NL7612279A - MEMORY WITH SMOOTH DISCS. - Google Patents

MEMORY WITH SMOOTH DISCS.

Info

Publication number
NL7612279A
NL7612279A NL7612279A NL7612279A NL7612279A NL 7612279 A NL7612279 A NL 7612279A NL 7612279 A NL7612279 A NL 7612279A NL 7612279 A NL7612279 A NL 7612279A NL 7612279 A NL7612279 A NL 7612279A
Authority
NL
Netherlands
Prior art keywords
memory
smooth discs
discs
smooth
Prior art date
Application number
NL7612279A
Other languages
Dutch (nl)
Original Assignee
Ibm
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
Priority claimed from US05/628,622 external-priority patent/US4011591A/en
Priority claimed from US05/628,623 external-priority patent/US4011590A/en
Application filed by Ibm filed Critical Ibm
Publication of NL7612279A publication Critical patent/NL7612279A/en

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
    • G11B17/00—Guiding record carriers not specifically of filamentary or web form, or of supports therefor
    • G11B17/32—Maintaining desired spacing between record carrier and head, e.g. by fluid-dynamic spacing
NL7612279A 1975-11-04 1976-11-04 MEMORY WITH SMOOTH DISCS. NL7612279A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US05/628,622 US4011591A (en) 1975-11-04 1975-11-04 Internal division actuation of ventilated floppy disk stack
US05/628,623 US4011590A (en) 1975-11-04 1975-11-04 Internal division actuation of ventilated floppy disk stack

Publications (1)

Publication Number Publication Date
NL7612279A true NL7612279A (en) 1977-05-06

Family

ID=27090759

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7612279A NL7612279A (en) 1975-11-04 1976-11-04 MEMORY WITH SMOOTH DISCS.

Country Status (9)

Country Link
JP (1) JPS5257808A (en)
AR (1) AR216292A1 (en)
CH (1) CH596636A5 (en)
DE (1) DE2650613C3 (en)
FR (1) FR2331119A1 (en)
GB (1) GB1507241A (en)
IT (1) IT1072418B (en)
NL (1) NL7612279A (en)
SE (1) SE407300B (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5650585Y2 (en) * 1977-07-20 1981-11-26
US4143408A (en) * 1977-11-28 1979-03-06 International Business Machines Corp. External selector and internal controller for flexible disc stack
GB2017378B (en) * 1978-03-27 1982-06-23 Burroughs Corp Partitioning of flexible disc pack by end-applied air jet
JPH0356546U (en) * 1989-10-09 1991-05-30

Also Published As

Publication number Publication date
FR2331119B1 (en) 1978-12-22
FR2331119A1 (en) 1977-06-03
DE2650613B2 (en) 1978-02-23
JPS5257808A (en) 1977-05-12
JPS5538743B2 (en) 1980-10-06
AR216292A1 (en) 1979-12-14
CH596636A5 (en) 1978-03-15
IT1072418B (en) 1985-04-10
GB1507241A (en) 1978-04-12
DE2650613C3 (en) 1978-10-26
SE7612156L (en) 1977-05-05
DE2650613A1 (en) 1977-05-05
SE407300B (en) 1979-03-19

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Legal Events

Date Code Title Description
BV The patent application has lapsed