PT75019B - Magnetic disk cartridge having record track indicating means - Google Patents

Magnetic disk cartridge having record track indicating means

Info

Publication number
PT75019B
PT75019B PT75019A PT7501982A PT75019B PT 75019 B PT75019 B PT 75019B PT 75019 A PT75019 A PT 75019A PT 7501982 A PT7501982 A PT 7501982A PT 75019 B PT75019 B PT 75019B
Authority
PT
Portugal
Prior art keywords
magnetic disk
disk cartridge
indicating means
record track
track indicating
Prior art date
Application number
PT75019A
Other languages
Portuguese (pt)
Other versions
PT75019A (en
Inventor
Etsuro Saito
Original Assignee
Sony Corp
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 Sony Corp filed Critical Sony Corp
Publication of PT75019A publication Critical patent/PT75019A/en
Publication of PT75019B publication Critical patent/PT75019B/en

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
    • G11B23/38—Visual features other than those contained in record tracks or represented by sprocket holes the visual signals being 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
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B17/00—Guiding record carriers not specifically of filamentary or web form, or of supports therefor
    • G11B17/02—Details
    • G11B17/022—Positioning or locking of single discs
    • G11B17/028—Positioning or locking of single discs of discs rotating during transducing operation
    • G11B17/03—Positioning or locking of single discs of discs rotating during transducing operation in containers or trays
    • 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
    • G11B23/0014—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 record carriers not specifically of filamentary or web form
    • G11B23/0021—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 record carriers not specifically of filamentary or web form discs
    • G11B23/0028—Details
    • G11B23/0035—Details means incorporated in the disc, e.g. hub, to enable its guiding, loading or driving
PT75019A 1981-06-05 1982-06-04 Magnetic disk cartridge having record track indicating means PT75019B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1981082830U JPS6245356Y2 (en) 1981-06-05 1981-06-05

Publications (2)

Publication Number Publication Date
PT75019A PT75019A (en) 1982-07-01
PT75019B true PT75019B (en) 1983-12-23

Family

ID=13785312

Family Applications (1)

Application Number Title Priority Date Filing Date
PT75019A PT75019B (en) 1981-06-05 1982-06-04 Magnetic disk cartridge having record track indicating means

Country Status (27)

Country Link
JP (1) JPS6245356Y2 (en)
KR (1) KR880003092Y1 (en)
AT (1) AT377632B (en)
AU (1) AU549266B2 (en)
BE (1) BE893410A (en)
BR (1) BR8203304A (en)
CA (1) CA1191948A (en)
CH (1) CH648144A5 (en)
DE (1) DE3221217A1 (en)
DK (1) DK252782A (en)
ES (1) ES272883Y (en)
FI (1) FI821933A0 (en)
FR (1) FR2507370B1 (en)
GB (1) GB2102188B (en)
IL (1) IL66012A (en)
IN (1) IN158372B (en)
IT (2) IT1151281B (en)
LU (1) LU84181A1 (en)
MX (1) MX151677A (en)
NL (1) NL8202187A (en)
NO (1) NO821864L (en)
NZ (1) NZ200806A (en)
PL (1) PL236782A1 (en)
PT (1) PT75019B (en)
SE (1) SE8203451L (en)
SU (1) SU1095886A3 (en)
ZA (1) ZA823937B (en)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5938967A (en) * 1982-08-25 1984-03-03 Canon Inc Information recorder
JPS5950034U (en) * 1982-09-21 1984-04-03 ソニー株式会社 Information record sheet
JPS59168880U (en) * 1983-04-22 1984-11-12 富士写真フイルム株式会社 magnetic disk cartridge
JPS59177073U (en) * 1983-05-13 1984-11-27 ソニー株式会社 disc cassette
JPS6012886U (en) * 1983-06-30 1985-01-28 ソニー株式会社 magnetic sheet jacket
US4586102A (en) * 1983-08-04 1986-04-29 Eastman Kodak Company Track number indicator
JPS61208684A (en) * 1985-03-13 1986-09-17 Fujitsu Ltd Flexible magnetic disk
US4920441A (en) * 1985-03-13 1990-04-24 Nippon Telegraph and Telehpone Corp. Flexible magnetic diskette
JPH0634323B2 (en) * 1985-09-25 1994-05-02 ソニー株式会社 Disco Cartridge
NL8503236A (en) * 1985-11-25 1987-06-16 Philips Nv INFORMATION MEDIUM INCLUDING AN INFORMATION DISC.
JP2001057048A (en) 1999-03-05 2001-02-27 Hitachi Maxell Ltd Disk cartridge

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3471096A (en) * 1967-11-22 1969-10-07 Courier Enterprises Endless tape recorder and cartridge
US3711654A (en) * 1969-04-30 1973-01-16 Canon Kk Magnetic recording and reproducing device for use with an endless recording medium with means for indicating a recordable state with-in one cycle of the endless recording medium
JPS4913902Y1 (en) * 1969-06-30 1974-04-05
FR2188906A5 (en) * 1972-06-07 1974-01-18 Salomon Koechli Jean Cl
US4152740A (en) * 1977-03-16 1979-05-01 Arvin Industries, Inc. Magnetic disc recorder and cassette
DE2717689C2 (en) * 1977-04-21 1982-05-27 Standard Elektrik Lorenz Ag, 7000 Stuttgart Square protective cover for a disc-shaped foil storage device
BE871596A (en) * 1978-10-27 1979-02-15 Staar Sa DEVICE FOR MEMORIZING THE INSTANTANEOUS POSITION OF A MAGNETIC TAPE CONTAINED IN A CASSETTE.

Also Published As

Publication number Publication date
KR880003092Y1 (en) 1988-08-31
AT377632B (en) 1985-04-10
GB2102188B (en) 1985-08-07
PL236782A1 (en) 1983-02-14
LU84181A1 (en) 1982-12-13
IT8221718A0 (en) 1982-06-04
FI821933A0 (en) 1982-06-01
JPS57195686U (en) 1982-12-11
FR2507370B1 (en) 1986-01-24
IN158372B (en) 1986-11-01
AU8429982A (en) 1982-12-09
DE3221217A1 (en) 1982-12-23
DK252782A (en) 1982-12-06
ATA218182A (en) 1984-08-15
IL66012A (en) 1985-04-30
NZ200806A (en) 1985-01-31
PT75019A (en) 1982-07-01
SU1095886A3 (en) 1984-05-30
NO821864L (en) 1982-12-06
FR2507370A1 (en) 1982-12-10
IL66012A0 (en) 1982-09-30
SE8203451L (en) 1982-12-06
GB2102188A (en) 1983-01-26
AU549266B2 (en) 1986-01-23
NL8202187A (en) 1983-01-03
CA1191948A (en) 1985-08-13
BR8203304A (en) 1983-05-24
KR840000804U (en) 1984-02-29
MX151677A (en) 1985-01-30
IT8222081V0 (en) 1982-06-04
ES272883U (en) 1983-11-01
ES272883Y (en) 1984-05-01
ZA823937B (en) 1983-08-31
IT1151281B (en) 1986-12-17
BE893410A (en) 1982-12-06
CH648144A5 (en) 1985-02-28
JPS6245356Y2 (en) 1987-12-03

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