JPS58131438U - record carrier - Google Patents
record carrierInfo
- Publication number
- JPS58131438U JPS58131438U JP1982024940U JP2494082U JPS58131438U JP S58131438 U JPS58131438 U JP S58131438U JP 1982024940 U JP1982024940 U JP 1982024940U JP 2494082 U JP2494082 U JP 2494082U JP S58131438 U JPS58131438 U JP S58131438U
- Authority
- JP
- Japan
- Prior art keywords
- record carrier
- plate
- shaped
- disk
- protective film
- 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
Landscapes
- Thermal Transfer Or Thermal Recording In General (AREA)
- Optical Record Carriers And Manufacture Thereof (AREA)
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第1図は本考案の1実施例に係わるディスク及び対物レ
ンズを示す第2図のI−’I線に相当する断面図、第2
図は第1図のディスクの平面図、第3図は変形されたデ
ィスクの断面図である。
尚図面に用いられている符号に於いて、1はディスク、
3は基板、5は記録媒体薄膜、6は板状記録基体、7は
空隙、8は保護膜、9.10゜11.12は枠体である
。FIG. 1 is a sectional view corresponding to the I-'I line in FIG. 2 showing a disk and an objective lens according to an embodiment of the present invention;
The figure is a plan view of the disk of FIG. 1, and FIG. 3 is a cross-sectional view of the modified disk. In addition, in the symbols used in the drawings, 1 is a disk,
3 is a substrate, 5 is a recording medium thin film, 6 is a plate-shaped recording substrate, 7 is a gap, 8 is a protective film, and 9.10° and 11.12 are frames.
Claims (4)
媒体部分を有する板状記録基体と、前記板状記録基体に
固着された枠体と、前記記録媒体部分の上を覆うように
前記枠体に張架された光透過性保護膜と、 から成る記録担体。(1) A plate-shaped recording substrate having a recording medium portion capable of performing recording using a light beam, a frame fixed to the plate-shaped recording substrate, and a plate-shaped recording substrate that covers the recording medium portion. A record carrier comprising: a light-transmitting protective film stretched over the frame;
用新案登録請求の範囲第1項記載の記録担体。(2) The record carrier according to claim 1, wherein the protective film is a film having a thickness of 100 μm or less.
に空隙を生じさせることが可能なものであ−る実用新案
登録請求の範囲第1項又は第2項記載の記録担体。(3) The record carrier according to claim 1 or 2, wherein the frame is capable of creating a gap between the protective film and the recording medium portion.
あり、前記枠体は前記円板の外周端部に固着されたリン
グ状の外周側枠体と前記円板の前記貫通穴の近傍部分に
固着されたリング状の内周側枠体とである実用新案登録
請求の範囲第1項記載の記録担体。(4) The plate-shaped recording substrate is a disk having a through hole in the center, and the frame body includes a ring-shaped outer peripheral side frame fixed to an outer peripheral end of the disk and the through hole of the disk. and a ring-shaped inner circumferential side frame fixed to the vicinity of the record carrier according to claim 1, which is a registered utility model.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1982024940U JPS58131438U (en) | 1982-02-25 | 1982-02-25 | record carrier |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1982024940U JPS58131438U (en) | 1982-02-25 | 1982-02-25 | record carrier |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS58131438U true JPS58131438U (en) | 1983-09-05 |
Family
ID=30036915
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP1982024940U Pending JPS58131438U (en) | 1982-02-25 | 1982-02-25 | record carrier |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS58131438U (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0397134A (en) * | 1989-09-08 | 1991-04-23 | Sony Corp | Optical recording medium |
-
1982
- 1982-02-25 JP JP1982024940U patent/JPS58131438U/en active Pending
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0397134A (en) * | 1989-09-08 | 1991-04-23 | Sony Corp | Optical recording medium |
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