DE69428639D1 - Bewegliche Magnetkopfeinheit - Google Patents

Bewegliche Magnetkopfeinheit

Info

Publication number
DE69428639D1
DE69428639D1 DE69428639T DE69428639T DE69428639D1 DE 69428639 D1 DE69428639 D1 DE 69428639D1 DE 69428639 T DE69428639 T DE 69428639T DE 69428639 T DE69428639 T DE 69428639T DE 69428639 D1 DE69428639 D1 DE 69428639D1
Authority
DE
Germany
Prior art keywords
magnetic head
head unit
movable magnetic
movable
unit
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
DE69428639T
Other languages
English (en)
Other versions
DE69428639T2 (de
Inventor
Akira Sano
Toyoshi Makino
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 DE69428639D1 publication Critical patent/DE69428639D1/de
Application granted granted Critical
Publication of DE69428639T2 publication Critical patent/DE69428639T2/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
    • G11B5/48—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
    • 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
    • G11B5/52—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 simultaneous movement of head and record carrier, e.g. rotation of head
    • G11B5/53—Disposition or mounting of heads on rotating support
    • 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
    • G11B5/52—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 simultaneous movement of head and record carrier, e.g. rotation of head
    • G11B5/53—Disposition or mounting of heads on rotating support
    • G11B5/531—Disposition of more than one recording or reproducing head on support rotating cyclically around an axis
    • 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
DE69428639T 1993-07-06 1994-07-06 Bewegliche Magnetkopfeinheit Expired - Fee Related DE69428639T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP16686793A JP3243470B2 (ja) 1993-07-06 1993-07-06 磁気記録再生装置

Publications (2)

Publication Number Publication Date
DE69428639D1 true DE69428639D1 (de) 2001-11-22
DE69428639T2 DE69428639T2 (de) 2002-08-01

Family

ID=15839111

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69428639T Expired - Fee Related DE69428639T2 (de) 1993-07-06 1994-07-06 Bewegliche Magnetkopfeinheit

Country Status (4)

Country Link
US (2) US5675449A (de)
EP (1) EP0633562B1 (de)
JP (1) JP3243470B2 (de)
DE (1) DE69428639T2 (de)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6243240B1 (en) * 1996-12-17 2001-06-05 Sony Corporation Non-contact type transmission device and rotary magnetic head unit having the non-contact type transmission device
JP2001006102A (ja) * 1999-06-16 2001-01-12 Sony Corp 信号処理装置および方法
US7533403B1 (en) * 2002-08-23 2009-05-12 Vulcan Ventures, Inc. Apparatus and method for distributing audio and video content using existing network wiring
US6977509B2 (en) * 2004-03-17 2005-12-20 Clinton Instrument Company System and method for high voltage testing of twisted insulated conductors
US9718193B1 (en) * 2015-12-09 2017-08-01 X Development Llc Rotary transformer

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5436709A (en) * 1977-08-26 1979-03-17 Sony Corp Position control circuit for rotary magnetic head
JPS5919206A (ja) * 1982-07-24 1984-01-31 Sony Corp 磁気記録装置
US4485418A (en) * 1982-08-12 1984-11-27 Magnetic Peripherals, Inc. System and method of locating the center of a track on a magnetic storage disk
JPH071521B2 (ja) * 1985-11-11 1995-01-11 キヤノン株式会社 記録再生装置
DE3722927A1 (de) * 1986-07-16 1988-01-21 Mitsubishi Electric Corp Kopftrommelanordnung
US4819096A (en) * 1986-10-23 1989-04-04 Datatape Incorporated Rotary head scanner including anamorphic beam-shaping apparatus in an optical signal-transmission channel
DE3705928A1 (de) * 1987-02-25 1988-09-08 Broadcast Television Syst Megnetbandgeraet mit vorrichtung zur beruehrungslosen uebertragung von signalen zwischen relativ zueinander bewegten bauteilen
JPS6423401A (en) * 1987-07-20 1989-01-26 Victor Company Of Japan Magnetic recording and reproducing device
JPH01303605A (ja) * 1988-05-31 1989-12-07 Fujitsu General Ltd 磁気記録および／または再生装置
US4967290A (en) * 1988-08-26 1990-10-30 Datatape Incorporated Multiple channel rotary magnetic head scanner having stackable electro-optical signal transmission modules
JP2623751B2 (ja) * 1988-08-30 1997-06-25 ソニー株式会社 記録制御信号の伝送方法および記録制御回路
JPH073688B2 (ja) * 1989-09-11 1995-01-18 三菱電機株式会社 磁気再生装置
JP2595752B2 (ja) * 1990-03-27 1997-04-02 三菱電機株式会社 磁気記録再生装置
JP2529463B2 (ja) * 1990-11-21 1996-08-28 松下電器産業株式会社 ディジタル信号磁気記録装置
KR940010038A (ko) * 1992-10-28 1994-05-24 사또오 후미오 자기 기록 재생 장치

Also Published As

Publication number Publication date
EP0633562A2 (de) 1995-01-11
US5933289A (en) 1999-08-03
EP0633562B1 (de) 2001-10-17
JPH0721537A (ja) 1995-01-24
EP0633562A3 (de) 1995-02-22
JP3243470B2 (ja) 2002-01-07
DE69428639T2 (de) 2002-08-01
US5675449A (en) 1997-10-07

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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