JPS6046023U - 光電式エンコ−ダ - Google Patents

光電式エンコ−ダ

Info

Publication number
JPS6046023U
JPS6046023U JP1983137226U JP13722683U JPS6046023U JP S6046023 U JPS6046023 U JP S6046023U JP 1983137226 U JP1983137226 U JP 1983137226U JP 13722683 U JP13722683 U JP 13722683U JP S6046023 U JPS6046023 U JP S6046023U
Authority
JP
Japan
Prior art keywords
light
disk
row
emitting element
receiving element
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.)
Pending
Application number
JP1983137226U
Other languages
English (en)
Inventor
谷　善平
蝦名　清志
治 市川
今泉　衛
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.)
Brother Industries Ltd
Sharp Corp
Original Assignee
Brother Industries Ltd
Sharp 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 Brother Industries Ltd, Sharp Corp filed Critical Brother Industries Ltd
Priority to JP1983137226U priority Critical patent/JPS6046023U/ja
Priority to US06/617,351 priority patent/US4620094A/en
Publication of JPS6046023U publication Critical patent/JPS6046023U/ja
Pending 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
    • G01D5/34707—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)
  • Analogue/Digital Conversion (AREA)

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。

Description

【図面の簡単な説明】
第１図及び第２図は本考案の第一実施例の平面図と断面
図を示す。第３図は同回路図を示す。第４図は本考案の
第二実施例の断面図、第５図及び第６図は本考案の第三
実施例の断面図と回路図をそれぞれ示す。第７図は本考
案の第四実施例の回路図を示す。　　゛ １はディスク、２はＧＬケース、３はＰＤケース、６は
発光素子、７は受光素子、１１は受光素子。

Claims (1)

  1. 【実用新案登録請求の範囲】 回転体とともに回転する不透明材料よりなるディスクと
    、 上記ディスクの周縁部に円周に沿って設けたスリット列
    と、 上記スリット列に対向して上記ディスクのニ方の面に配
    置した発光素子と、 上記ディスクの反対の面に、上記スリット列を−通して
    上記発光素子の出力光を受光する位置に配置された回転
    位置及び又は回転方向検出用受光素子と、 上記ディスクの一方の面に、上記発光素子の出力光を直
    接又は上記ディスクその他の部分に反射した光を受光す
    る位置に、上記受光素子の出力を実質的に安定化させる
    ために発光素子の給電回路にフィードバック又は上記受
    光素子の増幅回路の　　　゛利得制御回路に利得制御信
    号を供給する受光素子を設けたことを特徴とする光電式
    エンコーダ。
JP1983137226U 1983-09-03 1983-09-03 光電式エンコ−ダ Pending JPS6046023U (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP1983137226U JPS6046023U (ja) 1983-09-03 1983-09-03 光電式エンコ−ダ
US06/617,351 US4620094A (en) 1983-09-03 1984-06-05 Photoelectric encoder

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1983137226U JPS6046023U (ja) 1983-09-03 1983-09-03 光電式エンコ−ダ

Publications (1)

Publication Number Publication Date
JPS6046023U true JPS6046023U (ja) 1985-04-01

Family

ID=15193724

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1983137226U Pending JPS6046023U (ja) 1983-09-03 1983-09-03 光電式エンコ−ダ

Country Status (2)

Country Link
US (1) US4620094A (ja)
JP (1) JPS6046023U (ja)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61137012A (ja) * 1984-12-07 1986-06-24 Hitachi Ltd 回転情報出力装置
US5015836A (en) * 1990-02-05 1991-05-14 Bei Electronics, Inc. Source intensity adjustment apparatus for optical channel
JPH0512690A (ja) * 1991-07-08 1993-01-22 Toshiba Corp 対物レンズの位置検知回路
US5406267A (en) * 1991-07-22 1995-04-11 Curtis; Stephen J. Method and apparatus for the monitoring of the operation of linear and rotary encoders
US5302944A (en) * 1991-07-22 1994-04-12 Curtis Stephen J Method and apparatus for the monitoring of the operation of linear and rotary encoders
US5798670A (en) * 1996-04-29 1998-08-25 Itron, Inc. Active filter circuit
US5610394A (en) * 1996-04-29 1997-03-11 Itron, Inc. Rotation monitor disturbance neutralization system
DE19957822A1 (de) * 1999-11-19 2001-05-23 Heidenhain Gmbh Dr Johannes Abtasteinrichtung für Positionsmeßsysteme zur Abtastung einer Meßteilung
JP5391115B2 (ja) * 2010-03-18 2014-01-15 株式会社ミツトヨ 光電式エンコーダ

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5735716A (en) * 1980-08-12 1982-02-26 Sharp Corp Photoelectric rotary encoder

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1039217A (en) * 1974-07-01 1978-09-26 Willy J. Grundherr Rotary wheel printing system
JPS57185062A (en) * 1981-05-08 1982-11-15 Hitachi Ltd Controller of light volume

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5735716A (en) * 1980-08-12 1982-02-26 Sharp Corp Photoelectric rotary encoder

Also Published As

Publication number Publication date
US4620094A (en) 1986-10-28

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