ATE30803T1 - Flexible magnetscheiben. - Google Patents

Flexible magnetscheiben.

Info

Publication number
ATE30803T1
ATE30803T1 AT84300851T AT84300851T ATE30803T1 AT E30803 T1 ATE30803 T1 AT E30803T1 AT 84300851 T AT84300851 T AT 84300851T AT 84300851 T AT84300851 T AT 84300851T AT E30803 T1 ATE30803 T1 AT E30803T1
Authority
AT
Austria
Prior art keywords
spindle
flexible magnetic
magnetic discs
pair
resilient member
Prior art date
Application number
AT84300851T
Other languages
English (en)
Inventor
Etsuro C O Sony Corporat Saito
Chome
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
Priority claimed from JP1857583U external-priority patent/JPS59125778U/ja
Priority claimed from JP3144283U external-priority patent/JPS59138063U/ja
Application filed by Sony Corp filed Critical Sony Corp
Application granted granted Critical
Publication of ATE30803T1 publication Critical patent/ATE30803T1/de

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
    • G11B23/0014—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

Landscapes

  • Holding Or Fastening Of Disk On Rotational Shaft (AREA)
  • Liquid Crystal (AREA)
  • Magnetic Record Carriers (AREA)
  • Valve Device For Special Equipments (AREA)
AT84300851T 1983-02-10 1984-02-10 Flexible magnetscheiben. ATE30803T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP1857583U JPS59125778U (ja) 1983-02-10 1983-02-10 磁気デイスク
JP3144283U JPS59138063U (ja) 1983-03-04 1983-03-04 可撓性磁気デイスクのセンタ−コア

Publications (1)

Publication Number Publication Date
ATE30803T1 true ATE30803T1 (de) 1987-11-15

Family

ID=26355277

Family Applications (1)

Application Number Title Priority Date Filing Date
AT84300851T ATE30803T1 (de) 1983-02-10 1984-02-10 Flexible magnetscheiben.

Country Status (6)

Country Link
US (1) US4630156A (de)
EP (1) EP0116471B1 (de)
AT (1) ATE30803T1 (de)
AU (1) AU563630B2 (de)
CA (1) CA1217562A (de)
DE (1) DE3467452D1 (de)

Families Citing this family (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0101011B1 (de) * 1982-08-05 1988-11-02 Hitachi Maxell Ltd. Kassette für Aufzeichnungsplatte
US4630156A (en) * 1983-02-10 1986-12-16 Sony Corporation Flexible magnetic disc including hub structure
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
JPS6298041U (de) * 1985-12-06 1987-06-22
JPS62133272U (de) * 1986-02-10 1987-08-22
JPS62208480A (ja) * 1986-03-07 1987-09-12 Hitachi Maxell Ltd デイスクカ−トリツジ
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
JPS6396755A (ja) * 1986-10-13 1988-04-27 Pioneer Electronic Corp 光学式情報記録円盤の製造方法
US5010435A (en) * 1987-12-03 1991-04-23 Tdk Corporation Hub for a disk type recording medium
US4941066A (en) * 1988-05-11 1990-07-10 Shape Inc. Injection molded center core for a recording disc and related method of manufacture
US4983439A (en) * 1988-05-12 1991-01-08 Fuji Photo Film Co., Ltd. Method of manufacturing a recording medium and recording medium
JPH01181169U (de) * 1988-06-14 1989-12-27
US5014152A (en) * 1988-06-14 1991-05-07 Sony Corporation Flexible magnetic disc with a spring plate in the hub
JPH0487083A (ja) * 1990-07-31 1992-03-19 Sony Corp 磁気ディスクのセンターコア構造
US5270999A (en) * 1990-12-10 1993-12-14 Conner Peripherals, Inc. Apparatus and method for reducing disk distortion
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
US5200871A (en) * 1991-02-05 1993-04-06 Hoechst Celanese Corporation Flexible magnetic disc cassettes with integrally molded drag fingers
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
KR980011391A (ko) * 1996-07-10 1998-04-30 김광호 무게균형수단을 갖는 헤드드럼
US6807721B2 (en) * 2000-12-13 2004-10-26 Seagate Technology Llc Method for forming a disc stack assembly
US6760188B2 (en) 2000-12-13 2004-07-06 Seagate Technology Llc Disc stack assembly having a clamp plate and a retaining ring to clamp a disc to a spindle motor hub
US20070136737A1 (en) * 2005-12-08 2007-06-14 Ho Jun Ryu Metal-polymer composite hub and small form factor optical disk for information storage including the same
KR101339923B1 (ko) * 2011-11-03 2013-12-10 삼성전자주식회사 디스크 및 이를 포함하는 생체물질 검사장치

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1846378A (en) * 1930-05-28 1932-02-23 Durium Products Corp Pin holder for phonograph records
GB739859A (en) * 1953-04-02 1955-11-02 United Carr Fastener Corp Improvements in and relating to adaptors for gramophone records
AU495992B2 (en) * 1973-10-15 1976-04-15 Commonwealth Scientific And Industrial Research Organization A method of decoding signals received from a moving source ground installation
US3947839A (en) * 1975-01-31 1976-03-30 Frank Zigmant Trailer angular direction sensor and indicator
US4149207A (en) * 1977-10-25 1979-04-10 International Business Machines Corporation Cartridge and flexible magnetic disk assembly
JPS606938Y2 (ja) * 1980-08-14 1985-03-07 ソニー株式会社 記録再生用デイスクカセツト
GB2093254B (en) * 1980-12-31 1985-07-03 Sony Corp Apparatus for driving flexible discs
JPS57195674U (de) * 1981-06-05 1982-12-11
US4532564A (en) * 1981-09-16 1985-07-30 Dysan Corporation Removable disk cartridge
US4459628A (en) * 1982-04-19 1984-07-10 Cipher Data Products, Inc. Disk cartridge
US4503474A (en) * 1982-06-04 1985-03-05 Syquest Technology Disc drive cartridge arrangement
US4630156A (en) * 1983-02-10 1986-12-16 Sony Corporation Flexible magnetic disc including hub structure

Also Published As

Publication number Publication date
DE3467452D1 (en) 1987-12-17
EP0116471A1 (de) 1984-08-22
CA1217562A (en) 1987-02-03
EP0116471B1 (de) 1987-11-11
US4630156A (en) 1986-12-16
AU563630B2 (en) 1987-07-16
AU2441884A (en) 1984-08-16

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Legal Events

Date Code Title Description
UEP Publication of translation of european patent specification
REN Ceased due to non-payment of the annual fee