JPH0380585U - - Google Patents
Info
- Publication number
- JPH0380585U JPH0380585U JP13838589U JP13838589U JPH0380585U JP H0380585 U JPH0380585 U JP H0380585U JP 13838589 U JP13838589 U JP 13838589U JP 13838589 U JP13838589 U JP 13838589U JP H0380585 U JPH0380585 U JP H0380585U
- Authority
- JP
- Japan
- Prior art keywords
- accidental erasure
- corner
- prevent accidental
- size
- wall
- 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
- 230000002265 prevention Effects 0.000 claims description 4
- 238000005192 partition Methods 0.000 claims description 2
- 238000001514 detection method Methods 0.000 claims 1
- 239000011347 resin Substances 0.000 claims 1
- 229920005989 resin Polymers 0.000 claims 1
Description
第１図は本考案を適用した２メガバイトデイス
クカートリツジの上ハーフの内面図、第２図はそ
の下ハーフの内面図である。第３図は同デイスク
カートリツジの外観を示す斜視図である。第４図
は従来の２メガバイトデイスクカートリツジの上
ハーフの内面図、第５図はその下ハーフの内面図
である。
６８，１０８……上下ハーフ、８８，１２６…
…誤消去防止穴、９２，１３０……誤消去防止室
、９４，１０２，１２０，１２２……仕切壁、９
６，９８，１０４，１０６……係止箇所、１００
，１３２……コーナ室。
FIG. 1 is an inner view of the upper half of a 2 megabyte disk cartridge to which the present invention is applied, and FIG. 2 is an inner view of the lower half thereof. FIG. 3 is a perspective view showing the external appearance of the disk cartridge. FIG. 4 is an inner view of the upper half of a conventional 2 megabyte disk cartridge, and FIG. 5 is an inner view of the lower half thereof. 68,108...upper and lower half, 88,126...
... Erroneous erasure prevention hole, 92, 130 ... Erroneous erasure prevention chamber, 94, 102, 120, 122 ... Partition wall, 9
6,98,104,106...Locking location, 100
, 132...corner room.
Claims (1)
ス内に、記録再生可能なデイスクを回転可能に収
納し、そのケースの１コーナ部に誤消去防止用の
検出穴を開け、その穴付近の内部に仕切壁を設け
て誤消去防止室を形成し、その室内に記録時と誤
消去防止時とで誤消去防止穴を開閉する誤消去防
止片を摺動可能に収納し、その内壁面に誤消去防
止片を開閉時に位置決めする係止箇所を設けて成
るデイスクカートリツジにおいて、上記ケースの
誤消去防止室と対称位置にある１コーナ部に、少
なくとも誤消去防止室の内壁面形状、大きさと同
一の内壁面形状、大きさを有するコーナ室を設け
ることを特徴とするデイスクカートリツジ。 A recordable and reproducible disk is rotatably housed in a case that combines upper and lower square resin halves, a detection hole is drilled in one corner of the case to prevent accidental erasure, and a partition is placed inside near the hole. A wall is provided to form a room to prevent accidental erasure, and a piece to prevent accidental erasure is slidably housed in the room to open and close the hole to prevent accidental erasure when recording and when preventing accidental erasure. In a disk cartridge which is provided with a locking point for positioning the pieces when opening and closing, one corner of the case located symmetrically to the accidental erasure prevention chamber is provided with an inner wall that is at least the same in shape and size as the interior wall surface shape and size of the accidental erasure prevention chamber. A disk cartridge characterized by having a corner chamber having a wall shape and size.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1989138385U JP2555540Y2 (en) | 1989-11-29 | 1989-11-29 | Half for disk cartridge |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1989138385U JP2555540Y2 (en) | 1989-11-29 | 1989-11-29 | Half for disk cartridge |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0380585U true JPH0380585U (en) | 1991-08-19 |
| JP2555540Y2 JP2555540Y2 (en) | 1997-11-26 |
Family
ID=31685488
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1989138385U Expired - Fee Related JP2555540Y2 (en) | 1989-11-29 | 1989-11-29 | Half for disk cartridge |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2555540Y2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1994019804A1 (en) * | 1993-02-24 | 1994-09-01 | Sony Corporation | Disk cartridge |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS60163287A (en) * | 1984-02-01 | 1985-08-26 | Matsushita Electric Ind Co Ltd | Device for preventing erroneous erasing in recording and reproducing device |
| JPS60182082A (en) * | 1984-02-28 | 1985-09-17 | Matsushita Electric Ind Co Ltd | Disk cartridge |
| JPS61195586U (en) * | 1985-05-29 | 1986-12-05 | ||
| JPS6320784A (en) * | 1986-07-14 | 1988-01-28 | Hitachi Maxell Ltd | Disk cartridge |
-
1989
- 1989-11-29 JP JP1989138385U patent/JP2555540Y2/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS60163287A (en) * | 1984-02-01 | 1985-08-26 | Matsushita Electric Ind Co Ltd | Device for preventing erroneous erasing in recording and reproducing device |
| JPS60182082A (en) * | 1984-02-28 | 1985-09-17 | Matsushita Electric Ind Co Ltd | Disk cartridge |
| JPS61195586U (en) * | 1985-05-29 | 1986-12-05 | ||
| JPS6320784A (en) * | 1986-07-14 | 1988-01-28 | Hitachi Maxell Ltd | Disk cartridge |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1994019804A1 (en) * | 1993-02-24 | 1994-09-01 | Sony Corporation | Disk cartridge |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2555540Y2 (en) | 1997-11-26 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| LAPS | Cancellation because of no payment of annual fees |