DE69119465D1 - Trommeleinheit für ein Magnetband - Google Patents

Trommeleinheit für ein Magnetband

Info

Publication number
DE69119465D1
DE69119465D1 DE69119465T DE69119465T DE69119465D1 DE 69119465 D1 DE69119465 D1 DE 69119465D1 DE 69119465 T DE69119465 T DE 69119465T DE 69119465 T DE69119465 T DE 69119465T DE 69119465 D1 DE69119465 D1 DE 69119465D1
Authority
DE
Germany
Prior art keywords
magnetic tape
drum unit
drum
unit
tape
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
DE69119465T
Other languages
English (en)
Other versions
DE69119465T2 (de
Inventor
Hirohisa Koga
Kenji Kobayashi
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 DE69119465D1 publication Critical patent/DE69119465D1/de
Publication of DE69119465T2 publication Critical patent/DE69119465T2/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
    • G11B15/00—Driving, starting or stopping record carriers of filamentary or web form; Driving both such record carriers and heads; Guiding such record carriers or containers therefor; Control thereof; Control of operating function
    • G11B15/60—Guiding record carrier
    • G11B15/62—Maintaining desired spacing between record carrier and head
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B15/00—Driving, starting or stopping record carriers of filamentary or web form; Driving both such record carriers and heads; Guiding such record carriers or containers therefor; Control thereof; Control of operating function
    • G11B15/18—Driving; Starting; Stopping; Arrangements for control or regulation thereof
    • G11B15/46—Controlling, regulating, or indicating speed
    • G11B15/467—Controlling, regulating, or indicating speed in arrangements for recording or reproducing wherein both record carriers and heads are driven
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B15/00—Driving, starting or stopping record carriers of filamentary or web form; Driving both such record carriers and heads; Guiding such record carriers or containers therefor; Control thereof; Control of operating function
    • G11B15/60—Guiding record carrier
    • G11B15/61—Guiding record carrier on drum, e.g. drum containing rotating heads
    • 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
    • G11B5/48—Disposition or mounting of heads or head supports relative to record carriers ; arrangements of heads, e.g. for scanning the record carrier to increase the relative speed
    • G11B5/488—Disposition of heads
    • G11B5/4893—Disposition of heads relative to moving tape
DE69119465T 1990-03-31 1991-03-29 Trommeleinheit für ein Magnetband Expired - Fee Related DE69119465T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2085710A JPH03286452A (ja) 1990-03-31 1990-03-31 ドラム装置

Publications (2)

Publication Number Publication Date
DE69119465D1 true DE69119465D1 (de) 1996-06-20
DE69119465T2 DE69119465T2 (de) 1996-10-24

Family

ID=13866387

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69119465T Expired - Fee Related DE69119465T2 (de) 1990-03-31 1991-03-29 Trommeleinheit für ein Magnetband

Country Status (5)

Country Link
US (1) US5140483A (de)
EP (1) EP0451041B1 (de)
JP (1) JPH03286452A (de)
KR (1) KR910017393A (de)
DE (1) DE69119465T2 (de)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5307227A (en) * 1991-08-06 1994-04-26 Sharp Kabushiki Kaisha Magnetic recording/reproducing apparatus capable of high-density recording on a magnetic tape guided at high speed
DE69218908T2 (de) * 1992-01-06 1997-07-17 Tandberg Data Magnetkopf für stabilen Kontaktdruck zwischen Polspitze und Band trotz Kopfverschleiss und Bandspannungveränderung
US6031694A (en) * 1994-02-28 2000-02-29 Hitachi, Ltd. Magnetic head with protective film comprising amorphous CaMgSi2 b. O.su6, Mg2 SiO4 and/or MgAl2 O4

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL289674A (de) * 1963-03-01
EP0176131B1 (de) * 1984-09-13 1989-03-01 Koninklijke Philips Electronics N.V. Magnetkopf
JPS6346615A (ja) * 1986-08-13 1988-02-27 Canon Inc 回転ヘツド装置
JPH0778857B2 (ja) * 1987-10-02 1995-08-23 富士写真フイルム株式会社 磁気ヘッド
US4853814A (en) * 1987-12-28 1989-08-01 Eastman Kodak Company Magnetic head with constant area wear profile

Also Published As

Publication number Publication date
DE69119465T2 (de) 1996-10-24
EP0451041B1 (de) 1996-05-15
US5140483A (en) 1992-08-18
EP0451041A1 (de) 1991-10-09
KR910017393A (ko) 1991-11-05
JPH03286452A (ja) 1991-12-17

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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