JP2008171536A - 粒子ｔａ低減のために、フラッター・ピッチプロファイルを備える空気ベアリングデザイン - Google Patents

粒子ｔａ低減のために、フラッター・ピッチプロファイルを備える空気ベアリングデザイン Download PDF

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Publication number
JP2008171536A
JP2008171536A JP2007290060A JP2007290060A JP2008171536A JP 2008171536 A JP2008171536 A JP 2008171536A JP 2007290060 A JP2007290060 A JP 2007290060A JP 2007290060 A JP2007290060 A JP 2007290060A JP 2008171536 A JP2008171536 A JP 2008171536A
Authority
JP
Japan
Prior art keywords
pitch
air
air flow
bearing surface
air bearing
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.)
Pending
Application number
JP2007290060A
Other languages
English (en)
Japanese (ja)
Other versions
JP2008171536A5 (https=
Inventor
Ellis Cha
チャ エリス
Zhu Feng
フェン チュー
Xinjiang Shen
シェン シンジャン
Sindy Yeung
イェウン シンディ
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.)
SAE Magnetics HK Ltd
Original Assignee
SAE Magnetics HK 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 SAE Magnetics HK Ltd filed Critical SAE Magnetics HK Ltd
Publication of JP2008171536A publication Critical patent/JP2008171536A/ja
Publication of JP2008171536A5 publication Critical patent/JP2008171536A5/ja
Pending 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
    • G11B5/60—Fluid-dynamic spacing of heads from record-carriers
    • G11B5/6005—Specially adapted for spacing from a rotating disc using a fluid cushion
    • G11B5/6082—Design of the air bearing surface
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B21/00—Head arrangements not specific to the method of recording or reproducing
    • G11B21/16—Supporting the heads; Supporting the sockets for plug-in heads
    • G11B21/20—Supporting the heads; Supporting the sockets for plug-in heads while the head is in operative position but stationary or permitting minor movements to follow irregularities in surface of record carrier
    • G11B21/21—Supporting the heads; Supporting the sockets for plug-in heads while the head is in operative position but stationary or permitting minor movements to follow irregularities in surface of record carrier with provision for maintaining desired spacing of head from record carrier, e.g. fluid-dynamic spacing, slider
    • 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
    • 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
    • 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
    • G11B5/40—Protective measures on heads, e.g. against excessive temperature 
    • 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
    • G11B5/6064—Control of flying height using air pressure
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T29/00—Metal working
    • Y10T29/49—Method of mechanical manufacture
    • Y10T29/49002—Electrical device making
    • Y10T29/4902—Electromagnet, transformer or inductor
    • Y10T29/49021—Magnetic recording reproducing transducer [e.g., tape head, core, etc.]
    • Y10T29/49032—Fabricating head structure or component thereof
    • Y10T29/49036—Fabricating head structure or component thereof including measuring or testing
    • Y10T29/49041—Fabricating head structure or component thereof including measuring or testing with significant slider/housing shaping or treating

Landscapes

  • Adjustment Of The Magnetic Head Position Track Following On Tapes (AREA)
JP2007290060A 2006-11-07 2007-11-07 粒子ｔａ低減のために、フラッター・ピッチプロファイルを備える空気ベアリングデザイン Pending JP2008171536A (ja)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US11/594,343 US7837885B2 (en) 2006-11-07 2006-11-07 Air bearing design with a flatter pitch profile for reducing particle TAs

Publications (2)

Publication Number Publication Date
JP2008171536A true JP2008171536A (ja) 2008-07-24
JP2008171536A5 JP2008171536A5 (https=) 2010-12-24

Family

ID=39090957

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2007290060A Pending JP2008171536A (ja) 2006-11-07 2007-11-07 粒子ｔａ低減のために、フラッター・ピッチプロファイルを備える空気ベアリングデザイン

Country Status (4)

Country Link
US (1) US7837885B2 (https=)
JP (1) JP2008171536A (https=)
KR (1) KR20070112749A (https=)
CN (1) CN101241709B (https=)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2008146795A (ja) * 2006-12-13 2008-06-26 Toshiba Corp ヘッド、ヘッドサスペンションアッセンブリ、およびこれを備えたディスク装置

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9741375B2 (en) * 2015-11-19 2017-08-22 Seagate Technology Llc Slider trailing edge contamination sensor

Citations (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5870250A (en) * 1996-03-01 1999-02-09 International Business Machines Corporation Method and apparatus for improving file capacity using different flying height profiles
JP2000090617A (ja) * 1998-09-09 2000-03-31 Hitachi Ltd 磁気ヘッドスライダ
JP2001344724A (ja) * 2000-06-01 2001-12-14 Fujitsu Ltd 浮上ヘッドスライダ
US6483667B1 (en) * 1998-07-21 2002-11-19 Seagate Technology Llc Self-loading disc head slider having multiple steps approximating a leading taper
JP2004039215A (ja) * 2002-06-07 2004-02-05 Sae Magnetics (Hk) Ltd 仕切られた低圧領域を有する低圧スライダー、ヘッドジンバルアセンブリ及びディスクドライブ
JP2004055127A (ja) * 2002-07-17 2004-02-19 Seagate Technology Llc 側部に開放部を備えた収斂溝を有するヘッドスライダ
JP2004139714A (ja) * 2002-09-26 2004-05-13 Matsushita Electric Ind Co Ltd ヘッドスライダならびにそれを用いたヘッド支持装置およびディスク装置
JP2004241112A (ja) * 2003-02-08 2004-08-26 Samsung Electronics Co Ltd ディスクドライブの空気軸受スライダ
WO2005008635A1 (ja) * 2003-07-23 2005-01-27 Matsushita Electric Industrial Co., Ltd. スライダ及びそれを用いた磁気ディスク装置
JP2005149702A (ja) * 2003-10-21 2005-06-09 Matsushita Electric Ind Co Ltd ヘッドスライダおよびそれを備えたディスク装置
JP2005166236A (ja) * 2003-11-10 2005-06-23 Matsushita Electric Ind Co Ltd ディスク装置、ヘッドスライダおよびヘッド支持装置
US6934122B2 (en) * 2000-07-28 2005-08-23 Seagate Technology Llc Disc head slider with sub-ambient pressure cavity bottom surfaces of differing depths
JP2005302144A (ja) * 2004-04-12 2005-10-27 Hitachi Global Storage Technologies Netherlands Bv 磁気ヘッドスライダ及び磁気ディスク装置

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5774304A (en) * 1996-01-16 1998-06-30 Seagate Technology, Inc. Disc head slider having center rail with asymmetric edge steps
US5754367A (en) * 1997-05-19 1998-05-19 Read-Rite Corporation Air bearing slider having etched and shaped leading edge taper
US6212032B1 (en) * 1998-02-18 2001-04-03 Samsung Electronics Co., Ltd. Pseudo contact negative pressure air bearing slider with divided negative pressure pockets
JPH11353774A (ja) * 1998-06-11 1999-12-24 Mitsumi Electric Co Ltd 磁気ヘッド
JP3444256B2 (ja) * 2000-01-18 2003-09-08 株式会社日立製作所 磁気ディスク装置
US6445542B1 (en) * 2000-03-06 2002-09-03 Read-Rite Corporation Air bearing slider
US6608735B1 (en) * 2000-10-04 2003-08-19 Seagate Technology Llc Asymmetric tapered air bearing slider
US6477013B1 (en) * 2000-11-09 2002-11-05 International Business Machines Corporation Slider air bearing design and method providing writing of a laser field (WOLF) measurement without substantial fly height affect
JP3962241B2 (ja) * 2001-11-12 2007-08-22 株式会社日立グローバルストレージテクノロジーズ 平滑面磁気ディスク対応ヘッドスライダ、ヘッドスライダアッセンブリ、および磁気ディスク装置、ならびに磁気ディスクの検査・製造方法、および磁気ディスク装置の組み立て方法
JP3917409B2 (ja) * 2001-11-16 2007-05-23 富士通株式会社 ヘッドスライダ及びディスク装置
CN2563685Y (zh) * 2002-07-19 2003-07-30 深圳易拓科技有限公司 空气支承滑动器与支撑臂组合
US7245455B2 (en) * 2002-11-05 2007-07-17 Seagate Technology Llc Center split feature and pressurization for altitude insensitivity, high pitch torque and high preload sensitivity air bearing slider
JP4041499B2 (ja) * 2005-02-02 2008-01-30 アルプス電気株式会社 磁気ヘッドスライダ

Patent Citations (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5870250A (en) * 1996-03-01 1999-02-09 International Business Machines Corporation Method and apparatus for improving file capacity using different flying height profiles
US6483667B1 (en) * 1998-07-21 2002-11-19 Seagate Technology Llc Self-loading disc head slider having multiple steps approximating a leading taper
JP2000090617A (ja) * 1998-09-09 2000-03-31 Hitachi Ltd 磁気ヘッドスライダ
JP2001344724A (ja) * 2000-06-01 2001-12-14 Fujitsu Ltd 浮上ヘッドスライダ
US6934122B2 (en) * 2000-07-28 2005-08-23 Seagate Technology Llc Disc head slider with sub-ambient pressure cavity bottom surfaces of differing depths
JP2004039215A (ja) * 2002-06-07 2004-02-05 Sae Magnetics (Hk) Ltd 仕切られた低圧領域を有する低圧スライダー、ヘッドジンバルアセンブリ及びディスクドライブ
JP2004055127A (ja) * 2002-07-17 2004-02-19 Seagate Technology Llc 側部に開放部を備えた収斂溝を有するヘッドスライダ
JP2004139714A (ja) * 2002-09-26 2004-05-13 Matsushita Electric Ind Co Ltd ヘッドスライダならびにそれを用いたヘッド支持装置およびディスク装置
JP2004241112A (ja) * 2003-02-08 2004-08-26 Samsung Electronics Co Ltd ディスクドライブの空気軸受スライダ
WO2005008635A1 (ja) * 2003-07-23 2005-01-27 Matsushita Electric Industrial Co., Ltd. スライダ及びそれを用いた磁気ディスク装置
JP2005149702A (ja) * 2003-10-21 2005-06-09 Matsushita Electric Ind Co Ltd ヘッドスライダおよびそれを備えたディスク装置
JP2005166236A (ja) * 2003-11-10 2005-06-23 Matsushita Electric Ind Co Ltd ディスク装置、ヘッドスライダおよびヘッド支持装置
JP2005302144A (ja) * 2004-04-12 2005-10-27 Hitachi Global Storage Technologies Netherlands Bv 磁気ヘッドスライダ及び磁気ディスク装置

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2008146795A (ja) * 2006-12-13 2008-06-26 Toshiba Corp ヘッド、ヘッドサスペンションアッセンブリ、およびこれを備えたディスク装置
US7978435B2 (en) 2006-12-13 2011-07-12 Kabushiki Kaisha Toshiba Magnetic head slider having multiple step portions

Also Published As

Publication number Publication date
US20080106818A1 (en) 2008-05-08
HK1124426A1 (en) 2009-07-10
US7837885B2 (en) 2010-11-23
KR20070112749A (ko) 2007-11-27
CN101241709A (zh) 2008-08-13
CN101241709B (zh) 2012-05-30

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