GB2013388B - Magntetic data storage disc drive - Google Patents

Magntetic data storage disc drive

Info

Publication number
GB2013388B
GB2013388B GB7902351A GB7902351A GB2013388B GB 2013388 B GB2013388 B GB 2013388B GB 7902351 A GB7902351 A GB 7902351A GB 7902351 A GB7902351 A GB 7902351A GB 2013388 B GB2013388 B GB 2013388B
Authority
GB
United Kingdom
Prior art keywords
magntetic
data storage
disc drive
storage disc
drive
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
GB7902351A
Other versions
GB2013388A (en
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
Publication of GB2013388A publication Critical patent/GB2013388A/en
Application granted granted Critical
Publication of GB2013388B publication Critical patent/GB2013388B/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
GB7902351A 1978-01-26 1979-01-23 Magntetic data storage disc drive Expired GB2013388B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US87261878A 1978-01-26 1978-01-26

Publications (2)

Publication Number Publication Date
GB2013388A GB2013388A (en) 1979-08-08
GB2013388B true GB2013388B (en) 1983-09-28

Family

ID=25359971

Family Applications (1)

Application Number Title Priority Date Filing Date
GB7902351A Expired GB2013388B (en) 1978-01-26 1979-01-23 Magntetic data storage disc drive

Country Status (11)

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

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
USRE38179E1 (en) 1980-05-10 2003-07-08 Papst Licensing Gmbh & Co. Kg Disk storage device having a three-phase brushless DC underhub configured spindle motor
USRE38601E1 (en) 1980-05-10 2004-09-28 Papst Licensing, GmbH & Co. KG Disk storage device having a radial magnetic yoke feature
USRE38662E1 (en) 1980-05-10 2004-11-30 Papst Licensing Gmbh & Co. Kg Disk storage device having a sealed bearing tube
USRE38673E1 (en) 1980-05-10 2004-12-21 Papst Licensing Gmbh & Co. Kg Disk storage device having a hub sealing member feature

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3153783C2 (en) * 1980-05-10 1998-01-29 Papst Motoren Gmbh & Co Kg Brushless DC motor for record player turntable drive
CH654455A5 (en) 1980-05-10 1986-02-14 Papst Motoren Gmbh & Co Kg BRUSHLESS DC MOTOR ARRANGEMENT, ESPECIALLY FOR MAGNETIC DISC DRIVES.
CH657932A5 (en) * 1984-07-26 1986-09-30 Asgalium Sa Tracking device automatically recording medium.

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 (en) * 1974-04-24 1976-02-13 Sagem Readout appts. for magnetic disc in rectangular sleeve - has guides for sleeve and clamp released by lever secured to slot cover
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

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
USRE38179E1 (en) 1980-05-10 2003-07-08 Papst Licensing Gmbh & Co. Kg Disk storage device having a three-phase brushless DC underhub configured spindle motor
USRE38178E1 (en) 1980-05-10 2003-07-08 Papst Licensing Gmbh & Co. Kg Disk storage device having an underhub spindle motor
USRE38601E1 (en) 1980-05-10 2004-09-28 Papst Licensing, GmbH & Co. KG Disk storage device having a radial magnetic yoke feature
USRE38662E1 (en) 1980-05-10 2004-11-30 Papst Licensing Gmbh & Co. Kg Disk storage device having a sealed bearing tube
USRE38673E1 (en) 1980-05-10 2004-12-21 Papst Licensing Gmbh & Co. Kg Disk storage device having a hub sealing member feature

Also Published As

Publication number Publication date
DE2902818A1 (en) 1979-08-02
IT1110400B (en) 1985-12-23
FR2415859B1 (en) 1985-03-22
CA1129996A (en) 1982-08-17
NL7900664A (en) 1979-07-30
AU4367079A (en) 1979-08-02
MX4272E (en) 1982-03-08
BR7900477A (en) 1979-08-21
AU527923B2 (en) 1983-03-31
FR2415859A1 (en) 1979-08-24
JPS54111317A (en) 1979-08-31
IT7919603A0 (en) 1979-01-25
BE873720A (en) 1979-07-26
GB2013388A (en) 1979-08-08

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee