GB1347728A - Magnetic head system - Google Patents

Magnetic head system

Info

Publication number
GB1347728A
GB1347728A GB4008971A GB4008971A GB1347728A GB 1347728 A GB1347728 A GB 1347728A GB 4008971 A GB4008971 A GB 4008971A GB 4008971 A GB4008971 A GB 4008971A GB 1347728 A GB1347728 A GB 1347728A
Authority
GB
United Kingdom
Prior art keywords
head
piezo
flying
aug
record
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
Application number
GB4008971A
Other languages
English (en)
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.)
Philips Electronics UK Ltd
Original Assignee
Philips Electronic and Associated Industries 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
Application filed by Philips Electronic and Associated Industries Ltd filed Critical Philips Electronic and Associated Industries Ltd
Publication of GB1347728A publication Critical patent/GB1347728A/en
Expired 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
    • 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
    • G11B5/60—Fluid-dynamic spacing of heads from record-carriers
    • G11B5/6005—Specially adapted for spacing from a rotating disc using a fluid cushion
    • G11B5/6011—Control of flying height
    • G11B5/6058—Control of flying height using piezoelectric means

Landscapes

  • Supporting Of Heads In Record-Carrier Devices (AREA)
  • Adjustment Of The Magnetic Head Position Track Following On Tapes (AREA)
  • Footwear And Its Accessory, Manufacturing Method And Apparatuses (AREA)
GB4008971A 1970-08-29 1971-08-26 Magnetic head system Expired GB1347728A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL7012826A NL7012826A (enExample) 1970-08-29 1970-08-29

Publications (1)

Publication Number Publication Date
GB1347728A true GB1347728A (en) 1974-02-27

Family

ID=19810890

Family Applications (1)

Application Number Title Priority Date Filing Date
GB4008971A Expired GB1347728A (en) 1970-08-29 1971-08-26 Magnetic head system

Country Status (9)

Country Link
US (1) US3732552A (enExample)
JP (1) JPS527930B1 (enExample)
BE (1) BE771914A (enExample)
CA (1) CA934872A (enExample)
DE (1) DE2141738C3 (enExample)
FR (1) FR2106085A5 (enExample)
GB (1) GB1347728A (enExample)
IT (1) IT943413B (enExample)
NL (1) NL7012826A (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4314296A (en) 1978-09-05 1982-02-02 Bell & Howell Company Transducer head mounting structures

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL7210820A (enExample) * 1972-08-08 1974-02-12
US4285019A (en) * 1980-03-10 1981-08-18 Memorex Corporation Contoured magnetic recording head/slider assembly
US4387408A (en) * 1980-10-03 1983-06-07 Eastman Kodak Company Multi-speed magnetic recorder with wear resistance playback head
US4605977A (en) * 1983-12-14 1986-08-12 Sperry Corporation Air bearing head displacement sensor and positioner
US4931887A (en) * 1988-02-01 1990-06-05 International Business Machines Corporation Capacitive measurement and control of the fly height of a recording slider
US5021906A (en) * 1989-10-31 1991-06-04 International Business Machines Corporation Programmable air bearing slider including magnetic read/write element
FR2664201B1 (fr) * 1990-07-03 1992-09-11 Bull Sa Appareil permettant a un organe de rester, sans contact physique, a une distance predeterminee d'une surface entrainee en deplacement.
JP2744908B2 (ja) * 1990-11-16 1998-04-28 日立金属株式会社 非磁性酸化物基板材料及び磁気ヘッド
JPH04311806A (ja) * 1991-04-10 1992-11-04 Hitachi Metals Ltd 浮上型磁気ヘッド
JP3158487B2 (ja) * 1991-05-23 2001-04-23 株式会社日立製作所 ヘッド支持機構
US5991113A (en) * 1997-04-07 1999-11-23 Seagate Technology, Inc. Slider with temperature responsive transducer positioning
US20030102218A1 (en) * 1997-07-28 2003-06-05 Kiely James Dillon Head-disk stiction reduction
US6570730B1 (en) 1999-06-09 2003-05-27 Seagate Technology, Llc. Shear-based transducer for HDD read/write element height control
JP2003515865A (ja) 1999-12-02 2003-05-07 シーゲイト テクノロジー エルエルシー パターン化した媒体の上方のフライ高さ制御
US6568252B1 (en) 2000-07-13 2003-05-27 Seagate Technology Llc Flyability and glide methodology for 100 GPSI
US7147539B1 (en) 2000-08-09 2006-12-12 Seagate Technology Llc Head performance based nano-machining process control for stripe forming of advanced sliders
WO2003058610A1 (en) * 2002-01-07 2003-07-17 Seagate Technology Llc Head-disk stiction reduction
US6992865B2 (en) * 2003-06-19 2006-01-31 Seagate Technology Llc Headstack with semi-permanently deformable element for pole-tip recession adjustment
US7948713B2 (en) * 2007-01-12 2011-05-24 Tdk Corporation Magnetic head slider using giant magnetostrictive material

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3480936A (en) * 1966-10-10 1969-11-25 Ncr Co Magnetic transducer head assembly

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4314296A (en) 1978-09-05 1982-02-02 Bell & Howell Company Transducer head mounting structures

Also Published As

Publication number Publication date
US3732552A (en) 1973-05-08
CA934872A (en) 1973-10-02
DE2141738A1 (de) 1972-03-02
DE2141738B2 (de) 1979-07-05
BE771914A (fr) 1972-02-28
IT943413B (it) 1973-04-02
NL7012826A (enExample) 1972-03-02
FR2106085A5 (enExample) 1972-04-28
DE2141738C3 (de) 1980-03-20
JPS527930B1 (enExample) 1977-03-05

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee