JPS61158619U - - Google Patents
Info
- Publication number
- JPS61158619U JPS61158619U JP1985038820U JP3882085U JPS61158619U JP S61158619 U JPS61158619 U JP S61158619U JP 1985038820 U JP1985038820 U JP 1985038820U JP 3882085 U JP3882085 U JP 3882085U JP S61158619 U JPS61158619 U JP S61158619U
- Authority
- JP
- Japan
- Prior art keywords
- outer periphery
- spacer
- optical disk
- inner peripheral
- hub portion
- 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
- 230000003287 optical effect Effects 0.000 claims description 5
- 239000000758 substrate Substances 0.000 claims description 3
- 230000002093 peripheral effect Effects 0.000 claims 2
- 239000002184 metal Substances 0.000 claims 1
- 239000002990 reinforced plastic Substances 0.000 claims 1
Landscapes
- Optical Record Carriers And Manufacture Thereof (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1985038820U JPS61158619U (pl) | 1985-03-20 | 1985-03-20 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1985038820U JPS61158619U (pl) | 1985-03-20 | 1985-03-20 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS61158619U true JPS61158619U (pl) | 1986-10-01 |
Family
ID=30546180
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1985038820U Pending JPS61158619U (pl) | 1985-03-20 | 1985-03-20 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61158619U (pl) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1993003482A1 (en) * | 1991-08-02 | 1993-02-18 | Mitsui Petrochemical Industries, Ltd. | Hub for optical recording medium and optical recording medium |
-
1985
- 1985-03-20 JP JP1985038820U patent/JPS61158619U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1993003482A1 (en) * | 1991-08-02 | 1993-02-18 | Mitsui Petrochemical Industries, Ltd. | Hub for optical recording medium and optical recording medium |