JPH02117755U - - Google Patents

Info

Publication number
JPH02117755U
JPH02117755U JP2612789U JP2612789U JPH02117755U JP H02117755 U JPH02117755 U JP H02117755U JP 2612789 U JP2612789 U JP 2612789U JP 2612789 U JP2612789 U JP 2612789U JP H02117755 U JPH02117755 U JP H02117755U
Authority
JP
Japan
Prior art keywords
stamper
hollow
rotary table
inspection device
spindle
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
JP2612789U
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 JP2612789U priority Critical patent/JPH02117755U/ja
Publication of JPH02117755U publication Critical patent/JPH02117755U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Manufacturing Optical Record Carriers (AREA)
  • Holding Or Fastening Of Disk On Rotational Shaft (AREA)

Description

【図面の簡単な説明】
第1図はこの考案の実施例を示す断面図、第2
図はこの考案の他の実施例を示す部分断面図であ
る。 1……スタンパ、2……回転テーブル、3……
スピンドル、3a……通気孔、4……スペーサ、
4a,4b……軸受け、5……磁性リング、6…
…磁性流体、8……センターガイド、9……スプ
リング。

Claims (1)

    【実用新案登録請求の範囲】
  1. スタンパ検査装置におけるスタンパを載置する
    回転テーブルを中空とし、該中空の内部から回転
    テーブル上面に開口する複数の透孔を設け、前記
    中空の内部と空気吸引装置の吸入口とをスピンド
    ルに設けた通気孔を介して連通したことを特徴と
    するスタンパ検査装置におけるスタンパ保持装置
JP2612789U 1989-03-09 1989-03-09 Pending JPH02117755U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2612789U JPH02117755U (ja) 1989-03-09 1989-03-09

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2612789U JPH02117755U (ja) 1989-03-09 1989-03-09

Publications (1)

Publication Number Publication Date
JPH02117755U true JPH02117755U (ja) 1990-09-20

Family

ID=31247475

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2612789U Pending JPH02117755U (ja) 1989-03-09 1989-03-09

Country Status (1)

Country Link
JP (1) JPH02117755U (ja)

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