KR940003554B1 - Magnetic head and disk device - Google Patents

Magnetic head and disk device

Info

Publication number
KR940003554B1
KR940003554B1 KR90010525A KR900010525A KR940003554B1 KR 940003554 B1 KR940003554 B1 KR 940003554B1 KR 90010525 A KR90010525 A KR 90010525A KR 900010525 A KR900010525 A KR 900010525A KR 940003554 B1 KR940003554 B1 KR 940003554B1
Authority
KR
South Korea
Prior art keywords
magnetic head
disk device
disk
magnetic
head
Prior art date
Application number
KR90010525A
Other languages
Korean (ko)
Other versions
KR910002394A (en
Inventor
Shoichiro Saito
Masao Okida
Masashi Tabada
Shinkichi Sasaki
Original Assignee
Alps Electric Co Ltd
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 JP2006532A external-priority patent/JPH03212855A/en
Priority claimed from JP2006531A external-priority patent/JPH03212854A/en
Application filed by Alps Electric Co Ltd filed Critical Alps Electric Co Ltd
Publication of KR910002394A publication Critical patent/KR910002394A/en
Application granted granted Critical
Publication of KR940003554B1 publication Critical patent/KR940003554B1/en

Links

Classifications

    • A—HUMAN NECESSITIES
    • A43—FOOTWEAR
    • A43B—CHARACTERISTIC FEATURES OF FOOTWEAR; PARTS OF FOOTWEAR
    • A43B13/00—Soles; Sole-and-heel integral units
    • 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
    • G11B25/00—Apparatus characterised by the shape of record carrier employed but not specific to the method of recording or reproducing, e.g. dictating apparatus; Combinations of such apparatus
    • G11B25/04—Apparatus characterised by the shape of record carrier employed but not specific to the method of recording or reproducing, e.g. dictating apparatus; Combinations of such apparatus using flat record carriers, e.g. disc, card
    • G11B25/043—Apparatus characterised by the shape of record carrier employed but not specific to the method of recording or reproducing, e.g. dictating apparatus; Combinations of such apparatus using flat record carriers, e.g. disc, card using rotating 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
    • G11B5/127—Structure or manufacture of heads, e.g. inductive
    • G11B5/187—Structure or manufacture of the surface of the head in physical contact with, or immediately adjacent to the recording medium; Pole pieces; Gap features
    • G11B5/1871—Shaping or contouring of the transducing or guiding surface
KR90010525A 1990-01-16 1990-07-12 Magnetic head and disk device KR940003554B1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
GB89159230 1989-07-12
JP2006532A JPH03212855A (en) 1990-01-16 1990-01-16 Magnetic disk device
JP2006531A JPH03212854A (en) 1990-01-16 1990-01-16 Magnetic disk device

Publications (2)

Publication Number Publication Date
KR910002394A KR910002394A (en) 1991-02-25
KR940003554B1 true KR940003554B1 (en) 1994-04-23

Family

ID=26340707

Family Applications (2)

Application Number Title Priority Date Filing Date
KR90010525A KR940003554B1 (en) 1990-01-16 1990-07-12 Magnetic head and disk device
KR1019900015025A KR940003354B1 (en) 1990-01-16 1990-09-21 Magnet Heads and Disk Devices

Family Applications After (1)

Application Number Title Priority Date Filing Date
KR1019900015025A KR940003354B1 (en) 1990-01-16 1990-09-21 Magnet Heads and Disk Devices

Country Status (3)

Country Link
KR (2) KR940003554B1 (en)
DE (1) DE4101119A1 (en)
GB (1) GB2240871A (en)

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1308059A (en) * 1961-09-22 1962-11-03 Electronique & Automatisme Sa Advanced magnetic memory
NL6603388A (en) * 1965-03-30 1966-10-03
DE2264029C3 (en) * 1972-12-29 1975-09-04 Ibm Deutschland Gmbh, 7000 Stuttgart Magnetic disk storage
US4685303A (en) * 1985-07-15 1987-08-11 Allen-Bradley Company, Inc. Disc drive isolation system
US4743989A (en) * 1986-04-21 1988-05-10 Iomega Corporation Plural magnetic disk assembly
GB2214696A (en) * 1988-01-19 1989-09-06 Mitsubishi Electric Corp Controlling humidity in magnetic disc apparatus

Also Published As

Publication number Publication date
KR910002394A (en) 1991-02-25
KR940003354B1 (en) 1994-04-23
DE4101119A1 (en) 1991-07-18
GB2240871A (en) 1991-08-14
GB9100529D0 (en) 1991-02-20
KR910014876A (en) 1991-08-31

Similar Documents

Publication Publication Date Title
EP0406021A3 (en) Disk recording and reproducing device
DE69032506T2 (en) Magnetic recording and playback device
EP0253192A3 (en) Magnetic recording and reproducing device
EP0422640A3 (en) Magnetic disk apparatus and magnetic disk
EP0495471A3 (en) Magnetic disk and magnetic disk device
EP0464772A3 (en) Magnetic recording and reproducing apparatus
EP0442525A3 (en) Magnetic recording and reproducing apparatus
AU636468B2 (en) Magnetic recording and reproducing device
GB2248717B (en) Magnetic recording and reproducing apparatus
EP0462276A4 (en) Magnetic recording and reproducing apparatus
GB2232808B (en) Magnetic recording device
SG47481A1 (en) Magnetic recording and reproducing apparatus
EP0461665A3 (en) Magnetic recording and/or reproducing apparatus
GB2291557B (en) Magnetic recording and playback device
GB2236891B (en) Video magnetic recording and playback device
EP0441314A3 (en) Magnetic recording and reproducing apparatus
KR940003554B1 (en) Magnetic head and disk device
DE69026419D1 (en) Magnetic recording and playback device
GB2239549B (en) Magnetic recording and/or reproducing apparatus
EP0546531A3 (en) Recording and reproducing device
EP0488811A3 (en) Magnetic recording and reproducing apparatus
EP0460926A3 (en) Magnetic reproducing apparatus and magnetic recording/reproducing apparatus
GB9022168D0 (en) Magnetic recording and reproducing apparatus
DE69123416T2 (en) Magnetic recording and playback device
GB9026780D0 (en) Magneto-optic disk head

Legal Events

Date Code Title Description
WITN Application deemed withdrawn, e.g. because no request for examination was filed or no examination fee was paid