JPH0430650Y2 - - Google Patents
Info
- Publication number
- JPH0430650Y2 JPH0430650Y2 JP1986022491U JP2249186U JPH0430650Y2 JP H0430650 Y2 JPH0430650 Y2 JP H0430650Y2 JP 1986022491 U JP1986022491 U JP 1986022491U JP 2249186 U JP2249186 U JP 2249186U JP H0430650 Y2 JPH0430650 Y2 JP H0430650Y2
- Authority
- JP
- Japan
- Prior art keywords
- information recording
- recording medium
- ring member
- holding
- substrates
- 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.)
- Expired
Links
- 239000000758 substrate Substances 0.000 claims description 24
- 125000006850 spacer group Chemical group 0.000 claims description 9
- 239000000463 material Substances 0.000 claims description 8
- 230000002093 peripheral effect Effects 0.000 description 3
- 230000002159 abnormal effect Effects 0.000 description 2
- 230000002411 adverse Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- NIXOWILDQLNWCW-UHFFFAOYSA-N acrylic acid group Chemical group C(C=C)(=O)O NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 229920000515 polycarbonate Polymers 0.000 description 1
- 239000004417 polycarbonate Substances 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
Landscapes
- Optical Record Carriers And Manufacture Thereof (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1986022491U JPH0430650Y2 (en]) | 1986-02-18 | 1986-02-18 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1986022491U JPH0430650Y2 (en]) | 1986-02-18 | 1986-02-18 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS62138322U JPS62138322U (en]) | 1987-09-01 |
| JPH0430650Y2 true JPH0430650Y2 (en]) | 1992-07-23 |
Family
ID=30819926
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1986022491U Expired JPH0430650Y2 (en]) | 1986-02-18 | 1986-02-18 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0430650Y2 (en]) |
-
1986
- 1986-02-18 JP JP1986022491U patent/JPH0430650Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS62138322U (en]) | 1987-09-01 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US4365258A (en) | Optical disc unit, fabrication method and cooperating write and/or read apparatus | |
| US5490022A (en) | Data storage apparatus and disk fixing method for preventing the deformation of disks by regulating where the storage apparatus is fixed to the disk | |
| JPH0125146B2 (en]) | ||
| JP2856700B2 (ja) | デイスク装置 | |
| US4564850A (en) | Radiation-sensitive record disc with improved internal structure | |
| KR900011241Y1 (ko) | 광학식 호환성 정보수록디스크 | |
| US5112147A (en) | Rotating support apparatus in disk storage device | |
| JPH0430650Y2 (en]) | ||
| US4733388A (en) | Information recording disc | |
| JPS59177745A (ja) | 記録板表装複合体 | |
| JPH10106198A (ja) | ディスク状記録媒体 | |
| US4536868A (en) | Protected optical disk with a free layer holder | |
| US4683562A (en) | Optical information recording disk | |
| US4449139A (en) | Optical disc unit, fabrication method and cooperating write and/or read apparatus | |
| JPH04184758A (ja) | ディスク駆動装置 | |
| JPH0520760A (ja) | 回転形記憶装置 | |
| JPH0535456Y2 (en]) | ||
| JPH0433556Y2 (en]) | ||
| JP2981333B2 (ja) | 光情報記録媒体 | |
| JPH0440682A (ja) | 光学式情報記録ディスク | |
| JPS63835A (ja) | 光学式情報記録担体 | |
| JPH0222460B2 (en]) | ||
| JPH1186486A (ja) | ディスク装置 | |
| JPH09223346A (ja) | データ記録装置 | |
| JPH0258781A (ja) | ディスク装置 |