DE69121773D1 - Luftkissenbelagerter Kopf-Gleitkörper für Platteneinheit - Google Patents

Luftkissenbelagerter Kopf-Gleitkörper für Platteneinheit

Info

Publication number
DE69121773D1
DE69121773D1 DE69121773T DE69121773T DE69121773D1 DE 69121773 D1 DE69121773 D1 DE 69121773D1 DE 69121773 T DE69121773 T DE 69121773T DE 69121773 T DE69121773 T DE 69121773T DE 69121773 D1 DE69121773 D1 DE 69121773D1
Authority
DE
Germany
Prior art keywords
air
plate unit
head slider
cushioned head
cushioned
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
DE69121773T
Other languages
English (en)
Other versions
DE69121773T2 (de
Inventor
Richard A Strom
Peter Crane
Robert E Chapin
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.)
Seagate Technology LLC
Original Assignee
Seagate Technology International
Seagate Technology LLC
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 Seagate Technology International, Seagate Technology LLC filed Critical Seagate Technology International
Publication of DE69121773D1 publication Critical patent/DE69121773D1/de
Application granted granted Critical
Publication of DE69121773T2 publication Critical patent/DE69121773T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • 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
    • G11B5/488—Disposition of heads
    • G11B5/4886—Disposition of heads relative to rotating disc
DE69121773T 1990-05-25 1991-03-12 Luftkissenbelagerter Kopf-Gleitkörper für Platteneinheit Expired - Fee Related DE69121773T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/528,936 US5062017A (en) 1990-05-25 1990-05-25 Hour-glass disk head slider

Publications (2)

Publication Number Publication Date
DE69121773D1 true DE69121773D1 (de) 1996-10-10
DE69121773T2 DE69121773T2 (de) 1997-01-16

Family

ID=24107831

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69121773T Expired - Fee Related DE69121773T2 (de) 1990-05-25 1991-03-12 Luftkissenbelagerter Kopf-Gleitkörper für Platteneinheit

Country Status (5)

Country Link
US (1) US5062017A (de)
EP (1) EP0458444B1 (de)
JP (1) JP2781467B2 (de)
DE (1) DE69121773T2 (de)
SG (1) SG47679A1 (de)

Families Citing this family (73)

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US5196974A (en) * 1990-01-22 1993-03-23 Hitachi, Ltd. Rail-type floating magnetic head slider
JPH04228157A (ja) * 1990-07-13 1992-08-18 Fujitsu Ltd 磁気ヘッドスライダ
JPH0485771A (ja) * 1990-07-27 1992-03-18 Hitachi Ltd 磁気記録装置
FR2683369B1 (fr) * 1991-10-30 1993-12-24 Commissariat A Energie Atomique Patin de vol de type catamaran a decrochements peripheriques.
JPH0724096B2 (ja) * 1992-05-29 1995-03-15 ティーディーケイ株式会社 磁気ヘッドの加工方法
JPH0636489A (ja) * 1992-06-29 1994-02-10 Read Rite Corp 空気支持方式の磁気ヘッドスライダ
US5438467A (en) * 1992-10-28 1995-08-01 International Business Machines Corporation Negative pressure air bearing design
JPH06203515A (ja) * 1992-11-30 1994-07-22 Read Rite Corp 磁気ヘッドスライダ
US5404256A (en) * 1992-12-07 1995-04-04 White; James W. Transverse and negative pressure contour gas bearing slider
US5726831A (en) * 1992-12-07 1998-03-10 White; James W. Methods for operating a gas bearing slider
US5359480A (en) * 1992-12-21 1994-10-25 Read-Rite Corporation Magnetic head air bearing slider
US6181518B1 (en) * 1993-01-25 2001-01-30 Quantum Corporation Transverse pressurization contour slider
US5388017A (en) * 1993-01-29 1995-02-07 International Business Machines Corporation Disk file with air-bearing slider having skids
JPH0721717A (ja) * 1993-06-24 1995-01-24 Internatl Business Mach Corp <Ibm> 速度および斜行依存性のないエア・ベアリング・スライダ
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
JP2790011B2 (ja) * 1993-08-20 1998-08-27 日本電気株式会社 浮動ヘッドスライダの製造方法
FR2709856B1 (fr) * 1993-09-06 1995-10-20 Commissariat Energie Atomique Patin de vol à profil perfectionné.
US5515219A (en) * 1993-09-08 1996-05-07 Seagate Technology, Inc. Simplified self-loading head slider
US5532890A (en) * 1993-11-10 1996-07-02 International Business Machines Corporation Negative pressure slider with optimized leading pocket for profile control
JPH07161162A (ja) * 1993-12-07 1995-06-23 Fujitsu Ltd 磁気ヘッドスライダ
US5654853A (en) * 1994-02-04 1997-08-05 Seagate Technology, Inc. Disc storage device having a magnetic head air bearing slider configuration for reduced disc overhead
JP3139595B2 (ja) * 1994-04-15 2001-03-05 ティーディーケイ株式会社 磁気ヘッド、磁気記録再生装置及び磁気ヘッド製造方法
JPH08249639A (ja) * 1995-03-07 1996-09-27 Sony Corp 浮上型ヘッドスライダ及びディスクドライブ装置
JP2934153B2 (ja) * 1994-08-05 1999-08-16 ティーディーケイ株式会社 フォトレジスト膜形成方法
US5550692A (en) * 1994-09-29 1996-08-27 Seagate Technology, Inc. Proximity recording air bearing slider design with waist offset
KR100366673B1 (ko) * 1994-12-20 2003-03-15 시게이트 테크놀로지 엘엘씨 디스크드라이브등의장치에사용되는자기헤드서브-대기압슬라이더
JP3642821B2 (ja) * 1995-03-17 2005-04-27 富士通株式会社 磁気ヘッドスライダ
US5625512A (en) * 1995-03-21 1997-04-29 International Business Machines Corporation Air bearing slider deflection apparatus and method for fabricating same
JP3240039B2 (ja) * 1995-10-24 2001-12-17 ティーディーケイ株式会社 磁気ヘッド、磁気記録再生装置及び磁気ヘッド製造方法
US5774304A (en) * 1996-01-16 1998-06-30 Seagate Technology, Inc. Disc head slider having center rail with asymmetric edge steps
US5677812A (en) * 1996-01-26 1997-10-14 Samsung Electronics, North America Air bearing slider with variable sub-ambient pressure control
US5831791A (en) * 1996-03-27 1998-11-03 Headway Technologies, Inc. Negative Pressure air bearing slider having transition region between positive and negative pressure regions
US6034842A (en) * 1996-08-30 2000-03-07 Sae Magnetics (H.K.) Ltd. Subambient pressure slider for constant flying height
US5796551A (en) * 1996-10-16 1998-08-18 International Business Machines Corporation Landing pads for air bearing sliders and method for making the same
JP4097706B2 (ja) * 1996-11-13 2008-06-11 シーゲイト テクノロジー エルエルシー スライダ及びディスクドライブ・データ記憶システム
JP2001508579A (ja) * 1997-01-15 2001-06-26 シーゲイト テクノロジー エルエルシー 後縁カットで終了するサイド・レールを有するスライダー
US6167016A (en) * 1997-04-11 2000-12-26 Aerial Imaging Corporation Optical head with a diffractive lens for focusing a laser beam
JP3237751B2 (ja) * 1997-04-11 2001-12-10 ティーディーケイ株式会社 磁気ヘッド
US6004472A (en) * 1997-05-14 1999-12-21 International Business Machines Corporation Dual etch step process for making a three etch depth air bearing slider
US5986850A (en) * 1997-06-16 1999-11-16 Seagate Technology, Inc. Positive pressure optical slider having wide center rail
DE19782290T1 (de) 1997-07-23 2000-07-06 Seagate Technology Otisches Positivdruck-Gleitstück mit seitlichen Polstern am hinteren Ende
US6311388B1 (en) 1997-09-22 2001-11-06 Seagate Technology, Inc. Method of making air bearing with corner steps
US6215621B1 (en) 1997-11-07 2001-04-10 Seagate Technology Llc Multi-tier bearing with deposited tier
US6134083A (en) * 1998-02-24 2000-10-17 Seagate Technology Llc Self-loading head slider having angled leading rails and non-divergent notched cavity dam
US6483667B1 (en) 1998-07-21 2002-11-19 Seagate Technology Llc Self-loading disc head slider having multiple steps approximating a leading taper
US6765758B1 (en) * 1998-11-03 2004-07-20 Sae Magnetics (H.K.) Ltd. Subambient pressure slider including secondary structures in the subambient area
US6704161B1 (en) 1998-11-06 2004-03-09 Samsung Electronics Co. Ltd. Shock protection skin bumper for a hard disk drive
US6417986B1 (en) 1998-11-16 2002-07-09 Samsung Electronics Co., Ltd. Impact guard for limiting hard disk movement
US6549372B1 (en) 1998-12-15 2003-04-15 Samsung Electronics Co., Ltd Device for limiting head movement within a hard disk drive
SG87025A1 (en) * 1999-04-01 2002-03-19 Inst Data Storage Slider assembly for hard disk drive
US6362935B1 (en) * 1999-04-20 2002-03-26 Iomega Corporation Chamfered head for enhanced loading onto media
US6417994B1 (en) 1999-04-22 2002-07-09 Samsung Electronics, Co., Ltd. Swage plate with protruded walls to increase retention torque in hard disk applications
US6501614B1 (en) 1999-08-19 2002-12-31 Samsung Electronics Co., Ltd. Acoustic insulator for controlling noise generated in a mass storage device
US6744597B2 (en) 1999-10-29 2004-06-01 Samsung Electronics Co., Ltd. Dynamic absorber for an actuator arm in a disk drive
US6700727B1 (en) 2000-04-14 2004-03-02 Seagate Technology Llc Slider and method for actively controlling crown curvature
US6947252B2 (en) 2000-05-10 2005-09-20 Samsung Electronics Co., Ltd. Wave stringer for controlling acoustic noise and shock vibration in a storage device
US6624984B2 (en) 2000-05-25 2003-09-23 Seagate Technology Llc Fly height control slider with crown and cross curve de-coupling
US6744601B2 (en) 2000-10-04 2004-06-01 Seagate Technology Llc Slider having leading surface for contaminant deflection
US6661611B1 (en) 2000-10-04 2003-12-09 Seagate Technology Llc Funneled trench AAB increased contact stiffness and enhanced take-off performance
US6608735B1 (en) 2000-10-04 2003-08-19 Seagate Technology Llc Asymmetric tapered air bearing slider
WO2002035544A2 (en) 2000-10-25 2002-05-02 Seagate Technology Llc Disc head slider having convergent channel features with leading edge inlet
US6446517B1 (en) 2000-11-20 2002-09-10 Samsung Electronics Company Controlled particle deposition in drives and on media for thermal asperity studies
US6590738B2 (en) 2001-03-01 2003-07-08 Samsung Electronics Co., Ltd. Particle removal device in a hard disk drive
US6762908B2 (en) 2001-06-18 2004-07-13 Samsung Electronics Co., Ltd. Air razor and disk limiter for a hard disk drive
US6799365B2 (en) * 2002-03-06 2004-10-05 Seagate Technology Llc Process of manufacturing a disc drive slider with bar reducing load/unload damage
US6744599B1 (en) * 2002-04-30 2004-06-01 Western Digital Technologies, Inc. Air bearing slider with an angularly disposed channel formed between a side rail and a leading side air bearing surface
US6989965B2 (en) * 2002-11-07 2006-01-24 Seagate Technology Llc Head slider having tilted protrusions for ramp load-unload applications
US7106556B2 (en) * 2003-06-24 2006-09-12 Seagate Technology Llc Slider configured for rapid bearing stabilization during ramp load operations
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
US7314404B2 (en) * 2006-02-13 2008-01-01 Komag, Inc. Burnishing head
US8087973B1 (en) * 2008-08-19 2012-01-03 Western Digital (Fremont), Llc Slider with leading edge blend and conformal step features
US8520339B2 (en) * 2009-09-04 2013-08-27 Seagate Technology Llc Slider design for diverting airflow away from a transducer
US20190189153A1 (en) * 2017-12-18 2019-06-20 Western Digital Technologies, Inc. Slider gas-bearing surface designs with leading-edge pockets

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4218715A (en) * 1979-03-12 1980-08-19 International Business Machines Corporation Magnetic head slider assembly
US4475135A (en) * 1981-10-07 1984-10-02 International Business Machines Magnetic head air bearing slider
DE3268788D1 (en) * 1981-10-07 1986-03-13 Ibm Air bearing slider for a transducer
JPS60101781A (ja) * 1983-11-07 1985-06-05 Fujitsu Ltd 磁気ヘツド用スライダ
JPS61204878A (ja) * 1985-03-07 1986-09-10 Mitsubishi Electric Corp 浮動ヘツドスライダ
US4673996B1 (en) * 1985-04-29 1997-02-04 James W White Magnetic head air bearing slider assembly utilizing transverse pressurization contours
JPH0762947B2 (ja) * 1985-10-29 1995-07-05 株式会社東芝 磁気デイスク装置
US4700248A (en) * 1986-03-17 1987-10-13 Polaroid Corporation Magnetic head assembly with angled slots
US4734803A (en) * 1986-03-20 1988-03-29 International Business Machines Magnetic head air bearing slider
DE3779641T2 (de) * 1987-09-22 1993-02-04 Ibm Deutschland Form einer gleitschuhschiene und ihr mechanisches herstellungsverfahren.
JPH02246067A (ja) * 1989-03-20 1990-10-01 Fujitsu Ltd 磁気ディスク装置用スライダ

Also Published As

Publication number Publication date
EP0458444B1 (de) 1996-09-04
EP0458444A3 (en) 1992-06-03
JP2781467B2 (ja) 1998-07-30
EP0458444A2 (de) 1991-11-27
JPH04356765A (ja) 1992-12-10
US5062017A (en) 1991-10-29
DE69121773T2 (de) 1997-01-16
SG47679A1 (en) 1998-04-17

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: SEAGATE TECHNOLOGY LLC, SCOTTS VALLEY, CALIF., US

8328 Change in the person/name/address of the agent

Free format text: HENKEL, FEILER & HAENZEL, 81675 MUENCHEN

8339 Ceased/non-payment of the annual fee