CA1034051A - Self centering hub for flexible recording disc and the like - Google Patents

Self centering hub for flexible recording disc and the like

Info

Publication number
CA1034051A
CA1034051A CA224,771A CA224771A CA1034051A CA 1034051 A CA1034051 A CA 1034051A CA 224771 A CA224771 A CA 224771A CA 1034051 A CA1034051 A CA 1034051A
Authority
CA
Canada
Prior art keywords
recording disc
self centering
flexible recording
centering hub
hub
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
CA224,771A
Other languages
English (en)
French (fr)
Inventor
Samuel A. Morgan
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.)
SYCOR
Original Assignee
SYCOR
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 SYCOR filed Critical SYCOR
Application granted granted Critical
Publication of CA1034051A publication Critical patent/CA1034051A/en
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
    • G11B17/035—Positioning by moving the loading station
    • 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
CA224,771A 1974-06-21 1975-04-16 Self centering hub for flexible recording disc and the like Expired CA1034051A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/481,523 US3968972A (en) 1974-06-21 1974-06-21 Self centering hub for flexible recording discs and the like

Publications (1)

Publication Number Publication Date
CA1034051A true CA1034051A (en) 1978-07-04

Family

ID=23912253

Family Applications (1)

Application Number Title Priority Date Filing Date
CA224,771A Expired CA1034051A (en) 1974-06-21 1975-04-16 Self centering hub for flexible recording disc and the like

Country Status (7)

Country Link
US (1) US3968972A (de)
JP (1) JPS511107A (de)
CA (1) CA1034051A (de)
DE (1) DE2524316A1 (de)
FR (1) FR2275844A1 (de)
GB (1) GB1510511A (de)
IT (1) IT1037772B (de)

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5333416U (de) * 1976-08-30 1978-03-23
US4098028A (en) * 1977-04-21 1978-07-04 American Optical Corporation Adaptor for lens surfacing tool
US4171531A (en) * 1977-11-09 1979-10-16 Magnetic Peripherals Inc. Device for centering and driving flexible discs
NL182032C (nl) * 1978-06-05 1987-12-16 Philips Nv Inrichting voor het centreren, richten en vastklemmen van een roterende plaat.
FR2460024A1 (fr) * 1979-06-22 1981-01-16 Thomson Brandt Tourne-disques pour videodisque comportant un dispositif de centrage et de blocage du disque
NL8000381A (nl) * 1980-01-22 1981-08-17 Philips Nv Systeem voor het inschrijven en/of uitlezen van informatie.
DE3020525A1 (de) * 1980-05-30 1981-12-10 Basf Ag, 6700 Ludwigshafen Laufwerk fuer kreisfoermige aufzeichnungstraeger
DE3034633A1 (de) * 1980-09-13 1982-04-29 Philips Patentverwaltung Gmbh, 2000 Hamburg Vorrichtung zum zentrierten einspannen einer flexiblen folie
US4358843A (en) * 1980-09-29 1982-11-09 Rager Edgar A Spindle for centering a data disk
US4347599A (en) * 1980-10-20 1982-08-31 Discovision Associates Spindle clamp assembly for a video recorder-playback machine
IT1144421B (it) * 1981-07-23 1986-10-29 Olivetti & Co Spa Unita per il trattamento di dischi magnetici
DE3211361C1 (de) * 1982-03-27 1983-05-19 Philips Patentverwaltung Gmbh, 2000 Hamburg Plattenklemmvorrichtung
EP0090458B1 (de) * 1982-03-27 1985-03-27 Philips Patentverwaltung GmbH Plattenspieler für eine starre Informationsträgerplatte
JPS598177A (ja) * 1982-07-06 1984-01-17 Seiko Epson Corp デイスク・クランプ機構
US4877475A (en) * 1984-11-01 1989-10-31 Matsushita Electric Industrial Co., Ltd. Method for producing information storage disk
NL8403582A (nl) * 1984-11-26 1986-06-16 Philips Nv Inrichting voor het centreren, richten en vastklemmen van een optische plaat.
DE3526370A1 (de) * 1985-07-24 1987-02-05 Thomson Brandt Gmbh Haltevorrichtung fuer cd-platte an senkrechtspielern
NL8503523A (nl) * 1985-12-20 1987-07-16 Philips Nv Inrichting voor het centreren van een tijdens bedrijf roterende plaat.
US4705279A (en) * 1986-06-25 1987-11-10 Ye Data Inc. Device for clamping a flexible disk
US4755981A (en) * 1987-01-27 1988-07-05 Ekhoff Donald L Spindle clamp for removable disks
AT397888B (de) * 1992-10-14 1994-07-25 Koninkl Philips Electronics Nv Einrichtung mit einem mit einem elastisch aufweitbaren klemmteil auf einer welle festklemmbaren bauteil, klemmteil für eine solche einrichtung und aufweitvorrichtung zum aufweiten eines solchen klemmteils einer solchen einrichtung
GB2342425B (en) * 1998-10-03 2002-12-04 Jaguar Cars Centering bush
US7708287B2 (en) * 2006-04-24 2010-05-04 Fourte Design & Development LLC Staggered pressure zone collet assembly

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2113141A (en) * 1934-11-01 1938-04-05 Edison Inc Thomas A Phonograph
US2739818A (en) * 1955-01-17 1956-03-27 Erickson Tool Co Chuck for pistons and the like
US3416154A (en) * 1966-01-14 1968-12-10 Itek Corp Data disk structure and rotatable mounting therefor
US3610643A (en) * 1969-07-03 1971-10-05 Great Northern Paper Co Chuck adapter
US3678481A (en) * 1970-03-13 1972-07-18 Ibm Data storage apparatus employing a single magnetic disk
US3729720A (en) * 1971-06-18 1973-04-24 Ibm Turntable for rigidly mounting thin flexible magnetic discs
US3768815A (en) * 1972-06-21 1973-10-30 Ibm Apparatus for clamping and centering a flexible magnetic disk
US3838460A (en) * 1973-07-02 1974-09-24 Zenith Radio Corp Video disk latching hub assembly

Also Published As

Publication number Publication date
US3968972A (en) 1976-07-13
IT1037772B (it) 1979-11-20
GB1510511A (en) 1978-05-10
FR2275844B1 (de) 1979-03-30
DE2524316A1 (de) 1976-01-08
FR2275844A1 (fr) 1976-01-16
JPS511107A (de) 1976-01-07

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