JPH01181133U - - Google Patents

Info

Publication number
JPH01181133U
JPH01181133U JP1988078054U JP7805488U JPH01181133U JP H01181133 U JPH01181133 U JP H01181133U JP 1988078054 U JP1988078054 U JP 1988078054U JP 7805488 U JP7805488 U JP 7805488U JP H01181133 U JPH01181133 U JP H01181133U
Authority
JP
Japan
Prior art keywords
recording
reproducing film
information recording
substrates
recording disk
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
JP1988078054U
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 JP1988078054U priority Critical patent/JPH01181133U/ja
Publication of JPH01181133U publication Critical patent/JPH01181133U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Optical Record Carriers And Manufacture Thereof (AREA)

Description

【図面の簡単な説明】
第1図は本考案の情報記録デイスクの構成を示
す断面図、第2図は本考案におけるデイスク基板
の一表面外周部に設ける突起部の形状を示す部分
断面図、第3図は同じく中心孔周辺に設ける突起
部の形状を示す部分断面図、第4図、第5図は従
来の情報記録デイスクの断面図である。 1,1a,11,21a,21b,21c,2
1d,21e,31a,31b,31c……基板
、2,2a……記録再生膜、3,3a,6,6a
,6b,6c……接着剤、4……中心孔。

Claims (1)

    【実用新案登録請求の範囲】
  1. 中心孔を有し一表面に記録再生膜を形成した円
    板状の2枚の基板を前記記録再生膜側が向い合う
    ように紫外線照射または加熱により粘着性を生ず
    る反応硬化型樹脂を用いて接着した光方式の情報
    記録デイスクにおいて、前記2枚の基板のうち一
    方は前記記録再生膜側の外周部および前記中心孔
    の周辺部全面にわたつて同心状に基板と一体成形
    した傾斜面を有する突起を備えたことを特徴とす
    る情報記録デイスク。
JP1988078054U 1988-06-13 1988-06-13 Pending JPH01181133U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1988078054U JPH01181133U (ja) 1988-06-13 1988-06-13

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1988078054U JPH01181133U (ja) 1988-06-13 1988-06-13

Publications (1)

Publication Number Publication Date
JPH01181133U true JPH01181133U (ja) 1989-12-27

Family

ID=31303004

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1988078054U Pending JPH01181133U (ja) 1988-06-13 1988-06-13

Country Status (1)

Country Link
JP (1) JPH01181133U (ja)

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