DE4112742C2 - - Google Patents

Info

Publication number
DE4112742C2
DE4112742C2 DE19914112742 DE4112742A DE4112742C2 DE 4112742 C2 DE4112742 C2 DE 4112742C2 DE 19914112742 DE19914112742 DE 19914112742 DE 4112742 A DE4112742 A DE 4112742A DE 4112742 C2 DE4112742 C2 DE 4112742C2
Authority
DE
Germany
Prior art keywords
head
heads
width
track
magnetic head
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
DE19914112742
Other languages
German (de)
English (en)
Other versions
DE4112742A1 (de
Inventor
Yasuo Nagaokakyo Kyoto Jp Mitsuhashi
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.)
Mitsubishi Electric Corp
Original Assignee
Mitsubishi Electric 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 Mitsubishi Electric Corp filed Critical Mitsubishi Electric Corp
Publication of DE4112742A1 publication Critical patent/DE4112742A1/de
Application granted granted Critical
Publication of DE4112742C2 publication Critical patent/DE4112742C2/de
Granted 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
    • G11B5/48—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
    • G11B5/58—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 with provision for moving the head for the purpose of maintaining alignment of the head relative to the record carrier during transducing operation, e.g. to compensate for surface irregularities of the latter or for track following
    • G11B5/584—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 with provision for moving the head for the purpose of maintaining alignment of the head relative to the record carrier during transducing operation, e.g. to compensate for surface irregularities of the latter or for track following for track following on tapes
    • G11B5/588—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 with provision for moving the head for the purpose of maintaining alignment of the head relative to the record carrier during transducing operation, e.g. to compensate for surface irregularities of the latter or for track following for track following on tapes by controlling the position of the rotating heads
    • 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
    • G11B15/02—Control of operating function, e.g. switching from recording to reproducing
    • G11B15/12—Masking of heads; circuits for Selecting or switching of heads between operative and inoperative functions or between different operative functions or for selection between operative heads; Masking of beams, e.g. of light beams
    • G11B15/125—Masking of heads; circuits for Selecting or switching of heads between operative and inoperative functions or between different operative functions or for selection between operative heads; Masking of beams, e.g. of light beams conditioned by the operating function of the apparatus

Landscapes

  • Adjustment Of The Magnetic Head Position Track Following On Tapes (AREA)
DE19914112742 1990-04-18 1991-04-16 Bewegbare magnetkopfvorrichtung Granted DE4112742A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2102723A JPH041909A (ja) 1990-04-18 1990-04-18 可動型回転磁気ヘッド装置

Publications (2)

Publication Number Publication Date
DE4112742A1 DE4112742A1 (de) 1991-10-31
DE4112742C2 true DE4112742C2 (ja) 1993-02-11

Family

ID=14335190

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19914112742 Granted DE4112742A1 (de) 1990-04-18 1991-04-16 Bewegbare magnetkopfvorrichtung

Country Status (3)

Country Link
JP (1) JPH041909A (ja)
DE (1) DE4112742A1 (ja)
GB (1) GB2244589B (ja)

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4165523A (en) * 1976-03-19 1979-08-21 Ampex Corporation Automatic scan tracking using an additional sensing means on a bimorph
JPS629532Y2 (ja) * 1978-10-16 1987-03-05
JPS6142713A (ja) * 1984-08-07 1986-03-01 Sanyo Electric Co Ltd 磁気ヘツド及びその製造方法
US4649450A (en) * 1984-12-12 1987-03-10 Ampex Corporation Modular multichannel magnetic head assembly with accurate channel locations
BR8706802A (pt) * 1986-03-24 1988-02-23 Ampex Sistema,aparelho e processo para controle de rastreamento por uma cabeca magnetica de exploracao magneticamente controlada
DE3722927A1 (de) * 1986-07-16 1988-01-21 Mitsubishi Electric Corp Kopftrommelanordnung
JPH083891B2 (ja) * 1988-07-04 1996-01-17 株式会社日立製作所 回転磁気ヘツド移動装置
JPH0233720A (ja) * 1988-07-25 1990-02-02 Toshiba Corp 磁気記録再生装置
JP2674220B2 (ja) * 1989-06-27 1997-11-12 ソニー株式会社 磁気ヘッドの製造方法
JP2579686B2 (ja) * 1989-07-18 1997-02-05 三菱電機株式会社 磁気記録再生装置
DE69031157T2 (de) * 1989-11-10 1998-01-29 Mitsubishi Electric Corp Rotierender Magnetkopf-Zusammenbau

Also Published As

Publication number Publication date
GB9108150D0 (en) 1991-06-05
GB2244589A (en) 1991-12-04
GB2244589B (en) 1994-03-09
JPH041909A (ja) 1992-01-07
DE4112742A1 (de) 1991-10-31

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Legal Events

Date Code Title Description
OP8 Request for examination as to paragraph 44 patent law
D2 Grant after examination
8363 Opposition against the patent
8365 Fully valid after opposition proceedings
8380 Miscellaneous part iii

Free format text: ES ERFOLGT ERGAENZUNGSDRUCK NACH UNBESCHRAENKTER AUFRECHTERHALTUNG

8320 Willingness to grant licenses declared (paragraph 23)
8339 Ceased/non-payment of the annual fee