JPH01107075U - - Google Patents
Info
- Publication number
- JPH01107075U JPH01107075U JP122088U JP122088U JPH01107075U JP H01107075 U JPH01107075 U JP H01107075U JP 122088 U JP122088 U JP 122088U JP 122088 U JP122088 U JP 122088U JP H01107075 U JPH01107075 U JP H01107075U
- Authority
- JP
- Japan
- Prior art keywords
- disk
- recording medium
- cartridge
- information recording
- case
- 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
Description
第１図ないし第４図は本考案の一実施例を説明
するためのもので、第１図はデイスクカートリツ
ジをデイスク回転駆動装置に装着した状態を示す
要部断面図、第２図はこのデイスクカートリツジ
の底面図、第３図はこのデイスクカートリツジの
上ケースの裏面図、第４図はこのデイスクカート
リツジの下ケースの裏面図、第５図および第６図
は従来例を説明するためのもので、第５図はデイ
スクカートリツジの上面図、第６図はこのデイス
クカートリツジをデイスク回転駆動装置に装着し
た状態を示す要部断面図である。
１……カートリツジケース、１ａ……上ケース
、１ｂ……下ケース、１ｃ……裏面内周部、１ｄ
……突部、２……磁気デイスク、５……センター
ハブ、８……吸着ヨーク、１４……ターンテーブ
ル、２１……吸着マグネツト（永久磁石）。
Figures 1 to 4 are for explaining one embodiment of the present invention. Figure 1 is a sectional view of the main part showing the state in which the disk cartridge is attached to the disk rotation drive device, and Figure 2 is a sectional view of the main part of the disk cartridge. A bottom view of the disk cartridge, FIG. 3 is a back view of the upper case of this disk cartridge, FIG. 4 is a back view of the lower case of this disk cartridge, and FIGS. 5 and 6 explain a conventional example. FIG. 5 is a top view of the disk cartridge, and FIG. 6 is a cross-sectional view of the main part showing the disk cartridge installed in a disk rotation drive device. 1... Cartridge case, 1a... Upper case, 1b... Lower case, 1c... Back inner circumference, 1d
... protrusion, 2 ... magnetic disk, 5 ... center hub, 8 ... attraction yoke, 14 ... turntable, 21 ... attraction magnet (permanent magnet).
Claims (1)
ートリツジケースと、該カートリツジケース内に
回転自在に収納されたデイスク状の情報記録媒体
と、吸着ヨークを一体化して該情報記録媒体の回
転中心部に固定されたセンターハブとを備え、デ
イスク回転駆動装置のターンテーブルと一体の永
久磁石が上記吸着ヨークを吸引することにより該
ターンテーブル上に、情報記録媒体を載置固定可
能であるとともに、上記下ケースを介して上記吸
着ヨークを上記永久磁石から離反する方向へ付勢
することにより該デイスク回転駆動装置からの離
脱が可能なデイスクカートリツジにおいて、下ケ
ースの吸着ヨークと対向する位置に、吸着ヨーク
側へ隆起した突部を設けたことを特徴とするデイ
スクカートリツジ。 A cartridge case consisting of a combination of an upper case and a lower case, a disk-shaped information recording medium rotatably housed in the cartridge case, and a suction yoke are integrated and fixed to the center of rotation of the information recording medium. A permanent magnet integrated with the turntable of the disk rotation drive device attracts the attracting yoke, thereby making it possible to place and fix the information recording medium on the turntable. In a disk cartridge which can be detached from the disk rotation drive device by urging the suction yoke in a direction away from the permanent magnet through A disc cartridge characterized by having a raised protrusion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP122088U JPH064462Y2 (en) | 1988-01-11 | 1988-01-11 | Disk Cartridge |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP122088U JPH064462Y2 (en) | 1988-01-11 | 1988-01-11 | Disk Cartridge |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH01107075U true JPH01107075U (en) | 1989-07-19 |
| JPH064462Y2 JPH064462Y2 (en) | 1994-02-02 |
Family
ID=31200922
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP122088U Expired - Lifetime JPH064462Y2 (en) | 1988-01-11 | 1988-01-11 | Disk Cartridge |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH064462Y2 (en) |
-
1988
- 1988-01-11 JP JP122088U patent/JPH064462Y2/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH064462Y2 (en) | 1994-02-02 |
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