JPS62175426U - - Google Patents
Info
- Publication number
- JPS62175426U JPS62175426U JP1986064883U JP6488386U JPS62175426U JP S62175426 U JPS62175426 U JP S62175426U JP 1986064883 U JP1986064883 U JP 1986064883U JP 6488386 U JP6488386 U JP 6488386U JP S62175426 U JPS62175426 U JP S62175426U
- Authority
- JP
- Japan
- Prior art keywords
- recording medium
- optical information
- substrate
- information recording
- cover sheet
- 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
Links
- 230000003287 optical effect Effects 0.000 claims description 5
- 239000000758 substrate Substances 0.000 claims description 4
- 239000010410 layer Substances 0.000 claims description 3
- 239000011241 protective layer Substances 0.000 claims description 3
- 230000002093 peripheral effect Effects 0.000 claims 1
Landscapes
- Recording Measured Values (AREA)
- Thermal Transfer Or Thermal Recording In General (AREA)
- Optical Record Carriers And Manufacture Thereof (AREA)
Description
第１図は、この考案の実施例を示す光情報記録
媒体の厚さ方向を拡大して示した要部縦断面図、
第２図は、第１図のＡ部拡大図、第３図は光情報
記録媒体の従来例を示す厚さ方向を拡大して示し
た要部縦断面図である。
１１…基板、１２…記録媒体層、１３…保護層
、１５…多孔質シート、１６…カバーシート。
FIG. 1 is an enlarged vertical sectional view of the main part in the thickness direction of an optical information recording medium showing an embodiment of this invention;
FIG. 2 is an enlarged view of part A in FIG. 1, and FIG. 3 is a vertical cross-sectional view of a main part of a conventional optical information recording medium, enlarged in the thickness direction. DESCRIPTION OF SYMBOLS 11... Substrate, 12... Recording medium layer, 13... Protective layer, 15... Porous sheet, 16... Cover sheet.
Claims (1)
を有する光情報記録媒体において、保護層１３が
多孔質シート１５とカバーシート１６とから成り
、記録媒体層１２の上に多孔質シート１５を置き
、その上からカバーシート１６で覆い、該カバー
シート１６の周縁部を基板１１に固定したことを
特徴とする光情報記録媒体。 In an optical information recording medium having a recording medium layer 12 and a protective layer 13 on a substrate 11, the protective layer 13 consists of a porous sheet 15 and a cover sheet 16, and the porous sheet 15 is placed on the recording medium layer 12. An optical information recording medium characterized in that the optical information recording medium is placed on a substrate, covered with a cover sheet 16, and the peripheral edge of the cover sheet 16 is fixed to a substrate 11.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1986064883U JPS62175426U (en) | 1986-04-28 | 1986-04-28 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1986064883U JPS62175426U (en) | 1986-04-28 | 1986-04-28 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS62175426U true JPS62175426U (en) | 1987-11-07 |
Family
ID=30901446
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1986064883U Pending JPS62175426U (en) | 1986-04-28 | 1986-04-28 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS62175426U (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS58155546A (en) * | 1982-03-10 | 1983-09-16 | Toshiba Corp | Optical disk memory |
-
1986
- 1986-04-28 JP JP1986064883U patent/JPS62175426U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS58155546A (en) * | 1982-03-10 | 1983-09-16 | Toshiba Corp | Optical disk memory |