GB2194635B - Photoelectric type displacement detecting instrument - Google Patents

Photoelectric type displacement detecting instrument

Info

Publication number
GB2194635B
GB2194635B GB8719127A GB8719127A GB2194635B GB 2194635 B GB2194635 B GB 2194635B GB 8719127 A GB8719127 A GB 8719127A GB 8719127 A GB8719127 A GB 8719127A GB 2194635 B GB2194635 B GB 2194635B
Authority
GB
United Kingdom
Prior art keywords
detecting instrument
displacement detecting
type displacement
photoelectric type
photoelectric
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
GB8719127A
Other languages
English (en)
Other versions
GB2194635A (en
GB8719127D0 (en
Inventor
Yoshihiko Kabaya
Naofumi Yasuda
Toshihiro Omi
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.)
Mitutoyo Manufacturing Co Ltd
Original Assignee
Mitutoyo Manufacturing Co 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
Priority claimed from JP5653486A external-priority patent/JPS62212516A/ja
Priority claimed from JP5653586A external-priority patent/JPS62212517A/ja
Priority claimed from JP14907386A external-priority patent/JPS6324126A/ja
Priority claimed from JP5151887A external-priority patent/JPS63217223A/ja
Priority claimed from JP5151787A external-priority patent/JPS63217222A/ja
Application filed by Mitutoyo Manufacturing Co Ltd filed Critical Mitutoyo Manufacturing Co Ltd
Publication of GB8719127D0 publication Critical patent/GB8719127D0/en
Publication of GB2194635A publication Critical patent/GB2194635A/en
Application granted granted Critical
Publication of GB2194635B publication Critical patent/GB2194635B/en
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
    • G01D5/36—Forming the light into pulses
    • 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
    • G01D5/34707—Scales; Discs, e.g. fixation, fabrication, compensation
    • G01D5/34715—Scale reading or illumination devices

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optical Transform (AREA)
  • Length Measuring Devices By Optical Means (AREA)
GB8719127A 1986-03-14 1987-03-12 Photoelectric type displacement detecting instrument Expired - Fee Related GB2194635B (en)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
JP5653486A JPS62212516A (ja) 1986-03-14 1986-03-14 光電式変位検出装置
JP5653586A JPS62212517A (ja) 1986-03-14 1986-03-14 光電式変位検出装置
JP14907386A JPS6324126A (ja) 1986-06-25 1986-06-25 光電型エンコ−ダ
JP5151887A JPS63217223A (ja) 1987-03-06 1987-03-06 光電式変位検出装置
JP5151787A JPS63217222A (ja) 1987-03-06 1987-03-06 光電式変位検出装置

Publications (3)

Publication Number Publication Date
GB8719127D0 GB8719127D0 (en) 1987-09-16
GB2194635A GB2194635A (en) 1988-03-09
GB2194635B true GB2194635B (en) 1991-01-02

Family

ID=27522959

Family Applications (3)

Application Number Title Priority Date Filing Date
GB8719127A Expired - Fee Related GB2194635B (en) 1986-03-14 1987-03-12 Photoelectric type displacement detecting instrument
GB9005628A Expired - Fee Related GB2229813B (en) 1986-03-14 1990-03-13 Photoelectric type displacement detecting instrument
GB9005627A Expired - Fee Related GB2229812B (en) 1986-03-14 1990-03-13 Photoelectric type displacement detecting instrument

Family Applications After (2)

Application Number Title Priority Date Filing Date
GB9005628A Expired - Fee Related GB2229813B (en) 1986-03-14 1990-03-13 Photoelectric type displacement detecting instrument
GB9005627A Expired - Fee Related GB2229812B (en) 1986-03-14 1990-03-13 Photoelectric type displacement detecting instrument

Country Status (4)

Country Link
US (1) US4840488A (US07118763-20061010-C00002.png)
DE (1) DE3790038T1 (US07118763-20061010-C00002.png)
GB (3) GB2194635B (US07118763-20061010-C00002.png)
WO (1) WO1987005693A1 (US07118763-20061010-C00002.png)

Families Citing this family (14)

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US5020236A (en) * 1990-02-12 1991-06-04 Pietzsch Ag Method of measuring the distance between the axles or wheels of a vehicle, and device for doing so
JP2670193B2 (ja) * 1991-02-25 1997-10-29 オークマ株式会社 位置検出器
JP2690680B2 (ja) * 1993-11-26 1997-12-10 株式会社ミツトヨ 光電式エンコーダ
CH690463A5 (fr) * 1995-03-01 2000-09-15 Portescap Codeur optique incrémental.
US5670781B1 (en) * 1996-02-08 2000-10-10 Renco Encoders Inc Photoelectrical encoder
DE19629488C2 (de) * 1996-07-12 1999-11-18 Huebner Elektromasch Ag Vorrichtung zum Gewinnen von oberwellenfreien Signalen
DE19855307B4 (de) * 1998-02-20 2005-09-29 Dr. Johannes Heidenhain Gmbh Abtasteinheit für eine optische Positionsmeßeinrichtung
JP2000321018A (ja) 1999-05-12 2000-11-24 Mitsutoyo Corp 光学式変位検出装置
US6279248B1 (en) 1999-09-22 2001-08-28 Central Purchasing, Inc. Digital measuring system having a multi-row encoder disk
DE10329374A1 (de) * 2003-06-30 2005-01-20 Dr. Johannes Heidenhain Gmbh Abtastbaueinheit einer Positionsmesseinrichtung
DE102007038640A1 (de) 2007-08-16 2009-05-14 Bossert, Matthias Verfahren und Anordnung zum optischen Positionsmessen und Zeigen
JP4485567B2 (ja) * 2007-11-13 2010-06-23 シャープ株式会社 光角度検出装置、その製造方法、及びそれを用いた電子機器
JP2011161695A (ja) * 2010-02-06 2011-08-25 Ricoh Co Ltd エンコーダセンサ及び画像形成装置
CN104075742A (zh) * 2014-07-02 2014-10-01 中国科学院长春光学精密机械与物理研究所 基于相移补偿技术的绝对式光电编码器的设计方法

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US3578979A (en) * 1968-04-23 1971-05-18 Tajima Seisakusho Kk Electrical signal generating apparatus having a scale grid
GB1231029A (US07118763-20061010-C00002.png) * 1968-12-13 1971-05-05
DE2140343A1 (de) * 1970-08-13 1972-02-17 Information Storage Systems Positionsmeßfühler
US4019196A (en) * 1974-11-22 1977-04-19 Stanley Electric Co., Ltd. Indicating element and method of manufacturing same
DE2508510C3 (de) * 1975-02-27 1981-10-08 Dr. Johannes Heidenhain Gmbh, 8225 Traunreut Digitaler Längenmeßtaster
JPS5914726Y2 (ja) * 1977-02-10 1984-05-01 富士通株式会社 光学式回転トランスデユ−サ
JPS53110165A (en) * 1977-03-07 1978-09-26 Mikio Kususe Cold reserving apparatus
DE7930941U1 (de) * 1979-11-02 1985-08-14 Dr. Johannes Heidenhain Gmbh, 8225 Traunreut Lichtelektrische digitale Meßeinrichtung
DE3007311C2 (de) * 1980-02-27 1985-11-28 Dr. Johannes Heidenhain Gmbh, 8225 Traunreut Digitales lichtelektrisches Längen- oder Winkelmeßsystem
US4340814A (en) * 1980-10-14 1982-07-20 Dynamics Research Corporation Electro-optical position transducer
DE3209043C2 (de) * 1981-03-12 1986-09-25 Mitutoyo Mfg. Co., Ltd., Tokio/Tokyo Fotoelektrische Bewegungs-Meßeinrichtung
JPS57163815A (en) * 1981-04-01 1982-10-08 Ricoh Co Ltd Photoencoder
JPS6032126B2 (ja) * 1981-06-01 1985-07-26 株式会社 三豊製作所 光電型エンコ−ダ
JPS6032125B2 (ja) * 1981-06-01 1985-07-26 株式会社 三豊製作所 光電型エンコ−ダ
US4499374A (en) * 1981-06-01 1985-02-12 Mitutoyo Mfg. Co., Ltd. Photoelectrical encoder employing an optical grating
US4508965A (en) * 1982-03-05 1985-04-02 Hewlett-Packard Company Uniaxially collimated light source for optical shaft angle encoders
JPS59159016A (ja) * 1983-03-01 1984-09-08 Mansei Kogyo Kk 光学エンコ−ダ
DE3327849A1 (de) * 1983-08-02 1985-02-14 Dr. Johannes Heidenhain Gmbh, 8225 Traunreut Lichtelektrische laengen- oder winkelmesseinrichtung
JPS6037815U (ja) * 1983-08-23 1985-03-15 三菱電機株式会社 回転角度検出装置
JPS6073418A (ja) * 1983-09-30 1985-04-25 Yokogawa Hokushin Electric Corp 変位変換器
JPS60129161A (ja) * 1983-12-13 1985-07-10 Pioneer Electronic Corp 接着剤塗布装置
JPS60129161U (ja) * 1984-02-07 1985-08-30 三洋電機株式会社 光結合器
JPS60216215A (ja) * 1984-04-12 1985-10-29 Minatoerekutoronikusu Kk ポジシヨンエンコ−ダ装置における光源の取付方法
JP2524053B2 (ja) * 1992-06-15 1996-08-14 松下電送株式会社 モデム装置
JPH0632126A (ja) * 1992-07-13 1994-02-08 Toyota Motor Corp 車輌用ダブルアーム式サスペンション
JP2550835B2 (ja) * 1992-08-07 1996-11-06 新和工業株式会社 金属製蛇腹管の製造装置
JPH0673418A (ja) * 1992-08-26 1994-03-15 Nkk Corp 高炉の溶銑温度測定方法

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JP, A, 59-159016 *
JP, A, 60-216215 *
JP, A, 60-55227 *
JP, A, 60-73418 *
JP, B2, 60-32125 *
JP, B2, 60-32126 *

Also Published As

Publication number Publication date
GB2194635A (en) 1988-03-09
DE3790038T1 (US07118763-20061010-C00002.png) 1988-03-31
GB2229813A (en) 1990-10-03
WO1987005693A1 (en) 1987-09-24
GB2229812B (en) 1991-01-02
GB2229812A (en) 1990-10-03
GB8719127D0 (en) 1987-09-16
US4840488A (en) 1989-06-20
GB9005628D0 (en) 1990-05-09
GB9005627D0 (en) 1990-05-09
GB2229813B (en) 1991-01-02

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20040312