FR2528211B1 - Dispositif de memoire a disque magnetique - Google Patents

Dispositif de memoire a disque magnetique

Info

Publication number
FR2528211B1
FR2528211B1 FR8307139A FR8307139A FR2528211B1 FR 2528211 B1 FR2528211 B1 FR 2528211B1 FR 8307139 A FR8307139 A FR 8307139A FR 8307139 A FR8307139 A FR 8307139A FR 2528211 B1 FR2528211 B1 FR 2528211B1
Authority
FR
France
Prior art keywords
memory device
magnetic disc
disc memory
magnetic
memory
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.)
Expired
Application number
FR8307139A
Other languages
English (en)
Other versions
FR2528211A1 (fr
Inventor
David Buchanan Jepsen
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.)
Tandon Corp
Original Assignee
Tandon 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 Tandon Corp filed Critical Tandon Corp
Publication of FR2528211A1 publication Critical patent/FR2528211A1/fr
Application granted granted Critical
Publication of FR2528211B1 publication Critical patent/FR2528211B1/fr
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B33/00—Constructional parts, details or accessories not provided for in the other groups of this subclass
    • G11B33/12—Disposition of constructional parts in the apparatus, e.g. of power supply, of modules
    • G11B33/121—Disposition of constructional parts in the apparatus, e.g. of power supply, of modules the apparatus comprising a single recording/reproducing device
    • G11B33/122—Arrangements for providing electrical connections, e.g. connectors, cables, switches
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B19/00—Driving, starting, stopping record carriers not specifically of filamentary or web form, or of supports therefor; Control thereof; Control of operating function ; Driving both disc and head
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B19/00—Driving, starting, stopping record carriers not specifically of filamentary or web form, or of supports therefor; Control thereof; Control of operating function ; Driving both disc and head
    • G11B19/20—Driving; Starting; Stopping; Control thereof
    • G11B19/28—Speed controlling, regulating, or indicating
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B25/00—Apparatus characterised by the shape of record carrier employed but not specific to the method of recording or reproducing, e.g. dictating apparatus; Combinations of such apparatus
    • G11B25/04—Apparatus characterised by the shape of record carrier employed but not specific to the method of recording or reproducing, e.g. dictating apparatus; Combinations of such apparatus using flat record carriers, e.g. disc, card
    • G11B25/043—Apparatus characterised by the shape of record carrier employed but not specific to the method of recording or reproducing, e.g. dictating apparatus; Combinations of such apparatus using flat record carriers, e.g. disc, card using rotating discs
FR8307139A 1982-06-02 1983-04-29 Dispositif de memoire a disque magnetique Expired FR2528211B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/384,428 US4524399A (en) 1982-06-02 1982-06-02 Magnetic disk memory power supply

Publications (2)

Publication Number Publication Date
FR2528211A1 FR2528211A1 (fr) 1983-12-09
FR2528211B1 true FR2528211B1 (fr) 1987-02-20

Family

ID=23517275

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8307139A Expired FR2528211B1 (fr) 1982-06-02 1983-04-29 Dispositif de memoire a disque magnetique

Country Status (5)

Country Link
US (1) US4524399A (fr)
JP (1) JPS58222475A (fr)
DE (1) DE3317049A1 (fr)
FR (1) FR2528211B1 (fr)
GB (1) GB2122425B (fr)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4639798A (en) * 1982-11-26 1987-01-27 Quantum Corporation Disk drive having two interactive electromechanical control subsystems
US4706117A (en) * 1984-06-01 1987-11-10 Arnold Schoolman Stereo laser disc viewing system
WO1990008999A1 (fr) * 1989-01-31 1990-08-09 Storage Technology Corporation Memoire tampon pour têtes de lecture/ecriture
JP3041542B2 (ja) * 1991-04-01 2000-05-15 セイコーインスツルメンツ株式会社 ステップモータ駆動回路

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2311904C2 (de) * 1973-03-09 1975-03-20 Siemens Ag, 1000 Berlin Und 8000 Muenchen Anordnung zur Drehzahlregelung eines mit einer elektronischen Kommutierungseinrichtung ausgestatteten Gleichstrommotors
JPS5095716A (fr) * 1973-12-26 1975-07-30
JPS5128615A (fr) * 1974-09-05 1976-03-11 Canon Kk
NL7601844A (nl) * 1976-02-24 1977-08-26 Philips Nv Stappenmotor met bekrachtigingsschakeling.
JPS5322704A (en) * 1976-08-16 1978-03-02 Hitachi Ltd Rotation damping device of tu rntable
US4238717A (en) * 1977-05-23 1980-12-09 Nu-Tech Industries, Inc. Optimum efficiency rotary machine having synchronous operation at a selectable speed
US4139877A (en) * 1977-11-04 1979-02-13 Townsend Robert H Modular read/write head carriage with drive for floppy disk units
JPS5619473A (en) * 1979-07-27 1981-02-24 Citizen Watch Co Ltd Electronic timepiece
US4313143A (en) * 1979-09-04 1982-01-26 Minnesota Mining And Manufacturing Co. Head positioning mechanism for data cartridge recorder
US4315290A (en) * 1980-01-11 1982-02-09 Siemens Corporation Apparatus for shifting the magnetic read/write head carriage in a floppy disk drive unit

Also Published As

Publication number Publication date
JPS58222475A (ja) 1983-12-24
DE3317049A1 (de) 1983-12-08
GB2122425A (en) 1984-01-11
FR2528211A1 (fr) 1983-12-09
US4524399A (en) 1985-06-18
GB8312592D0 (en) 1983-06-08
GB2122425B (en) 1986-01-02

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Legal Events

Date Code Title Description
ST Notification of lapse