ATE512353T1 - Drehgebervorrichtung - Google Patents

Drehgebervorrichtung

Info

Publication number
ATE512353T1
ATE512353T1 AT07732549T AT07732549T ATE512353T1 AT E512353 T1 ATE512353 T1 AT E512353T1 AT 07732549 T AT07732549 T AT 07732549T AT 07732549 T AT07732549 T AT 07732549T AT E512353 T1 ATE512353 T1 AT E512353T1
Authority
AT
Austria
Prior art keywords
rotary encoder
readhead
plane
radial scale
encoder device
Prior art date
Application number
AT07732549T
Other languages
English (en)
Inventor
Alan James Holloway
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
Application granted granted Critical
Publication of ATE512353T1 publication Critical patent/ATE512353T1/de

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
    • G01D5/3473—Circular or rotary encoders
    • 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
    • G01D5/36—Forming the light into pulses
    • G01D5/38—Forming the light into pulses by diffraction gratings
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T29/00—Metal working
    • Y10T29/49—Method of mechanical manufacture
    • Y10T29/49826—Assembling or joining

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optical Transform (AREA)
  • Transmission And Conversion Of Sensor Element Output (AREA)
  • Analogue/Digital Conversion (AREA)
AT07732549T 2006-05-04 2007-04-25 Drehgebervorrichtung ATE512353T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GBGB0608812.4A GB0608812D0 (en) 2006-05-04 2006-05-04 Rotary encoder apparatus
PCT/GB2007/001511 WO2007129022A1 (en) 2006-05-04 2007-04-25 Rotary encoder apparatus

Publications (1)

Publication Number Publication Date
ATE512353T1 true ATE512353T1 (de) 2011-06-15

Family

ID=36603909

Family Applications (1)

Application Number Title Priority Date Filing Date
AT07732549T ATE512353T1 (de) 2006-05-04 2007-04-25 Drehgebervorrichtung

Country Status (7)

Country Link
US (1) US7969579B2 (de)
EP (1) EP2021740B1 (de)
JP (1) JP4898906B2 (de)
CN (1) CN101438134B (de)
AT (1) ATE512353T1 (de)
GB (1) GB0608812D0 (de)
WO (1) WO2007129022A1 (de)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102008046793A1 (de) * 2008-09-11 2010-03-18 Dr. Johannes Heidenhain Gmbh Optische Positionsmesseinrichtung
EP2685221A1 (de) * 2012-07-10 2014-01-15 Siemens Aktiengesellschaft Drehgeber
DE102012222077A1 (de) * 2012-12-03 2014-06-05 Dr. Johannes Heidenhain Gmbh Positionsmesseinrichtung
US10243668B2 (en) 2016-04-27 2019-03-26 Industrial Technology Research Institute Positioning measurement device and the method thereof
CN106595728B (zh) * 2016-12-13 2019-12-20 西安交通大学 一种转子轴向位移、转速及倾斜角度的径向集成测量方法
CN109163678A (zh) * 2018-10-18 2019-01-08 江苏兰菱机电科技有限公司 双读头光栅测角装置
CN115900782B (zh) * 2022-12-30 2025-05-27 四川云盾光电科技有限公司 一种绝对式测角装置及方法
CN118706036B (zh) * 2024-06-19 2025-03-18 深圳大学 一种基于等倾干涉的旋转角度测量方法及系统

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3700777C2 (de) 1986-01-14 1994-05-05 Canon Kk Vorrichtung zur Erfassung der Position eines Objektes
DE69022571T2 (de) 1989-12-26 1996-03-28 Canon Kk Rotations-Detektorapparat.
JP3544573B2 (ja) 1994-03-15 2004-07-21 オリンパス株式会社 光学式エンコーダ
GB9424969D0 (en) * 1994-12-10 1995-02-08 Renishaw Plc Opto-electronic scale reading apparatus
JP3560692B2 (ja) 1995-06-30 2004-09-02 オリンパス株式会社 光学式エンコーダ
GB9522491D0 (en) 1995-11-02 1996-01-03 Renishaw Plc Opto-electronic rotary encoder
US6635863B1 (en) * 1999-08-06 2003-10-21 Mitutoyo Corporation Optical encoder
GB0103582D0 (en) * 2001-02-14 2001-03-28 Renishaw Plc Position determination system
WO2004059346A2 (en) 2002-12-16 2004-07-15 Microe Systems Corp. Rotary position sensor with offset beam generating element and elliptical detector array

Also Published As

Publication number Publication date
GB0608812D0 (en) 2006-06-14
WO2007129022A1 (en) 2007-11-15
US20090180125A1 (en) 2009-07-16
JP2009535634A (ja) 2009-10-01
JP4898906B2 (ja) 2012-03-21
EP2021740A1 (de) 2009-02-11
US7969579B2 (en) 2011-06-28
CN101438134A (zh) 2009-05-20
CN101438134B (zh) 2012-07-04
EP2021740B1 (de) 2011-06-08

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Legal Events

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