JPS62161381U - - Google Patents

Info

Publication number
JPS62161381U
JPS62161381U JP1986049730U JP4973086U JPS62161381U JP S62161381 U JPS62161381 U JP S62161381U JP 1986049730 U JP1986049730 U JP 1986049730U JP 4973086 U JP4973086 U JP 4973086U JP S62161381 U JPS62161381 U JP S62161381U
Authority
JP
Japan
Prior art keywords
case
magnetic disk
prevention member
boss
erasure prevention
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
Application number
JP1986049730U
Other languages
English (en)
Japanese (ja)
Other versions
JPH056629Y2 (US06229276-20010508-P00022.png
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed filed Critical
Priority to JP1986049730U priority Critical patent/JPH056629Y2/ja
Priority to US07/033,695 priority patent/US4796138A/en
Publication of JPS62161381U publication Critical patent/JPS62161381U/ja
Application granted granted Critical
Publication of JPH056629Y2 publication Critical patent/JPH056629Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B23/00—Record carriers not specific to the method of recording or reproducing; Accessories, e.g. containers, specially adapted for co-operation with the recording or reproducing apparatus ; Intermediate mediums; Apparatus or processes specially adapted for their manufacture
    • G11B23/28—Indicating or preventing prior or unauthorised use, e.g. cassettes with sealing or locking means, write-protect devices for discs
    • G11B23/288—Protecting disks from being written or overwritten
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B23/00—Record carriers not specific to the method of recording or reproducing; Accessories, e.g. containers, specially adapted for co-operation with the recording or reproducing apparatus ; Intermediate mediums; Apparatus or processes specially adapted for their manufacture
    • G11B23/02—Containers; Storing means both adapted to cooperate with the recording or reproducing means
    • G11B23/03—Containers for flat record carriers
    • G11B23/0301—Details
    • G11B23/0302—Auxiliary features
    • G11B23/0303—Write protect features with a sliding part

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Security & Cryptography (AREA)
  • Packaging For Recording Disks (AREA)
JP1986049730U 1986-04-04 1986-04-04 Expired - Lifetime JPH056629Y2 (US06229276-20010508-P00022.png)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP1986049730U JPH056629Y2 (US06229276-20010508-P00022.png) 1986-04-04 1986-04-04
US07/033,695 US4796138A (en) 1986-04-04 1987-04-03 Shutter in a write protect magnetic disk cartridge

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1986049730U JPH056629Y2 (US06229276-20010508-P00022.png) 1986-04-04 1986-04-04

Publications (2)

Publication Number Publication Date
JPS62161381U true JPS62161381U (US06229276-20010508-P00022.png) 1987-10-14
JPH056629Y2 JPH056629Y2 (US06229276-20010508-P00022.png) 1993-02-19

Family

ID=12839302

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1986049730U Expired - Lifetime JPH056629Y2 (US06229276-20010508-P00022.png) 1986-04-04 1986-04-04

Country Status (2)

Country Link
US (1) US4796138A (US06229276-20010508-P00022.png)
JP (1) JPH056629Y2 (US06229276-20010508-P00022.png)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0337681U (US06229276-20010508-P00022.png) * 1989-08-10 1991-04-11

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5166922A (en) * 1990-01-29 1992-11-24 Dai Nippon Insatsu Kabushiki Kaisha Disk cartridge
JP2961982B2 (ja) * 1990-08-24 1999-10-12 ソニー株式会社 ディスクカートリッジ
US5132862A (en) * 1990-12-03 1992-07-21 Minnesota Mining And Manufacturing Company Erasure preventing button with a planar surface to control inadvertent sliding for tape cassettes
AU658916B2 (en) * 1991-09-17 1995-05-04 Sony Corporation Disc cartridge having mistaken recording inhibiting mechanism
US5815344A (en) * 1992-02-17 1998-09-29 Sony Corporation Disc cartridge loading apparatus
US5331499A (en) * 1992-08-27 1994-07-19 Marcusen Carroll L Installable write-protect button for floppy disk
JPH0896552A (ja) * 1994-09-27 1996-04-12 Sony Corp ディスクカートリッジ
US5699217A (en) * 1995-06-06 1997-12-16 Lou; Eddie Y.S. Write enabling device and method of use
US5828534A (en) * 1995-06-06 1998-10-27 Lou; Eddie Y. S. Write enable device
JPH11185423A (ja) * 1997-12-24 1999-07-09 Tdk Corp ディスクカートリッジ

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS56111172A (en) * 1980-02-01 1981-09-02 Victor Co Of Japan Ltd Cartridge for disc shape information recording medium
EP0085983B1 (en) * 1982-02-10 1986-05-14 Hitachi Maxell Ltd. Magnetic recording disc cartridge
US4549240A (en) * 1982-11-26 1985-10-22 Verbatim Corporation Write protection device
US4685017A (en) * 1985-06-11 1987-08-04 Shape Inc. Write/protect tab assembly for a floppy disc jacket and method for assembling same

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0337681U (US06229276-20010508-P00022.png) * 1989-08-10 1991-04-11

Also Published As

Publication number Publication date
US4796138A (en) 1989-01-03
JPH056629Y2 (US06229276-20010508-P00022.png) 1993-02-19

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