JPH0263961U - - Google Patents

Info

Publication number
JPH0263961U
JPH0263961U JP1988144085U JP14408588U JPH0263961U JP H0263961 U JPH0263961 U JP H0263961U JP 1988144085 U JP1988144085 U JP 1988144085U JP 14408588 U JP14408588 U JP 14408588U JP H0263961 U JPH0263961 U JP H0263961U
Authority
JP
Japan
Prior art keywords
glass plate
outer periphery
plate
holder
circular glass
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
JP1988144085U
Other languages
English (en)
Other versions
JPH0627333Y2 (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 JP1988144085U priority Critical patent/JPH0627333Y2/ja
Publication of JPH0263961U publication Critical patent/JPH0263961U/ja
Application granted granted Critical
Publication of JPH0627333Y2 publication Critical patent/JPH0627333Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Landscapes

  • Constituent Portions Of Griding Lathes, Driving, Sensing And Control (AREA)
  • Manufacturing Optical Record Carriers (AREA)

Description

【図面の簡単な説明】
第1図は本考案の一実施例の平面図、第2図は
第1図の実施例のA―A′線断面図、第3図は従
来の研磨治具の一例の断面図である。 1……ガラス板、1a……凹部、2……ガラス
板ホルダー、2a……凸部、3……光デイスクス
タンパ、4……外周ホルダー、5,5a……定盤
、11……ガラス板、12……ガラス板ホルダー
、14……外周ホルダー、15……すべり止め。

Claims (1)

    【実用新案登録請求の範囲】
  1. 外周に少くとも1個の凹部を有する円形ガラス
    板と、該円形ガラス板の底面と密着する定盤と、
    前記円形ガラス板を外側から保持しかつ前記凹部
    にかみ合う凸部を内周に有し前記定盤に固定され
    ているドーナツ状のガラス板ホルダーと、前記定
    盤の外周に固定される外周ホルダーとを含むこと
    を特徴とする研磨治具。
JP1988144085U 1988-11-02 1988-11-02 研磨治具 Expired - Lifetime JPH0627333Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1988144085U JPH0627333Y2 (ja) 1988-11-02 1988-11-02 研磨治具

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1988144085U JPH0627333Y2 (ja) 1988-11-02 1988-11-02 研磨治具

Publications (2)

Publication Number Publication Date
JPH0263961U true JPH0263961U (ja) 1990-05-14
JPH0627333Y2 JPH0627333Y2 (ja) 1994-07-27

Family

ID=31411480

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1988144085U Expired - Lifetime JPH0627333Y2 (ja) 1988-11-02 1988-11-02 研磨治具

Country Status (1)

Country Link
JP (1) JPH0627333Y2 (ja)

Also Published As

Publication number Publication date
JPH0627333Y2 (ja) 1994-07-27

Similar Documents

Publication Publication Date Title
JPH043409U (ja)
JPS6163182U (ja)
JPS62197089U (ja)
JPH0627333Y2 (ja) 研磨治具
JPH0210771U (ja)
JPH021710U (ja)
JPS63188948U (ja)
JPS62168121U (ja)
JPS6246013U (ja)
JPS61132534U (ja)
JPH01165961U (ja)
JPH01140629U (ja)
JPH01140188U (ja)
JPS61128448U (ja)
JPS6312789U (ja)
JPS61174050U (ja)
JPS63132915U (ja)
JPH0292848U (ja)
JPH0193669U (ja)
JPH01127720U (ja)
JPS63157871U (ja)
JPS62150779U (ja)
JPS6211231U (ja)
JPS6412268U (ja)
JPS63170662U (ja)