JP3990091B2 - 磁気ヘッドスライダ及び磁気ディスク装置 - Google Patents

磁気ヘッドスライダ及び磁気ディスク装置 Download PDF

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Publication number
JP3990091B2
JP3990091B2 JP2000112437A JP2000112437A JP3990091B2 JP 3990091 B2 JP3990091 B2 JP 3990091B2 JP 2000112437 A JP2000112437 A JP 2000112437A JP 2000112437 A JP2000112437 A JP 2000112437A JP 3990091 B2 JP3990091 B2 JP 3990091B2
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JP
Japan
Prior art keywords
slider
magnetic head
head slider
magnetic disk
magnetic
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
JP2000112437A
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English (en)
Japanese (ja)
Other versions
JP2001297421A (ja
JP2001297421A5 (enExample
Inventor
英一 小平
真明 松本
秀明 田中
輝義 東谷
清司 橋本
彰 松田
敬法 山崎
Original Assignee
株式会社日立グローバルストレージテクノロジーズ
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 株式会社日立グローバルストレージテクノロジーズ filed Critical 株式会社日立グローバルストレージテクノロジーズ
Priority to JP2000112437A priority Critical patent/JP3990091B2/ja
Priority to US09/761,734 priority patent/US6556381B2/en
Publication of JP2001297421A publication Critical patent/JP2001297421A/ja
Priority to US10/420,904 priority patent/US6744598B2/en
Priority to US10/420,715 priority patent/US6744600B2/en
Priority to US10/851,080 priority patent/US6934123B2/en
Publication of JP2001297421A5 publication Critical patent/JP2001297421A5/ja
Priority to US11/201,225 priority patent/US7164556B2/en
Application granted granted Critical
Publication of JP3990091B2 publication Critical patent/JP3990091B2/ja
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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Classifications

    • 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
    • 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
    • G11B33/00—Constructional parts, details or accessories not provided for in the other groups of this subclass
    • G11B33/14—Reducing influence of physical parameters, e.g. temperature change, moisture, dust
    • 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
    • G11B5/012—Recording on, or reproducing or erasing from, magnetic disks

Landscapes

  • Adjustment Of The Magnetic Head Position Track Following On Tapes (AREA)
JP2000112437A 2000-04-13 2000-04-13 磁気ヘッドスライダ及び磁気ディスク装置 Expired - Fee Related JP3990091B2 (ja)

Priority Applications (6)

Application Number Priority Date Filing Date Title
JP2000112437A JP3990091B2 (ja) 2000-04-13 2000-04-13 磁気ヘッドスライダ及び磁気ディスク装置
US09/761,734 US6556381B2 (en) 2000-04-13 2001-01-18 Magnetic disk device and magnetic head slider
US10/420,904 US6744598B2 (en) 2000-04-13 2003-04-23 Magnetic disk device and magnetic head slider
US10/420,715 US6744600B2 (en) 2000-04-13 2003-04-23 Magnetic disk device and magnetic head slider
US10/851,080 US6934123B2 (en) 2000-04-13 2004-05-24 Magnetic disk device and magnetic head slider
US11/201,225 US7164556B2 (en) 2000-04-13 2005-08-11 Magnetic disk device and magnetic head slider

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2000112437A JP3990091B2 (ja) 2000-04-13 2000-04-13 磁気ヘッドスライダ及び磁気ディスク装置

Related Child Applications (1)

Application Number Title Priority Date Filing Date
JP2004300170A Division JP2005050546A (ja) 2004-10-14 2004-10-14 磁気ヘッドスライダ

Publications (3)

Publication Number Publication Date
JP2001297421A JP2001297421A (ja) 2001-10-26
JP2001297421A5 JP2001297421A5 (enExample) 2005-06-30
JP3990091B2 true JP3990091B2 (ja) 2007-10-10

Family

ID=18624608

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2000112437A Expired - Fee Related JP3990091B2 (ja) 2000-04-13 2000-04-13 磁気ヘッドスライダ及び磁気ディスク装置

Country Status (2)

Country Link
US (5) US6556381B2 (enExample)
JP (1) JP3990091B2 (enExample)

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US7193805B1 (en) 2000-03-20 2007-03-20 Maxtor Corporation Flying-type disk drive slider with micropad
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JP3977579B2 (ja) * 2000-09-20 2007-09-19 株式会社東芝 接触型磁気ヘッドスライダ及び磁気ディスク装置
JP2002163815A (ja) * 2000-11-27 2002-06-07 Alps Electric Co Ltd 磁気ヘッド及び前記磁気ヘッドを用いた磁気ヘッド装置
US7184244B1 (en) 2000-12-20 2007-02-27 Maxtor Corporation Method for flying a disk drive slider having a high pressure micropad ABS
US6795275B2 (en) * 2001-01-18 2004-09-21 Hitachi, Ltd. Magnetic disk device and magnetic head slider
US6657820B2 (en) * 2001-01-18 2003-12-02 Hitachi, Ltd. Magnetic head slider
US7095592B2 (en) * 2001-03-27 2006-08-22 Matsushita Electric Industrial Co., Ltd. Head slider and disk drive apparatus
JP2003173644A (ja) * 2001-11-30 2003-06-20 Toshiba Corp ヘッドスライダ、およびディスク装置
US6999281B2 (en) * 2002-01-30 2006-02-14 Matsushita Electric Industrial Co., Ltd. Head slider and disk drive apparatus
JP3912497B2 (ja) * 2002-02-25 2007-05-09 Ｈｏｙａ株式会社 磁気記録媒体
JP3990197B2 (ja) 2002-06-10 2007-10-10 株式会社日立グローバルストレージテクノロジーズ 薄膜磁気ヘッド
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
US7233460B2 (en) * 2003-07-08 2007-06-19 Sae Magnetics (H.K.) Ltd. Ultra-low flying height slider design
JP2005038499A (ja) * 2003-07-14 2005-02-10 Fuji Photo Film Co Ltd 磁気ディスク
US7277255B2 (en) * 2003-10-21 2007-10-02 Matsushita Electric Industrial Co., Ltd. Head slider with positive dynamic pressure generating section
JP2005182883A (ja) * 2003-12-17 2005-07-07 Fujitsu Ltd ヘッドスライダおよび磁気記憶装置
JP2005228362A (ja) * 2004-02-10 2005-08-25 Matsushita Electric Ind Co Ltd スライダおよび磁気ディスク装置
JP2005235290A (ja) * 2004-02-19 2005-09-02 Hitachi Global Storage Technologies Netherlands Bv 磁気ヘッドスライダ
JP2005285218A (ja) * 2004-03-29 2005-10-13 Toshiba Corp 浮上ヘッドスライダおよび磁気ディスク装置
JP4272102B2 (ja) * 2004-04-12 2009-06-03 ヒタチグローバルストレージテクノロジーズネザーランドビーブイ 磁気ヘッドスライダ及び磁気ディスク装置
US20060132978A1 (en) * 2004-04-14 2006-06-22 Hong Tian Slider for high density magnetic recording
US20050231852A1 (en) * 2004-04-14 2005-10-20 Hong Tian Slider for high density magnetic recording
US7251106B2 (en) * 2004-05-12 2007-07-31 Hitachi Global Storage Technologies Netherlands, B.V. Magnetic head slider having protrusion-compensated air bearing surface design
US7514016B2 (en) * 2004-07-30 2009-04-07 Hitachi Global Storage Technologies Netherlands, Bv Methodology of chemical mechanical nanogrinding for ultra precision finishing of workpieces
JP2006048774A (ja) * 2004-07-30 2006-02-16 Toshiba Corp 磁気記録装置
US7218478B2 (en) * 2004-09-28 2007-05-15 Hitachi Global Storage Technologies Netherlands B.V. Disk drive with negative-pitch slider having protrusion pad contacting the disk when the disk is rotating at operating speed
JP2006164346A (ja) * 2004-12-03 2006-06-22 Hitachi Global Storage Technologies Netherlands Bv 磁気ヘッドスライダおよび磁気ディスク装置
US7190547B2 (en) * 2004-12-30 2007-03-13 Samsung Electronics Co., Ltd. Methods for detecting contact between a read-write head and the accessed disk surface in a hard disk drive
JP2007018676A (ja) * 2005-07-11 2007-01-25 Fujitsu Ltd ヘッドスライダおよび情報記憶装置
JP2007018637A (ja) 2005-07-11 2007-01-25 Hitachi Global Storage Technologies Netherlands Bv 磁気ヘッドスライダ及びその製造方法
JP4041510B2 (ja) * 2005-09-01 2008-01-30 アルプス電気株式会社 磁気ヘッド装置
JP2007073165A (ja) * 2005-09-09 2007-03-22 Hitachi Global Storage Technologies Netherlands Bv 磁気ヘッドスライダ
US8638528B2 (en) * 2006-02-09 2014-01-28 HGST Netherlands B.V. Slider air bearing for mobile drives
US7593188B2 (en) * 2006-03-31 2009-09-22 Hitachi Global Storage Technologies Netherlands, B.V. Low protrusion compensation air bearing
US7903375B2 (en) * 2006-04-11 2011-03-08 Hitachi Global Storage Technologies, Netherlands, B.V. Proximity recording slider with high air bearing damping in and out of contact
JP2007287287A (ja) * 2006-04-20 2007-11-01 Fujitsu Ltd 磁気ヘッドスライダ及び磁気ディスク装置
JP2008090888A (ja) * 2006-09-29 2008-04-17 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
US7719795B2 (en) * 2006-11-15 2010-05-18 Western Digital (Fremont), Llc Head having a transducer heater and an air bearing surface with a flow-diversion dam and pressure-relief trough disposed upstream of the transducer
US7616405B2 (en) * 2006-11-15 2009-11-10 Western Digital (Fremont), Llc Slider with an air bearing surface having a inter-cavity dam with OD and ID dam surfaces of different heights
US7692888B2 (en) * 2006-12-12 2010-04-06 Hitachi Global Storage Technologies Netherlands B.V. Apparatus, system, and method for detection of fly height margin using controlled excitation of air bearing mode
US7855854B2 (en) * 2007-04-17 2010-12-21 Western Digital (Fremont), Llc Head with an air bearing surface having a shallow recessed trailing air flow dam
US7872833B2 (en) * 2007-04-17 2011-01-18 Western Digital (Fremont) , LLC Head with a transducer overcoat having a trailing air flow dam that is shallowly recessed from an air bearing surface
JP2010049748A (ja) * 2008-08-21 2010-03-04 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
JP4798670B2 (ja) * 2008-12-18 2011-10-19 東芝ストレージデバイス株式会社 ヘッドスライダおよび記憶装置
US8649126B2 (en) * 2009-07-31 2014-02-11 HGST Netherlands B.V. Air bearing surface of a head slider in a hard disk drive
US20110122532A1 (en) * 2009-07-31 2011-05-26 Bolasna Sanford A Write hole of a head slider in a hard disk drive
JP5570199B2 (ja) * 2009-12-14 2014-08-13 エイチジーエスティーネザーランドビーブイ 磁気ヘッドスライダ
US8164860B1 (en) 2010-10-20 2012-04-24 Hitachi Global Storage Technologies Netherlands B.V. Servo write robust and good altitude performance ABS
CN103874436B (zh) * 2012-06-05 2016-05-25 松下知识产权经营株式会社 头部保健装置
US8810967B2 (en) * 2012-07-19 2014-08-19 Seagate Technology Llc Devices and methods for reducing lubricant accumulation on sliders
US12148447B1 (en) * 2023-05-10 2024-11-19 Western Digital Technologies, Inc. HDD head having same gap verify and system for using same

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Also Published As

Publication number Publication date
US20030197979A1 (en) 2003-10-23
US20050270697A1 (en) 2005-12-08
US6744598B2 (en) 2004-06-01
US6744600B2 (en) 2004-06-01
US7164556B2 (en) 2007-01-16
US20010030834A1 (en) 2001-10-18
JP2001297421A (ja) 2001-10-26
US6934123B2 (en) 2005-08-23
US20040212930A1 (en) 2004-10-28
US6556381B2 (en) 2003-04-29
US20030193750A1 (en) 2003-10-16

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