JPS6218829U - - Google Patents
Info
- Publication number
- JPS6218829U JPS6218829U JP1985107827U JP10782785U JPS6218829U JP S6218829 U JPS6218829 U JP S6218829U JP 1985107827 U JP1985107827 U JP 1985107827U JP 10782785 U JP10782785 U JP 10782785U JP S6218829 U JPS6218829 U JP S6218829U
- Authority
- JP
- Japan
- Prior art keywords
- protective film
- disk
- protrusions
- recording layer
- optical recording
- 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
Links
- 230000003287 optical effect Effects 0.000 claims description 7
- 230000001681 protective effect Effects 0.000 claims description 6
- 239000000758 substrate Substances 0.000 claims description 3
- 239000012528 membrane Substances 0.000 description 2
Landscapes
- Optical Record Carriers And Manufacture Thereof (AREA)
Description
第１図、第２図および第３図は、本考案の光記
録デイスクのそれぞれ異なる例を示す分解断面図
である。第４図、第５図、第６図および第７図は
、本考案の光記録デイスクの保護フイルム膜のそ
れぞれ異なる例を示す平面図である。
符号の説明、１…光記録デイスク、２…光記録
部分、３…基板、４…記録層、５…保護フイルム
膜、６…保護フイルム膜基部、６１…外周部、６
２…内周部、６５…記録層対向面、７…突起。
1, 2, and 3 are exploded sectional views showing different examples of the optical recording disk of the present invention. FIG. 4, FIG. 5, FIG. 6, and FIG. 7 are plan views showing different examples of the protective film for the optical recording disk of the present invention. Explanation of symbols, 1... Optical recording disk, 2... Optical recording portion, 3... Substrate, 4... Recording layer, 5... Protective film membrane, 6... Protective film membrane base, 61... Outer periphery, 6
2...Inner circumferential portion, 65...Recording layer opposing surface, 7...Protrusion.
Claims (1)
層を有する光記録部分に、空隙を介して記録層が
封止されるように保護フイルム膜を一体化した光
記録デイスクにおいて、 保護フイルム膜の少なくとも外周部および／ま
たは内周部に複数の突起を設け、この突起を介し
て、デイスク状基板と保護フイルム膜とを一体化
したことを特徴とする光記録デイスク。[Claims for Utility Model Registration] An optical system in which a protective film is integrated into an optical recording portion having a recording layer on a disk-shaped substrate having a hole in the center so that the recording layer is sealed through a gap. An optical recording disk characterized in that a plurality of protrusions are provided on at least the outer circumference and/or the inner circumference of the protective film, and the disk-shaped substrate and the protective film are integrated via the protrusions. .
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1985107827U JPH0348730Y2 (en) | 1985-07-15 | 1985-07-15 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1985107827U JPH0348730Y2 (en) | 1985-07-15 | 1985-07-15 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6218829U true JPS6218829U (en) | 1987-02-04 |
| JPH0348730Y2 JPH0348730Y2 (en) | 1991-10-17 |
Family
ID=30984462
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1985107827U Expired JPH0348730Y2 (en) | 1985-07-15 | 1985-07-15 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0348730Y2 (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5853919U (en) * | 1981-10-09 | 1983-04-12 | 日亜精密工業株式会社 | plastic bearings |
| JPS58171735A (en) * | 1982-03-23 | 1983-10-08 | トムソン−セエスエフ | Protected optical disc and reproducer and/or recorder containing flexible sealing member |
| JPS58194153A (en) * | 1982-04-27 | 1983-11-12 | トムソン−セエスエフ | Protected optical disc and method of composing same |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5853919B2 (en) * | 1975-02-07 | 1983-12-01 | 科研製薬株式会社 | Shinko Seibutsushitsu C20-12 Noseihou |
-
1985
- 1985-07-15 JP JP1985107827U patent/JPH0348730Y2/ja not_active Expired
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5853919U (en) * | 1981-10-09 | 1983-04-12 | 日亜精密工業株式会社 | plastic bearings |
| JPS58171735A (en) * | 1982-03-23 | 1983-10-08 | トムソン−セエスエフ | Protected optical disc and reproducer and/or recorder containing flexible sealing member |
| JPS58194153A (en) * | 1982-04-27 | 1983-11-12 | トムソン−セエスエフ | Protected optical disc and method of composing same |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0348730Y2 (en) | 1991-10-17 |