DE19782101T1 - Kardan-Mikropositioniervorrichtung - Google Patents
Kardan-MikropositioniervorrichtungInfo
- Publication number
- DE19782101T1 DE19782101T1 DE19782101T DE19782101T DE19782101T1 DE 19782101 T1 DE19782101 T1 DE 19782101T1 DE 19782101 T DE19782101 T DE 19782101T DE 19782101 T DE19782101 T DE 19782101T DE 19782101 T1 DE19782101 T1 DE 19782101T1
- Authority
- DE
- Germany
- Prior art keywords
- cardan
- micro
- positioning device
- positioning
- cardan micro
- 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.)
- Withdrawn
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
- G11B21/24—Head support adjustments
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B37/00—Lapping machines or devices; Accessories
- B24B37/005—Control means for lapping machines or devices
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B37/00—Lapping machines or devices; Accessories
- B24B37/04—Lapping machines or devices; Accessories designed for working plane surfaces
- B24B37/048—Lapping machines or devices; Accessories designed for working plane surfaces of sliders and magnetic heads of hard disc drives or the like
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B49/00—Measuring or gauging equipment for controlling the feed movement of the grinding tool or work; Arrangements of indicating or measuring equipment, e.g. for indicating the start of the grinding operation
- B24B49/16—Measuring or gauging equipment for controlling the feed movement of the grinding tool or work; Arrangements of indicating or measuring equipment, e.g. for indicating the start of the grinding operation taking regard of the load
-
- 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
- G11B5/127—Structure or manufacture of heads, e.g. inductive
- G11B5/31—Structure or manufacture of heads, e.g. inductive using thin films
- G11B5/3103—Structure or manufacture of integrated heads or heads mechanically assembled and electrically connected to a support or housing
-
- 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
- G11B5/127—Structure or manufacture of heads, e.g. inductive
- G11B5/31—Structure or manufacture of heads, e.g. inductive using thin films
- G11B5/3103—Structure or manufacture of integrated heads or heads mechanically assembled and electrically connected to a support or housing
- G11B5/3106—Structure or manufacture of integrated heads or heads mechanically assembled and electrically connected to a support or housing where the integrated or assembled structure comprises means for conditioning against physical detrimental influence, e.g. wear, contamination
-
- 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
- G11B5/127—Structure or manufacture of heads, e.g. inductive
- G11B5/31—Structure or manufacture of heads, e.g. inductive using thin films
- G11B5/3109—Details
- G11B5/3116—Shaping of layers, poles or gaps for improving the form of the electrical signal transduced, e.g. for shielding, contour effect, equalizing, side flux fringing, cross talk reduction between heads or between heads and information tracks
-
- 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
- G11B5/127—Structure or manufacture of heads, e.g. inductive
- G11B5/31—Structure or manufacture of heads, e.g. inductive using thin films
- G11B5/3163—Fabrication methods or processes specially adapted for a particular head structure, e.g. using base layers for electroplating, using functional layers for masking, using energy or particle beams for shaping the structure or modifying the properties of the basic layers
-
- 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
- G11B5/127—Structure or manufacture of heads, e.g. inductive
- G11B5/31—Structure or manufacture of heads, e.g. inductive using thin films
- G11B5/3163—Fabrication methods or processes specially adapted for a particular head structure, e.g. using base layers for electroplating, using functional layers for masking, using energy or particle beams for shaping the structure or modifying the properties of the basic layers
- G11B5/3169—Working or finishing the interfacing surface of heads, e.g. lapping of heads
-
- 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
- G11B5/127—Structure or manufacture of heads, e.g. inductive
- G11B5/31—Structure or manufacture of heads, e.g. inductive using thin films
- G11B5/3163—Fabrication methods or processes specially adapted for a particular head structure, e.g. using base layers for electroplating, using functional layers for masking, using energy or particle beams for shaping the structure or modifying the properties of the basic layers
- G11B5/3173—Batch fabrication, i.e. producing a plurality of head structures in one batch
-
- 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
- G11B5/4806—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 specially adapted for disk drive assemblies, e.g. assembly prior to operation, hard or flexible disk drives
- G11B5/4826—Mounting, aligning or attachment of the transducer head relative to the arm assembly, e.g. slider holding members, gimbals, adhesive
-
- 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
- G11B5/54—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 into or out of its operative position or across tracks
-
- 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
- G11B5/56—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 support for the purpose of adjusting the position of the head relative to the record carrier, e.g. manual adjustment for azimuth correction or track centering
-
- 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
- G11B5/127—Structure or manufacture of heads, e.g. inductive
- G11B5/187—Structure or manufacture of the surface of the head in physical contact with, or immediately adjacent to the recording medium; Pole pieces; Gap features
- G11B5/1871—Shaping or contouring of the transducing or guiding surface
-
- 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
- G11B5/127—Structure or manufacture of heads, e.g. inductive
- G11B5/33—Structure or manufacture of flux-sensitive heads, i.e. for reproduction only; Combination of such heads with means for recording or erasing only
- G11B5/39—Structure or manufacture of flux-sensitive heads, i.e. for reproduction only; Combination of such heads with means for recording or erasing only using magneto-resistive devices or effects
- G11B5/3903—Structure or manufacture of flux-sensitive heads, i.e. for reproduction only; Combination of such heads with means for recording or erasing only using magneto-resistive devices or effects using magnetic thin film layers or their effects, the films being part of integrated structures
- G11B5/3967—Composite structural arrangements of transducers, e.g. inductive write and magnetoresistive read
-
- 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
- G11B5/127—Structure or manufacture of heads, e.g. inductive
- G11B5/33—Structure or manufacture of flux-sensitive heads, i.e. for reproduction only; Combination of such heads with means for recording or erasing only
- G11B5/39—Structure or manufacture of flux-sensitive heads, i.e. for reproduction only; Combination of such heads with means for recording or erasing only using magneto-resistive devices or effects
- G11B5/3903—Structure or manufacture of flux-sensitive heads, i.e. for reproduction only; Combination of such heads with means for recording or erasing only using magneto-resistive devices or effects using magnetic thin film layers or their effects, the films being part of integrated structures
- G11B5/398—Specially shaped layers
-
- 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
- Y10T29/49004—Electrical device making including measuring or testing of device or component part
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Moving Of The Head To Find And Align With The Track (AREA)
- Supporting Of Heads In Record-Carrier Devices (AREA)
- Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
- Adjustment Of The Magnetic Head Position Track Following On Tapes (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US3027696P | 1996-11-04 | 1996-11-04 | |
| PCT/US1997/007710 WO1998020487A1 (en) | 1996-11-04 | 1997-05-06 | Gimbal micropositioning device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE19782101T1 true DE19782101T1 (de) | 1999-10-14 |
Family
ID=21853422
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19782101T Withdrawn DE19782101T1 (de) | 1996-11-04 | 1997-05-06 | Kardan-Mikropositioniervorrichtung |
Country Status (6)
| Country | Link |
|---|---|
| US (2) | USRE38340E1 (de) |
| JP (1) | JP2001503902A (de) |
| KR (1) | KR100407844B1 (de) |
| DE (1) | DE19782101T1 (de) |
| GB (1) | GB2333640B (de) |
| WO (1) | WO1998020487A1 (de) |
Families Citing this family (51)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2337848B (en) | 1997-03-31 | 2000-12-06 | Seagate Technology | Flexure microactuator |
| US5898544A (en) * | 1997-06-13 | 1999-04-27 | Hutchinson Technology Incorporated | Base plate-mounted microactuator for a suspension |
| US6295185B1 (en) | 1998-04-07 | 2001-09-25 | Seagate Technology Llc | Disc drive suspension having a moving coil or moving magnet microactuator |
| US6359758B1 (en) * | 1998-06-11 | 2002-03-19 | Seagate Technology, Llc | Rigid body microactuator having elastic joint attachment |
| JP2002518780A (ja) * | 1998-06-15 | 2002-06-25 | シーゲイト テクノロジー エルエルシー | 電荷帰還駆動マイクロアクチュエータを有するディスクドライブ |
| JP3002984B1 (ja) * | 1998-09-24 | 2000-01-24 | セイコーインスツルメンツ株式会社 | 微小駆動装置および微小位置決め装置および記憶装置 |
| EP0977180B1 (de) * | 1998-07-30 | 2005-02-09 | STMicroelectronics S.r.l. | Verfahren zur Herstellung eines Aktuators für eine Festplattenvorrichtung, mit einem Lese-/Schreibkopf, einem Microaktuator und einer Aufhängung und die so erhaltene Aktuatorvorrichtung |
| US6233124B1 (en) * | 1998-11-18 | 2001-05-15 | Seagate Technology Llc | Piezoelectric microactuator suspension assembly with improved stroke length |
| US6597539B1 (en) * | 1999-03-31 | 2003-07-22 | Maxtor Corporation | Suspension assembly for supporting a read/write head over a rotating storage disk with dynamically adjustable fly height |
| US6351354B1 (en) * | 1999-05-07 | 2002-02-26 | Seagate Technology Llc | Head to flexure interconnection for disc drive microactuator |
| US6507463B1 (en) * | 1999-06-11 | 2003-01-14 | Seagate Technology, Inc. | Micro disc drive employing arm level microactuator |
| US6952330B1 (en) * | 1999-06-11 | 2005-10-04 | Seagate Technology Llc | Dynamic flying attitude control using augmented gimbal |
| US6751047B2 (en) * | 2000-03-24 | 2004-06-15 | Seagate Technology Llc | Stepped disc drive voice coil actuator acceleration for reducing resonance of head level micro-actuators |
| US6744589B2 (en) | 2000-05-10 | 2004-06-01 | Seagate Technology Llc | Single-sided unipolar device driver for a piezoelectric transducer in a disc drive |
| US6791786B2 (en) | 2000-05-22 | 2004-09-14 | Seagate Technology Llc | Active damping of two-stage actuator system in a disc drive |
| US6618220B2 (en) | 2000-07-04 | 2003-09-09 | Matsushita Electric Industrial Co., Ltd. | Head actuator and hard disc drive including the same |
| US7248444B1 (en) * | 2000-07-21 | 2007-07-24 | Lauer Mark A | Electromagnetic heads, flexures, gimbals and actuators formed on and from a wafer substrate |
| US6721125B2 (en) | 2000-08-15 | 2004-04-13 | Seagate Technology Llc | Position sensing system for disc drive magnetic microactuators |
| US7256968B1 (en) | 2000-09-11 | 2007-08-14 | Hutchinson Technology Incorporated | Microactuated dimple for head suspensions |
| CN1188849C (zh) * | 2000-11-23 | 2005-02-09 | 新科实业有限公司 | 带有优化的悬挂装置的旋转压电微动臂机构 |
| US7532440B2 (en) * | 2001-01-23 | 2009-05-12 | Seagate Technology Llc | Dual stage, head stack assembly for a disk drive |
| JP2002329377A (ja) * | 2001-04-23 | 2002-11-15 | Shinka Jitsugyo Kk | ヘッド素子の微小位置決め用アクチュエータを備えたヘッドジンバルアセンブリ |
| US6760196B1 (en) * | 2001-12-12 | 2004-07-06 | Western Digital, Inc. | Microactuator with offsetting hinges and method for high-resolution positioning of magnetic read/write head |
| US6747837B1 (en) | 2001-08-31 | 2004-06-08 | Western Digital Technologies, Inc. | Disk drive comprising an integrator for controlling a VCM actuator and transformer for controlling a piezoelectric actuator |
| JP2003091953A (ja) * | 2001-09-18 | 2003-03-28 | Data Strage Inst | スライダ装置 |
| US7612967B2 (en) * | 2001-12-05 | 2009-11-03 | Samsung Electronics Co., Ltd. | Method and apparatus coupling at least one piezoelectric device to a slider in a hard disk drive for microactuation |
| US6961221B1 (en) | 2001-12-18 | 2005-11-01 | Western Digital (Fremont), Inc. | Piezoelectric microactuators with substantially fixed axis of rotation and magnified stroke |
| US6807030B1 (en) | 2001-12-18 | 2004-10-19 | Western Digital (Fremont), Inc. | Enclosed piezoelectric microactuators coupled between head and suspension |
| EP1494835B1 (de) * | 2002-04-18 | 2010-06-23 | Saint-Gobain Ceramics & Plastics, Inc. | Läppträger zur benutzung bei der herstellung von gleitkörpern |
| US7057858B2 (en) | 2002-04-24 | 2006-06-06 | International Business Machines Corporation | Slide microactuator using C-shaped piezoelectric element |
| JP4144867B2 (ja) | 2002-08-09 | 2008-09-03 | 株式会社日立グローバルストレージテクノロジーズ | 磁気ディスク装置 |
| US7023667B2 (en) | 2002-10-07 | 2006-04-04 | Hitachi Global Storage Technologies Netherlands B.V. | Dual stage suspension with PZT actuators arranged to improve actuation in suspensions of short length |
| US6952322B1 (en) | 2002-11-27 | 2005-10-04 | Western Digital Technologies, Inc. | Disk drive reading servo sectors recorded at a relative offset on multiple disk surfaces to increase the servo sample rate |
| US7375930B2 (en) * | 2002-12-27 | 2008-05-20 | Magnecomp Corporation | Apparatus for PZT actuation device for hard disk drives |
| US20040125508A1 (en) * | 2002-12-27 | 2004-07-01 | Kr Precision Public Company Limited | Method and apparatus for forming a plurality of actuation devices on suspension structures for hard disk drive suspension |
| US7230800B2 (en) * | 2003-07-24 | 2007-06-12 | Hitachi Global Storage Technologies Netherlands B.V. | Microactuator for a hard disk drive with an integrated gimbal function |
| US8064172B2 (en) * | 2003-11-13 | 2011-11-22 | Samsung Electronics Co., Ltd. | Method and apparatus coupling to a slider in a hard disk drive for microactuation |
| KR100660911B1 (ko) | 2006-01-11 | 2006-12-26 | 삼성전자주식회사 | 하드 디스크 드라이브용 액츄에이터의 서스펜션 조립체 |
| JP2009302136A (ja) * | 2008-06-10 | 2009-12-24 | Panasonic Corp | 半導体集積回路 |
| US20110159784A1 (en) * | 2009-04-30 | 2011-06-30 | First Principles LLC | Abrasive article with array of gimballed abrasive members and method of use |
| US8801497B2 (en) | 2009-04-30 | 2014-08-12 | Rdc Holdings, Llc | Array of abrasive members with resilient support |
| US9221148B2 (en) | 2009-04-30 | 2015-12-29 | Rdc Holdings, Llc | Method and apparatus for processing sliders for disk drives, and to various processing media for the same |
| US20100330890A1 (en) | 2009-06-30 | 2010-12-30 | Zine-Eddine Boutaghou | Polishing pad with array of fluidized gimballed abrasive members |
| GB201114438D0 (en) * | 2011-08-22 | 2011-10-05 | Airbus Operations Ltd | A method of manufacturing an elongate component |
| US8879210B1 (en) | 2011-11-30 | 2014-11-04 | Magnecomp Corporation | DSA suspension with microactuators extending to gimbal through flexible connectors |
| US8947831B1 (en) | 2011-11-30 | 2015-02-03 | Magnecomp Corporation | GSA suspension with microactuators extending to gimbal through flexible connectors |
| US9190086B1 (en) | 2011-11-30 | 2015-11-17 | Magnecomp Corporation | GSA suspension having slider clearance for shock performance |
| JP5634440B2 (ja) * | 2012-06-01 | 2014-12-03 | サンコール株式会社 | 磁気ヘッドサスペンション |
| US9053729B1 (en) | 2014-07-23 | 2015-06-09 | Seagate Technology Llc | Nonlinearity-based contact prediction |
| JP5766860B2 (ja) * | 2014-09-10 | 2015-08-19 | サンコール株式会社 | 磁気ヘッドサスペンション |
| US9792936B1 (en) | 2016-04-27 | 2017-10-17 | Seagate Technology Llc | Gimbal assembly with linear actuators that cause rotation of a slider |
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| JPH02263369A (ja) * | 1989-04-03 | 1990-10-26 | Hitachi Ltd | 磁気ディスク装置のデータヘッドアームおよびヘッド位置決め装置 |
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-
1996
- 1996-12-13 US US09/951,165 patent/USRE38340E1/en not_active Expired - Fee Related
-
1997
- 1997-05-06 DE DE19782101T patent/DE19782101T1/de not_active Withdrawn
- 1997-05-06 GB GB9906730A patent/GB2333640B/en not_active Expired - Fee Related
- 1997-05-06 US US08/836,466 patent/US6069771A/en not_active Expired - Lifetime
- 1997-05-06 JP JP52134798A patent/JP2001503902A/ja active Pending
- 1997-05-06 WO PCT/US1997/007710 patent/WO1998020487A1/en not_active Ceased
- 1997-05-06 KR KR10-1999-7003957A patent/KR100407844B1/ko not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| KR100407844B1 (ko) | 2003-12-01 |
| KR20000053051A (ko) | 2000-08-25 |
| USRE38340E1 (en) | 2003-12-02 |
| US6069771A (en) | 2000-05-30 |
| JP2001503902A (ja) | 2001-03-21 |
| GB9906730D0 (en) | 1999-06-02 |
| GB2333640B (en) | 2000-09-13 |
| GB2333640A (en) | 1999-07-28 |
| WO1998020487A1 (en) | 1998-05-14 |
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| 8127 | New person/name/address of the applicant |
Owner name: SEAGATE TECHNOLOGY LLC, SCOTTS VALLEY, CALIF., US |
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| 8110 | Request for examination paragraph 44 | ||
| 8139 | Disposal/non-payment of the annual fee |