NL8202214A - Magneetschijfstelsel. - Google Patents

Magneetschijfstelsel. Download PDF

Info

Publication number
NL8202214A
NL8202214A NL8202214A NL8202214A NL8202214A NL 8202214 A NL8202214 A NL 8202214A NL 8202214 A NL8202214 A NL 8202214A NL 8202214 A NL8202214 A NL 8202214A NL 8202214 A NL8202214 A NL 8202214A
Authority
NL
Netherlands
Prior art keywords
drive shaft
opening
magnetic disk
disc
circular
Prior art date
Application number
NL8202214A
Other languages
English (en)
Dutch (nl)
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 NL8202214A publication Critical patent/NL8202214A/nl

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
    • G11B23/0014—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
    • 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
    • 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
    • G11B17/032—Positioning by moving the door or the cover
    • 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
    • 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
    • G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
    • G11B5/012—Recording on, or reproducing or erasing from, magnetic disks

Landscapes

  • Holding Or Fastening Of Disk On Rotational Shaft (AREA)
  • Dynamo-Electric Clutches, Dynamo-Electric Brakes (AREA)
  • Polishing Bodies And Polishing Tools (AREA)
NL8202214A 1981-06-05 1982-06-01 Magneetschijfstelsel. NL8202214A (nl)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP1981082831U JPS57195674U (es) 1981-06-05 1981-06-05
JP8283181 1981-06-05

Publications (1)

Publication Number Publication Date
NL8202214A true NL8202214A (nl) 1983-01-03

Family

ID=13785343

Family Applications (1)

Application Number Title Priority Date Filing Date
NL8202214A NL8202214A (nl) 1981-06-05 1982-06-01 Magneetschijfstelsel.

Country Status (33)

Country Link
US (1) US4590532A (es)
JP (1) JPS57195674U (es)
KR (1) KR880001210Y1 (es)
AT (1) AT378075B (es)
AU (1) AU546138B2 (es)
BE (1) BE893409A (es)
BR (1) BR8203305A (es)
CA (1) CA1162299A (es)
CH (1) CH649404A5 (es)
DE (1) DE3221167A1 (es)
DK (1) DK156786C (es)
ES (1) ES512879A0 (es)
FI (1) FI73843C (es)
FR (1) FR2507371B1 (es)
GB (1) GB2101390B (es)
HK (1) HK46986A (es)
IE (1) IE53208B1 (es)
IL (1) IL66013A (es)
IN (1) IN163621B (es)
IT (2) IT1151282B (es)
KE (1) KE3618A (es)
LU (1) LU84182A1 (es)
MX (1) MX151448A (es)
MY (1) MY8700031A (es)
NL (1) NL8202214A (es)
NO (1) NO163835C (es)
NZ (1) NZ200807A (es)
PH (1) PH20590A (es)
PL (1) PL140855B1 (es)
PT (1) PT75020B (es)
SE (1) SE452671B (es)
SU (1) SU1103810A3 (es)
ZA (1) ZA823938B (es)

Families Citing this family (30)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4532564A (en) * 1981-09-16 1985-07-30 Dysan Corporation Removable disk cartridge
EP0101011B1 (en) * 1982-08-05 1988-11-02 Hitachi Maxell Ltd. Recording disc cartridge
EP0111217A3 (en) * 1982-11-26 1984-10-17 Tabor Corporation Apparatus for disk memory
US4613921A (en) * 1982-11-26 1986-09-23 Holmes William A Disk memory apparatus
US4999721A (en) * 1982-12-23 1991-03-12 Canon Kabushiki Kaisha Recording and/or reproducing apparatus
US4630156A (en) * 1983-02-10 1986-12-16 Sony Corporation Flexible magnetic disc including hub structure
US4471397A (en) * 1983-07-28 1984-09-11 Eastman Kodak Company Magnetic disk cartridge
JPS6035385A (ja) * 1983-08-03 1985-02-23 Hitachi Maxell Ltd デイスクカ−トリツジ
JPS6124877U (ja) * 1984-07-19 1986-02-14 ティーディーケイ株式会社 デイスクカ−トリツジ
JPS6134674U (ja) * 1984-07-31 1986-03-03 ティーディーケイ株式会社 デイスクカ−トリツジ
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
JPH0734555Y2 (ja) * 1985-05-20 1995-08-02 富士写真フイルム株式会社 磁気ディスクカートリッジ
JPS6298041U (es) * 1985-12-06 1987-06-22
KR900004661B1 (ko) * 1986-01-20 1990-07-02 가부시키가이샤 도시바 정보처리장치
JPH0614314Y2 (ja) * 1986-07-21 1994-04-13 富士写真フイルム株式会社 磁気デイスクカ−トリツジ
JPS63122955U (es) * 1987-02-02 1988-08-10
US4843512A (en) * 1987-08-28 1989-06-27 Minnesota Mining And Manufacturing Company Recording disk centering hub
US4860143A (en) * 1987-11-17 1989-08-22 Verbatim Corp. Temperature/humidity indicator for a floppy disk cassette
JPH01181169U (es) * 1988-06-14 1989-12-27
US5051858A (en) * 1990-03-16 1991-09-24 Minnesota Mining And Manufacturing Company Recording disk having improved centering hub and magnetic yoke arrangement
US5200871A (en) * 1991-02-05 1993-04-06 Hoechst Celanese Corporation Flexible magnetic disc cassettes with integrally molded drag fingers
US5177656A (en) * 1991-02-05 1993-01-05 Hoechst Celanese Corporation Flexible magnetic disc cassettes with integrally molded wear button
US5164871A (en) * 1991-02-05 1992-11-17 Hoechst Celanese Corporation Shutters with integrally molded spring elements for flexible magnetic disc cassettes
US5212614A (en) * 1991-02-05 1993-05-18 Hoechst Celanese Corporation Flexible magnetic disc cassettes with separable cassette cases
US5214555A (en) * 1991-04-12 1993-05-25 Hoechst Celanese Corporation Central hubs for flexible magnetic data discs formed of magnetically soft polyacetal compositions
US5896256A (en) * 1997-01-06 1999-04-20 Sony Corporation Visual capacity indicator for data recording systems
US5862025A (en) * 1997-01-06 1999-01-19 Sony Corporation Visual disk-capacity indicator for disk recording systems
US5930090A (en) * 1997-11-12 1999-07-27 Iomega Corporation Data cartridge with compression return spring following arcuate guide
SG99864A1 (en) * 1999-06-30 2003-11-27 Seagate Technology Llc Disc clamp for improved disc stack balance

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1417339A (en) * 1921-03-09 1922-05-23 Lenton Frank Record disk
US1846378A (en) * 1930-05-28 1932-02-23 Durium Products Corp Pin holder for phonograph records
US1821916A (en) * 1930-07-24 1931-09-08 Durium Products Corp Pin holder for phonograph records
US1824253A (en) * 1930-10-10 1931-09-22 Durium Products Corp Phonograph record
US2661815A (en) * 1949-04-22 1953-12-08 Rockwell Register Corp Chart drive mechanism
SE341094B (es) * 1970-01-23 1971-12-13 H Eriksson
US4060839A (en) * 1976-01-07 1977-11-29 Texas Instruments Incorporated Flexible information storage disc
US4091454A (en) * 1976-11-02 1978-05-23 International Business Machines Corporation Self-centering disk having an eccentric elliptical-shaped center locating hole
US4149207A (en) * 1977-10-25 1979-04-10 International Business Machines Corporation Cartridge and flexible magnetic disk assembly
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
US4441178A (en) * 1981-02-02 1984-04-03 Nakamichi Corporation Method of correcting a position of a disk record on a turntable
US4459628A (en) * 1982-04-19 1984-07-10 Cipher Data Products, Inc. Disk cartridge

Also Published As

Publication number Publication date
FI73843C (fi) 1987-11-09
US4590532A (en) 1986-05-20
FI821934A0 (fi) 1982-06-01
ATA218282A (de) 1984-10-15
NO163835B (no) 1990-04-17
SE452671B (sv) 1987-12-07
IL66013A (en) 1985-04-30
FR2507371A1 (fr) 1982-12-10
AU546138B2 (en) 1985-08-15
HK46986A (en) 1986-06-27
BR8203305A (pt) 1983-05-24
AT378075B (de) 1985-06-10
CH649404A5 (fr) 1985-05-15
PL140855B1 (en) 1987-06-30
DE3221167A1 (de) 1982-12-30
AU8429782A (en) 1982-12-09
NO163835C (no) 1990-07-25
KR840000812U (ko) 1984-02-29
MY8700031A (en) 1987-12-31
IT1151282B (it) 1986-12-17
ZA823938B (en) 1983-08-31
PL236784A1 (en) 1983-02-14
FI73843B (fi) 1987-07-31
IT8221719A0 (it) 1982-06-04
GB2101390B (en) 1985-10-09
IE821340L (en) 1982-12-05
DK252882A (da) 1982-12-06
LU84182A1 (fr) 1982-12-13
DK156786C (da) 1990-02-19
NZ200807A (en) 1985-01-31
GB2101390A (en) 1983-01-12
IT8222082V0 (it) 1982-06-04
KE3618A (en) 1986-05-16
CA1162299A (en) 1984-02-14
IL66013A0 (en) 1982-09-30
JPS57195674U (es) 1982-12-11
ES8400626A1 (es) 1983-11-01
DK156786B (da) 1989-10-02
PH20590A (en) 1987-02-20
SU1103810A3 (ru) 1984-07-15
SE8203452L (sv) 1982-12-06
FR2507371B1 (fr) 1986-01-24
NO821865L (no) 1982-12-06
PT75020B (en) 1983-12-23
IE53208B1 (en) 1988-08-31
IN163621B (es) 1988-10-22
KR880001210Y1 (ko) 1988-03-30
BE893409A (nl) 1982-12-06
MX151448A (es) 1984-11-22
PT75020A (en) 1982-07-01
ES512879A0 (es) 1983-11-01

Similar Documents

Publication Publication Date Title
NL8202214A (nl) Magneetschijfstelsel.
NL194176C (nl) Cassette met buigzame magneetschijf en opneem- en/of weergeefinrichting daarvoor.
US5999375A (en) Positioning inner and outer tracks on a recording disc
AU603703B2 (en) Flexible disk cassette
KR830008316A (ko) 유연성 디스크 기록 및 재생장치
US4630156A (en) Flexible magnetic disc including hub structure
KR900015111A (ko) 변환기 헤드를 위치 설정하기 위한 서보 시스템 및 이의 설정 방법
KR920008679A (ko) 변환기 위치 설정 방법 및 장치
KR970705813A (ko) 디스크 드라이브용 자기 저항식 헤드 구조체용 내장 서보 섹터를 포함하는 데이터 트랙 패턴(Data Track Pattern Including Embedded Servo Sectros for Magnetoresistive Head Structure for a Disk Drive)
CA1075359A (en) Record player, in particular, a video player, for playing disc-shaped records provided with information tracks
NL8202392A (nl) Magneetschijfcassette.
JP2529675B2 (ja) デイスク心出し装置
EP0097363A1 (en) Rotary disk
EP0209903B1 (en) Disk drive apparatus
US4608618A (en) Digital alignment diagnostic disk
JPS59132465A (ja) デイスク駆動装置診断のためのフロツピ−デイスクおよびその方法
US5493463A (en) Head alignment reference feature in a hard disk drive head-gimbal assembly
US3932895A (en) Reversible magnetic recording disk unit
US4578727A (en) Device for stabilizing the movement of a floppy disk over a magnetic head
US4758915A (en) Resilient support for an eccentric drive pin of disk drive apparatus
NL8202187A (nl) Magneetschijfcassette met registratiespoor-indicatiemiddelen.
JPS62125567A (ja) 光記録媒体の角度変位修正方法
US4470088A (en) Pivot suspension for head arm on disk drive
US4700245A (en) Drive pin for a data transfer apparatus with a disklike record medium
US4652960A (en) Flexible disk recording and/or reproducing apparatus

Legal Events

Date Code Title Description
A85 Still pending on 85-01-01
BA A request for search or an international-type search has been filed
BB A search report has been drawn up
BC A request for examination has been filed
BV The patent application has lapsed