ES497482A0 - Sistema para grabar y-o leer informacion - Google Patents

Sistema para grabar y-o leer informacion

Info

Publication number
ES497482A0
ES497482A0 ES497482A ES497482A ES497482A0 ES 497482 A0 ES497482 A0 ES 497482A0 ES 497482 A ES497482 A ES 497482A ES 497482 A ES497482 A ES 497482A ES 497482 A0 ES497482 A0 ES 497482A0
Authority
ES
Spain
Prior art keywords
information
central opening
turntable
recess
drive unit
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.)
Granted
Application number
ES497482A
Other languages
English (en)
Other versions
ES8206077A1 (es
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.)
Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken NV
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 Philips Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV
Publication of ES8206077A1 publication Critical patent/ES8206077A1/es
Publication of ES497482A0 publication Critical patent/ES497482A0/es
Granted legal-status Critical Current

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
    • G11B17/0284—Positioning or locking of single discs of discs rotating during transducing operation by clampers

Landscapes

  • Holding Or Fastening Of Disk On Rotational Shaft (AREA)
  • Indexing, Searching, Synchronizing, And The Amount Of Synchronization Travel Of Record Carriers (AREA)
  • Preparation Of Compounds By Using Micro-Organisms (AREA)
ES497482A 1979-12-10 1980-12-05 Sistema para grabar y-o leer informacion Granted ES497482A0 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL7908859A NL7908859A (nl) 1979-12-10 1979-12-10 Systeem voor het inschrijven en/of uitlezen van informatie.

Publications (2)

Publication Number Publication Date
ES8206077A1 ES8206077A1 (es) 1982-08-01
ES497482A0 true ES497482A0 (es) 1982-08-01

Family

ID=19834296

Family Applications (1)

Application Number Title Priority Date Filing Date
ES497482A Granted ES497482A0 (es) 1979-12-10 1980-12-05 Sistema para grabar y-o leer informacion

Country Status (10)

Country Link
US (1) US4358803A (es)
EP (1) EP0030754B1 (es)
JP (1) JPS5693155A (es)
AT (1) ATE42159T1 (es)
AU (1) AU537046B2 (es)
CA (1) CA1155549A (es)
DE (1) DE3072150D1 (es)
ES (1) ES497482A0 (es)
NL (1) NL7908859A (es)
SG (1) SG85190G (es)

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL8000381A (nl) * 1980-01-22 1981-08-17 Philips Nv Systeem voor het inschrijven en/of uitlezen van informatie.
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
JPS5786173A (en) * 1980-11-17 1982-05-29 Toshiba Corp Recorder and reproducer
FR2521333A1 (fr) * 1982-02-11 1983-08-12 Cii Honeywell Bull Cartouche pour disque(s) magnetique(s) amovible(s)
US4458278A (en) * 1982-04-29 1984-07-03 Datacopy Corporation Disk-centering mechanism for use with a high-density flexible disk
JPS593761A (ja) * 1982-06-30 1984-01-10 Toshiba Corp 磁気デイスク装置
EP0120950A1 (en) * 1982-09-30 1984-10-10 Drivetec Inc. A mechanism for clamping and spinning a flexible disk
US4530022A (en) * 1982-11-04 1985-07-16 Amcodyne Incorporated Apparatus and method for protecting disks in a computer peripheral system
US4542426A (en) * 1983-05-31 1985-09-17 Storage Technology Partners Ii Flexible hub for removable disk
JPS60155043U (ja) * 1984-03-21 1985-10-16 アルプス電気株式会社 デイスク駆動機構
JPS60163544U (ja) * 1984-04-02 1985-10-30 アルプス電気株式会社 デイスククランプ装置
DE3515059A1 (de) * 1984-05-11 1985-11-14 Hewlett-Packard Co., Palo Alto, Calif. Vorrichtung zum befestigen einer speicherplatte in einer plattenspeichereinrichtung
NL8402176A (nl) * 1984-07-10 1986-02-03 Philips Nv Inrichting voor het met een stralingsvlek inschrijven en/of uitlezen van informatie op een roterende informatieplaat.
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
US4683505A (en) * 1984-12-24 1987-07-28 International Business Machines Corporation Alternately centered disk pack assembly and method
CA1320569C (en) * 1986-12-01 1993-07-20 Hendrikus W.C.M. Peeters Optically readable disk with self centering hub
JPH04345954A (ja) * 1991-05-24 1992-12-01 Pioneer Electron Corp ディスクプレーヤ
KR100223210B1 (ko) * 1996-11-09 1999-10-15 윤종용 하드디스크 드라이브의 디스크 균형을 맞추기 위한 조립방법 및 장치
US6297931B2 (en) * 1997-08-15 2001-10-02 Sony Corporation Recording disk with round spindle hole in magnetic hub and prerecorded tracking servo information
DE19859356A1 (de) 1998-12-22 2000-06-29 Thomson Brandt Gmbh Aufzeichnungs- oder Wiedergabegerät mit einer Halterung für plattenförmige Aufzeichnungsträger
US6252843B1 (en) 1999-04-09 2001-06-26 Hewlett Packard Company Automatic clamping of compact discs
KR100463431B1 (ko) * 2002-02-07 2004-12-23 삼성전기주식회사 광 디스크용 클램프장치
US7164554B2 (en) * 2004-06-30 2007-01-16 Hitachi Global Storage Technologies Netherlands Bv Disk drive with hub and apparatus for prevention of lubrication migration for lubricated clamp fasteners in disk drive applications

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1881110A (en) * 1930-07-24 1932-10-04 Durium Products Corp Phonograph record
US3416154A (en) * 1966-01-14 1968-12-10 Itek Corp Data disk structure and rotatable mounting therefor
US3488059A (en) * 1966-09-29 1970-01-06 Dario Bellini Gramophone record player
US3898814A (en) * 1974-05-13 1975-08-12 Shugart Associates Mechanism for clamping and driving a flexible disc
JPS527610U (es) * 1975-07-04 1977-01-19
DD125990A1 (es) * 1976-06-10 1977-06-08
US4125883A (en) * 1977-09-02 1978-11-14 Memorex Corporation Apparatus for centering and clamping a flexible magnetic recording disc
US4171531A (en) * 1977-11-09 1979-10-16 Magnetic Peripherals Inc. Device for centering and driving flexible discs
NL182032C (nl) * 1978-06-05 1987-12-16 Philips Nv Inrichting voor het centreren, richten en vastklemmen van een roterende plaat.

Also Published As

Publication number Publication date
JPS5693155A (en) 1981-07-28
EP0030754A1 (en) 1981-06-24
DE3072150D1 (en) 1989-05-18
AU537046B2 (en) 1984-05-31
ES8206077A1 (es) 1982-08-01
ATE42159T1 (de) 1989-04-15
US4358803A (en) 1982-11-09
AU6516380A (en) 1981-06-18
EP0030754B1 (en) 1989-04-12
JPS6342337B2 (es) 1988-08-23
CA1155549A (en) 1983-10-18
SG85190G (en) 1991-01-04
NL7908859A (nl) 1981-07-01

Similar Documents

Publication Publication Date Title
ES497482A0 (es) Sistema para grabar y-o leer informacion
ES526601A0 (es) Un aparato para registrar yno leer informacion en un disco legible opticamente
DE3789808D1 (de) Plattenanordnung und plattenähnliches speichermedium.
BR7907413A (pt) Aparelho para e processo de girar um disco de armazenamento de informacao em relacao a um transdutor e aparelho para registrar informacao em um disco de armazenamento de informacao
ES498339A0 (es) Un aparato para inscribir informacion en un medio de registro legible opticamente en forma de disco.
DE69015288D1 (de) Ladegerät für plattenförmigen Aufzeichnungsträger.
DE3852808D1 (de) Informationsverwaltungssystem für beschreibbare optische Platten.
MY113154A (en) Method and apparatus for recording and reproducing information using pseudo identification signal
MY113315A (en) Optical disc, device for checking optical disc, and device for recording information on optical disc
ES528823A0 (es) Aparato para registrar yno leer informacion en un disco
NL187716B (nl) Inrichting voor het optisch lezen van informatie in sporen van een registratiemedium.
NL7810483A (nl) Werkwijze, stelsel en inrichting voor uitlezing, bij- voorbeeld optische uitlezing, van op een magnetisch registratiemedium opgenomen informatie.
ES527159A0 (es) Un aparato para registrar datos en una forma detectable por un haz o radiacion de lectura en un medio de registro
NL192230B (nl) Bedrijfswijze-omschakelmechanisme voor opname- en/of weergave-apparaat voor registratiedragers.
FR2472811B1 (fr) Appareil d'enregistrement et/ou de reproduction de signaux d'information et support d'enregistrement pour un tel appareil
NL7607425A (nl) Werkwijze voor het optekenen en weergeven van informatie op een schijfvormige registratie- drager en inrichting voor het uitvoeren van deze werkwijze.
NL185693B (nl) Registratiestelsel voor het registreren van informatie op een registratiemedium.
DE3484780D1 (de) Befestigungsanordnung und steuergeraet geeignet fuer ein wiedergabe- oder aufzeichnungsgeraet fuer optische platten und eine anordnung oder ein derartiges geraet enthaltendes wiedergabe- oder aufzeichnungsgeraet.
ES418386A1 (es) Aparato para leer un portador de registro en forma de dis- co.
NL185428B (nl) Inrichting voor het optisch weergeven van signalen geregistreerd op een roterend registratiemedium.
DE3887601D1 (de) Informationsaufnahme- und/oder -wiedergabegerät mit Mitteln zur Feststellung aller Spurfolgefehler.
ES8403230A1 (es) Un aparato de discos opticos para reproducir y-o registrar informacion sobre un disco optico giratorio.
SE438935B (sv) Apparat for registrering av periodiska informationer samt apparat for reproducering av sadana registrerade informationer
GB1501758A (en) Device for writing and/or reproducing information on and/or from a rotating disc-shaped record carrier
DE69113343D1 (de) Linse für ein optisches Aufzeichnungs- und Wiedergabegerät für plattenförmige Aufzeichnungsträger.

Legal Events

Date Code Title Description
FD1A Patent lapsed

Effective date: 19980202