HK81288A - Non-duplicable magnetic disk jacket and method of manufacture - Google Patents

Non-duplicable magnetic disk jacket and method of manufacture

Info

Publication number
HK81288A
HK81288A HK812/88A HK81288A HK81288A HK 81288 A HK81288 A HK 81288A HK 812/88 A HK812/88 A HK 812/88A HK 81288 A HK81288 A HK 81288A HK 81288 A HK81288 A HK 81288A
Authority
HK
Hong Kong
Prior art keywords
duplicable
manufacture
magnetic disk
disk jacket
jacket
Prior art date
Application number
HK812/88A
Other languages
English (en)
Inventor
Richard L Miklos
Original Assignee
Minnesota Mining & Mfg
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 by Minnesota Mining & Mfg filed Critical Minnesota Mining & Mfg
Publication of HK81288A publication Critical patent/HK81288A/xx

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
    • G11B23/02—Containers; Storing means both adapted to cooperate with the recording or reproducing means
    • 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
    • G11B23/283—Security features, e.g. digital codes
    • G11B23/285—Security features, e.g. digital codes on the container or cartridge
    • 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
    • G11B23/033—Containers for flat record carriers for flexible discs
    • G11B23/0332—Containers for flat record carriers for flexible discs for single discs, e.g. envelopes
    • 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
    • G11B23/30—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 with provision for auxiliary signals
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S206/00—Special receptacle or package
    • Y10S206/807—Tamper proof

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Security & Cryptography (AREA)
  • Packaging For Recording Disks (AREA)
  • Magnetic Record Carriers (AREA)
HK812/88A 1982-11-24 1988-10-06 Non-duplicable magnetic disk jacket and method of manufacture HK81288A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/444,301 US4479579A (en) 1982-11-24 1982-11-24 Non-dublicable magnetic disk jacket and method of manufacture

Publications (1)

Publication Number Publication Date
HK81288A true HK81288A (en) 1988-10-14

Family

ID=23764333

Family Applications (1)

Application Number Title Priority Date Filing Date
HK812/88A HK81288A (en) 1982-11-24 1988-10-06 Non-duplicable magnetic disk jacket and method of manufacture

Country Status (6)

Country Link
US (1) US4479579A (de)
EP (1) EP0110663B1 (de)
JP (2) JPS59107467A (de)
KR (1) KR910005103B1 (de)
DE (1) DE3375675D1 (de)
HK (1) HK81288A (de)

Families Citing this family (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6070981U (ja) * 1983-10-21 1985-05-20 富士写真フイルム株式会社 フレキシブルデイスクジヤケツト
JPS60113375A (ja) * 1983-11-24 1985-06-19 Mitsubishi Plastics Ind Ltd フロツピ−デイスクジヤケツト
JPH0135354Y2 (de) * 1984-11-20 1989-10-27
JPS61158085A (ja) * 1984-12-28 1986-07-17 Toshiba Corp 磁気記録媒体とその製造方法
DE8516550U1 (de) * 1985-06-07 1985-08-08 Basf Ag, 6700 Ludwigshafen Schutzhülle
NZ212275A (en) * 1985-06-11 1989-07-27 Allflex Int Ear tag with cavity for electronic device
JPS6242168U (de) * 1985-09-02 1987-03-13
USRE34161E (en) * 1985-10-04 1993-01-12 Nintendo Company Limited Memory cartridge and information processor unit using such cartridge
US4623062A (en) * 1985-11-12 1986-11-18 Shape Inc. Antitheft container for a recording medium and method for manufacturing same
US4911301A (en) * 1986-09-22 1990-03-27 Dcteq Laminated case for magnetic disk and method of manufacturing same
GB8626746D0 (en) * 1986-11-08 1986-12-10 Parrot Corp Ltd Floppy disk
US4931770A (en) * 1987-10-02 1990-06-05 Southern Integrity, Inc. Protection system
US4814749A (en) * 1987-10-02 1989-03-21 Southern Integrity, Inc. Protection system
CA1295910C (en) * 1988-10-25 1992-02-18 Jorma J. Lehtovaara Method for filing computer diskettes and means therefor
IE922178A1 (en) * 1991-07-19 1993-01-27 Ian R O Rourke Jacket for computer magnetic disk memory
JPH0632355A (ja) * 1992-07-06 1994-02-08 Tdk Corp 収納ケースとその製造法
US5357240A (en) * 1992-10-16 1994-10-18 Sensormatic Electronics Corporation EAS tag with mechanically vibrating magnetic element and improved housing and method of making same
US5419587A (en) * 1993-07-14 1995-05-30 Wallace Computer Services, Inc. Personalized envelope assembly for printed publication and method
US5506740A (en) * 1994-05-06 1996-04-09 International Paper Company Paperboard micro computer diskette
US5485338A (en) * 1994-05-06 1996-01-16 International Paper Company Paperboard micro computer diskette
EP2009634A1 (de) 2000-12-14 2008-12-31 ECD Systems, Inc. Systeme und Verfahren zur Modifikation optischer Medien
US7562396B2 (en) 2001-08-21 2009-07-14 Ecd Systems, Inc. Systems and methods for media authentication
US7643393B2 (en) * 2001-12-12 2010-01-05 Ecd Systems, Inc. Systems and methods for optical media modification
US7716485B2 (en) * 2002-02-01 2010-05-11 Sca Ipla Holdings Inc. Systems and methods for media authentication

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1989724A (en) * 1931-02-12 1935-02-05 Mundet & Son Inc L Apparatus for forming an article
BE757866A (fr) * 1969-12-22 1971-04-01 Ibm Element de memoire a disque magnetique et appareil d'enregistrement en faisant usage
US3864755A (en) * 1973-08-20 1975-02-04 Memorex Corp Thermoformed cartridge for a magnetic record disc
JPS5830980B2 (ja) * 1975-04-18 1983-07-02 ナショナル住宅産業株式会社 クミタテジユウタクヘキ
DE2520652A1 (de) * 1975-05-09 1976-11-18 Agfa Gevaert Ag Vorrichtung zum markieren insbesondere von fotografischen aufzeichnungstraegern
US4064206A (en) * 1975-09-17 1977-12-20 Seufert Kunststoffverpackung G Process for forming flexible fold lines in thermoplastic sheets
US4000232A (en) * 1975-09-23 1976-12-28 Mobil Oil Corporation Method of pelletizing plastic material
US4130623A (en) * 1976-04-12 1978-12-19 General Motors Corporation Method of embossing
CH594495A5 (de) * 1976-05-04 1978-01-13 Landis & Gyr Ag
US4170683A (en) * 1978-02-15 1979-10-09 Minnesota Mining And Manufacturing Company Reflective sense marker for magnetic recording tape
US4263634A (en) * 1979-09-17 1981-04-21 International Business Machines Corporation Magnetic disk-jacket assembly
JPS56111172A (en) * 1980-02-01 1981-09-02 Victor Co Of Japan Ltd Cartridge for disc shape information recording medium
US4279852A (en) * 1980-03-06 1981-07-21 Engelmann Rudolph H Indicia producing method

Also Published As

Publication number Publication date
DE3375675D1 (en) 1988-03-17
EP0110663B1 (de) 1988-02-10
KR840006722A (ko) 1984-12-01
US4479579A (en) 1984-10-30
KR910005103B1 (ko) 1991-07-22
EP0110663A1 (de) 1984-06-13
JPS59107467A (ja) 1984-06-21
JPH0586169U (ja) 1993-11-19

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