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DE69704593D1 - Massstabablesevorrichtung - Google Patents

Massstabablesevorrichtung

Info

Publication number
DE69704593D1
DE69704593D1 DE69704593T DE69704593T DE69704593D1 DE 69704593 D1 DE69704593 D1 DE 69704593D1 DE 69704593 T DE69704593 T DE 69704593T DE 69704593 T DE69704593 T DE 69704593T DE 69704593 D1 DE69704593 D1 DE 69704593D1
Authority
DE
Germany
Prior art keywords
readhead
relative
pct
scale
zero pulse
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 - Lifetime
Application number
DE69704593T
Other languages
English (en)
Other versions
DE69704593T2 (de
Inventor
Geoffrey Holden
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.)
Renishaw PLC
Original Assignee
Renishaw PLC
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 Renishaw PLC filed Critical Renishaw PLC
Publication of DE69704593D1 publication Critical patent/DE69704593D1/de
Application granted granted Critical
Publication of DE69704593T2 publication Critical patent/DE69704593T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • G01D5/12—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
    • G01D5/142—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 using Hall-effect devices
    • G01D5/145—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 using Hall-effect devices influenced by the relative movement between the Hall device and magnetic fields
    • 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
    • G01D5/245—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 a variable number of pulses in a train
    • G01D5/2454—Encoders incorporating incremental and absolute signals
    • G01D5/2455—Encoders incorporating incremental and absolute signals with incremental and absolute tracks on the same encoder
    • G01D5/2457—Incremental encoders having reference marks

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Transmission And Conversion Of Sensor Element Output (AREA)
  • Measuring Pulse, Heart Rate, Blood Pressure Or Blood Flow (AREA)
  • Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
  • Length Measuring Devices With Unspecified Measuring Means (AREA)
  • Vehicle Body Suspensions (AREA)
  • Color Image Communication Systems (AREA)
  • Character Input (AREA)
DE69704593T 1996-03-13 1997-03-05 Massstabablesevorrichtung Expired - Lifetime DE69704593T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GBGB9605278.2A GB9605278D0 (en) 1996-03-13 1996-03-13 Opto-electronic scale reading apparatus
PCT/GB1997/000594 WO1997034126A1 (en) 1996-03-13 1997-03-05 Scale reading apparatus

Publications (2)

Publication Number Publication Date
DE69704593D1 true DE69704593D1 (de) 2001-05-23
DE69704593T2 DE69704593T2 (de) 2001-08-09

Family

ID=10790314

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69704593T Expired - Lifetime DE69704593T2 (de) 1996-03-13 1997-03-05 Massstabablesevorrichtung

Country Status (7)

Country Link
US (1) US6051971A (de)
EP (1) EP0826138B1 (de)
JP (1) JP3676819B2 (de)
AT (1) ATE200707T1 (de)
DE (1) DE69704593T2 (de)
GB (1) GB9605278D0 (de)
WO (1) WO1997034126A1 (de)

Families Citing this family (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19813375B4 (de) * 1998-03-26 2007-07-19 Dr. Johannes Heidenhain Gmbh Positionsmeßeinrichtung und Verfahren zur Montage eines Referenzelementes mittels einer Montagehilfe
DE20011703U1 (de) * 2000-07-07 2000-11-23 ELGO-Electric GmbH, 78239 Rielasingen-Worblingen Längenmessvorrichtung
US20040100251A1 (en) * 2000-08-02 2004-05-27 Peter Lohberg Active magnetic field sensor, use thereof, method and device
US20020190710A1 (en) * 2001-02-13 2002-12-19 Asm Automation Sensorik Messtechnik Gmbh Magnetic length measuring device
DE10106479B4 (de) * 2001-02-13 2004-02-19 Asm Automation Sensorik Messtechnik Gmbh Magnetische Längemeßvorrichtung
US20020133964A1 (en) * 2001-02-13 2002-09-26 Asm Automation Sensorik Messtechnik Gmbh Magnetic length measuring device
DE10123539B4 (de) * 2001-05-15 2008-07-17 Asm Automation Sensorik Messtechnik Gmbh Magnetische Längenmessvorrichtung
US6556153B1 (en) 2002-01-09 2003-04-29 Anorad Corporation System and method for improving encoder resolution
US6777926B2 (en) * 2002-08-02 2004-08-17 Honeywell International Inc. Phase stability of non-sinusoidal signals utilizing two differential halls
DE10313676A1 (de) * 2003-03-26 2004-10-07 Imi Norgren-Herion Fluidtronic Gmbh & Co. Kg Positionsmeßvorrichtung für fluidische Zylinder-Kolben-Anordnungen
GB0316921D0 (en) * 2003-07-19 2003-08-27 Renishaw Plc Reader for a scale marking
JP4587708B2 (ja) * 2004-05-20 2010-11-24 コニカミノルタオプト株式会社 位置検出装置、手振れ補正機構、および撮像装置
ES2360226T3 (es) * 2005-10-13 2011-06-02 Fagor, S.Coop. Unidad de referencia para un dispositivo optoelectrónico de medida.
GB0522651D0 (en) * 2005-11-07 2005-12-14 Renishaw Plc Scale and readhead system
JP5124579B2 (ja) * 2006-09-05 2013-01-23 レニショウ パブリック リミテッド カンパニー 表面感知デバイス
DE102007009994A1 (de) * 2007-03-01 2008-09-04 Robert Bosch Gmbh Induktiver Sensor
DE102009051353A1 (de) * 2009-10-30 2011-05-12 Aktiebolaget Skf Messanordnung zur Erfassung einer Drehbewegung
DE202010007285U1 (de) * 2010-05-21 2011-09-23 Balluff Gmbh Maßkörpervorrichtung für ein Positions-/Wegmesssystem, Positions-/Wegmesssystem und Anwendung, an welcher ein Positions-/Wegmesssystem montiert ist
WO2017093738A1 (en) * 2015-12-03 2017-06-08 Renishaw Plc Encoder apparatus
FR3070914B1 (fr) * 2017-09-14 2019-09-06 Faurecia Sieges D'automobile Mecanisme de reglage de siege de vehicule automobile
EP3663723A1 (de) 2018-12-04 2020-06-10 Renishaw PLC Codierervorrichtung
KR20210129459A (ko) * 2020-04-20 2021-10-28 엘지이노텍 주식회사 카메라 액추에이터 및 이를 포함하는 카메라 모듈
CN111486878A (zh) * 2020-05-08 2020-08-04 长春晟博光学技术开发有限公司 一种具有限位功能的集成式磁栅尺编码器
US11846529B2 (en) 2021-04-19 2023-12-19 Joral Llc Magnetic rack and pinion linear magnetic encoder and position sensing system
EP4484898A1 (de) 2023-06-29 2025-01-01 Renishaw PLC Kodiergerät

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1504691A (en) * 1974-03-15 1978-03-22 Nat Res Dev Measurement apparatus
SU670802A1 (ru) * 1974-07-24 1979-06-30 Московское Ордена Ленина И Ордена Трудового Красного Знамени Высшее Техническое Училище Им. Н.Э.Баумана Позиционна система измерени перемещений
FR2310549A1 (fr) * 1975-05-07 1976-12-03 Sagem Perfectionnements aux dispositifs optiques de determination de la position d'un organe mobile
DE2540412C3 (de) * 1975-09-11 1987-01-22 Dr. Johannes Heidenhain Gmbh, 8225 Traunreut Inkrementales Meßsystem
US4143267A (en) * 1977-12-23 1979-03-06 Johnson Lonnie G Digital distance measuring instrument
CH612500A5 (en) * 1978-01-20 1979-07-31 Hans Litscher Length- and angle-measuring instrument having secondary stepped scales
DE3035012C2 (de) * 1980-09-17 1982-08-12 Fa. Carl Zeiss, 7920 Heidenheim Einrichtung zur Winkelmessung
DD159211A1 (de) * 1981-05-29 1983-02-23 Franz Kebschull Anordnung zur lagebestimmung eines index gegenueber einer teilung
US4400890A (en) * 1981-10-26 1983-08-30 Sony Corporation Length measuring device
DE3245357C2 (de) * 1982-12-08 1985-02-14 Dr. Johannes Heidenhain Gmbh, 8225 Traunreut Inkrementale Meßeinrichtung
DE3311204A1 (de) * 1983-03-26 1984-10-04 Dr. Johannes Heidenhain Gmbh, 8225 Traunreut Inkrementale laengen- oder winkelmesseinrichtung
DD219566A1 (de) * 1983-08-05 1985-03-06 Harry Trumpold Hochaufloesendes optisches laengenmessverfahren mit codiertem absolutmassstab zur durchfuehrung des verfahrens
SE8404266L (sv) * 1984-08-28 1985-09-02 Johansson Ab C E Sett att oka noggrannheten hos ett lengdmetsystem genom att kalibrera detta mot ett noggrannare referenssystem
US4829248A (en) * 1984-09-20 1989-05-09 Loubier Robert J Hall effect sensing apparatus and method
GB8432574D0 (en) * 1984-12-22 1985-02-06 Renishaw Plc Opto-electronic scale-reading apparatus
GB8615196D0 (en) * 1986-06-21 1986-07-23 Renishaw Plc Opto-electronic scale reading apparatus
SE460928B (sv) * 1986-10-13 1989-12-04 Johansson Ab C E Absolutmaetande skalsystem
US5500589A (en) * 1995-01-18 1996-03-19 Honeywell Inc. Method for calibrating a sensor by moving a magnet while monitoring an output signal from a magnetically sensitive component

Also Published As

Publication number Publication date
US6051971A (en) 2000-04-18
WO1997034126A1 (en) 1997-09-18
JP3676819B2 (ja) 2005-07-27
EP0826138A1 (de) 1998-03-04
GB9605278D0 (en) 1996-05-15
JPH11506211A (ja) 1999-06-02
EP0826138B1 (de) 2001-04-18
DE69704593T2 (de) 2001-08-09
ATE200707T1 (de) 2001-05-15

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