JPH036583B2 - - Google Patents
Info
- Publication number
- JPH036583B2 JPH036583B2 JP11236285A JP11236285A JPH036583B2 JP H036583 B2 JPH036583 B2 JP H036583B2 JP 11236285 A JP11236285 A JP 11236285A JP 11236285 A JP11236285 A JP 11236285A JP H036583 B2 JPH036583 B2 JP H036583B2
- Authority
- JP
- Japan
- Prior art keywords
- glass substrate
- concentricity
- glass
- increasing
- center hole
- 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
- 239000011521 glass Substances 0.000 claims description 48
- 239000000758 substrate Substances 0.000 claims description 32
- 239000010432 diamond Substances 0.000 claims description 25
- 229910003460 diamond Inorganic materials 0.000 claims description 24
- 238000000034 method Methods 0.000 claims description 17
- 238000003754 machining Methods 0.000 claims description 10
- 230000002093 peripheral effect Effects 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 5
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 4
- 229910052782 aluminium Inorganic materials 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 229920003023 plastic Polymers 0.000 description 3
- 239000004033 plastic Substances 0.000 description 3
- 239000006247 magnetic powder Substances 0.000 description 2
- 230000003746 surface roughness 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
- 239000000203 mixture Substances 0.000 description 1
- AJCDFVKYMIUXCR-UHFFFAOYSA-N oxobarium;oxo(oxoferriooxy)iron Chemical compound [Ba]=O.O=[Fe]O[Fe]=O.O=[Fe]O[Fe]=O.O=[Fe]O[Fe]=O.O=[Fe]O[Fe]=O.O=[Fe]O[Fe]=O.O=[Fe]O[Fe]=O AJCDFVKYMIUXCR-UHFFFAOYSA-N 0.000 description 1
- 238000005498 polishing Methods 0.000 description 1
- 229920006267 polyester film Polymers 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 229910010271 silicon carbide Inorganic materials 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Landscapes
- Turning (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11236285A JPS6313148A (ja) | 1985-05-27 | 1985-05-27 | 光磁気記録用フロツピ−デイスクのガラス基板の同心度を高める方法およびその装置 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11236285A JPS6313148A (ja) | 1985-05-27 | 1985-05-27 | 光磁気記録用フロツピ−デイスクのガラス基板の同心度を高める方法およびその装置 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6313148A JPS6313148A (ja) | 1988-01-20 |
| JPH036583B2 true JPH036583B2 (enExample) | 1991-01-30 |
Family
ID=14584788
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11236285A Granted JPS6313148A (ja) | 1985-05-27 | 1985-05-27 | 光磁気記録用フロツピ−デイスクのガラス基板の同心度を高める方法およびその装置 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6313148A (enExample) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS58223054A (ja) * | 1982-06-18 | 1983-12-24 | Terumo Corp | イオン電極用基体およびイオン電極 |
| JPH0743776Y2 (ja) * | 1987-12-28 | 1995-10-09 | 有限会社太洋光学 | ディスクの加工装置 |
-
1985
- 1985-05-27 JP JP11236285A patent/JPS6313148A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6313148A (ja) | 1988-01-20 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
| EXPY | Cancellation because of completion of term |