BR8003531A - Conjunto de montagem de cabeca transdutora defletivel e conjunto de cabeca magnetica rotativa para um gravador de videotape a exploracao helicoidal - Google Patents

Conjunto de montagem de cabeca transdutora defletivel e conjunto de cabeca magnetica rotativa para um gravador de videotape a exploracao helicoidal

Info

Publication number
BR8003531A
BR8003531A BR8003531A BR8003531A BR8003531A BR 8003531 A BR8003531 A BR 8003531A BR 8003531 A BR8003531 A BR 8003531A BR 8003531 A BR8003531 A BR 8003531A BR 8003531 A BR8003531 A BR 8003531A
Authority
BR
Brazil
Prior art keywords
head assembly
transductor
deflective
helicoid
exploitation
Prior art date
Application number
BR8003531A
Other languages
English (en)
Inventor
Koga Hirohisa
Ohba Takeo
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
Priority claimed from JP7254179A external-priority patent/JPS5626A/ja
Priority claimed from JP7254279A external-priority patent/JPS5627A/ja
Application filed by Sony Corp filed Critical Sony Corp
Publication of BR8003531A publication Critical patent/BR8003531A/pt

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
BR8003531A 1979-06-09 1980-06-06 Conjunto de montagem de cabeca transdutora defletivel e conjunto de cabeca magnetica rotativa para um gravador de videotape a exploracao helicoidal BR8003531A (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP7254179A JPS5626A (en) 1979-06-09 1979-06-09 Magnetic head unit
JP7254279A JPS5627A (en) 1979-06-09 1979-06-09 Magnetic head unit

Publications (1)

Publication Number Publication Date
BR8003531A true BR8003531A (pt) 1981-01-05

Family

ID=26413676

Family Applications (1)

Application Number Title Priority Date Filing Date
BR8003531A BR8003531A (pt) 1979-06-09 1980-06-06 Conjunto de montagem de cabeca transdutora defletivel e conjunto de cabeca magnetica rotativa para um gravador de videotape a exploracao helicoidal

Country Status (13)

Country Link
US (1) US4441128A (pt)
AT (1) AT374942B (pt)
AU (1) AU535786B2 (pt)
BR (1) BR8003531A (pt)
CH (1) CH650610A5 (pt)
DE (1) DE3021430A1 (pt)
DK (1) DK147956C (pt)
ES (1) ES8102392A1 (pt)
FR (1) FR2458866B1 (pt)
GB (1) GB2050671B (pt)
IT (1) IT1131284B (pt)
NL (1) NL193705C (pt)
SE (1) SE451908B (pt)

Families Citing this family (27)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3010580A1 (de) * 1980-03-19 1981-09-24 Siemens AG, 1000 Berlin und 8000 München Aktuator fuer video-bandgeraet
JPS56165927A (en) * 1980-05-24 1981-12-19 Sony Corp Vibration imparting device
JPS5760528A (en) * 1980-09-30 1982-04-12 Sony Corp Head supporting in recorder and reproducer
US4623947A (en) * 1983-03-17 1986-11-18 Tokyo Shibaura Denki Kabushiki Kaisha Magnetic head device
US4647999A (en) * 1984-12-03 1987-03-03 Datatape Inc. Frame for positioning transducing head
US4709361A (en) * 1986-10-30 1987-11-24 Allied Corporation Flexural disk transducer
US4794581A (en) * 1987-06-25 1988-12-27 International Business Machines Corporation Lens support system enabling focussing and tracking motions employing a unitary lens holder
US4906840A (en) * 1988-01-27 1990-03-06 The Board Of Trustees Of Leland Stanford Jr., University Integrated scanning tunneling microscope
US4987507A (en) * 1989-03-02 1991-01-22 Digital Equipment Corporation Flexure guide for straight-line motion
US5047883A (en) * 1990-02-07 1991-09-10 Ampex Corporation Pantograph head mount having double leaves integral with a rigid tip structure
JPH04132008A (ja) * 1990-09-21 1992-05-06 Sharp Corp 磁気記録再生装置
US5227937A (en) * 1991-03-14 1993-07-13 Ampex Corporation Side-stiffened flexural pantographic mount for positioning a magnetic transducing head assembly
US5500777A (en) * 1993-05-19 1996-03-19 Matsushita Electric Industrial Co., Ltd. Magnetic head drive which uses independently controlled piezo-electric elements
KR100212557B1 (ko) * 1996-12-30 1999-08-02 전주범 헤드 드럼의 비디오 헤드
JP3845543B2 (ja) 1999-10-01 2006-11-15 日本碍子株式会社 圧電／電歪デバイス及びその製造方法
JP3845544B2 (ja) * 1999-10-01 2006-11-15 日本碍子株式会社 圧電／電歪デバイス及びその製造方法
US6404109B1 (en) * 1999-10-01 2002-06-11 Ngk Insulators, Ltd. Piezoelectric/electrostrictive device having increased strength
JP3436735B2 (ja) 1999-10-01 2003-08-18 日本碍子株式会社 圧電／電歪デバイス及びその製造方法
JP3965515B2 (ja) 1999-10-01 2007-08-29 日本碍子株式会社 圧電／電歪デバイス及びその製造方法
US6657364B1 (en) * 1999-10-01 2003-12-02 Ngk Insulators, Ltd. Piezoelectric/electrostrictive device
EP1089355B1 (en) * 1999-10-01 2006-11-22 Ngk Insulators, Ltd. Piezoelectric/electrostrictive device
DE60034853T2 (de) * 1999-10-01 2008-01-17 Ngk Insulators, Ltd., Nagoya Piezoelektrisches/elektrostriktives Bauelement und dessen Herstellungsverfahren
JP4007767B2 (ja) 2001-01-18 2007-11-14 日本碍子株式会社 圧電／電歪デバイスおよびその製造方法
US7345406B2 (en) 2001-01-18 2008-03-18 Ngk Insulators, Ltd. Piezoelectric/electrostrictive device
JP4080432B2 (ja) * 2004-01-29 2008-04-23 ソニー株式会社 磁気ヘッド装置及びリニアテープドライブ装置
JP4152903B2 (ja) * 2004-02-02 2008-09-17 ソニー株式会社 磁気ヘッド装置及びリニアテープドライブ装置
KR100747459B1 (ko) * 2005-10-21 2007-08-09 엘지전자 주식회사 모듈의 충돌 방지가 보장되는 멀티태스킹 방법 및 이동단말기

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3526726A (en) * 1967-09-27 1970-09-01 Ampex Piezoelectric transducer assembly for positioning a magnetic record/reproduce head
GB1328931A (en) * 1972-03-23 1973-09-05 Creed Co Ltd Piezoelectric transducer motor arrangement
US3890644A (en) * 1973-10-29 1975-06-17 Burroughs Corp Head mounting assembly for reading and writing on bank passbooks and the like
JPS5643529B2 (pt) * 1974-04-26 1981-10-13
JPS598891B2 (ja) * 1974-11-26 1984-02-28 ソニー株式会社 回転磁気ヘッド装置
JPS5246810A (en) * 1975-10-13 1977-04-14 Sony Corp Centrifugal force type magnetic head device
US4106065A (en) * 1976-03-19 1978-08-08 Ampex Corporation Drive circuitry for controlling movable video head
US4151570A (en) * 1976-03-22 1979-04-24 Ampex Corporation Automatic scan tracking using a magnetic head supported by a piezoelectric bender element
JPS5497007A (en) * 1978-01-17 1979-07-31 Sony Corp Head supporting structure
US4188645A (en) * 1978-11-02 1980-02-12 Burroughs Corporation Piezoelectric servo for disk drive

Also Published As

Publication number Publication date
NL193705C (nl) 2000-07-04
DK147956C (da) 1985-09-23
FR2458866B1 (fr) 1988-03-11
DE3021430C2 (pt) 1989-07-20
IT1131284B (it) 1986-06-18
US4441128A (en) 1984-04-03
AU535786B2 (en) 1984-04-05
ATA302880A (de) 1983-10-15
DK246480A (da) 1980-12-10
GB2050671A (en) 1981-01-07
NL8003359A (nl) 1980-12-11
AU5884780A (en) 1980-12-11
NL193705B (nl) 2000-03-01
AT374942B (de) 1984-06-12
SE451908B (sv) 1987-11-02
ES492211A0 (es) 1980-12-16
GB2050671B (en) 1983-08-17
ES8102392A1 (es) 1980-12-16
DE3021430A1 (de) 1980-12-18
IT8022590A0 (it) 1980-06-05
FR2458866A1 (fr) 1981-01-02
DK147956B (da) 1985-01-14
SE8004231L (sv) 1980-12-10
CH650610A5 (de) 1985-07-31

Similar Documents

Publication Publication Date Title
BR8003531A (pt) Conjunto de montagem de cabeca transdutora defletivel e conjunto de cabeca magnetica rotativa para um gravador de videotape a exploracao helicoidal
JPS5597033A (en) Optical recording element and method of recording optical information
DE3070779D1 (en) Data cartridge recorder with head positioning mechanism
DE3071634D1 (en) A method for playback of a thermal recording element
JPS5649296A (en) Reflective data recording medium
DE3175294D1 (en) An optical recording element and a method of recording information using the element
DE3066909D1 (en) A magnetic head slider assembly
DE3274397D1 (en) A perpendicular magnetic recording and reproducing head
JPS5348528A (en) Information carrier for effecting optical recording and reading and method of manufacturing the same
GB2079031B (en) Optical information record and a method of reversibly recording and erasing information thereon
JPS5661075A (en) Recording disk
JPS5641524A (en) Magentic recording disk and forming same
DE3069967D1 (en) Tape recording or reproducing apparatus with rotating magnetic head
AU535268B2 (en) Magnetic recording head drum
BR8000171A (pt) Fita gravadora magnetica,e,processo de fabricacao de fita gravadora magnetica
DE3060717D1 (en) Magnetic transducing head assemblies
DE3070666D1 (en) An optical recording element and a method of manufacturing the same
DE3071208D1 (en) Optical disc and method of recording information thereon
DE3068782D1 (en) Information recording element
ES493998A0 (es) Un aparato de grabacion y-o de reproduccion para uso con un portador de registro en forma de cinta
GB8515504D0 (en) Recording information on magnetic disk
JPS55101171A (en) Head disk assembly
GB2057471B (en) Magnetic recording media
BR8604687A (pt) Composto de ester de fosforato,processo para preparar o composto de ester de fosforato,meio de gravacao magnetica,e,processo para preparar um meio de gravacao magnetica de pigmento/aglutinante
US4302790B1 (en) Magnetic recording head with effective magnetic gap length less than about 15mu inches

Legal Events

Date Code Title Description
MK Patent expired

Effective date: 19950606