JPS57179970A - Floppy disc drive device - Google Patents

Floppy disc drive device

Info

Publication number
JPS57179970A
JPS57179970A JP56065406A JP6540681A JPS57179970A JP S57179970 A JPS57179970 A JP S57179970A JP 56065406 A JP56065406 A JP 56065406A JP 6540681 A JP6540681 A JP 6540681A JP S57179970 A JPS57179970 A JP S57179970A
Authority
JP
Japan
Prior art keywords
driving hub
disc
cone
plate
floppy disc
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
JP56065406A
Other languages
English (en)
Other versions
JPH033303B2 (ja
Inventor
Masayuki Suzaki
Tetsuo Hirota
Tetsuo Sugano
Takejiro Oguchi
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.)
Ricoh Co Ltd
Original Assignee
Ricoh 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 Ricoh Co Ltd filed Critical Ricoh Co Ltd
Priority to JP56065406A priority Critical patent/JPS57179970A/ja
Priority to US06/369,682 priority patent/US4620249A/en
Priority to GB8211986A priority patent/GB2099203B/en
Priority to DE3215821A priority patent/DE3215821C2/de
Publication of JPS57179970A publication Critical patent/JPS57179970A/ja
Publication of JPH033303B2 publication Critical patent/JPH033303B2/ja
Granted legal-status Critical Current

Links

Classifications

    • 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
    • G11B19/02—Control of operating function, e.g. switching from recording to reproducing
    • G11B19/10—Control of operating function, e.g. switching from recording to reproducing by sensing presence or absence of record in accessible stored position or on turntable

Landscapes

  • Holding Or Fastening Of Disk On Rotational Shaft (AREA)
  • Rotational Drive Of Disk (AREA)
JP56065406A 1981-04-28 1981-04-28 Floppy disc drive device Granted JPS57179970A (en)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP56065406A JPS57179970A (en) 1981-04-28 1981-04-28 Floppy disc drive device
US06/369,682 US4620249A (en) 1981-04-28 1982-04-19 Apparatus for driving a floppy disc
GB8211986A GB2099203B (en) 1981-04-28 1982-04-26 Apparatus for driving floppy disc
DE3215821A DE3215821C2 (de) 1981-04-28 1982-04-28 Magnetische Aufzeichnungs- und Wiedergabevorrichtung

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP56065406A JPS57179970A (en) 1981-04-28 1981-04-28 Floppy disc drive device

Related Child Applications (1)

Application Number Title Priority Date Filing Date
JP32529488A Division JPH01199362A (ja) 1988-12-23 1988-12-23 デイスクドライブ装置

Publications (2)

Publication Number Publication Date
JPS57179970A true JPS57179970A (en) 1982-11-05
JPH033303B2 JPH033303B2 (ja) 1991-01-18

Family

ID=13286106

Family Applications (1)

Application Number Title Priority Date Filing Date
JP56065406A Granted JPS57179970A (en) 1981-04-28 1981-04-28 Floppy disc drive device

Country Status (1)

Country Link
JP (1) JPS57179970A (ja)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61240476A (ja) * 1985-04-17 1986-10-25 Seiko Epson Corp 磁気デイスク装置
US4675762A (en) * 1983-07-29 1987-06-23 Teac Corporation Disk loading and clamping mechanism for a data transfer apparatus
US4740852A (en) * 1983-12-06 1988-04-26 Alps Electric Co., Ltd. Disk presser mechanism for use in magnetic recording and reproducing apparatus

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS55132567A (en) * 1979-03-30 1980-10-15 Shinatsupusu:Kk Record player
JPS5616871U (ja) * 1979-07-14 1981-02-14

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS53456A (en) * 1976-06-23 1978-01-06 Toshiba Corp Oil cooler of air-blast and forced oil type

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS55132567A (en) * 1979-03-30 1980-10-15 Shinatsupusu:Kk Record player
JPS5616871U (ja) * 1979-07-14 1981-02-14

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4675762A (en) * 1983-07-29 1987-06-23 Teac Corporation Disk loading and clamping mechanism for a data transfer apparatus
US4740852A (en) * 1983-12-06 1988-04-26 Alps Electric Co., Ltd. Disk presser mechanism for use in magnetic recording and reproducing apparatus
JPS61240476A (ja) * 1985-04-17 1986-10-25 Seiko Epson Corp 磁気デイスク装置

Also Published As

Publication number Publication date
JPH033303B2 (ja) 1991-01-18

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