CA1129996A - Magnetic data storage disc drive - Google Patents

Magnetic data storage disc drive

Info

Publication number
CA1129996A
CA1129996A CA320,286A CA320286A CA1129996A CA 1129996 A CA1129996 A CA 1129996A CA 320286 A CA320286 A CA 320286A CA 1129996 A CA1129996 A CA 1129996A
Authority
CA
Canada
Prior art keywords
disc
drive
clamping
magnetic recording
cam
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
CA320,286A
Other languages
English (en)
French (fr)
Inventor
Nick Vujovich
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.)
ExxonMobil Technology and Engineering Co
Original Assignee
Exxon Research and Engineering Co
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 Exxon Research and Engineering Co filed Critical Exxon Research and Engineering Co
Application granted granted Critical
Publication of CA1129996A publication Critical patent/CA1129996A/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
    • G11B17/03—Positioning or locking of single discs of discs rotating during transducing operation in containers or trays

Landscapes

  • Holding Or Fastening Of Disk On Rotational Shaft (AREA)
  • Moving Of Heads (AREA)
  • Feeding And Guiding Record Carriers (AREA)
CA320,286A 1978-01-26 1979-01-25 Magnetic data storage disc drive Expired CA1129996A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US87261878A 1978-01-26 1978-01-26
US872,618 1978-01-26

Publications (1)

Publication Number Publication Date
CA1129996A true CA1129996A (en) 1982-08-17

Family

ID=25359971

Family Applications (1)

Application Number Title Priority Date Filing Date
CA320,286A Expired CA1129996A (en) 1978-01-26 1979-01-25 Magnetic data storage disc drive

Country Status (11)

Country Link
JP (1) JPS54111317A (enrdf_load_html_response)
AU (1) AU527923B2 (enrdf_load_html_response)
BE (1) BE873720A (enrdf_load_html_response)
BR (1) BR7900477A (enrdf_load_html_response)
CA (1) CA1129996A (enrdf_load_html_response)
DE (1) DE2902818A1 (enrdf_load_html_response)
FR (1) FR2415859A1 (enrdf_load_html_response)
GB (1) GB2013388B (enrdf_load_html_response)
IT (1) IT1110400B (enrdf_load_html_response)
MX (1) MX4272E (enrdf_load_html_response)
NL (1) NL7900664A (enrdf_load_html_response)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH654455A5 (de) 1980-05-10 1986-02-14 Papst Motoren Gmbh & Co Kg Buerstenlose gleichstrommotoranordnung, insbesondere fuer magnetplattenantriebe.
DE3153783C2 (de) * 1980-05-10 1998-01-29 Papst Motoren Gmbh & Co Kg Hartplattenspeicheranordnung
USRE38662E1 (en) 1980-05-10 2004-11-30 Papst Licensing Gmbh & Co. Kg Disk storage device having a sealed bearing tube
USRE37058E1 (en) 1980-05-10 2001-02-20 Papst Licensing Gmbh & Co. Kg Disk storage device having contamination seals
USRE38601E1 (en) 1980-05-10 2004-09-28 Papst Licensing, GmbH & Co. KG Disk storage device having a radial magnetic yoke feature
USRE38673E1 (en) 1980-05-10 2004-12-21 Papst Licensing Gmbh & Co. Kg Disk storage device having a hub sealing member feature
USRE38772E1 (en) 1981-03-18 2005-08-09 Papst Licensing Gmbh & Co. Kg Disk storage device having an undercut hub member
CH657932A5 (fr) * 1984-07-26 1986-09-30 Asgalium Sa Dispositif de centrage automatique d'un support d'enregistrement.

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2634134A (en) * 1949-07-27 1953-04-07 Edison Inc Thomas A Record-disk centering and clamping mechanism
US3662360A (en) * 1970-06-23 1972-05-09 Digital Information Storage Co Magnetic information disk equipment
FR2279196A1 (fr) * 1974-04-24 1976-02-13 Sagem Appareil de lecture ou d'inscription d'informations sur un disque contenu dans une pochette
US3959823A (en) * 1974-11-18 1976-05-25 Dynastor, Inc. Flexible disc receiver using a tray which is withdrawn from a cartridge
US4085836A (en) * 1975-11-17 1978-04-25 Scm Corporation Rotary magnetic storage medium for typewriters

Also Published As

Publication number Publication date
DE2902818A1 (de) 1979-08-02
AU527923B2 (en) 1983-03-31
MX4272E (es) 1982-03-08
FR2415859B1 (enrdf_load_html_response) 1985-03-22
GB2013388B (en) 1983-09-28
NL7900664A (nl) 1979-07-30
AU4367079A (en) 1979-08-02
BE873720A (nl) 1979-07-26
IT7919603A0 (it) 1979-01-25
GB2013388A (en) 1979-08-08
IT1110400B (it) 1985-12-23
FR2415859A1 (fr) 1979-08-24
BR7900477A (pt) 1979-08-21
JPS54111317A (en) 1979-08-31

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Legal Events

Date Code Title Description
MKEX Expiry