IT981513B - Apparecchiatura perfezionata per fissare e centrare un disco magne tico flessibile in un unita a dischi - Google Patents

Apparecchiatura perfezionata per fissare e centrare un disco magne tico flessibile in un unita a dischi

Info

Publication number
IT981513B
IT981513B IT21892/73A IT2189273A IT981513B IT 981513 B IT981513 B IT 981513B IT 21892/73 A IT21892/73 A IT 21892/73A IT 2189273 A IT2189273 A IT 2189273A IT 981513 B IT981513 B IT 981513B
Authority
IT
Italy
Prior art keywords
centering
flexible
fixing
disk unit
magne tic
Prior art date
Application number
IT21892/73A
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 IT981513B publication Critical patent/IT981513B/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
    • G11B17/032—Positioning by moving the door or the cover
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T279/00—Chucks or sockets
    • Y10T279/10—Expanding
    • Y10T279/1004—Collet type
    • Y10T279/1008—Fixed jaws and moving cam
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T279/00—Chucks or sockets
    • Y10T279/10—Expanding
    • Y10T279/1037—Axially moving actuator
    • Y10T279/1041—Wedge
    • Y10T279/1045—Internal cone
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T279/00—Chucks or sockets
    • Y10T279/26—Chucks or sockets with centering means
IT21892/73A 1972-06-21 1973-03-21 Apparecchiatura perfezionata per fissare e centrare un disco magne tico flessibile in un unita a dischi IT981513B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US26502972A 1972-06-21 1972-06-21

Publications (1)

Publication Number Publication Date
IT981513B true IT981513B (it) 1974-10-10

Family

ID=23008652

Family Applications (1)

Application Number Title Priority Date Filing Date
IT21892/73A IT981513B (it) 1972-06-21 1973-03-21 Apparecchiatura perfezionata per fissare e centrare un disco magne tico flessibile in un unita a dischi

Country Status (16)

Country Link
US (1) US3768815A (it)
JP (1) JPS5148051B2 (it)
AR (1) AR199575A1 (it)
AU (1) AU471372B2 (it)
BE (1) BE800847A (it)
BR (1) BR7304409D0 (it)
CA (1) CA1001302A (it)
CH (1) CH554580A (it)
DE (1) DE2330818C3 (it)
ES (1) ES415764A1 (it)
FR (1) FR2197489A5 (it)
GB (1) GB1388089A (it)
IT (1) IT981513B (it)
NL (1) NL169793C (it)
SE (1) SE388495B (it)
ZA (1) ZA733534B (it)

Families Citing this family (44)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4024581A (en) * 1973-12-05 1977-05-17 Ing. C. Olivetti & C., S.P.A. Apparatus for writing on, and/or reading, magnetic discs
US3867724A (en) * 1973-12-10 1975-02-18 Ibm Head drive apparatus
US3968972A (en) * 1974-06-21 1976-07-13 Sycor, Inc. Self centering hub for flexible recording discs and the like
US3972535A (en) * 1974-11-08 1976-08-03 Pertec Corporation Spindle drive motor
NL174998C (nl) * 1975-03-10 1984-09-03 Philips Nv Opspaninrichting voor een roterend aandrijfbare informatiedragende plaat.
JPS5332715U (it) * 1976-08-27 1978-03-22
JPS5333416U (it) * 1976-08-30 1978-03-23
US4177491A (en) * 1977-03-01 1979-12-04 International Standard Electric Corporation Clamping device for disk-shaped memory sheets
US4125883A (en) * 1977-09-02 1978-11-14 Memorex Corporation Apparatus for centering and clamping a flexible magnetic recording disc
US4171531A (en) * 1977-11-09 1979-10-16 Magnetic Peripherals Inc. Device for centering and driving flexible discs
DE2812574C3 (de) * 1978-03-22 1981-01-29 Siemens Ag, 1000 Berlin Und 8000 Muenchen Diskettenlaufwerk
DE2812637C3 (de) * 1978-03-22 1981-02-12 Siemens Ag, 1000 Berlin Und 8000 Muenchen Anordnung zum selbsttätigen Einziehen einer Diskette in ein Diskettenlaufwerk
JPS54133102A (en) * 1978-03-27 1979-10-16 Mca Disco Vision Video disk player
JPS54176306U (it) * 1978-05-31 1979-12-13
NL182032C (nl) * 1978-06-05 1987-12-16 Philips Nv Inrichting voor het centreren, richten en vastklemmen van een roterende plaat.
US4208682A (en) * 1978-10-02 1980-06-17 Persci, Inc. Positioner cone for flexible disks
JPS56101601A (en) * 1980-01-11 1981-08-14 Pioneer Electronic Corp Disk player
DE3020525A1 (de) * 1980-05-30 1981-12-10 Basf Ag, 6700 Ludwigshafen Laufwerk fuer kreisfoermige aufzeichnungstraeger
GB2081487B (en) * 1980-07-01 1984-11-21 Burroughs Corp Disc mounting and centring device
DE3034633A1 (de) * 1980-09-13 1982-04-29 Philips Patentverwaltung Gmbh, 2000 Hamburg Vorrichtung zum zentrierten einspannen einer flexiblen folie
JPS5814382A (ja) * 1981-07-20 1983-01-27 Toshiba Corp デジタルデイスクプレ−ヤ装置
US4499573A (en) * 1981-07-20 1985-02-12 Tokyo Shibaura Denki Kabushiki Kaisha Disc rotating apparatus
JPS5814386A (ja) * 1981-07-20 1983-01-27 Toshiba Corp デジタルデイスクプレ−ヤ装置
IT1144421B (it) * 1981-07-23 1986-10-29 Olivetti & Co Spa Unita per il trattamento di dischi magnetici
US4571645A (en) * 1982-07-29 1986-02-18 Ixi Laboratories, Inc. Horizontal flexible disk loading and sorting/collating mechanism
US4539671A (en) * 1982-09-24 1985-09-03 Sony Corporation Recording and/or reproducing apparatus for a disk
US4479210A (en) * 1982-11-19 1984-10-23 U.S. Philips Corporation Record-disc player
JPS59135589U (ja) * 1983-02-28 1984-09-10 アルプス電気株式会社 メデイアクランプ機構
JPS60155043U (ja) * 1984-03-21 1985-10-16 アルプス電気株式会社 デイスク駆動機構
JPS60169757U (ja) * 1984-04-19 1985-11-11 アルプス電気株式会社 デイスククランプ装置
GB2159239A (en) * 1984-05-01 1985-11-27 Bnl Holdings Limited Disc drive coupling
US4495613A (en) * 1984-05-23 1985-01-22 Bertrand Gagnon Record removal and centering device for 45 r.p.m. device
US4628385A (en) * 1984-07-06 1986-12-09 International Business Machines Corporation Two stage colleting in a flexible disk drive
JPS6133248U (ja) * 1984-07-31 1986-02-28 アルプス電気株式会社 デイスククランプ装置
JPS6152353U (it) * 1984-09-10 1986-04-08
JPS6157347U (it) * 1984-09-20 1986-04-17
US4706237A (en) * 1984-10-05 1987-11-10 U.S. Philips Corporation Disc player with strobe light illumination
JPS63130948U (it) * 1987-02-19 1988-08-26
JPH01227281A (ja) * 1988-03-08 1989-09-11 Hitachi Maxell Ltd デイスクカートリツジ及びデイスク駆動装置
JP2518354B2 (ja) * 1988-06-21 1996-07-24 ソニー株式会社 ディスクドライブ装置
KR950000566Y1 (ko) * 1992-11-30 1995-02-04 배순훈 미니 디스크 플레이어의 턴테이블
GB9604048D0 (en) 1996-02-26 1996-04-24 Grossman Stanley I Labelling device and label
US5958177A (en) * 1997-09-16 1999-09-28 Claussnitzer; Werner Labelling device
US7958619B1 (en) * 2007-03-15 2011-06-14 Xyratex Technology Limited Disk chuck with radial force limiter

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE70306C (de) * TH. HUMpage und H. j. jacques in Bristol Spannfutter zum centrischen Aufspannen durchbohrter Drehstücke
DE67588C (de) * TH. HUMPAGE und H. J. JACQUES in Bristol, Walter Street, Ashton Gate, England Vorrichtung zum centrischen Einspannen durchbohrter Drehstücke
DE218184C (it) *
US1119064A (en) * 1913-09-04 1914-12-01 American Graphophone Co Mandrel for sound-records.
US2042171A (en) * 1932-01-05 1936-05-26 Edison Inc Thomas A Phonograph
US2113141A (en) * 1934-11-01 1938-04-05 Edison Inc Thomas A Phonograph
US3047869A (en) * 1959-05-25 1962-07-31 North American Aviation Inc Rotatable magnetic disc movable toward and from disc carrying transducer
NL269777A (it) * 1960-10-03
US3526884A (en) * 1965-04-26 1970-09-01 Ibm Dustproof magnetic discs housing
US3509992A (en) * 1966-06-06 1970-05-05 Disc Pack Corp Disc pack enclosure
US3570661A (en) * 1969-01-17 1971-03-16 Memorex Corp Attachment knob assembly for a disc pack bottom cover
US3678481A (en) * 1970-03-13 1972-07-18 Ibm Data storage apparatus employing a single magnetic disk
DE2060303A1 (de) * 1970-12-02 1972-06-08 Telefunken Patent Aufzeichnungs- und/oder Wiedergabegeraet fuer schnellaufende,flexible Aufzeichnungstraegerfolien

Also Published As

Publication number Publication date
NL169793C (nl) 1982-08-16
SE388495B (sv) 1976-10-04
GB1388089A (en) 1975-03-19
US3768815A (en) 1973-10-30
AU471372B2 (en) 1976-04-15
AU5625273A (en) 1974-12-05
CH554580A (de) 1974-09-30
ZA733534B (en) 1975-01-29
NL7307373A (it) 1973-12-27
BE800847A (fr) 1973-10-01
BR7304409D0 (pt) 1974-08-29
AR199575A1 (es) 1974-09-13
NL169793B (nl) 1982-03-16
DE2330818B2 (de) 1976-04-22
JPS5148051B2 (it) 1976-12-18
FR2197489A5 (it) 1974-03-22
ES415764A1 (es) 1976-02-01
CA1001302A (en) 1976-12-07
DE2330818C3 (de) 1982-11-25
DE2330818A1 (de) 1974-01-10
JPS4953011A (it) 1974-05-23

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