CA1024652A - Aerodynamic partitioning mechanism for random access memory with flexible rotating discs - Google Patents

Aerodynamic partitioning mechanism for random access memory with flexible rotating discs

Info

Publication number
CA1024652A
CA1024652A CA203,320A CA203320A CA1024652A CA 1024652 A CA1024652 A CA 1024652A CA 203320 A CA203320 A CA 203320A CA 1024652 A CA1024652 A CA 1024652A
Authority
CA
Canada
Prior art keywords
aerodynamic
random access
access memory
rotating discs
flexible rotating
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
CA203,320A
Other languages
English (en)
French (fr)
Other versions
CA203320S (en
Inventor
Raymond A. Barbeau
James A. Weidenhammer
Bernard W. Mcginnis
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 CA1024652A publication Critical patent/CA1024652A/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
    • G11B17/021—Selecting or spacing of record carriers for introducing the heads
    • 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
CA203,320A 1973-07-02 1974-06-25 Aerodynamic partitioning mechanism for random access memory with flexible rotating discs Expired CA1024652A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US00375987A US3838461A (en) 1973-07-02 1973-07-02 Aerodynamic partitioning mechanism for random access memory with flexible rotating discs

Publications (1)

Publication Number Publication Date
CA1024652A true CA1024652A (en) 1978-01-17

Family

ID=23483217

Family Applications (1)

Application Number Title Priority Date Filing Date
CA203,320A Expired CA1024652A (en) 1973-07-02 1974-06-25 Aerodynamic partitioning mechanism for random access memory with flexible rotating discs

Country Status (11)

Country Link
US (1) US3838461A (no)
JP (1) JPS55833B2 (no)
CA (1) CA1024652A (no)
DK (1) DK137100B (no)
ES (1) ES427852A1 (no)
FI (1) FI59888C (no)
GB (1) GB1440700A (no)
IT (1) IT1014624B (no)
NL (1) NL7408247A (no)
NO (1) NO142597C (no)
SE (1) SE398933B (no)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2460849C2 (de) * 1974-12-21 1982-12-09 Ibm Deutschland Gmbh, 7000 Stuttgart Zugriffsarm mit einem Magnetkopf für einen aus einem Stapel von flexiblen Magnetplatten bestehenden Magnetplattenspeicher
DE2840851A1 (de) * 1978-09-20 1980-04-03 Ibm Deutschland Vorrichtung zum spreizen eines rotierenden stapels flexibler magnetischer aufzeichnungstraeger
EP0458477A3 (en) * 1990-05-18 1991-12-04 Imperial Chemical Industries Plc Stabilisation of flexible optical media
US6989959B2 (en) * 2000-06-14 2006-01-24 Seagate Technology Llc Drive level flow-field conditioning to reduce flow field turbulence

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL6812450A (no) * 1968-08-31 1970-03-03
US3703713A (en) * 1971-09-24 1972-11-21 Univ Iowa State Res Found Variable diameter disc pack with cooperating head
US3731292A (en) * 1971-09-27 1973-05-01 Arvin Ind Inc Finger between flexible disc and backing plate

Also Published As

Publication number Publication date
IT1014624B (it) 1977-04-30
DK137100B (da) 1978-01-16
GB1440700A (en) 1976-06-23
FI59888B (fi) 1981-06-30
DE2431373A1 (de) 1975-01-30
FI59888C (fi) 1981-10-12
SE398933B (sv) 1978-01-23
NO142597B (no) 1980-06-02
FI202674A (no) 1975-01-03
DK354074A (no) 1975-03-17
JPS55833B2 (no) 1980-01-10
US3838461A (en) 1974-09-24
NO742384L (no) 1975-01-27
NO142597C (no) 1980-10-22
ES427852A1 (es) 1976-11-16
SE7408080L (no) 1975-01-03
DK137100C (no) 1978-07-10
DE2431373B2 (de) 1976-02-26
NL7408247A (nl) 1975-01-06
JPS5039112A (no) 1975-04-11
AU7067274A (en) 1976-01-08

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