BE790744A - DEVICE TO AVOID DEFORMATION OF MAGNETIC DISCS USED ESPECIALLY FOR DATA PROCESSING - Google Patents

DEVICE TO AVOID DEFORMATION OF MAGNETIC DISCS USED ESPECIALLY FOR DATA PROCESSING

Info

Publication number
BE790744A
BE790744A BE790744DA BE790744A BE 790744 A BE790744 A BE 790744A BE 790744D A BE790744D A BE 790744DA BE 790744 A BE790744 A BE 790744A
Authority
BE
Belgium
Prior art keywords
data processing
used especially
magnetic discs
avoid deformation
discs used
Prior art date
Application number
Other languages
French (fr)
Inventor
W Rehwald
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.)
Publication date
Publication of BE790744A publication Critical patent/BE790744A/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
    • G11B17/32—Maintaining desired spacing between record carrier and head, e.g. by fluid-dynamic spacing
    • 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
BE790744D 1971-11-06 DEVICE TO AVOID DEFORMATION OF MAGNETIC DISCS USED ESPECIALLY FOR DATA PROCESSING BE790744A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19712155292 DE2155292C3 (en) 1971-11-06 1971-11-06 Device for suppressing undesired changes in shape of magnetic disks during the operation of a magnetic disk storage

Publications (1)

Publication Number Publication Date
BE790744A true BE790744A (en) 1973-02-15

Family

ID=5824447

Family Applications (1)

Application Number Title Priority Date Filing Date
BE790744D BE790744A (en) 1971-11-06 DEVICE TO AVOID DEFORMATION OF MAGNETIC DISCS USED ESPECIALLY FOR DATA PROCESSING

Country Status (6)

Country Link
JP (1) JPS5123328B2 (en)
BE (1) BE790744A (en)
DE (1) DE2155292C3 (en)
FR (1) FR2158282B1 (en)
GB (1) GB1347939A (en)
IT (1) IT967611B (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59153621U (en) * 1983-03-29 1984-10-15 富士写真フイルム株式会社 flexible magnetic disk
US4469566A (en) * 1983-08-29 1984-09-04 Dynamic Disk, Inc. Method and apparatus for producing electroplated magnetic memory disk, and the like
US4639802A (en) * 1984-06-25 1987-01-27 International Business Machines Corporation Shrink ring for disk clamping
US4672488A (en) * 1984-08-22 1987-06-09 Wright Harold T Spindle hub-disc interface
US4754351A (en) * 1984-08-22 1988-06-28 Maxtor Corporation Method and apparatus for controlling radial disk displacement in Winchester disk drives
JPH0390761U (en) * 1989-12-28 1991-09-17

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3005646A (en) * 1952-01-07 1961-10-24 North American Aviation Inc Means for spaced alignment
NL269777A (en) * 1960-10-03
DE1246812B (en) * 1962-12-17 1967-08-10 Soemmerda Bueromaschwerk Magnetic storage

Also Published As

Publication number Publication date
FR2158282A1 (en) 1973-06-15
GB1347939A (en) 1974-02-27
JPS4858810A (en) 1973-08-17
JPS5123328B2 (en) 1976-07-16
DE2155292C3 (en) 1979-09-20
DE2155292A1 (en) 1973-05-10
IT967611B (en) 1974-03-11
FR2158282B1 (en) 1976-05-21
DE2155292B2 (en) 1979-01-11

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