SG121793A1 - Air bearing designs to reduce external van der waals and electrostatic forces - Google Patents

Air bearing designs to reduce external van der waals and electrostatic forces

Info

Publication number
SG121793A1
SG121793A1 SG200305359A SG200305359A SG121793A1 SG 121793 A1 SG121793 A1 SG 121793A1 SG 200305359 A SG200305359 A SG 200305359A SG 200305359 A SG200305359 A SG 200305359A SG 121793 A1 SG121793 A1 SG 121793A1
Authority
SG
Singapore
Prior art keywords
van der
air bearing
der waals
electrostatic forces
reduce external
Prior art date
Application number
SG200305359A
Other languages
English (en)
Inventor
Robert Michael Crone
Gordon James Smith
Wing Tsang Tang
Original Assignee
Hitachi Global Storage Tech
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 Hitachi Global Storage Tech filed Critical Hitachi Global Storage Tech
Publication of SG121793A1 publication Critical patent/SG121793A1/en

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
    • 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
SG200305359A 2002-09-12 2003-09-08 Air bearing designs to reduce external van der waals and electrostatic forces SG121793A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US10/242,058 US7023664B2 (en) 2002-09-12 2002-09-12 Air bearing designs to reduce external van der waals and electrostatic forces

Publications (1)

Publication Number Publication Date
SG121793A1 true SG121793A1 (en) 2006-05-26

Family

ID=31991315

Family Applications (1)

Application Number Title Priority Date Filing Date
SG200305359A SG121793A1 (en) 2002-09-12 2003-09-08 Air bearing designs to reduce external van der waals and electrostatic forces

Country Status (4)

Country Link
US (1) US7023664B2 (enExample)
JP (1) JP4192059B2 (enExample)
CN (1) CN100389457C (enExample)
SG (1) SG121793A1 (enExample)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
JP2006120228A (ja) * 2004-10-20 2006-05-11 Toshiba Corp ディスク装置
US7259931B2 (en) * 2005-04-18 2007-08-21 Matsushita Electrical Industrial Co., Ltd. Slider design for high fly write immunity
US20070025023A1 (en) * 2005-07-26 2007-02-01 Hitachi Global Storage Technologies Netherlands B.V. Magnetic head slider with suppressed flying height reduction and magnetic hard disk drive
JP4981286B2 (ja) * 2005-09-14 2012-07-18 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 磁気ディスク装置及び磁気ヘッドスライダ
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
JP2009015891A (ja) * 2007-06-29 2009-01-22 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
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
US8169744B2 (en) * 2008-11-26 2012-05-01 Hitachi Global Storage Technologies, Netherlands B.V. Slider having a lubricant-accumulation barrier
US8174794B2 (en) * 2008-11-26 2012-05-08 Hitachi Global Storage Technologies, Netherlands B.V. Slider having a lubricant-accumulation barrier including a plurality of lubricant-accumulation-barrier portions
US20110007423A1 (en) * 2009-07-13 2011-01-13 Seagate Technology Llc Supplemental Layer to Reduce Damage from Recording Head to Recording Media Contact
CN107123977B (zh) 2016-02-24 2019-04-19 比亚迪股份有限公司 晶体管的驱动电路
US9940960B2 (en) * 2016-05-24 2018-04-10 Sae Magnetics (Hk) Ltd. Air-bearing design for hydrocarbon and lube pick-up improvements in hard disk drive (HDD)
US11587584B1 (en) * 2022-02-28 2023-02-21 Western Digital Technologies, Inc. Slider air bearing design with ultra-low pressure for low power-consumption data storage devices

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4644641A (en) * 1985-12-30 1987-02-24 Memorex Corporation Fabrication of "Delta" magnetic head-sliders
US5079657A (en) * 1990-02-15 1992-01-07 Applied Magnetics Corporation Textured air bearing surface
US5742518A (en) * 1995-07-28 1998-04-21 Seagate Technology, Inc. Stiction model for a head-disc interface of a rigid disc drive
US5940249A (en) * 1997-11-10 1999-08-17 International Business Machines Corporation Shielded air bearing slider
US6233118B1 (en) * 1997-12-04 2001-05-15 Zine-Eddine Boutaghou System for capturing wear debris in a data storage system
US6366429B1 (en) 1998-03-20 2002-04-02 Seagate Technology Llc Patterned and directional selective roughening of a slider air-bearing surface
US6381090B1 (en) 1998-05-21 2002-04-30 Komag, Incorporated Hard disk drive head-media system having reduced stiction and low fly height
US6466410B2 (en) * 1998-10-13 2002-10-15 Seagate Technology Llc Slider for a data storage device with head disc interface for contact starts and stops (“CSS”)
US6504682B1 (en) * 1999-12-02 2003-01-07 Seagate Technology Llc Disc head slider having recessed, channeled rails for reduced stiction
US6490134B2 (en) * 2000-01-11 2002-12-03 Seagate Technology Llc Patterned and directional selective roughening of a slider air-bearing surface
US6510027B1 (en) * 2000-02-11 2003-01-21 Seagate Technology Llc Disc head slider having highly damped bearing with multiple pressure gradiant-generating pads
US6710976B2 (en) * 2000-10-04 2004-03-23 Seagate Technology Llc Disk head slider having air bearing pressure relief features
US6697223B2 (en) * 2000-12-11 2004-02-24 Seagate Technology Llc Disc head slider with pole tip spacing de-coupled from slider fly height

Also Published As

Publication number Publication date
US7023664B2 (en) 2006-04-04
JP4192059B2 (ja) 2008-12-03
CN100389457C (zh) 2008-05-21
US20040052001A1 (en) 2004-03-18
JP2004103221A (ja) 2004-04-02
CN1505004A (zh) 2004-06-16

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