SE8305032D0 - Information record disc - Google Patents

Information record disc

Info

Publication number
SE8305032D0
SE8305032D0 SE8305032A SE8305032A SE8305032D0 SE 8305032 D0 SE8305032 D0 SE 8305032D0 SE 8305032 A SE8305032 A SE 8305032A SE 8305032 A SE8305032 A SE 8305032A SE 8305032 D0 SE8305032 D0 SE 8305032D0
Authority
SE
Sweden
Prior art keywords
central core
magnetic plate
magnetic
information record
aperture
Prior art date
Application number
SE8305032A
Other languages
English (en)
Other versions
SE8305032L (sv
SE451909B (sv
Inventor
K Yamaguchi
K Igari
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 SE8305032D0 publication Critical patent/SE8305032D0/sv
Publication of SE8305032L publication Critical patent/SE8305032L/sv
Publication of SE451909B publication Critical patent/SE451909B/sv

Links

Classifications

    • 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
    • G11B17/0282—Positioning or locking of single discs of discs rotating during transducing operation by means provided on the turntable
    • 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
    • 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
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
    • G11B5/74—Record carriers characterised by the form, e.g. sheet shaped to wrap around a drum
    • G11B5/82—Disk carriers
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
    • G11B5/74—Record carriers characterised by the form, e.g. sheet shaped to wrap around a drum
    • G11B5/82—Disk carriers
    • G11B5/825—Disk carriers flexible discs

Landscapes

  • Magnetic Record Carriers (AREA)
  • Optical Record Carriers And Manufacture Thereof (AREA)
SE8305032A 1982-09-21 1983-09-19 Skiva for registrering av information, innefattande en magnetskiva fastsatt vid en ringformad magnetplatta, samt en centralkropp vilken bildar en sammanhengande enhet med magnetplattan SE451909B (sv)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1982142959U JPS5950034U (ja) 1982-09-21 1982-09-21 情報記録シ−ト

Publications (3)

Publication Number Publication Date
SE8305032D0 true SE8305032D0 (sv) 1983-09-19
SE8305032L SE8305032L (sv) 1984-03-22
SE451909B SE451909B (sv) 1987-11-02

Family

ID=15327632

Family Applications (1)

Application Number Title Priority Date Filing Date
SE8305032A SE451909B (sv) 1982-09-21 1983-09-19 Skiva for registrering av information, innefattande en magnetskiva fastsatt vid en ringformad magnetplatta, samt en centralkropp vilken bildar en sammanhengande enhet med magnetplattan

Country Status (16)

Country Link
US (1) US4616278A (sv)
JP (1) JPS5950034U (sv)
KR (1) KR900009961Y1 (sv)
AT (1) AT379699B (sv)
AU (1) AU558406B2 (sv)
BR (1) BR8305118A (sv)
CA (1) CA1204857A (sv)
CH (1) CH663289A5 (sv)
DE (1) DE3333962A1 (sv)
ES (1) ES282315Y (sv)
FR (1) FR2533345B1 (sv)
GB (1) GB2127206B (sv)
IT (1) IT1166956B (sv)
MX (1) MX153542A (sv)
NL (1) NL191220C (sv)
SE (1) SE451909B (sv)

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6035385A (ja) * 1983-08-03 1985-02-23 Hitachi Maxell Ltd デイスクカ−トリツジ
US4672488A (en) * 1984-08-22 1987-06-09 Wright Harold T Spindle hub-disc interface
US5007040A (en) * 1984-09-22 1991-04-09 Canon Kabushiki Kaisha Magnetic recording and/or reproducing apparatus having a retaining mechanism for a disc-shaped magnetic record bearing medium
DE3539645A1 (de) * 1984-11-10 1986-05-15 Hitachi Maxell, Ltd., Ibaraki, Osaka Speicherplatte
US4920441A (en) * 1985-03-13 1990-04-24 Nippon Telegraph and Telehpone Corp. Flexible magnetic diskette
JPS61208684A (ja) * 1985-03-13 1986-09-17 Fujitsu Ltd フレキシブル磁気ディスク
JPH0634323B2 (ja) * 1985-09-25 1994-05-02 ソニー株式会社 デイスクカ−トリツジ
KR900004661B1 (ko) * 1986-01-20 1990-07-02 가부시키가이샤 도시바 정보처리장치
JPS62192945A (ja) * 1986-02-20 1987-08-24 Sony Corp 情報デイスク
JPS62208480A (ja) * 1986-03-07 1987-09-12 Hitachi Maxell Ltd デイスクカ−トリツジ
JPH0454606Y2 (sv) * 1986-06-26 1992-12-22
WO1988000755A1 (en) * 1986-07-22 1988-01-28 Mitsubishi Denki Kabushiki Kaisha Optical disc
US4827468A (en) * 1986-09-30 1989-05-02 Kabushiki Kaisha Toshiba Information memory medium
JPH0664877B2 (ja) * 1986-11-05 1994-08-22 株式会社東芝 情報記憶媒体
JPH07122969B2 (ja) * 1986-11-05 1995-12-25 株式会社東芝 情報記憶媒体
US4814652A (en) * 1987-02-27 1989-03-21 Maxtor Corporation Disk drive motor with thermally matched parts
JPS647391A (en) * 1987-03-16 1989-01-11 Pioneer Electronic Corp Optical information disk
JPS6437740A (en) * 1987-07-31 1989-02-08 Mitsui Petrochemical Ind Manufacture of magnetic hub
US4941066A (en) * 1988-05-11 1990-07-10 Shape Inc. Injection molded center core for a recording disc and related method of manufacture
US5031062A (en) * 1989-03-03 1991-07-09 Prairietek Corporation Method and apparatus for reducing disk distortion under clamping load in a disk drive apparatus
US5331488A (en) * 1992-06-04 1994-07-19 Hewlett-Packard Company Fixed hard disk drive having a removable integrated disc stack structure
JP3498099B2 (ja) * 1993-04-27 2004-02-16 ソニー株式会社 記録媒体ディスク
US20060232880A1 (en) * 2005-04-14 2006-10-19 Seagate Technology Llc Mounting system for a storage media disc

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3430966A (en) * 1967-04-03 1969-03-04 Gauss Electrophysics Inc Transparent recording disc
JPS5223296Y2 (sv) * 1972-05-19 1977-05-27
NL177861C (nl) * 1974-11-22 1985-12-02 Philips Nv Uitwisselbaar geheugenelement met een geheugenschijf, alsmede aandrijfinrichting hiervoor.
JPS5231411U (sv) * 1975-08-28 1977-03-05
FR2337396A1 (fr) * 1975-12-31 1977-07-29 Honeywell Bull Soc Ind Conditionnement pour disque magnetique
US4152740A (en) * 1977-03-16 1979-05-01 Arvin Industries, Inc. Magnetic disc recorder and cassette
US4175274A (en) * 1977-11-03 1979-11-20 Texas Instruments Incorporated Recording system with flexible magnetic recording disc
US4194228A (en) * 1978-10-11 1980-03-18 Magnetic Peripherals Inc. Magnetic disc housing with means to prevent radial disc shift
US4224648A (en) * 1978-10-16 1980-09-23 Control Data Corporation Disc centering
US4320425A (en) * 1980-04-10 1982-03-16 Memorex Mini Disc Drive Corporation Centering and mounting apparatus for a magnetic recording disc
JPS6138145Y2 (sv) * 1980-08-14 1986-11-04
JPS5736473A (en) * 1980-08-14 1982-02-27 Sony Corp Rotating driving device
GB2093254B (en) * 1980-12-31 1985-07-03 Sony Corp Apparatus for driving flexible discs
JPS6245356Y2 (sv) * 1981-06-05 1987-12-03
US4490764A (en) * 1982-05-10 1984-12-25 Data Packaging Corporation Disc pack assembly

Also Published As

Publication number Publication date
AU558406B2 (en) 1987-01-29
GB2127206A (en) 1984-04-04
BR8305118A (pt) 1984-05-08
JPS5950034U (ja) 1984-04-03
IT1166956B (it) 1987-05-06
MX153542A (es) 1986-11-11
KR900009961Y1 (ko) 1990-10-22
IT8322928A0 (it) 1983-09-20
KR840006393U (ko) 1984-12-03
NL191220B (nl) 1994-10-17
NL191220C (nl) 1995-03-16
US4616278A (en) 1986-10-07
AT379699B (de) 1986-02-10
ATA336383A (de) 1985-06-15
FR2533345B1 (fr) 1986-03-21
GB8325207D0 (en) 1983-10-26
NL8303233A (nl) 1984-04-16
AU1918783A (en) 1984-03-29
ES282315Y (es) 1985-11-01
CA1204857A (en) 1986-05-20
FR2533345A1 (fr) 1984-03-23
DE3333962A1 (de) 1984-03-22
GB2127206B (en) 1986-08-06
JPH0210626Y2 (sv) 1990-03-15
CH663289A5 (de) 1987-11-30
ES282315U (es) 1985-04-01
SE8305032L (sv) 1984-03-22
SE451909B (sv) 1987-11-02

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