FR2197203B1 - - Google Patents

Info

Publication number
FR2197203B1
FR2197203B1 FR7320847*A FR7320847A FR2197203B1 FR 2197203 B1 FR2197203 B1 FR 2197203B1 FR 7320847 A FR7320847 A FR 7320847A FR 2197203 B1 FR2197203 B1 FR 2197203B1
Authority
FR
France
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
FR7320847*A
Other versions
FR2197203A1 (fr
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.)
International Business Machines Corp
Original Assignee
International Business Machines 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 International Business Machines Corp filed Critical International Business Machines Corp
Publication of FR2197203A1 publication Critical patent/FR2197203A1/fr
Application granted granted Critical
Publication of FR2197203B1 publication Critical patent/FR2197203B1/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
    • 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
    • G11B17/0282—Positioning or locking of single discs of discs rotating during transducing operation by means provided on the turntable
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
    • G11B5/74—Record carriers characterised by the form, e.g. sheet shaped to wrap around a drum
    • G11B5/82—Disk carriers
FR7320847*A 1972-06-23 1973-05-25 Expired FR2197203B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US26584172A 1972-06-23 1972-06-23

Publications (2)

Publication Number Publication Date
FR2197203A1 FR2197203A1 (fr) 1974-03-22
FR2197203B1 true FR2197203B1 (fr) 1976-09-17

Family

ID=23012084

Family Applications (2)

Application Number Title Priority Date Filing Date
FR7320846*A Expired FR2231069B1 (fr) 1972-06-23 1973-05-25
FR7320847*A Expired FR2197203B1 (fr) 1972-06-23 1973-05-25

Family Applications Before (1)

Application Number Title Priority Date Filing Date
FR7320846*A Expired FR2231069B1 (fr) 1972-06-23 1973-05-25

Country Status (14)

Country Link
US (1) US3797035A (fr)
JP (2) JPS5515789B2 (fr)
AR (1) AR197406A1 (fr)
AU (2) AU474740B2 (fr)
BR (1) BR7304227D0 (fr)
CA (2) CA1009747A (fr)
CH (2) CH558062A (fr)
DE (2) DE2331460C2 (fr)
ES (2) ES415532A1 (fr)
FR (2) FR2231069B1 (fr)
GB (2) GB1379355A (fr)
IT (2) IT982634B (fr)
NL (2) NL168983C (fr)
ZA (2) ZA733618B (fr)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3953891A (en) * 1975-03-17 1976-04-27 International Business Machines Corporation Soundhead restore mechanism for use in a disc machine
JPS51140608A (en) * 1975-05-28 1976-12-03 Sanyo Electric Co Ltd Recording and playback device
JPS527221A (en) * 1975-06-11 1977-01-20 Matsushita Electric Ind Co Ltd Flexible-sheet holding device
US4060839A (en) * 1976-01-07 1977-11-29 Texas Instruments Incorporated Flexible information storage disc
DE2700298A1 (de) * 1976-01-07 1977-09-08 Texas Instruments Inc Anordnung zum aufzeichnen und/oder lesen von informationen
US4069508A (en) * 1976-02-25 1978-01-17 Texas Instruments Incorporated Flexible magnetic disc recording system
US4124118A (en) * 1976-08-09 1978-11-07 Rca Corporation Rotational restraint for a video disc package
IT1073290B (it) * 1977-03-04 1985-04-13 Olivetti & Co Spa Apparecchiatura per registrare e o leggere informazioni binarie su un disco magnetico flessibile di piccole dimensioni
JPS5412807A (en) * 1977-06-30 1979-01-30 Anritsu Corp Portable magnetic recording disc
JPS54126507A (en) * 1978-03-25 1979-10-01 Sakae Tanaka Record player system
JPS5736473A (en) * 1980-08-14 1982-02-27 Sony Corp Rotating driving device
US4400753A (en) * 1981-06-19 1983-08-23 International Business Machines Corporation Universal magnetic recording disk cartridge
JPS60253078A (ja) * 1984-05-30 1985-12-13 Toshiba Corp 回転磁気記録媒体
US4870524A (en) * 1984-07-06 1989-09-26 Furukawa Aluminum Co., Ltd. Substrate for rigid disk storage media
WO1986000741A1 (fr) * 1984-07-06 1986-01-30 Falcore Co., Ltd. Substrat ameliore pour support d'enregistrement a disque rigide; procede et appareil de fabrication d'un tel substrat
JPH0638964B2 (ja) * 1985-12-28 1994-05-25 古河アルミニウム工業株式会社 メモリデイスク用基板の製造方法
JPH0638965B2 (ja) * 1985-12-28 1994-05-25 古河アルミニウム工業株式会社 メモリデイスク用基板の製造方法
DE3790008T1 (fr) * 1985-12-28 1988-03-10
DE4124496A1 (de) * 1991-07-24 1993-01-28 Teves Gmbh Alfred Bremsanlage fuer kraftfahrzeuge mit elektrischem antrieb

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE972544C (de) * 1950-09-23 1959-08-13 Telefunken Gmbh Magnettongeraet mit blatt- oder scheibenfoermigem Magnetogrammtraeger
DE1196388B (de) * 1959-09-15 1965-07-08 Ricoh Kk Vorrichtung zur Justierung der Magnettonfolie in einem Magnettongeraet mit spiralfoermiger Magnetspur
JPS4318514Y1 (fr) * 1966-10-19 1968-07-31
JPS4528133Y1 (fr) * 1967-08-12 1970-10-29

Also Published As

Publication number Publication date
CH558065A (de) 1975-01-15
GB1379355A (en) 1975-01-02
ES415533A1 (es) 1976-02-16
AU5625073A (en) 1975-01-09
CA1009747A (en) 1977-05-03
BR7304227D0 (pt) 1974-07-25
AR197406A1 (es) 1974-04-05
AU474740B2 (en) 1976-07-29
FR2197203A1 (fr) 1974-03-22
ZA733618B (en) 1975-01-29
NL168983B (nl) 1981-12-16
DE2331459A1 (de) 1974-01-17
GB1379354A (en) 1975-01-02
CA1009746A (en) 1977-05-03
US3797035A (en) 1974-03-12
AU471746B2 (en) 1976-04-29
DE2331460C2 (de) 1983-09-22
NL168983C (nl) 1982-05-17
JPS5515789B2 (fr) 1980-04-25
FR2231069A1 (fr) 1974-12-20
CH558062A (de) 1975-01-15
DE2331460A1 (de) 1974-01-17
NL7308311A (fr) 1973-12-27
ES415532A1 (es) 1976-05-01
JPS5431803B2 (fr) 1979-10-09
IT983623B (it) 1974-11-11
AU5625173A (en) 1974-12-05
JPS4958805A (fr) 1974-06-07
JPS4958811A (fr) 1974-06-07
IT982634B (it) 1974-10-21
FR2231069B1 (fr) 1976-05-28
NL7308312A (fr) 1973-12-27
ZA733617B (en) 1975-01-29
DE2331459C2 (de) 1983-05-26

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Legal Events

Date Code Title Description
ST Notification of lapse