DE3226472C2 - - Google Patents

Info

Publication number
DE3226472C2
DE3226472C2 DE3226472A DE3226472A DE3226472C2 DE 3226472 C2 DE3226472 C2 DE 3226472C2 DE 3226472 A DE3226472 A DE 3226472A DE 3226472 A DE3226472 A DE 3226472A DE 3226472 C2 DE3226472 C2 DE 3226472C2
Authority
DE
Germany
Prior art keywords
index
magnetic disk
index hole
discriminator
plate
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.)
Expired - Lifetime
Application number
DE3226472A
Other languages
German (de)
English (en)
Other versions
DE3226472A1 (de
Inventor
Takayuki Hoashi
Akira Chichibu Saitama Jp Osabe
Toru Kumagaya Saitama Jp Okada
Yuji Chichibu Saitama Jp Yokota
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Canon Electronics Inc
Original Assignee
Canon Electronics Inc
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
Priority claimed from JP10939881A external-priority patent/JPS5812175A/ja
Priority claimed from JP10939981A external-priority patent/JPS5812176A/ja
Priority claimed from JP56122943A external-priority patent/JPS5826367A/ja
Priority claimed from JP17558981A external-priority patent/JPS5880169A/ja
Application filed by Canon Electronics Inc filed Critical Canon Electronics Inc
Publication of DE3226472A1 publication Critical patent/DE3226472A1/de
Application granted granted Critical
Publication of DE3226472C2 publication Critical patent/DE3226472C2/de
Granted 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
    • G11B23/30—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
    • 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

Landscapes

  • Indexing, Searching, Synchronizing, And The Amount Of Synchronization Travel Of Record Carriers (AREA)
  • Holding Or Fastening Of Disk On Rotational Shaft (AREA)
DE19823226472 1981-07-15 1982-07-15 Magnetplattenkassettenvorrichtung Granted DE3226472A1 (de)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
JP10939881A JPS5812175A (ja) 1981-07-15 1981-07-15 磁気シ−トカセツト
JP10939981A JPS5812176A (ja) 1981-07-15 1981-07-15 フロツピ−デイスクカセツト
JP56122943A JPS5826367A (ja) 1981-08-07 1981-08-07 磁気記録再生装置
JP17558981A JPS5880169A (ja) 1981-11-04 1981-11-04 磁気デイスクカセツト装置

Publications (2)

Publication Number Publication Date
DE3226472A1 DE3226472A1 (de) 1983-02-03
DE3226472C2 true DE3226472C2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1990-11-08

Family

ID=27469715

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19823226472 Granted DE3226472A1 (de) 1981-07-15 1982-07-15 Magnetplattenkassettenvorrichtung

Country Status (2)

Country Link
DE (1) DE3226472A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
IT (1) IT1148351B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0533249B1 (en) * 1991-09-17 1998-12-02 Koninklijke Philips Electronics N.V. Arrangement for obtaining recorded tape-like magnetic record carriers, record carrier obtained by means of the arrangement, and reproducing device for reproducing the record carrier
DK32792D0 (da) * 1992-03-12 1992-03-12 Lars Ingerslev Storper Disketteholder til 3,5 tommers datadisketter
DK46392A (da) * 1992-04-06 1993-10-07 John Frank Nyberg En etikette til datadisketter (flobbydiscs)

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4003088A (en) * 1975-10-08 1977-01-11 Information Terminals Corporation Lock out tab for magnetic disc envelope
AU531005B2 (en) * 1978-02-13 1983-08-04 Rca Corp. Identification apparatus

Also Published As

Publication number Publication date
DE3226472A1 (de) 1983-02-03
IT1148351B (it) 1986-12-03
IT8248802A0 (it) 1982-07-13

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Legal Events

Date Code Title Description
8110 Request for examination paragraph 44
8125 Change of the main classification

Ipc: G11B 23/03

D2 Grant after examination
8364 No opposition during term of opposition
8328 Change in the person/name/address of the agent

Free format text: DRES. WESER UND MARTIN, 81245 MUENCHEN

8328 Change in the person/name/address of the agent

Free format text: WESER & KOLLEGEN, 81245 MUENCHEN