DE69828764D1 - Optische drehkodiereinrichtung - Google Patents

Optische drehkodiereinrichtung

Info

Publication number
DE69828764D1
DE69828764D1 DE69828764T DE69828764T DE69828764D1 DE 69828764 D1 DE69828764 D1 DE 69828764D1 DE 69828764 T DE69828764 T DE 69828764T DE 69828764 T DE69828764 T DE 69828764T DE 69828764 D1 DE69828764 D1 DE 69828764D1
Authority
DE
Germany
Prior art keywords
torque device
optical torque
optical
torque
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 - Fee Related
Application number
DE69828764T
Other languages
English (en)
Other versions
DE69828764T2 (de
Inventor
Mitsuyuki Taniguchi
Masato Aochi
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.)
Fanuc Corp
Original Assignee
Fanuc Corp
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 Fanuc Corp filed Critical Fanuc Corp
Application granted granted Critical
Publication of DE69828764D1 publication Critical patent/DE69828764D1/de
Publication of DE69828764T2 publication Critical patent/DE69828764T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • G01D5/3473—Circular or rotary encoders
    • G01D5/34738—Axles; Driving or coupling means
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optical Transform (AREA)
  • Transmission And Conversion Of Sensor Element Output (AREA)
DE69828764T 1997-06-23 1998-06-23 Optische drehkodiereinrichtung Expired - Fee Related DE69828764T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP9183061A JPH1114404A (ja) 1997-06-23 1997-06-23 光学式ロータリエンコーダ
JP18306197 1997-06-23
PCT/JP1998/002786 WO1998059218A1 (fr) 1997-06-23 1998-06-23 Codeur optique rotatif

Publications (2)

Publication Number Publication Date
DE69828764D1 true DE69828764D1 (de) 2005-03-03
DE69828764T2 DE69828764T2 (de) 2005-07-07

Family

ID=16129067

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69828764T Expired - Fee Related DE69828764T2 (de) 1997-06-23 1998-06-23 Optische drehkodiereinrichtung

Country Status (5)

Country Link
US (1) US6255644B1 (de)
EP (1) EP0927873B1 (de)
JP (1) JPH1114404A (de)
DE (1) DE69828764T2 (de)
WO (1) WO1998059218A1 (de)

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WO2000043734A1 (fr) * 1999-01-22 2000-07-27 Citizen Watch Co., Ltd. Instrument optique servant a mesurer un deplacement
GB9924331D0 (en) * 1999-10-15 1999-12-15 Renishaw Plc Scale reading apparatus
JP4726168B2 (ja) * 2000-04-17 2011-07-20 キヤノン株式会社 光学スケール及び光学式エンコーダ
JP4763914B2 (ja) * 2001-05-17 2011-08-31 キヤノン株式会社 回転角度検出装置
DE10229246B4 (de) * 2002-06-28 2004-05-27 Stegmann Gmbh & Co. Kg Optoelektronische Winkelmessgerät sowie Verfahren zu dessen Herstellung
JP3660925B2 (ja) * 2002-10-23 2005-06-15 ファナック株式会社 エンコーダ用回転ディスク
JP3730232B2 (ja) * 2003-04-24 2005-12-21 ファナック株式会社 光学式エンコーダ
KR20070020133A (ko) * 2004-07-12 2007-02-16 미쓰비시덴키 가부시키가이샤 광학식 인코더
US7244928B2 (en) * 2005-01-07 2007-07-17 Avago Technologies Ecbu Ip (Singapore) Pte. Ltd. Optical encoder
WO2007020812A1 (ja) * 2005-08-18 2007-02-22 Kabushiki Kaisha Yaskawa Denki 光学式エンコーダ
CN100465625C (zh) * 2005-10-21 2009-03-04 京元电子股份有限公司 晶片影像检视方法及系统
JP4496154B2 (ja) * 2005-10-31 2010-07-07 株式会社リコー ロータリーエンコーダ、ローラ部材、ベルト搬送装置、画像形成装置
DE102007025859A1 (de) * 2007-06-01 2008-12-04 Conti Temic Microelectronic Gmbh Steuergerät für ein Kraftfahrzeug
JP4926205B2 (ja) * 2009-05-14 2012-05-09 三菱電機株式会社 レゾルバ
JP5579092B2 (ja) * 2011-02-03 2014-08-27 三菱電機株式会社 光学式エンコーダ
DE102011005351A1 (de) * 2011-03-10 2012-09-13 Dr. Johannes Heidenhain Gmbh Baueinheit einer Winkelmesseinrichtung und Verfahren zur Herstellung dieser Baueinheit
JP6263965B2 (ja) * 2013-11-05 2018-01-24 株式会社安川電機 エンコーダ、エンコーダ付きモータ、サーボシステム
JP6436674B2 (ja) * 2014-07-28 2018-12-12 三菱電機株式会社 光学式エンコーダおよび光学式エンコーダの製造方法
JP6494303B2 (ja) * 2015-01-26 2019-04-03 キヤノンプレシジョン株式会社 ロータリースケールの製造方法
JP6404970B2 (ja) * 2017-03-10 2018-10-17 ファナック株式会社 ロータリエンコーダ
JP6770033B2 (ja) * 2018-09-06 2020-10-14 ファナック株式会社 エンコーダの回転部材の取り付け構造およびエンコーダの回転部材の取り付け方法
JP7319130B2 (ja) * 2019-07-29 2023-08-01 ファナック株式会社 回転動作検出装置
GB201918002D0 (en) 2019-12-09 2020-01-22 Renishaw Plc Rotary encoder
GB202015773D0 (en) 2020-10-05 2020-11-18 Renishaw Plc Apparatus, disc, and method of manufacture
EP4040116A1 (de) 2021-02-09 2022-08-10 Renishaw PLC Verfahren zur montage eines drehbaren skalenteils
WO2022074371A1 (en) 2020-10-05 2022-04-14 Renishaw Plc Rotary encoder
WO2022171994A1 (en) * 2021-02-09 2022-08-18 Renishaw Plc Rotary encoder

Family Cites Families (31)

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Publication number Priority date Publication date Assignee Title
JPS49534B1 (de) * 1969-05-16 1974-01-08
US3598493A (en) * 1969-06-30 1971-08-10 Ibm Optical graduated rule of transparent material
US3770970A (en) * 1972-03-15 1973-11-06 Trump Ross Ind Controls Inc Shaft angle encoder
DE2921103C2 (de) * 1979-05-25 1986-09-25 Robert Bosch Gmbh, 7000 Stuttgart Inkrementaler Drehwinkelgeber
JPS5963517A (ja) * 1982-10-04 1984-04-11 Nippon Kogaku Kk <Nikon> 光電式エンコ−ダ
DE3579184D1 (de) * 1984-04-14 1990-09-20 Fanuc Ltd Drehkodiergeraet.
IT1179627B (it) * 1984-05-02 1987-09-16 Olivetti & Co Spa Disco otturatore per trasduttore ottico
JPS6120907A (ja) 1984-07-09 1986-01-29 Sumitomo Chem Co Ltd 光学繊維の製造方法
JPS61246621A (ja) * 1985-04-25 1986-11-01 Seiko Epson Corp エンコ−ダ
JPS625130A (ja) 1985-07-01 1987-01-12 Canon Inc 光学式エンコ−ダ
JPS6281859A (ja) 1985-10-04 1987-04-15 Casio Comput Co Ltd 電話自動ダイアル装置
JPS6378021A (ja) * 1986-09-20 1988-04-08 Fujitsu Ltd 光学式ロ−タリ−エンコ−ダ
JPS6449914A (en) * 1987-08-20 1989-02-27 Fanuc Ltd Signal processor for pulse encoder
JPH0184015U (de) * 1987-11-26 1989-06-05
JPH01210182A (ja) 1988-02-17 1989-08-23 Hitachi Metals Ltd 鋳物部品の圧入接合方法
DE3908932A1 (de) * 1988-05-25 1989-12-07 Heidenhain Gmbh Dr Johannes Winkelmessvorrichtung
JPH0739120B2 (ja) 1988-07-20 1995-05-01 積水化学工業株式会社 溶着継手の製造方法
JPH02119514A (ja) 1988-10-27 1990-05-07 Fujikura Ltd 架空ケーブル自走機用塔頂部バイパス装置
JPH036107A (ja) 1989-06-01 1991-01-11 Matsushita Electric Ind Co Ltd 電圧制御発振器
DE3934339A1 (de) 1989-10-14 1991-04-25 Heidenhain Gmbh Dr Johannes Teilungstraeger aus kunststoff mit einer teilungsstruktur
JPH0380325U (de) * 1989-12-05 1991-08-16
JPH0620096Y2 (ja) * 1989-12-26 1994-05-25 株式会社安川電機 回転検出器
JP2938537B2 (ja) 1990-09-26 1999-08-23 株式会社リコー 回転量測定装置
JPH0584818A (ja) 1991-09-25 1993-04-06 Toray Ind Inc 二軸配向積層フイルム
JPH05296789A (ja) * 1992-04-24 1993-11-09 Matsushita Electric Ind Co Ltd エンコーダ
JPH05332790A (ja) * 1992-05-28 1993-12-14 Fujitsu Ltd 光学式位置検出装置
JPH063160A (ja) * 1992-06-18 1994-01-11 Tokyo Electric Co Ltd ロータリーエンコーダ支持装置
JPH07234103A (ja) 1994-02-23 1995-09-05 Canon Precision Inc 光学式位置検出装置用回転ディスク
JP3027687B2 (ja) * 1994-08-25 2000-04-04 ファナック株式会社 防塵型コネクタ及び防塵型エンコーダ
US5640007A (en) * 1995-06-21 1997-06-17 Limitorque Corporation Optical encoder comprising a plurality of encoder wheels
DE29612584U1 (de) * 1996-07-20 1996-10-31 Dr. Johannes Heidenhain Gmbh, 83301 Traunreut Adapterbauteil

Also Published As

Publication number Publication date
EP0927873A4 (de) 2000-09-27
EP0927873B1 (de) 2005-01-26
DE69828764T2 (de) 2005-07-07
JPH1114404A (ja) 1999-01-22
US6255644B1 (en) 2001-07-03
EP0927873A1 (de) 1999-07-07
WO1998059218A1 (fr) 1998-12-30

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee