DE3010236C2 - Magnetplattenspeicher - Google Patents

Magnetplattenspeicher

Info

Publication number
DE3010236C2
DE3010236C2 DE19803010236 DE3010236A DE3010236C2 DE 3010236 C2 DE3010236 C2 DE 3010236C2 DE 19803010236 DE19803010236 DE 19803010236 DE 3010236 A DE3010236 A DE 3010236A DE 3010236 C2 DE3010236 C2 DE 3010236C2
Authority
DE
Germany
Prior art keywords
magnetic disk
air
spacers
housing
disk storage
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
DE19803010236
Other languages
German (de)
English (en)
Other versions
DE3010236A1 (de
Inventor
Kunio Higashiyamato Tokyo Hoshiya
Reizo Higashiyamato Tokyo Kaneko
Masayuki Tokyo Kimura
Shigemitsu Sayama Saitama Oguchi
Fujio Odawara Yamamoto
Tadashi Yokohama Kanagawa Yoshizawa
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.)
Nec Corp Nippon Telegraph And Telephone Corp Hit
Original Assignee
Fujitsu Ltd
Hitachi Ltd
Nippon Telegraph and Telephone Corp
Nippon Electric Co Ltd
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 Fujitsu Ltd, Hitachi Ltd, Nippon Telegraph and Telephone Corp, Nippon Electric Co Ltd filed Critical Fujitsu Ltd
Publication of DE3010236A1 publication Critical patent/DE3010236A1/de
Application granted granted Critical
Publication of DE3010236C2 publication Critical patent/DE3010236C2/de
Expired 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)
DE19803010236 1979-03-20 1980-03-17 Magnetplattenspeicher Expired DE3010236C2 (de)

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
DE3010236A1 DE3010236A1 (de) 1980-09-25
DE3010236C2 true DE3010236C2 (de) 1987-07-09

Family

ID=12340994

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19803010236 Expired DE3010236C2 (de) 1979-03-20 1980-03-17 Magnetplattenspeicher

Country Status (3)

Country Link
JP (1) JPS5827589B2 (en:Method)
DE (1) DE3010236C2 (en:Method)
FR (1) FR2452153A1 (en:Method)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6058548B2 (ja) * 1980-10-29 1985-12-20 富士通株式会社 磁気ディスク装置
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

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3487390A (en) * 1966-11-25 1969-12-30 Ncr Co Automatic protective cover for an interchangeable disc assembly
US3825951A (en) * 1970-02-06 1974-07-23 Kogyo Gijutsuin Magnetic disc memory
US3688289A (en) * 1970-05-13 1972-08-29 Georg Schnell Magnetic disc pack and arrangement for aerating the same
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
US4118746A (en) * 1977-03-04 1978-10-03 Burroughs Corporation High performance floppy pack and associated system
US4130845A (en) * 1977-07-08 1978-12-19 Microdata Corporation Disc cabinet recirculating air flow system

Also Published As

Publication number Publication date
DE3010236A1 (de) 1980-09-25
FR2452153A1 (fr) 1980-10-17
FR2452153B1 (en:Method) 1985-03-29
JPS55125588A (en) 1980-09-27
JPS5827589B2 (ja) 1983-06-10

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Legal Events

Date Code Title Description
OAP Request for examination filed
OD Request for examination
D2 Grant after examination
8328 Change in the person/name/address of the agent

Free format text: GEYER, W., DIPL.-ING. DR.-ING. HAGEMANN, H., DIPL.-CHEM. DR.RER.NAT. VON SAMSON-HIMMELSTJERNA, F., DIPL.-PHYS., PAT.-ANW., 8000 MUENCHEN

8363 Opposition against the patent
8328 Change in the person/name/address of the agent

Free format text: GEYER, W., DIPL.-ING. DR.-ING. HAGEMANN, H., DIPL.-CHEM. DR.RER.NAT., PAT.-ANW., 8000 MUENCHEN

8327 Change in the person/name/address of the patent owner

Owner name: NEC CORP. NIPPON TELEGRAPH AND TELEPHONE CORP. HIT

8328 Change in the person/name/address of the agent

Free format text: GEYER, W., DIPL.-ING. DR.-ING. HAGEMANN, H., DIPL.-CHEM. DR.RER.NAT. KEHL, G., DIPL.-PHYS., PAT.-ANW., 8000 MUENCHEN

8366 Restricted maintained after opposition proceedings
8305 Restricted maintenance of patent after opposition
D4 Patent maintained restricted
8328 Change in the person/name/address of the agent

Free format text: HAGEMANN, H., DIPL.-CHEM. DR.RER.NAT. KEHL, G., DIPL.-PHYS., PAT.-ANWAELTE, 8000 MUENCHEN

8339 Ceased/non-payment of the annual fee