JPH024733U - - Google Patents
Info
- Publication number
- JPH024733U JPH024733U JP8378488U JP8378488U JPH024733U JP H024733 U JPH024733 U JP H024733U JP 8378488 U JP8378488 U JP 8378488U JP 8378488 U JP8378488 U JP 8378488U JP H024733 U JPH024733 U JP H024733U
- Authority
- JP
- Japan
- Prior art keywords
- magnetic disk
- disk substrate
- holding
- face plate
- processing
- 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 7
- 230000002093 peripheral effect Effects 0.000 claims description 2
- 239000000463 material Substances 0.000 claims 1
Landscapes
- Jigs For Machine Tools (AREA)
- Magnetic Record Carriers (AREA)
- Manufacturing Of Magnetic Record Carriers (AREA)
Description
第１図は本考案の一実施例による磁気デイスク
基板の加工用面板を示す断面図、第２図は従来の
加工用面板を説明する断面図である。
図において、１は基板、１２は保持部材、１２
ａは保持面、１２―１は中央部材、１２―２は外
周部材、１２―３は吸引溝、を示す。
FIG. 1 is a sectional view showing a processing face plate for a magnetic disk substrate according to an embodiment of the present invention, and FIG. 2 is a sectional view illustrating a conventional processing face plate. In the figure, 1 is a substrate, 12 is a holding member, 12
12-1 is a central member, 12-2 is an outer peripheral member, and 12-3 is a suction groove.
Claims (1)
気デイスク基板の表面を旋削する加工用面板であ
つて、上記磁気デイスク基板１より硬度の低い材
料からなり、外周部１２―２が中央部１２―１よ
り硬度の高い円板１２の一面に保持面１２ａを設
け、該磁気デイスク基板１の保持手段１２―３を
該保持面１２ａに配設してなることを特徴とする
磁気デイスク基板の加工用面板。 The processing face plate rotates while holding the magnetic disk substrate to lathe the surface of the magnetic disk substrate, and is made of a material with a lower hardness than the magnetic disk substrate 1, and has an outer peripheral portion 12-2 and a central portion 12-1. A face plate for processing a magnetic disk substrate, characterized in that a holding surface 12a is provided on one surface of a disk 12 having higher hardness, and a holding means 12-3 for the magnetic disk substrate 1 is arranged on the holding surface 12a. .
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8378488U JPH024733U (en) | 1988-06-23 | 1988-06-23 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8378488U JPH024733U (en) | 1988-06-23 | 1988-06-23 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH024733U true JPH024733U (en) | 1990-01-12 |
Family
ID=31308494
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8378488U Pending JPH024733U (en) | 1988-06-23 | 1988-06-23 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH024733U (en) |
-
1988
- 1988-06-23 JP JP8378488U patent/JPH024733U/ja active Pending