DE3852190D1 - Herstellung von magnetischen Aufzeichnungsplatten. - Google Patents

Herstellung von magnetischen Aufzeichnungsplatten.

Info

Publication number
DE3852190D1
DE3852190D1 DE3852190T DE3852190T DE3852190D1 DE 3852190 D1 DE3852190 D1 DE 3852190D1 DE 3852190 T DE3852190 T DE 3852190T DE 3852190 T DE3852190 T DE 3852190T DE 3852190 D1 DE3852190 D1 DE 3852190D1
Authority
DE
Germany
Prior art keywords
manufacture
magnetic recording
recording disks
disks
magnetic
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 - Fee Related
Application number
DE3852190T
Other languages
English (en)
Other versions
DE3852190T2 (de
Inventor
Toshio C O Sony Magneti Aizawa
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.)
Sony Corp
Original Assignee
Sony 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 Sony Corp filed Critical Sony Corp
Application granted granted Critical
Publication of DE3852190D1 publication Critical patent/DE3852190D1/de
Publication of DE3852190T2 publication Critical patent/DE3852190T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • G11B5/74—Record carriers characterised by the form, e.g. sheet shaped to wrap around a drum
    • G11B5/82—Disk carriers
    • 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
    • G11B5/84—Processes or apparatus specially adapted for manufacturing record carriers
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S425/00—Plastic article or earthenware shaping or treating: apparatus
    • Y10S425/053—Stretch
DE3852190T 1987-03-20 1988-03-16 Herstellung von magnetischen Aufzeichnungsplatten. Expired - Fee Related DE3852190T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP62066294A JPS63231725A (ja) 1987-03-20 1987-03-20 磁気デイスクの製造方法

Publications (2)

Publication Number Publication Date
DE3852190D1 true DE3852190D1 (de) 1995-01-12
DE3852190T2 DE3852190T2 (de) 1995-04-13

Family

ID=13311657

Family Applications (1)

Application Number Title Priority Date Filing Date
DE3852190T Expired - Fee Related DE3852190T2 (de) 1987-03-20 1988-03-16 Herstellung von magnetischen Aufzeichnungsplatten.

Country Status (7)

Country Link
US (1) US4830697A (de)
EP (1) EP0283262B1 (de)
JP (1) JPS63231725A (de)
KR (1) KR880011742A (de)
CA (1) CA1305791C (de)
DE (1) DE3852190T2 (de)
MX (1) MX170001B (de)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE69334200T2 (de) 1992-06-15 2008-12-24 Herman Miller, Inc., Zeeland Rückenlehne für einen Stuhl
US7625046B2 (en) * 2002-03-29 2009-12-01 Garrex Llc Task chair
US7040703B2 (en) * 2002-03-29 2006-05-09 Garrex Llc Health chair a dynamically balanced task chair
US20040137811A1 (en) * 2003-01-09 2004-07-15 L & P Property Management Company Elastomeric seating composite
WO2005006917A2 (en) * 2003-07-09 2005-01-27 Sanchez Gary L Task chair

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2419758A (en) * 1943-08-12 1947-04-29 Gustave W Borkland Method and apparatus for coating frangible articles
US3761333A (en) * 1971-05-21 1973-09-25 Ibm Method of and apparatus for manufacturing of a magnetic storage disk
GB1394713A (en) * 1971-07-23 1975-05-21 Matsushita Electric Ind Co Ltd Magnetic recording devices
CA1076764A (en) * 1974-05-13 1980-05-06 Donald G. Sauer Extendible porous core rod or pin and process and apparatus for using same
EP0027031A1 (de) * 1979-10-09 1981-04-15 P.L.G. Research Limited Kunststoffkörper und Verfahren zu seiner Herstellung
US4670072A (en) * 1982-10-13 1987-06-02 Minnesota Mining And Manufacturing Company Method of making a stretched surface recording disk
US4573097A (en) * 1982-10-13 1986-02-25 Minnesota Mining And Manufacturing Company Stretched surface recording disk and method of manufacture
AU3321584A (en) * 1983-10-27 1985-05-02 Minnesota Mining And Manufacturing Company Stretched surface disk
US4631609A (en) * 1984-02-16 1986-12-23 Minnesota Mining And Manufacturing Company Stretched surface recording disk substrate
CA1252206A (en) * 1984-12-21 1989-04-04 Leslie M. Milner Stretched surface recording medium
US4729805A (en) * 1985-03-14 1988-03-08 Minnesota Mining And Manufacturing Company Recording medium annealing process
US4684424A (en) * 1985-08-15 1987-08-04 The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration Method and apparatus for making an optical element having a dielectric film

Also Published As

Publication number Publication date
EP0283262A2 (de) 1988-09-21
EP0283262B1 (de) 1994-11-30
JPS63231725A (ja) 1988-09-27
CA1305791C (en) 1992-07-28
US4830697A (en) 1989-05-16
KR880011742A (ko) 1988-10-31
EP0283262A3 (en) 1990-04-11
MX170001B (es) 1993-08-04
DE3852190T2 (de) 1995-04-13

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee