JPS648268U - - Google Patents
Info
- Publication number
- JPS648268U JPS648268U JP10168387U JP10168387U JPS648268U JP S648268 U JPS648268 U JP S648268U JP 10168387 U JP10168387 U JP 10168387U JP 10168387 U JP10168387 U JP 10168387U JP S648268 U JPS648268 U JP S648268U
- Authority
- JP
- Japan
- Prior art keywords
- center core
- magnetic disk
- core body
- yoke
- disk cartridge
- 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
- 239000000696 magnetic material Substances 0.000 claims 2
- 229920003023 plastic Polymers 0.000 claims 2
- 239000004033 plastic Substances 0.000 claims 2
- 238000000465 moulding Methods 0.000 claims 1
- 230000037431 insertion Effects 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
Description
第１図は本考案の磁気デイスクカートリツジの
一実施例を示す斜視図、第２図は本考案の磁気デ
イスクカートリツジのセンターコア部分を示す分
解斜視図、第３図は本考案の磁気デイスクカート
リツジのセンターコア部分を示す縦断面図、第４
図は従来の磁気デイスクカートリツジのセンター
コア部分を示す縦断面図である。
図中、１は磁気デイスクカートリツジ、２はデ
イスクケース、２１は上シエル、２２は下シエル
、６は磁気デイスク、７はセンターコア本体、７
１はフランジ部、７２はヨーク、７３は軸部挿通
用孔、８は上コア、８１は軸部、８２は孔である
。
FIG. 1 is a perspective view showing an embodiment of the magnetic disk cartridge of the present invention, FIG. 2 is an exploded perspective view showing the center core portion of the magnetic disk cartridge of the present invention, and FIG. 3 is a perspective view of the magnetic disk cartridge of the present invention. Vertical sectional view showing the center core portion of the cartridge, No. 4
The figure is a longitudinal sectional view showing the center core portion of a conventional magnetic disk cartridge. In the figure, 1 is a magnetic disk cartridge, 2 is a disk case, 21 is an upper shell, 22 is a lower shell, 6 is a magnetic disk, 7 is a center core body, 7
1 is a flange portion, 72 is a yoke, 73 is a shaft insertion hole, 8 is an upper core, 81 is a shaft portion, and 82 is a hole.
Claims (1)
転位相を検出するためのヨークとからなるセンタ
ーコアのフランジ部に固着した磁気デイスクを、
デイスクケース内に回転可能に収容してなる磁気
デイスクカートリツジにおいて、フランジ部およ
びヨークとからなるセンターコア本体を磁性体が
混入されたプラスチツクにより一体に成形し、軸
部を有する上コアを磁性体が混入されていないプ
ラスチツクにより成形し、上記センターコア本体
に上コアを固着してセンターコアとすることを特
徴とする磁気デイスクカートリツジ。 A magnetic disk is fixed to the flange part of the center core, which consists of a shaft part into which the drive shaft is inserted, a flange part, and a yoke to detect the rotational phase.
In a magnetic disk cartridge rotatably housed in a disk case, the center core body consisting of a flange portion and a yoke is integrally molded from plastic mixed with a magnetic material, and the upper core having the shaft portion is made of magnetic material. 1. A magnetic disk cartridge characterized in that the center core is formed by molding plastics that is not mixed with the above-mentioned center core body and has an upper core fixed to the center core body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10168387U JPS648268U (en) | 1987-07-01 | 1987-07-01 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10168387U JPS648268U (en) | 1987-07-01 | 1987-07-01 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS648268U true JPS648268U (en) | 1989-01-18 |
Family
ID=31330901
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10168387U Pending JPS648268U (en) | 1987-07-01 | 1987-07-01 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS648268U (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5968823A (en) * | 1982-10-12 | 1984-04-18 | Canon Inc | Sheet core |
| JPS5950034B2 (en) * | 1980-07-16 | 1984-12-06 | 三洋電機株式会社 | ice maker control device |
| JPS62157380A (en) * | 1985-12-28 | 1987-07-13 | Fuji Photo Film Co Ltd | Magnetic disk cartridge |
-
1987
- 1987-07-01 JP JP10168387U patent/JPS648268U/ja active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5950034B2 (en) * | 1980-07-16 | 1984-12-06 | 三洋電機株式会社 | ice maker control device |
| JPS5968823A (en) * | 1982-10-12 | 1984-04-18 | Canon Inc | Sheet core |
| JPS62157380A (en) * | 1985-12-28 | 1987-07-13 | Fuji Photo Film Co Ltd | Magnetic disk cartridge |