JPS6190018U - - Google Patents
Info
- Publication number
- JPS6190018U JPS6190018U JP17462584U JP17462584U JPS6190018U JP S6190018 U JPS6190018 U JP S6190018U JP 17462584 U JP17462584 U JP 17462584U JP 17462584 U JP17462584 U JP 17462584U JP S6190018 U JPS6190018 U JP S6190018U
- Authority
- JP
- Japan
- Prior art keywords
- magnetic layer
- magnetic
- magnetic disk
- disk medium
- disk device
- 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
- 239000000758 substrate Substances 0.000 claims description 2
- 239000000314 lubricant Substances 0.000 claims 1
Landscapes
- Paints Or Removers (AREA)
- Magnetic Record Carriers (AREA)
Description
第１図は本考案による磁気デイスク媒体の拡大
断面図、第２図は磁気デイスク装置の概要を示す
縦断面図、第３図は従来の磁気デイスク媒体を示
す平面図と断面図である。
図において、６…は磁気デイスク媒体、１７は
クランプエリア、１８は情報記録領域、１９は磁
性層、２０は基板、２１は取付け穴、２３は厚膜
部をそれぞれ示す。
FIG. 1 is an enlarged sectional view of a magnetic disk medium according to the present invention, FIG. 2 is a longitudinal sectional view showing an outline of a magnetic disk device, and FIG. 3 is a plan view and a sectional view of a conventional magnetic disk medium. In the figure, 6 indicates a magnetic disk medium, 17 a clamp area, 18 an information recording area, 19 a magnetic layer, 20 a substrate, 21 a mounting hole, and 23 a thick film portion.
Claims (1)
性層に潤滑剤を塗布した磁気デイスク媒体が、そ
の中央の取付け穴側の磁性層を有しないクランプ
エリアを利用して、スピンドル側に取付けられる
磁気デイスク装置であつて、該磁気デイスク媒体
のクランプエリアの外側に、磁性層の厚い厚膜部
を環状に残し、その外側のデータ記録領域のみ、
磁性層が薄くされて成ることを特徴とする磁気デ
イスク装置。 A magnetic disk medium, which has a magnetic layer on the surface of a non-magnetic substrate and has a lubricant applied to the magnetic layer, is mounted on the spindle side using the clamp area that does not have a magnetic layer on the side of the central mounting hole. A magnetic disk device with a thick magnetic layer left in an annular shape outside the clamp area of the magnetic disk medium, and only a data recording area outside of the thick film portion of the magnetic layer is left in the form of a ring.
A magnetic disk device characterized by having a thin magnetic layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17462584U JPS6190018U (en) | 1984-11-16 | 1984-11-16 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17462584U JPS6190018U (en) | 1984-11-16 | 1984-11-16 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6190018U true JPS6190018U (en) | 1986-06-11 |
Family
ID=30732243
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP17462584U Pending JPS6190018U (en) | 1984-11-16 | 1984-11-16 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6190018U (en) |
-
1984
- 1984-11-16 JP JP17462584U patent/JPS6190018U/ja active Pending
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JPS63157882U (en) | ||
| JPS6190018U (en) | ||
| JPS60180329U (en) | Substrate for optical recording media | |
| JPS5852652U (en) | photothermal magnetic recording medium | |
| JPS61132526U (en) | ||
| JPS58101325U (en) | magnetic disk | |
| JPS63191486U (en) | ||
| JPS6269888U (en) | ||
| JPS60102721U (en) | magnetic recording medium | |
| JPS6016377U (en) | Recording disk storage case | |
| JPS62117715U (en) | ||
| JPS60180327U (en) | optical recording disk | |
| JPS6026625U (en) | optical disk | |
| JPH01103070U (en) | ||
| JPS61132525U (en) | ||
| JPS6168317U (en) | ||
| JPH0426411U (en) | ||
| JPS59153618U (en) | information recording medium | |
| JPS6412216U (en) | ||
| JPS6085719U (en) | magnetic disk | |
| JPS6448757U (en) | ||
| JPS6298016U (en) | ||
| JPS61114573U (en) | ||
| JPS63191417U (en) | ||
| JPS6121070U (en) | magnetic disk |