JPS6232540U - - Google Patents

Info

Publication number
JPS6232540U
JPS6232540U JP12350185U JP12350185U JPS6232540U JP S6232540 U JPS6232540 U JP S6232540U JP 12350185 U JP12350185 U JP 12350185U JP 12350185 U JP12350185 U JP 12350185U JP S6232540 U JPS6232540 U JP S6232540U
Authority
JP
Japan
Prior art keywords
wafer
notch
photoelectric switch
wafer holder
holder
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
JP12350185U
Other languages
English (en)
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 JP12350185U priority Critical patent/JPS6232540U/ja
Publication of JPS6232540U publication Critical patent/JPS6232540U/ja
Pending legal-status Critical Current

Links

Description

【図面の簡単な説明】
第1図および第2図は本考案の一実施例を示す
もので、第1図は一部切欠して示す正面図、第2
図は要部を示す平面図、第3図は本発明の他の実
施例を示す要部の平面図、第4図〜第6図はそれ
ぞれ異なる従来例を一部切欠して示す正面図であ
る。 21……ウエハ保持部、22……ウエハ、28
……切欠き、31……光電スイツチ、31a……
投光部、31b……受光部、33……切欠き。

Claims (1)

    【実用新案登録請求の範囲】
  1. ウエハを保持するウエハ保持部にウエハが保持
    されているか否かを光電スイツチによつて検出す
    るようにしたものにおいて、上記ウエハ保持部の
    側面部に切欠きを設け、この切欠きに上記光電ス
    イツチの投光部および受光部を対向させたことを
    特徴とするウエハの有無検出装置。
JP12350185U 1985-08-13 1985-08-13 Pending JPS6232540U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP12350185U JPS6232540U (ja) 1985-08-13 1985-08-13

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP12350185U JPS6232540U (ja) 1985-08-13 1985-08-13

Publications (1)

Publication Number Publication Date
JPS6232540U true JPS6232540U (ja) 1987-02-26

Family

ID=31014662

Family Applications (1)

Application Number Title Priority Date Filing Date
JP12350185U Pending JPS6232540U (ja) 1985-08-13 1985-08-13

Country Status (1)

Country Link
JP (1) JPS6232540U (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0682276U (ja) * 1993-05-11 1994-11-25 英夫 白▲籏▼ 室内装飾生地の張り付け用ヘラ

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0682276U (ja) * 1993-05-11 1994-11-25 英夫 白▲籏▼ 室内装飾生地の張り付け用ヘラ

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