JPS6172781U - - Google Patents
Info
- Publication number
- JPS6172781U JPS6172781U JP15530784U JP15530784U JPS6172781U JP S6172781 U JPS6172781 U JP S6172781U JP 15530784 U JP15530784 U JP 15530784U JP 15530784 U JP15530784 U JP 15530784U JP S6172781 U JPS6172781 U JP S6172781U
- Authority
- JP
- Japan
- Prior art keywords
- magnetic disk
- disk
- air chamber
- magnetic
- interposed
- 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
Landscapes
- Magnetic Record Carriers (AREA)
Description
図面はいずれも本考案に係り、第１図は第一施
例の断面図、第２図は同平面図である。第３図は
第２実施例の断面図である。
１…磁気円盤、２…ダミー円盤、７…環状空気
室、４…透孔、３…チヤツキングハブ、
The drawings are all related to the present invention; FIG. 1 is a sectional view of the first embodiment, and FIG. 2 is a plan view thereof. FIG. 3 is a sectional view of the second embodiment. 1... Magnetic disk, 2... Dummy disk, 7... Annular air chamber, 4... Through hole, 3... Tracking hub,
Claims (1)
円盤と、この磁気円盤の剛性以上の剛性を備える
ダミー円盤とを、両者の間に負圧調整可能な環状
の空気室を介在せしめる様に内、外周部でそれぞ
れ封着したことを特徴とする磁気デイスク。 A flexible magnetic disk whose outer surface is at least a magnetic recording surface and a dummy disk having a rigidity greater than that of the magnetic disk are interposed between the two with an annular air chamber capable of adjusting negative pressure. A magnetic disk characterized by having its inner and outer peripheries sealed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15530784U JPS6172781U (en) | 1984-10-15 | 1984-10-15 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15530784U JPS6172781U (en) | 1984-10-15 | 1984-10-15 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6172781U true JPS6172781U (en) | 1986-05-17 |
Family
ID=30713308
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP15530784U Pending JPS6172781U (en) | 1984-10-15 | 1984-10-15 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6172781U (en) |
-
1984
- 1984-10-15 JP JP15530784U patent/JPS6172781U/ja active Pending