SG75843A1 - Dual etch step pad air bearing design with three etch depths - Google Patents

Dual etch step pad air bearing design with three etch depths

Info

Publication number
SG75843A1
SG75843A1 SG1998001045A SG1998001045A SG75843A1 SG 75843 A1 SG75843 A1 SG 75843A1 SG 1998001045 A SG1998001045 A SG 1998001045A SG 1998001045 A SG1998001045 A SG 1998001045A SG 75843 A1 SG75843 A1 SG 75843A1
Authority
SG
Singapore
Prior art keywords
etch
air bearing
dual
bearing design
step pad
Prior art date
Application number
SG1998001045A
Other languages
English (en)
Inventor
Lee K Dorius
Sanford A Bolasna
Original Assignee
Ibm
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 Ibm filed Critical Ibm
Publication of SG75843A1 publication Critical patent/SG75843A1/en

Links

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
    • G11B17/00—Guiding record carriers not specifically of filamentary or web form, or of supports therefor
    • G11B17/32—Maintaining desired spacing between record carrier and head, e.g. by fluid-dynamic spacing
SG1998001045A 1997-05-14 1998-05-14 Dual etch step pad air bearing design with three etch depths SG75843A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/857,115 US6055128A (en) 1997-05-14 1997-05-14 Dual etch step pad air bearing design with three etch depths

Publications (1)

Publication Number Publication Date
SG75843A1 true SG75843A1 (en) 2000-10-24

Family

ID=25325222

Family Applications (1)

Application Number Title Priority Date Filing Date
SG1998001045A SG75843A1 (en) 1997-05-14 1998-05-14 Dual etch step pad air bearing design with three etch depths

Country Status (4)

Country Link
US (1) US6055128A (zh)
KR (1) KR100288869B1 (zh)
CN (1) CN1078322C (zh)
SG (1) SG75843A1 (zh)

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JPH11283347A (ja) * 1998-03-31 1999-10-15 Tdk Corp スライダの製造方法およびスライダ
JP2000030389A (ja) * 1998-07-08 2000-01-28 Fujitsu Ltd ヘッドスライダ及びディスク装置
JP2000057724A (ja) * 1998-08-04 2000-02-25 Hitachi Ltd 磁気ヘッドスライダ及びそれを用いた磁気ディスク装置
JP3674347B2 (ja) * 1998-09-28 2005-07-20 富士通株式会社 負圧ヘッドスライダ
JP3264895B2 (ja) 1999-01-12 2002-03-11 富士通株式会社 浮上ヘッドスライダおよびその製造方法
US6297932B1 (en) * 1999-07-28 2001-10-02 Maxtor Corporation Super-textured air bearing surface slider design for data transducers in rotating media random access computer mass storage devices
US6356412B1 (en) 1999-09-30 2002-03-12 Read-Rite Corporation Air bearing facilitating load/unload of a magnetic read/write head
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
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
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
WO2002041318A1 (fr) * 2000-11-17 2002-05-23 Fujitsu Limited Patin de tete, unite de disque pourvue de ce patin, et procede de finition hydrofuge de du patin
US6943989B2 (en) * 2002-06-07 2005-09-13 Sae Magnetics (H.K.) Ltd. Subambient pressure slider with partitioned subambient area
US7265943B2 (en) * 2002-06-12 2007-09-04 Seagate Technology Llc Air bearing for a head to provide reduced cross-curve sensitivity
US6793778B2 (en) 2002-07-15 2004-09-21 Hitachi Global Storage Technologies Netherlands N.V. Method of fabricating slider pads for a transducer operating with moving magnetic media
JP4139700B2 (ja) * 2003-01-30 2008-08-27 株式会社日立グローバルストレージテクノロジーズ 磁気ヘッドスライダ及び磁気ディスク装置
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
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
US7324306B2 (en) * 2004-05-12 2008-01-29 Hitachiglobal Storage Technologies Netherlands Bv System, method, and apparatus for improving the multiple velocity performance and write element protrusion compensation of disk drive sliders
US7515384B2 (en) * 2004-07-30 2009-04-07 Hitachi Global Storage Technologies Netherlands B.V. Method and apparatus for providing a three stepped air bearing having a funnel structure for controlling air flow to improve fly height performance
CN1925001B (zh) * 2005-08-31 2010-04-14 新科实业有限公司 具有微纹的磁性读/写磁头及其制造方法
US8638528B2 (en) * 2006-02-09 2014-01-28 HGST Netherlands B.V. Slider air bearing for mobile drives
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
US7586711B2 (en) * 2007-12-10 2009-09-08 Hitachi Global Storage Technologies Netherlands B.V. Magnetic performance of a magnetic transducer operating within a hard disk drive
US8270115B2 (en) * 2009-05-28 2012-09-18 Hitachi Global Storage Technologies Netherlands B.V. Asymmetrical air bearing surface for a head slider in hard disk drives
KR101396814B1 (ko) * 2012-07-12 2014-05-21 한화엘앤씨 주식회사 트렁크 리드 조립체
US10720570B2 (en) * 2017-06-12 2020-07-21 Western Digital Technologies, Inc. Magnetic sensor using spin hall effect

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JPS56107363A (en) * 1980-01-31 1981-08-26 Nec Corp Floating type magnetic head
JPS5998347A (ja) * 1982-11-26 1984-06-06 Nec Corp 負圧利用浮動ヘツドスライダ
DE3376036D1 (en) * 1983-08-17 1988-04-21 Ibm Deutschland Method of manufacturing a magnetic head flying body
US4564585A (en) * 1983-11-28 1986-01-14 Magnetic Peripherals, Inc. Process for fabricating negative pressure sliders
US5327311A (en) * 1984-11-13 1994-07-05 Unisys Corporation Techique for providing back bar and boss for slider
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JPH04114377A (ja) * 1990-09-05 1992-04-15 Fujitsu Ltd 浮動型ヘッドスライダの形成方法
US5200686A (en) * 1991-10-10 1993-04-06 Motorola, Inc. Method and apparatus for determining battery type
US5473485A (en) * 1992-03-06 1995-12-05 Read-Rite Corporation Tripad air bearing magnetic head slider
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US5508861A (en) * 1992-11-18 1996-04-16 Unisys Corporation Techniques for providing slider with boss
US5404256A (en) * 1992-12-07 1995-04-04 White; James W. Transverse and negative pressure contour gas bearing slider
JP3478556B2 (ja) * 1993-03-18 2003-12-15 松下電器産業株式会社 磁気ヘッドスライダ
JP2500479B2 (ja) * 1993-04-22 1996-05-29 ティーディーケイ株式会社 磁気ヘッド装置用スライダ及び該スライダの製造方法
US5424888A (en) * 1993-06-24 1995-06-13 International Business Machines Corp. Speed independent, air bearing slider
JP3312146B2 (ja) * 1993-06-25 2002-08-05 株式会社日立製作所 磁気ヘッドおよびその製造方法
JPH0729141A (ja) * 1993-07-15 1995-01-31 Yamaha Corp 磁気ヘッドのレール面加工方法
US5418667A (en) * 1993-08-03 1995-05-23 International Business Machines Corporation Slider with transverse ridge sections supporting air-bearing pads and disk drive incorporating the slider
FR2709856B1 (fr) * 1993-09-06 1995-10-20 Commissariat Energie Atomique Patin de vol à profil perfectionné.
US5550693A (en) * 1994-10-31 1996-08-27 International Business Machines Corporation Air bearing slider having projections that provide minimal actual contact area
JP2621812B2 (ja) * 1994-11-14 1997-06-18 日本電気株式会社 磁気ヘッドスライダ
US5777825A (en) * 1996-09-04 1998-07-07 International Business Machines Corporation Negative pressure step pad air bearing design and method for making the same
US5796551A (en) * 1996-10-16 1998-08-18 International Business Machines Corporation Landing pads for air bearing sliders and method for making the same

Also Published As

Publication number Publication date
US6055128A (en) 2000-04-25
CN1199828A (zh) 1998-11-25
KR19980086581A (ko) 1998-12-05
CN1078322C (zh) 2002-01-23
KR100288869B1 (ko) 2001-05-02

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