CA1109557A - Unite de disques a base creuse divisee en parties symetriques - Google Patents

Unite de disques a base creuse divisee en parties symetriques

Info

Publication number
CA1109557A
CA1109557A CA304,089A CA304089A CA1109557A CA 1109557 A CA1109557 A CA 1109557A CA 304089 A CA304089 A CA 304089A CA 1109557 A CA1109557 A CA 1109557A
Authority
CA
Canada
Prior art keywords
disk
base
assembly
plane
housing
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
CA304,089A
Other languages
English (en)
Inventor
Michael R. Hatch
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.)
International Business Machines Corp
Original Assignee
International Business Machines Corp
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 International Business Machines Corp filed Critical International Business Machines Corp
Application granted granted Critical
Publication of CA1109557A publication Critical patent/CA1109557A/fr
Expired legal-status Critical Current

Links

Classifications

    • 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
    • G11B5/48—Disposition or mounting of heads or head supports relative to record carriers ; arrangements of heads, e.g. for scanning the record carrier to increase the relative speed
    • G11B5/54—Disposition or mounting of heads or head supports relative to record carriers ; arrangements of heads, e.g. for scanning the record carrier to increase the relative speed with provision for moving the head into or out of its operative position or across tracks
    • 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
    • G11B17/22—Guiding record carriers not specifically of filamentary or web form, or of supports therefor from random access magazine of disc records
    • G11B17/30—Guiding record carriers not specifically of filamentary or web form, or of supports therefor from random access magazine of disc records wherein the playing unit is moved according to the location of the selected record

Landscapes

  • Moving Of Heads (AREA)
  • Packaging Of Annular Or Rod-Shaped Articles, Wearing Apparel, Cassettes, Or The Like (AREA)
CA304,089A 1977-09-30 1978-05-25 Unite de disques a base creuse divisee en parties symetriques Expired CA1109557A (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US83834677A 1977-09-30 1977-09-30
US838,346 1977-09-30

Publications (1)

Publication Number Publication Date
CA1109557A true CA1109557A (fr) 1981-09-22

Family

ID=25276871

Family Applications (1)

Application Number Title Priority Date Filing Date
CA304,089A Expired CA1109557A (fr) 1977-09-30 1978-05-25 Unite de disques a base creuse divisee en parties symetriques

Country Status (17)

Country Link
JP (1) JPS5455408A (fr)
AR (1) AR221066A1 (fr)
BR (1) BR7805656A (fr)
CA (1) CA1109557A (fr)
CH (1) CH629617A5 (fr)
DE (1) DE2830828A1 (fr)
DK (1) DK151739C (fr)
FI (1) FI67141C (fr)
FR (1) FR2404886A1 (fr)
GB (1) GB2005454B (fr)
IE (1) IE47039B1 (fr)
IT (1) IT1174388B (fr)
NL (1) NL7809812A (fr)
NO (1) NO150255C (fr)
SE (1) SE426112B (fr)
SU (1) SU921475A3 (fr)
ZA (1) ZA784308B (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57191871A (en) * 1981-05-22 1982-11-25 Hitachi Ltd Magnetic disk storing device
EP0222939B1 (fr) * 1985-10-31 1991-01-23 International Business Machines Corporation Mémoire à disques avec moteur intégré dans le moyeu de la pile de disques

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3815150A (en) * 1972-06-23 1974-06-04 Memorex Corp Flexible disc drive

Also Published As

Publication number Publication date
IE47039B1 (en) 1983-11-30
DK151739C (da) 1988-06-13
BR7805656A (pt) 1979-04-17
IT7827411A0 (it) 1978-09-07
IE781537L (en) 1979-03-30
JPS5455408A (en) 1979-05-02
IT1174388B (it) 1987-07-01
DK432678A (da) 1979-03-31
GB2005454A (en) 1979-04-19
DE2830828C3 (fr) 1981-01-15
GB2005454B (en) 1982-02-10
FR2404886B1 (fr) 1984-11-16
NO783288L (no) 1979-04-02
ZA784308B (en) 1980-02-27
NO150255B (no) 1984-06-04
SE7809227L (sv) 1979-03-31
NO150255C (no) 1984-09-12
DK151739B (da) 1987-12-28
SU921475A3 (ru) 1982-04-15
FI67141C (fi) 1985-01-10
NL7809812A (nl) 1979-04-03
FR2404886A1 (fr) 1979-04-27
FI782943A (fi) 1979-03-31
DE2830828B2 (fr) 1980-05-08
AR221066A1 (es) 1980-12-30
CH629617A5 (de) 1982-04-30
DE2830828A1 (de) 1979-04-05
FI67141B (fi) 1984-09-28
SE426112B (sv) 1982-12-06
JPS5756151B2 (fr) 1982-11-27

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Legal Events

Date Code Title Description
MKEX Expiry