TW555681B (en) * 2001-07-31 2003-10-01 Inventio Ag Lift installation with equipment for ascertaining the cage position
GB0200575D0 (en) * 2002-01-11 2002-02-27 Rls Merilna Tehnika D O O Encoder with reference marks
WO2003060431A1 (de) * 2002-01-17 2003-07-24 Dr. Johannes Heidenhain Gmbh Positionsmesseinrichtung
DE20203298U1 (de) * 2002-03-01 2003-07-24 Cameron Gmbh Messwertaufnehmer
DE10209058B4 (de) * 2002-03-01 2015-02-12 Cameron Gmbh Verfahren und Bitmuster zur Bestimmung einer kinematischen Messgröße
US6664535B1 (en) 2002-07-16 2003-12-16 Mitutoyo Corporation Scale structures and methods usable in an absolute position transducer
DE10244547B4 (de) * 2002-09-25 2010-11-11 Dr. Johannes Heidenhain Gmbh Verfahren und Positionsmesseinrichtung zur Bestimmung einer absoluten Position
US6867412B2 (en) * 2002-11-12 2005-03-15 Mitutoyo Corporation Scale structures and methods usable in an absolute position transducer
US7114580B1 (en) * 2003-02-21 2006-10-03 Microtesla, Ltd. Method and apparatus for determining a trajectory of a directional drill
DE102004006672B3 (de) * 2004-02-11 2005-08-18 Carl Mahr Holding Gmbh Feinmessgerät zur Abstandsvermessung
JP3933635B2 (ja) * 2004-03-09 2007-06-20 株式会社ソニー・コンピュータエンタテインメント 相対位置・姿勢計測システム
US6975471B2 (en) * 2004-05-13 2005-12-13 Hitachi Global Storage Technologies Netherlands B.V. Data recording medium with servo pattern having pseudo-random binary sequences
US7191943B2 (en) * 2004-07-28 2007-03-20 Caterpillar Inc Robust barcode and reader for rod position determination
GB0419882D0 (en) * 2004-09-08 2004-10-13 Bamford Excavators Ltd Calculation module
DE102005032870A1 (de) * 2005-07-14 2007-01-25 Leopold Kostal Gmbh & Co. Kg Verfahren zum Bestimmen der absoluten Winkelstellung des Lenkrades eines Kraftfahrzeugs
DE102005032869A1 (de) 2005-07-14 2007-01-25 Leopold Kostal Gmbh & Co. Kg Verfahren zum Bestimmen der absoluten Winkelstellung des Lenkrades eines Kraftfahrzeugs
DE102005032871A1 (de) 2005-07-14 2007-01-25 Leopold Kostal Gmbh & Co. Kg Verfahren zum Bestimmen der absoluten Winkelstellung des Lenkrades eines Kraftfahrzeugs
DE202005011814U1 (de) * 2005-07-25 2006-08-31 Hoechstmass Balzer Gmbh Elektronisches Maßband und dieses umfassende Längenmesseinrichtung
DE102005047259A1 (de) * 2005-10-01 2007-04-05 Dr. Johannes Heidenhain Gmbh Positionsmesseinrichtung
JP5068542B2 (ja) * 2005-10-13 2012-11-07 浜松ホトニクス株式会社 エンコーダ
JP2008096205A (ja) * 2006-10-10 2008-04-24 Hamamatsu Photonics Kk エンコーダ及びエンコーダ用受光装置
DE102006048628A1 (de) 2006-10-13 2008-04-17 Siemens Ag Messelement mit einer als Maßverkörperung fungierenden Spur und korrespondierendes, mit einem solchen Messelement ausführbares Messverfahren
DE102007018748A1 (de) * 2007-04-20 2008-10-23 Dr. Johannes Heidenhain Gmbh Positionsmesseinrichtung
DE202007012798U1 (de) 2007-09-12 2009-02-12 Pepperl + Fuchs Gmbh Positioniersysteme
EP2037227B1 (de) 2007-09-12 2015-11-04 Pepperl + Fuchs GmbH Verfahren und Vorrichtung zum Bestimmen der Position eines Fahrzeugs, Computerprogramm und Computerprogrammprodukt
DE102007043498A1 (de) 2007-09-12 2009-03-19 Pepperl + Fuchs Gmbh Verfahren zur Positionierung eines Fahrzeugs sowie Positioniersysteme
FR2921480B1 (fr) * 2007-09-20 2010-03-05 Renault Sas Capteur de position absolue a lecture serie
DE102007045362A1 (de) 2007-09-22 2009-04-02 Dr. Johannes Heidenhain Gmbh Positionsmesseinrichtung
JP2009097871A (ja) * 2007-10-12 2009-05-07 Sony Corp 部材所定位置の検出装置
DE102008018355B4 (de) * 2008-04-11 2020-07-02 Robert Bosch Gmbh Absolute Positionsmessvorrichtung mit Interpolator
EP2116814B1 (de) 2008-05-09 2014-06-25 Siemens Aktiengesellschaft Messeinrichtung zur Ermittlung einer Lage und/oder einer Geschwindigkeit
GB0811076D0 (en) * 2008-06-17 2008-07-23 Renishaw Plc Scale track
DE102008032786A1 (de) 2008-07-11 2010-06-10 Pepperl + Fuchs Gmbh Vorrichtung und Verfahren zum Bestimmen einer Position eines Fahrzeugs
US7608813B1 (en) 2008-11-18 2009-10-27 Mitutoyo Corporation Scale track configuration for absolute optical encoder including a detector electronics with plurality of track detector portions
WO2010094296A1 (en) 2009-02-17 2010-08-26 Thyssenkrupp Presta Ag Method for decoding manchester code
GB0906258D0 (en) 2009-04-08 2009-05-20 Renishaw Plc Position encoder apparatus
GB0906257D0 (en) 2009-04-08 2009-05-20 Renishaw Plc Position encoder apparatus
DE102009021557B4 (de) * 2009-05-15 2016-08-04 Airbus Defence and Space GmbH Verfahren zur Bestimmung wenigstens einer Bewegungsgröße einer rotierenden Welle, Wellenuntersuchungs und/oder -überwachungsvorrichtung zu dessen Durchführung sowie Verwendung derselben
US8094323B2 (en) * 2009-06-26 2012-01-10 Mitutoyo Corporation Displacement encoder including phosphor illumination source
US8309906B2 (en) 2010-06-10 2012-11-13 Mitutoyo Corporation Absolute optical encoder with long range intensity modulation on scale
CN103459991A (zh) 2011-01-31 2013-12-18 维泰克实验室技术股份有限公司 具有数字的体积显示的瓶式分配器
DE102011079961A1 (de) 2011-07-28 2013-01-31 Dr. Johannes Heidenhain Gmbh Vorrichtung und Verfahren zur Winkelmessung
US20140002642A1 (en) 2012-06-15 2014-01-02 Elmar SWIEGOT Absolute position detection
US20140244207A1 (en) * 2013-02-28 2014-08-28 Michael Alan Hicks Methods and apparatus to determine in-aisle locations in monitored environments
DE102015104201A1 (de) 2015-03-20 2016-09-22 Jungheinrich Aktiengesellschaft Fluidzylinder
DE102016103721A1 (de) 2016-03-02 2017-09-07 Jungheinrich Aktiengesellschaft Zylinder mit einem optischen Positionssensor
JPWO2018163424A1 (ja) * 2017-03-10 2019-03-22 三菱電機株式会社 アブソリュートエンコーダ
CN110139821B (zh) * 2018-03-09 2022-07-08 日立电梯（中国）有限公司 轿厢绝对位置的检测系统及其自检方法
US11662230B2 (en) 2020-05-04 2023-05-30 Saudi Arabian Oil Company Recorder for shaft rotation verification
EP4242595B1 (de) * 2022-03-10 2024-02-07 Sick Ag Vorrichtung und verfahren zur positions-, längen- oder winkelbestimmung

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1284641A (en) * 1970-01-08 1972-08-09 Ferranti Ltd Improvements relating to measuring apparatus
US3746842A (en) * 1971-09-27 1973-07-17 Laitram Corp Digital magnetic compass
JPS5433126B2 (de) * 1972-12-15 1979-10-18
JPS5099564A (de) * 1973-12-28 1975-08-07
US3963098A (en) * 1974-05-07 1976-06-15 Westinghouse Electric Corporation Position measurement apparatus
US4112295A (en) * 1974-12-30 1978-09-05 Instytut Geodezji I Kartograffi Apparatus for direct measurement of displacements with a holographic scale
FR2310549A1 (fr) * 1975-05-07 1976-12-03 Sagem Perfectionnements aux dispositifs optiques de determination de la position d'un organe mobile
US4071818A (en) * 1975-11-03 1978-01-31 Combustion Engineering, Inc. Magnetostrictive position indicator
JPS56120902A (en) * 1980-02-28 1981-09-22 Nippon Telegr & Teleph Corp <Ntt> Detecting method for position
JPS56159798A (en) * 1980-05-12 1981-12-09 Tokyo Shibaura Electric Co Length or angle measuring device
DE3035774A1 (de) * 1980-09-23 1982-05-27 Robert Bosch Gmbh, 7000 Stuttgart Digitaler positionsgeber

Also Published As

Publication number Publication date
JPH06100479B2 (ja) 1994-12-12
EP0116636A1 (de) 1984-08-29
EP0116636B1 (de) 1988-08-10
US4631519A (en) 1986-12-23
WO1984001027A1 (en) 1984-03-15
JPS59501725A (ja) 1984-10-11

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