FR2334166A1 - Dispositif pour la realisation des couches magnetiques de disques-memoires magnetiques - Google Patents

Dispositif pour la realisation des couches magnetiques de disques-memoires magnetiques

Info

Publication number
FR2334166A1
FR2334166A1 FR7636504A FR7636504A FR2334166A1 FR 2334166 A1 FR2334166 A1 FR 2334166A1 FR 7636504 A FR7636504 A FR 7636504A FR 7636504 A FR7636504 A FR 7636504A FR 2334166 A1 FR2334166 A1 FR 2334166A1
Authority
FR
France
Prior art keywords
magnetic
making
memory discs
layers
magnetic memory
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.)
Granted
Application number
FR7636504A
Other languages
English (en)
Other versions
FR2334166B1 (fr
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.)
BASF SE
Original Assignee
BASF SE
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 BASF SE filed Critical BASF SE
Publication of FR2334166A1 publication Critical patent/FR2334166A1/fr
Application granted granted Critical
Publication of FR2334166B1 publication Critical patent/FR2334166B1/fr
Granted 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
    • G11B17/022—Positioning or locking of single discs
    • G11B17/028—Positioning or locking of single discs of discs rotating during transducing operation
    • G11B17/0284—Positioning or locking of single discs of discs rotating during transducing operation by clampers
    • 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
    • G11B17/022—Positioning or locking of single discs
    • 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
    • G11B5/842—Coating a support with a liquid magnetic dispersion
FR7636504A 1975-12-05 1976-12-03 Dispositif pour la realisation des couches magnetiques de disques-memoires magnetiques Granted FR2334166A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19752554692 DE2554692C2 (de) 1975-12-05 1975-12-05 Vorrichtung zur Herstellung der Magnetschichten von Magnetspeicherplatten

Publications (2)

Publication Number Publication Date
FR2334166A1 true FR2334166A1 (fr) 1977-07-01
FR2334166B1 FR2334166B1 (fr) 1980-05-09

Family

ID=5963522

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7636504A Granted FR2334166A1 (fr) 1975-12-05 1976-12-03 Dispositif pour la realisation des couches magnetiques de disques-memoires magnetiques

Country Status (6)

Country Link
US (1) US4073262A (fr)
JP (1) JPS6043567B2 (fr)
BE (1) BE849041A (fr)
DE (1) DE2554692C2 (fr)
FR (1) FR2334166A1 (fr)
GB (1) GB1558983A (fr)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4201149A (en) * 1974-12-17 1980-05-06 Basf Aktiengesellschaft Apparatus for spin coating in the production of thin magnetic layers for magnetic discs
JPS5922057B2 (ja) * 1977-03-04 1984-05-24 三菱自動車工業株式会社 内燃機関の吸気制御装置
US4183797A (en) * 1978-12-22 1980-01-15 International Business Machines Corporation Two-sided bias sputter deposition method and apparatus
US4353937A (en) * 1979-11-30 1982-10-12 Hitachi, Ltd. Coating method
JPH0246366B2 (fr) * 1980-08-11 1990-10-15 Discovision Ass
DE3278091D1 (en) * 1981-11-02 1988-03-10 Ibm Spin coating apparatus and method
JP2982092B2 (ja) * 1991-08-29 1999-11-22 富士写真フイルム株式会社 コーターエッジの洗浄方法及び洗浄装置
US5803968A (en) * 1995-08-21 1998-09-08 Schwartz; Vladimir Compact disc spin coater
JP2012076045A (ja) * 2010-10-04 2012-04-19 Tokyo Ohka Kogyo Co Ltd 塗布装置

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2295515A1 (fr) * 1974-12-17 1976-07-16 Basf Ag Procede de fabrication de disques d'enregistrement magnetique

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2632725A (en) * 1943-08-06 1953-03-24 Marks Alvin Method of laminating lenses
US3705048A (en) * 1970-11-06 1972-12-05 Perkin Elmer Corp Clinical spinner
US4033288A (en) * 1971-11-20 1977-07-05 Basf Aktiengesellschaft Apparatus for coating magnetic disks
US3760822A (en) * 1972-03-22 1973-09-25 A Evans Machine for cleaning semiconductive wafers

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2295515A1 (fr) * 1974-12-17 1976-07-16 Basf Ag Procede de fabrication de disques d'enregistrement magnetique

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
NV700/71 *

Also Published As

Publication number Publication date
BE849041A (fr) 1977-06-03
JPS5269603A (en) 1977-06-09
GB1558983A (en) 1980-01-09
DE2554692C2 (de) 1977-11-17
DE2554692B1 (de) 1977-03-31
JPS6043567B2 (ja) 1985-09-28
FR2334166B1 (fr) 1980-05-09
US4073262A (en) 1978-02-14

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Legal Events

Date Code Title Description
ST Notification of lapse