IT983623B - Disco di registrazione dotato di mezzi di orientamento - Google Patents

Disco di registrazione dotato di mezzi di orientamento

Info

Publication number
IT983623B
IT983623B IT22158/73A IT2215873A IT983623B IT 983623 B IT983623 B IT 983623B IT 22158/73 A IT22158/73 A IT 22158/73A IT 2215873 A IT2215873 A IT 2215873A IT 983623 B IT983623 B IT 983623B
Authority
IT
Italy
Prior art keywords
recording disk
orientation means
orientation
recording
disk
Prior art date
Application number
IT22158/73A
Other languages
English (en)
Original Assignee
Ibm
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 Ibm filed Critical Ibm
Application granted granted Critical
Publication of IT983623B publication Critical patent/IT983623B/it

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
IT22158/73A 1972-06-23 1973-03-27 Disco di registrazione dotato di mezzi di orientamento IT983623B (it)

Applications Claiming Priority (1)

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

Publications (1)

Publication Number Publication Date
IT983623B true IT983623B (it) 1974-11-11

Family

ID=23012084

Family Applications (2)

Application Number Title Priority Date Filing Date
IT22159/73A IT982634B (it) 1972-06-23 1973-03-07 Meccanismo di orientamento per l impiego in un sistema magnetico di lettura registrazione
IT22158/73A IT983623B (it) 1972-06-23 1973-03-27 Disco di registrazione dotato di mezzi di orientamento

Family Applications Before (1)

Application Number Title Priority Date Filing Date
IT22159/73A IT982634B (it) 1972-06-23 1973-03-07 Meccanismo di orientamento per l impiego in un sistema magnetico di lettura registrazione

Country Status (14)

Country Link
US (1) US3797035A (it)
JP (2) JPS5431803B2 (it)
AR (1) AR197406A1 (it)
AU (2) AU471746B2 (it)
BR (1) BR7304227D0 (it)
CA (2) CA1009747A (it)
CH (2) CH558062A (it)
DE (2) DE2331459C2 (it)
ES (2) ES415532A1 (it)
FR (2) FR2197203B1 (it)
GB (2) GB1379354A (it)
IT (2) IT982634B (it)
NL (2) NL7308311A (it)
ZA (2) ZA733618B (it)

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
US4069508A (en) * 1976-02-25 1978-01-17 Texas Instruments Incorporated Flexible magnetic disc recording system
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
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
KR860700307A (ko) * 1984-07-06 1986-08-01 쉬베르다커 제이 디 경질 디스크 축적매체를 위한 개량기판과 그 제조방법 및 장치
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
WO1987004093A1 (en) * 1985-12-28 1987-07-16 Falcore Co., Ltd. Method of preparing metal base for memory disk
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
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 (it) * 1966-10-19 1968-07-31
JPS4528133Y1 (it) * 1967-08-12 1970-10-29

Also Published As

Publication number Publication date
GB1379355A (en) 1975-01-02
NL7308311A (it) 1973-12-27
JPS5431803B2 (it) 1979-10-09
ZA733618B (en) 1975-01-29
ES415532A1 (es) 1976-05-01
AU5625073A (en) 1975-01-09
US3797035A (en) 1974-03-12
JPS4958811A (it) 1974-06-07
FR2197203A1 (it) 1974-03-22
DE2331459C2 (de) 1983-05-26
NL168983C (nl) 1982-05-17
DE2331459A1 (de) 1974-01-17
CH558065A (de) 1975-01-15
AR197406A1 (es) 1974-04-05
AU474740B2 (en) 1976-07-29
IT982634B (it) 1974-10-21
NL168983B (nl) 1981-12-16
FR2197203B1 (it) 1976-09-17
AU471746B2 (en) 1976-04-29
AU5625173A (en) 1974-12-05
ZA733617B (en) 1975-01-29
BR7304227D0 (pt) 1974-07-25
ES415533A1 (es) 1976-02-16
JPS5515789B2 (it) 1980-04-25
GB1379354A (en) 1975-01-02
FR2231069A1 (it) 1974-12-20
NL7308312A (it) 1973-12-27
CH558062A (de) 1975-01-15
CA1009747A (en) 1977-05-03
DE2331460A1 (de) 1974-01-17
JPS4958805A (it) 1974-06-07
FR2231069B1 (it) 1976-05-28
DE2331460C2 (de) 1983-09-22
CA1009746A (en) 1977-05-03

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