JPS627678U - - Google Patents
Info
- Publication number
- JPS627678U JPS627678U JP9714685U JP9714685U JPS627678U JP S627678 U JPS627678 U JP S627678U JP 9714685 U JP9714685 U JP 9714685U JP 9714685 U JP9714685 U JP 9714685U JP S627678 U JPS627678 U JP S627678U
- Authority
- JP
- Japan
- Prior art keywords
- floppy disk
- pin
- hole
- annular
- center
- 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.)
- Granted
Links
- 238000010586 diagram Methods 0.000 description 2
Description
第1図は本考案のフロツピーデイスクの一実施
例の要部を示す縦断面図、第2図は第1図に示さ
れるフロツピーデイスクの全体を示す側面図、第
3図は本考案のフロツピーデイスクと従来のフロ
ツピーデイスクの出力波形の例を示すパターン図
、第4図は本考案のフロツピーデイスクの他の実
施例の要部を示す縦断面図、第5図は第4図に示
されるフロツピーデイスクの全体を示す側面図、
第6図はフロツピーデイスクの構成を示す斜視図
、第7図は従来のフロツピーデイスクの要部を示
す縦断面図、第8図は第7図に示されるフロツピ
ーデイスクの全体を示す側面図である。
1……磁気デイスク本体、2……中央孔、4,
4a,4b……センターハブ、5……ピン孔、7
……スピンドルテーブル、8……スピンドルピン
、13……磁気ヘツド。
FIG. 1 is a vertical cross-sectional view showing the essential parts of an embodiment of the floppy disk of the present invention, FIG. 2 is a side view showing the entire floppy disk shown in FIG. 1, and FIG. A pattern diagram showing examples of output waveforms of a floppy disk and a conventional floppy disk, FIG. 4 is a vertical cross-sectional view showing a main part of another embodiment of the floppy disk of the present invention, and FIG. A side view showing the entire floppy disk shown in
FIG. 6 is a perspective view showing the structure of a floppy disk, FIG. 7 is a vertical sectional view showing the main parts of a conventional floppy disk, and FIG. 8 is a side view showing the entire floppy disk shown in FIG. It is a diagram. 1...Magnetic disk body, 2...Central hole, 4,
4a, 4b... Center hub, 5... Pin hole, 7
...Spindle table, 8...Spindle pin, 13...Magnetic head.
Claims (1)
本体の中央孔に同心的に固着され中心にスピンド
ルピンに挿入されるピン孔を有するセンターハブ
とを備えたフロツピーデイスクにおいて、前記セ
ンターハブを、前記ピン孔を中心にして環状に凹
陥させ円錐状の傾斜面に成形するとともに、外周
部に逆円錐状または円錐状に傾斜する環状部を形
成したことを特徴とするフロツピーデイスク。 In a floppy disk comprising an annular magnetic disk body and a center hub that is fixed concentrically to a central hole of the magnetic disk body and has a pin hole in the center that is inserted into a spindle pin, the center hub is connected to the pin. What is claimed is: 1. A floppy disk characterized in that the floppy disk is formed into a conical inclined surface by recessing the hole into an annular shape, and has an inverted conical shape or a conically inclined annular portion formed on the outer periphery.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP9714685U JPH0411262Y2 (en) | 1985-06-26 | 1985-06-26 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP9714685U JPH0411262Y2 (en) | 1985-06-26 | 1985-06-26 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS627678U true JPS627678U (en) | 1987-01-17 |
JPH0411262Y2 JPH0411262Y2 (en) | 1992-03-19 |
Family
ID=30963780
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP9714685U Expired JPH0411262Y2 (en) | 1985-06-26 | 1985-06-26 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH0411262Y2 (en) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2001035116A (en) * | 1999-07-22 | 2001-02-09 | Fuji Photo Film Co Ltd | Center core for magnetic disk |
-
1985
- 1985-06-26 JP JP9714685U patent/JPH0411262Y2/ja not_active Expired
Also Published As
Publication number | Publication date |
---|---|
JPH0411262Y2 (en) | 1992-03-19 |