JPS6148430U - - Google Patents
Info
- Publication number
- JPS6148430U JPS6148430U JP1984131197U JP13119784U JPS6148430U JP S6148430 U JPS6148430 U JP S6148430U JP 1984131197 U JP1984131197 U JP 1984131197U JP 13119784 U JP13119784 U JP 13119784U JP S6148430 U JPS6148430 U JP S6148430U
- Authority
- JP
- Japan
- Prior art keywords
- substrate
- information recording
- spacer
- overlapping
- protrusion
- 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
- 125000006850 spacer group Chemical group 0.000 claims description 6
- 239000000758 substrate Substances 0.000 claims description 5
- 230000002093 peripheral effect Effects 0.000 claims 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
Landscapes
- Optical Record Carriers And Manufacture Thereof (AREA)
Description
第１図は本考案の第１実施例で、第５図の円形
部分の拡大断面図、第２図は第２実施例で、同円
形部分の拡大断面図、第３図は第３実施例の断面
図、第４図はその円形部分の拡大断面図、第５図
は円盤状の情報記録媒体の断面図、第６図はその
円形部分の従来のものの拡大断面図である。
１，３……基板、２……情報記録層、４……外
周スペーサ、４ａ……外周スペーサ部、５……内
周スペーサ、５ａ……内周スペーサ部、６……接
着剤、７……中空層、９……凹部、１０……突部
、１１……突条、１２……凹条、１３……凹部。
Fig. 1 shows the first embodiment of the present invention, an enlarged sectional view of the circular part in Fig. 5, Fig. 2 shows the second embodiment, an enlarged sectional view of the circular part, and Fig. 3 shows the third embodiment. 4 is an enlarged sectional view of the circular portion thereof, FIG. 5 is a sectional view of a disc-shaped information recording medium, and FIG. 6 is an enlarged sectional view of the conventional circular portion. DESCRIPTION OF SYMBOLS 1, 3... Substrate, 2... Information recording layer, 4... Outer periphery spacer, 4a... Outer periphery spacer part, 5... Inner periphery spacer, 5a... Inner periphery spacer part, 6... Adhesive, 7... ... hollow layer, 9 ... recess, 10 ... protrusion, 11 ... protrusion, 12 ... recessed line, 13 ... recess.
Claims (1)
び外周部で他の基板に重合して接着するスペーサ
部、基板の何れかに、基板の該重合部分に形成さ
れた突条、凹部に対応する凹部、突条を設けてス
ペーサ部と基板の重合部分を密着させたことを特
徴とする情報記録媒体。 A spacer part that polymerizes and adheres a disc-shaped substrate having an information recording layer to another substrate at the inner and outer peripheral parts, and a protrusion or recess formed in the overlapping part of the substrate. An information recording medium characterized in that a spacer portion and an overlapping portion of a substrate are brought into close contact with each other by providing corresponding recesses and protrusions.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1984131197U JPS6148430U (en) | 1984-08-31 | 1984-08-31 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1984131197U JPS6148430U (en) | 1984-08-31 | 1984-08-31 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6148430U true JPS6148430U (en) | 1986-04-01 |
Family
ID=30689791
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1984131197U Pending JPS6148430U (en) | 1984-08-31 | 1984-08-31 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6148430U (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS531002A (en) * | 1976-05-13 | 1978-01-07 | Philips Corp | Radiation sensitive record |
| JPS57120244A (en) * | 1981-01-19 | 1982-07-27 | Hitachi Ltd | Information recording medium |
| JPS5936036B2 (en) * | 1980-04-09 | 1984-08-31 | 光郎 北村 | Continuous dyeing method for suminagashi pattern |
| JPS60256941A (en) * | 1984-06-01 | 1985-12-18 | Matsushita Electric Ind Co Ltd | Double side optical information carrier disc |
-
1984
- 1984-08-31 JP JP1984131197U patent/JPS6148430U/ja active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS531002A (en) * | 1976-05-13 | 1978-01-07 | Philips Corp | Radiation sensitive record |
| JPS5936036B2 (en) * | 1980-04-09 | 1984-08-31 | 光郎 北村 | Continuous dyeing method for suminagashi pattern |
| JPS57120244A (en) * | 1981-01-19 | 1982-07-27 | Hitachi Ltd | Information recording medium |
| JPS60256941A (en) * | 1984-06-01 | 1985-12-18 | Matsushita Electric Ind Co Ltd | Double side optical information carrier disc |