JPS647448Y2 - - Google Patents
Info
- Publication number
- JPS647448Y2 JPS647448Y2 JP1981007034U JP703481U JPS647448Y2 JP S647448 Y2 JPS647448 Y2 JP S647448Y2 JP 1981007034 U JP1981007034 U JP 1981007034U JP 703481 U JP703481 U JP 703481U JP S647448 Y2 JPS647448 Y2 JP S647448Y2
- Authority
- JP
- Japan
- Prior art keywords
- disk
- rotational balance
- base material
- adhesive
- small holes
- 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
- 239000000463 material Substances 0.000 claims description 27
- 230000001070 adhesive effect Effects 0.000 claims description 14
- 239000000853 adhesive Substances 0.000 claims description 13
- 238000000034 method Methods 0.000 description 9
- 230000000694 effects Effects 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 230000006866 deterioration Effects 0.000 description 2
- 239000011148 porous material Substances 0.000 description 2
- 239000000758 substrate Substances 0.000 description 2
- 230000002411 adverse Effects 0.000 description 1
- 239000002989 correction material Substances 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 239000003822 epoxy resin Substances 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 229920000647 polyepoxide Polymers 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 238000006748 scratching Methods 0.000 description 1
- 230000002393 scratching effect Effects 0.000 description 1
Landscapes
- Magnetic Record Carriers (AREA)
- Optical Record Carriers And Manufacture Thereof (AREA)
- Rotational Drive Of Disk (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1981007034U JPS647448Y2 (ko) | 1981-01-20 | 1981-01-20 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1981007034U JPS647448Y2 (ko) | 1981-01-20 | 1981-01-20 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS57122009U JPS57122009U (ko) | 1982-07-29 |
| JPS647448Y2 true JPS647448Y2 (ko) | 1989-02-28 |
Family
ID=29805296
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1981007034U Expired JPS647448Y2 (ko) | 1981-01-20 | 1981-01-20 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS647448Y2 (ko) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL8400477A (nl) * | 1984-02-14 | 1985-09-02 | Philips Nv | Optisch uitleesbare geheugenschijf. |
| US8929025B2 (en) * | 2010-09-21 | 2015-01-06 | HGST Netherlands B.V. | Clamping device for a rotatable component of a machine including a balance hole configured to confine a counterweight |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5074901U (ko) * | 1973-11-09 | 1975-06-30 | ||
| JPS55178815U (ko) * | 1979-06-06 | 1980-12-22 |
-
1981
- 1981-01-20 JP JP1981007034U patent/JPS647448Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS57122009U (ko) | 1982-07-29 |
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