JPS629115U - - Google Patents

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Publication number
JPS629115U
JPS629115U JP9980485U JP9980485U JPS629115U JP S629115 U JPS629115 U JP S629115U JP 9980485 U JP9980485 U JP 9980485U JP 9980485 U JP9980485 U JP 9980485U JP S629115 U JPS629115 U JP S629115U
Authority
JP
Japan
Prior art keywords
light
scale
light receiving
reflective
receiving part
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.)
Granted
Application number
JP9980485U
Other languages
English (en)
Other versions
JPH0641131Y2 (ja
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 filed Critical
Priority to JP1985099804U priority Critical patent/JPH0641131Y2/ja
Publication of JPS629115U publication Critical patent/JPS629115U/ja
Application granted granted Critical
Publication of JPH0641131Y2 publication Critical patent/JPH0641131Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Description

【図面の簡単な説明】
第１図はこの考案のエンコーダを示す概略説明
図、第２図はこの考案と従来のエンコーダとの出
力電圧のタイムチヤート図、第３図は従来のエン
コーダを示す概略説明図である。 １２……発光部、１４……受光部、２４……偏
位量スケール、２６……遮光突出部。

Claims (1)

  1. 【実用新案登録請求の範囲】 反射部と非反射部が交互に多数配列した偏位量
    スケールと、相対的移動方向に隣接させた発光部
    および受光部から成るフオトセンサとを相対的に
    移動可能に対向させ、移動につれて発光部から投
    光された照射光が偏位量スケールの反射部に反射
    されて受光部へ届く場合と非反射部に当たつて受
    光部へ届かない場合の受光部への光のＯＮ，ＯＦ
    Ｆにより偏位量スケールとフオトセンサの相対的
    移動量を検出する装置において、 検出エリヤ以外の反射光が同時に受光されない
    ように、発光部と受光部の間の位置に偏位量スケ
    ールの方向に向かつて遮光突出部を突出部を設け
    たことを特徴とする光学式エンコーダ。
JP1985099804U 1985-06-29 1985-06-29 直接反射方式エンコ−ダ Expired - Lifetime JPH0641131Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1985099804U JPH0641131Y2 (ja) 1985-06-29 1985-06-29 直接反射方式エンコ−ダ

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1985099804U JPH0641131Y2 (ja) 1985-06-29 1985-06-29 直接反射方式エンコ−ダ

Publications (2)

Publication Number Publication Date
JPS629115U true JPS629115U (ja) 1987-01-20
JPH0641131Y2 JPH0641131Y2 (ja) 1994-10-26

Family

ID=30969021

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1985099804U Expired - Lifetime JPH0641131Y2 (ja) 1985-06-29 1985-06-29 直接反射方式エンコ−ダ

Country Status (1)

Country Link
JP (1) JPH0641131Y2 (ja)

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS524281A (en) * 1975-05-02 1977-01-13 Sanyu Gijutsu Kenkyusho:Kk Hood for photoelectric detection unit
JPS556239A (en) * 1978-06-28 1980-01-17 Shinpo Kogyo Kk Rotation detector for tachometer
JPS5838904A (ja) * 1981-09-01 1983-03-07 Matsushita Electric Ind Co Ltd 光検出装置
JPS608913U (ja) * 1983-06-30 1985-01-22 アルプス電気株式会社 光センサ

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS524281A (en) * 1975-05-02 1977-01-13 Sanyu Gijutsu Kenkyusho:Kk Hood for photoelectric detection unit
JPS556239A (en) * 1978-06-28 1980-01-17 Shinpo Kogyo Kk Rotation detector for tachometer
JPS5838904A (ja) * 1981-09-01 1983-03-07 Matsushita Electric Ind Co Ltd 光検出装置
JPS608913U (ja) * 1983-06-30 1985-01-22 アルプス電気株式会社 光センサ

Also Published As

Publication number Publication date
JPH0641131Y2 (ja) 1994-10-26

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