FR2452153A1 - Dispositif formant memoire a disques magnetiques - Google Patents

Dispositif formant memoire a disques magnetiques

Info

Publication number
FR2452153A1
FR2452153A1 FR8006160A FR8006160A FR2452153A1 FR 2452153 A1 FR2452153 A1 FR 2452153A1 FR 8006160 A FR8006160 A FR 8006160A FR 8006160 A FR8006160 A FR 8006160A FR 2452153 A1 FR2452153 A1 FR 2452153A1
Authority
FR
France
Prior art keywords
stack
magnetic
storage device
radial air
air channels
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
FR8006160A
Other languages
English (en)
French (fr)
Other versions
FR2452153B1 (enExample
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.)
NTT Inc
Original Assignee
Nippon Telegraph and Telephone 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 Nippon Telegraph and Telephone Corp filed Critical Nippon Telegraph and Telephone Corp
Publication of FR2452153A1 publication Critical patent/FR2452153A1/fr
Application granted granted Critical
Publication of FR2452153B1 publication Critical patent/FR2452153B1/fr
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
    • 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
    • G11B17/038—Centering or locking of a plurality of discs in a single cartridge
    • 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
    • G11B23/021—Containers; Storing means both adapted to cooperate with the recording or reproducing means comprising means for reducing influence of physical parameters, e.g. temperature change, moisture
    • 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
    • G11B23/50—Reconditioning of record carriers; Cleaning of record carriers ; Carrying-off electrostatic charges
    • G11B23/505—Reconditioning of record carriers; Cleaning of record carriers ; Carrying-off electrostatic charges of disk carriers

Landscapes

  • Manufacturing Of Magnetic Record Carriers (AREA)
  • Holding Or Fastening Of Disk On Rotational Shaft (AREA)
FR8006160A 1979-03-20 1980-03-19 Dispositif formant memoire a disques magnetiques Granted FR2452153A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP3179579A JPS5827589B2 (ja) 1979-03-20 1979-03-20 磁気デイスク記憶装置

Publications (2)

Publication Number Publication Date
FR2452153A1 true FR2452153A1 (fr) 1980-10-17
FR2452153B1 FR2452153B1 (enExample) 1985-03-29

Family

ID=12340994

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8006160A Granted FR2452153A1 (fr) 1979-03-20 1980-03-19 Dispositif formant memoire a disques magnetiques

Country Status (3)

Country Link
JP (1) JPS5827589B2 (enExample)
DE (1) DE3010236C2 (enExample)
FR (1) FR2452153A1 (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0063607A4 (en) * 1980-10-29 1983-03-07 Fujitsu Ltd Magnetic disk device.

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4639802A (en) * 1984-06-25 1987-01-27 International Business Machines Corporation Shrink ring for disk clamping
JPH0690784B2 (ja) * 1986-04-14 1994-11-14 帝人株式会社 磁気記録用テ−プ
US4819105A (en) * 1987-10-26 1989-04-04 Edwards William J Spacer for disks in a disk drive
US5956203A (en) * 1997-08-26 1999-09-21 International Business Machines Corporation Disk drive having an insert with a channel for directing air flow to a rotary actuator voicecoil
KR100468738B1 (ko) * 2002-06-19 2005-01-29 삼성전자주식회사 하드 디스크 드라이브의 디스크 스페이서

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH464293A (fr) * 1966-11-25 1968-10-31 Ncr Co Appareil transducteur à disques pour enregistrement magnétique
FR2091576A5 (enExample) * 1970-05-13 1972-01-14 Basf Ag
FR2382739A1 (fr) * 1977-03-04 1978-09-29 Burroughs Corp Charge a disques souples

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3825951A (en) * 1970-02-06 1974-07-23 Kogyo Gijutsuin Magnetic disc memory
US3710357A (en) * 1970-07-02 1973-01-09 Ibm Magnetic disk storage file in sealed enclosure
GB1342495A (en) * 1971-03-13 1974-01-03 Ibm Transducer arms for magnetic disc recording and or reproducing apparatus
US3846835A (en) * 1973-05-29 1974-11-05 Sperry Rand Corp Clean air system for magnetic storage disk pack
US3846837A (en) * 1973-06-20 1974-11-05 Intelligent Memory Syst Inc Stacked flexible disc unit with head plugs
US4008492A (en) * 1975-07-23 1977-02-15 Control Data Corporation Thermally stabilized enclosure for magnetic disk
JPS5276009A (en) * 1975-12-22 1977-06-25 Fujitsu Ltd Magnetic disk cartridge
US4130845A (en) * 1977-07-08 1978-12-19 Microdata Corporation Disc cabinet recirculating air flow system

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH464293A (fr) * 1966-11-25 1968-10-31 Ncr Co Appareil transducteur à disques pour enregistrement magnétique
FR2091576A5 (enExample) * 1970-05-13 1972-01-14 Basf Ag
FR2382739A1 (fr) * 1977-03-04 1978-09-29 Burroughs Corp Charge a disques souples

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0063607A4 (en) * 1980-10-29 1983-03-07 Fujitsu Ltd Magnetic disk device.
US4562499A (en) * 1980-10-29 1985-12-31 Fujitsu Limited Magnetic disk unit

Also Published As

Publication number Publication date
DE3010236A1 (de) 1980-09-25
FR2452153B1 (enExample) 1985-03-29
JPS55125588A (en) 1980-09-27
DE3010236C2 (de) 1987-07-09
JPS5827589B2 (ja) 1983-06-10

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Legal Events

Date Code Title Description
TP Transmission of property
ST Notification of lapse