CN1145933C - 写/读头支撑机构以及写/读系统 - Google Patents
写/读头支撑机构以及写/读系统 Download PDFInfo
- Publication number
- CN1145933C CN1145933C CNB998021326A CN99802132A CN1145933C CN 1145933 C CN1145933 C CN 1145933C CN B998021326 A CNB998021326 A CN B998021326A CN 99802132 A CN99802132 A CN 99802132A CN 1145933 C CN1145933 C CN 1145933C
- Authority
- CN
- China
- Prior art keywords
- suspension
- slider pad
- actuator
- slider
- ground
- 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
Links
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Images
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
- 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
- G11B21/18—Supporting the heads; Supporting the sockets for plug-in heads while the head is moving
-
- 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
- G11B21/22—Supporting the heads; Supporting the sockets for plug-in heads while the head is out of operative position
-
- 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
- G11B5/40—Protective measures on heads, e.g. against excessive temperature
-
- 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
-
- 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
- G11B5/4806—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
- G11B5/483—Piezoelectric devices between head and arm, e.g. for fine adjustment
-
- 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
- G11B5/54—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
- G11B5/55—Track change, selection or acquisition by displacement of the head
- G11B5/5521—Track change, selection or acquisition by displacement of the head across disk tracks
- G11B5/5552—Track change, selection or acquisition by displacement of the head across disk tracks using fine positioning means for track acquisition separate from the coarse (e.g. track changing) positioning means
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
- G11B7/08—Disposition or mounting of heads or light sources relatively to record carriers
- G11B7/09—Disposition or mounting of heads or light sources relatively to record carriers with provision for moving the light beam or focus plane for the purpose of maintaining alignment of the light beam relative to the record carrier during transducing operation, e.g. to compensate for surface irregularities of the latter or for track following
- G11B7/0925—Electromechanical actuators for lens positioning
- G11B7/0929—Electromechanical actuators for lens positioning for tracking only
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
- G11B7/08—Disposition or mounting of heads or light sources relatively to record carriers
- G11B7/09—Disposition or mounting of heads or light sources relatively to record carriers with provision for moving the light beam or focus plane for the purpose of maintaining alignment of the light beam relative to the record carrier during transducing operation, e.g. to compensate for surface irregularities of the latter or for track following
- G11B7/0925—Electromechanical actuators for lens positioning
- G11B7/0932—Details of sprung supports
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
- G11B7/08—Disposition or mounting of heads or light sources relatively to record carriers
- G11B7/09—Disposition or mounting of heads or light sources relatively to record carriers with provision for moving the light beam or focus plane for the purpose of maintaining alignment of the light beam relative to the record carrier during transducing operation, e.g. to compensate for surface irregularities of the latter or for track following
- G11B7/0925—Electromechanical actuators for lens positioning
- G11B7/0935—Details of the moving parts
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
- G11B7/08—Disposition or mounting of heads or light sources relatively to record carriers
- G11B7/09—Disposition or mounting of heads or light sources relatively to record carriers with provision for moving the light beam or focus plane for the purpose of maintaining alignment of the light beam relative to the record carrier during transducing operation, e.g. to compensate for surface irregularities of the latter or for track following
- G11B7/0925—Electromechanical actuators for lens positioning
- G11B7/0937—Piezoelectric actuators
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
- G11B7/12—Heads, e.g. forming of the optical beam spot or modulation of the optical beam
- G11B7/122—Flying-type heads, e.g. analogous to Winchester type in magnetic recording
Landscapes
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Supporting Of Heads In Record-Carrier Devices (AREA)
- Adjustment Of The Magnetic Head Position Track Following On Tapes (AREA)
Abstract
Description
Claims (2)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP341129/1998 | 1998-11-13 | ||
JP3411129/1998 | 1998-11-13 | ||
JP34112998 | 1998-11-13 |
Related Child Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB2004100058333A Division CN1326119C (zh) | 1998-11-13 | 1999-10-22 | 写/读头支撑机构以及写/读系统 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1288560A CN1288560A (zh) | 2001-03-21 |
CN1145933C true CN1145933C (zh) | 2004-04-14 |
Family
ID=18343534
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB998021326A Expired - Fee Related CN1145933C (zh) | 1998-11-13 | 1999-10-22 | 写/读头支撑机构以及写/读系统 |
CNB2004100058333A Expired - Fee Related CN1326119C (zh) | 1998-11-13 | 1999-10-22 | 写/读头支撑机构以及写/读系统 |
Family Applications After (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB2004100058333A Expired - Fee Related CN1326119C (zh) | 1998-11-13 | 1999-10-22 | 写/读头支撑机构以及写/读系统 |
Country Status (5)
Country | Link |
---|---|
US (4) | US6621661B1 (zh) |
JP (1) | JP3501758B2 (zh) |
CN (2) | CN1145933C (zh) |
HK (1) | HK1034350A1 (zh) |
WO (1) | WO2000030080A1 (zh) |
Families Citing this family (48)
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WO2000030081A1 (fr) * | 1998-11-13 | 2000-05-25 | Tdk Corporation | Mecanisme de support de tete d'enregistrement/lecture et appareil d'enregistrement/lecture |
EP1363286B1 (en) * | 2001-02-20 | 2008-04-09 | Fujitsu Limited | Head slider and method of producing the same |
JP2003016616A (ja) * | 2001-06-29 | 2003-01-17 | Toshiba Corp | ヘッドサスペンションアッセンブリ、ディスク装置、およびヘッドサスペンションアッセンブリの製造方法 |
JP4144196B2 (ja) * | 2001-07-04 | 2008-09-03 | 新科實業有限公司 | 振動抑制機構及び振動抑制機構を備えたヘッドジンバルアセンブリ |
JP4144198B2 (ja) * | 2001-07-04 | 2008-09-03 | 新科實業有限公司 | 振動抑制機構及び振動抑制機構を備えたヘッドジンバルアセンブリ |
JP4144199B2 (ja) * | 2001-07-13 | 2008-09-03 | 新科實業有限公司 | 振動抑制機構及び振動抑制機構を備えたヘッドジンバルアセンブリ |
US6738231B2 (en) * | 2002-04-24 | 2004-05-18 | Hitachi Global Storage Technologies Netherlands B.V. | Piezoelectric microactuator for slider side actuation |
US6833978B2 (en) * | 2002-04-24 | 2004-12-21 | Hitachi Global Storage Technologies | Micro-actuator integrated lead suspension head terminations |
US7064928B2 (en) * | 2002-10-11 | 2006-06-20 | Sae Magnetics (H.K.) Ltd. | Method and apparatus for providing an additional ground pad and electrical connection for grounding a magnetic recording head |
US7006330B1 (en) * | 2003-03-10 | 2006-02-28 | Western Digital Technologies, Inc. | Head stack assembly including a ground conductive pad for grounding a slider to a gimbal |
US7042670B2 (en) * | 2003-07-11 | 2006-05-09 | Sae Magnetics (H.K.) Ltd. | Method for adjusting flying height of magnetic heads using an electrical charge through an electrical pad on the slider |
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 |
US7099117B1 (en) | 2003-09-30 | 2006-08-29 | Western Digital Technologies, Inc. | Head stack assembly including a trace suspension assembly backing layer and a ground trace for grounding a slider |
US7277257B2 (en) * | 2003-12-05 | 2007-10-02 | Seagate Technology Llc | Transducer-level microactuator for a magnetic recording system |
US7218482B2 (en) * | 2004-01-26 | 2007-05-15 | Sae Magnetics (H.K.) Ltd. | Micro-actuator, head gimbal assembly and manufacturing method thereof |
US7298593B2 (en) * | 2004-10-01 | 2007-11-20 | Sae Magnetics (H.K.) Ltd. | Micro-actuator including a leading beam pivot part, head gimbal assembly and disk drive unit with the same |
JP2006209918A (ja) * | 2005-01-31 | 2006-08-10 | Shinka Jitsugyo Kk | ヘッドジンバルアセンブリの製造方法、ヘッドジンバルアセンブリおよび磁気ディスクドライブ装置 |
US7450342B2 (en) * | 2005-03-14 | 2008-11-11 | Seagate Technology Llc | Composite head-electrical conditioner assembly |
JP2006331485A (ja) * | 2005-05-24 | 2006-12-07 | Hitachi Global Storage Technologies Netherlands Bv | 磁気ヘッドスライダ及び磁気ヘッドアセンブリ |
JP2007273589A (ja) | 2006-03-30 | 2007-10-18 | Fujitsu Ltd | 薄膜圧電デバイスおよびその作製方法 |
US7595963B1 (en) | 2006-06-07 | 2009-09-29 | Western Digital Technologies, Inc. | Head gimbal assembly including a flexure with a first conductive trace disposed between a slider and a dielectric layer |
JP4999526B2 (ja) | 2007-04-18 | 2012-08-15 | Ntn株式会社 | ラッシュアジャスタ |
US7830638B1 (en) | 2007-08-13 | 2010-11-09 | Magnecomp Corporation | Structure and method for localizing solder ball strain on hard disk drive suspension gimbal |
TWI381699B (zh) * | 2007-08-24 | 2013-01-01 | Chi Mei Comm Systems Inc | 攜帶型電子裝置之接地裝置 |
US8406090B2 (en) * | 2008-03-04 | 2013-03-26 | HGST Netherlands B.V. | Laser power sensor for thermally assisted magnetic recording |
JP5027778B2 (ja) * | 2008-10-31 | 2012-09-19 | 日東電工株式会社 | 回路付サスペンション基板 |
JP5580994B2 (ja) * | 2009-02-20 | 2014-08-27 | 日本オクラロ株式会社 | 光モジュール |
US8279557B2 (en) * | 2009-08-04 | 2012-10-02 | Seagate Technology Llc | Commonly-poled piezoelectric device |
US8885299B1 (en) | 2010-05-24 | 2014-11-11 | Hutchinson Technology Incorporated | Low resistance ground joints for dual stage actuation disk drive suspensions |
JP5703697B2 (ja) | 2010-11-09 | 2015-04-22 | 大日本印刷株式会社 | サスペンション用基板、サスペンション、素子付サスペンション、ハードディスクドライブ、およびサスペンション用基板の製造方法 |
US8879210B1 (en) | 2011-11-30 | 2014-11-04 | Magnecomp Corporation | DSA 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 |
US8947831B1 (en) | 2011-11-30 | 2015-02-03 | Magnecomp Corporation | GSA suspension with microactuators extending to gimbal through flexible connectors |
US9001469B2 (en) | 2012-03-16 | 2015-04-07 | Hutchinson Technology Incorporated | Mid-loadbeam dual stage actuated (DSA) disk drive head suspension |
JP6251745B2 (ja) * | 2012-09-14 | 2017-12-20 | ハッチンソン テクノロジー インコーポレイテッドHutchinson Technology Incorporated | 2段始動構造部を有するジンバル形撓み部材及びサスペンション |
WO2014059128A2 (en) | 2012-10-10 | 2014-04-17 | Hutchinson Technology Incorporated | Co-located gimbal-based dual stage actuation disk drive suspensions with dampers |
US8891206B2 (en) | 2012-12-17 | 2014-11-18 | Hutchinson Technology Incorporated | Co-located gimbal-based dual stage actuation disk drive suspensions with motor stiffener |
US8896969B1 (en) | 2013-05-23 | 2014-11-25 | Hutchinson Technology Incorporated | Two-motor co-located gimbal-based dual stage actuation disk drive suspensions with motor stiffeners |
US8717712B1 (en) | 2013-07-15 | 2014-05-06 | Hutchinson Technology Incorporated | Disk drive suspension assembly having a partially flangeless load point dimple |
US8675314B1 (en) | 2013-08-21 | 2014-03-18 | Hutchinson Technology Incorporated | Co-located gimbal-based dual stage actuation disk drive suspensions with offset motors |
US8896970B1 (en) | 2013-12-31 | 2014-11-25 | Hutchinson Technology Incorporated | Balanced co-located gimbal-based dual stage actuation disk drive suspensions |
US9070392B1 (en) * | 2014-12-16 | 2015-06-30 | Hutchinson Technology Incorporated | Piezoelectric disk drive suspension motors having plated stiffeners |
US9318136B1 (en) | 2014-12-22 | 2016-04-19 | Hutchinson Technology Incorporated | Multilayer disk drive motors having out-of-plane bending |
US9296188B1 (en) | 2015-02-17 | 2016-03-29 | Hutchinson Technology Incorporated | Partial curing of a microactuator mounting adhesive in a disk drive suspension |
JP6689294B2 (ja) | 2015-06-30 | 2020-04-28 | ハッチンソン テクノロジー インコーポレイテッドHutchinson Technology Incorporated | 金誘電体接合部の信頼性を向上させたディスクドライブヘッドサスペンション構造 |
US9646638B1 (en) | 2016-05-12 | 2017-05-09 | Hutchinson Technology Incorporated | Co-located gimbal-based DSA disk drive suspension with traces routed around slider pad |
US10762924B2 (en) | 2018-12-07 | 2020-09-01 | Western Digital Technologies, Inc. | Electrostrictive control for the width of a tape-head-array |
US10748573B2 (en) * | 2019-01-14 | 2020-08-18 | International Business Machines Corporation | Multichannel tape head module having mechanically settable transducer pitch |
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US4317149A (en) * | 1980-06-02 | 1982-02-23 | International Business Machines Corporation | Magnetic head having static discharge means |
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-
1999
- 1999-10-22 JP JP2000583009A patent/JP3501758B2/ja not_active Expired - Fee Related
- 1999-10-22 CN CNB998021326A patent/CN1145933C/zh not_active Expired - Fee Related
- 1999-10-22 CN CNB2004100058333A patent/CN1326119C/zh not_active Expired - Fee Related
- 1999-10-22 WO PCT/JP1999/005837 patent/WO2000030080A1/ja active Application Filing
-
2000
- 2000-07-13 US US09/615,776 patent/US6621661B1/en not_active Expired - Fee Related
-
2001
- 2001-07-12 HK HK01104862A patent/HK1034350A1/xx not_active IP Right Cessation
-
2002
- 2002-05-24 US US10/153,901 patent/US20020135940A1/en not_active Abandoned
-
2003
- 2003-08-01 US US10/631,860 patent/US7050266B2/en not_active Expired - Fee Related
-
2005
- 2005-07-25 US US11/187,894 patent/US7161765B2/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
US20050254172A1 (en) | 2005-11-17 |
WO2000030080A1 (fr) | 2000-05-25 |
US20020135940A1 (en) | 2002-09-26 |
HK1034350A1 (en) | 2001-10-19 |
US6621661B1 (en) | 2003-09-16 |
JP3501758B2 (ja) | 2004-03-02 |
CN1326119C (zh) | 2007-07-11 |
CN1288560A (zh) | 2001-03-21 |
US7050266B2 (en) | 2006-05-23 |
CN1549247A (zh) | 2004-11-24 |
US20040022169A1 (en) | 2004-02-05 |
US7161765B2 (en) | 2007-01-09 |
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