CN1420490A - 具有压电致动器的磁头滑块 - Google Patents
具有压电致动器的磁头滑块 Download PDFInfo
- Publication number
- CN1420490A CN1420490A CN02106300A CN02106300A CN1420490A CN 1420490 A CN1420490 A CN 1420490A CN 02106300 A CN02106300 A CN 02106300A CN 02106300 A CN02106300 A CN 02106300A CN 1420490 A CN1420490 A CN 1420490A
- Authority
- CN
- China
- Prior art keywords
- slider
- head
- air
- activator
- piezo
- 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.)
- Granted
Links
Images
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
- 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
- G11B5/58—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
Landscapes
- Adjustment Of The Magnetic Head Position Track Following On Tapes (AREA)
Abstract
Description
Claims (14)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP351316/2001 | 2001-11-16 | ||
JP2001351316A JP3917409B2 (ja) | 2001-11-16 | 2001-11-16 | ヘッドスライダ及びディスク装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1420490A true CN1420490A (zh) | 2003-05-28 |
CN1240054C CN1240054C (zh) | 2006-02-01 |
Family
ID=19163643
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB021063001A Expired - Fee Related CN1240054C (zh) | 2001-11-16 | 2002-04-10 | 具有压电致动器的磁头滑块 |
Country Status (5)
Country | Link |
---|---|
US (1) | US6870709B2 (zh) |
EP (1) | EP1315151A3 (zh) |
JP (1) | JP3917409B2 (zh) |
KR (1) | KR100773840B1 (zh) |
CN (1) | CN1240054C (zh) |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN100388359C (zh) * | 2004-06-11 | 2008-05-14 | 富士通株式会社 | 盘装置和滑块 |
CN100431010C (zh) * | 2004-02-10 | 2008-11-05 | 松下电器产业株式会社 | 滑块及磁盘装置 |
CN101140784B (zh) * | 2006-09-07 | 2012-05-23 | 日立环球储存科技荷兰有限公司 | 磁头滑块 |
CN101241709B (zh) * | 2006-11-07 | 2012-05-30 | 新科实业有限公司 | 用于降低粒子ta的具有扁平化间距轮廓的空气承载设计 |
CN104054256A (zh) * | 2012-08-27 | 2014-09-17 | 迈克尔·爱德华·博伊德 | 产生重力磁感应的装置和方法,质量旋转阀或重力校正器 |
Families Citing this family (33)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2003041062A1 (en) * | 2001-11-03 | 2003-05-15 | Sae Magnetics (H.K.) Ltd. | Method and apparatus for improved attachment of a micro-actuator to a slider device |
JP3696596B2 (ja) * | 2003-02-07 | 2005-09-21 | アルプス電気株式会社 | 磁気ヘッドアクチュエータ及びその製造方法 |
US7248442B1 (en) * | 2003-03-05 | 2007-07-24 | Meyer Dallas W | Integrated recording head micropositioner using off-axis flexure bending |
US7369369B1 (en) | 2003-04-03 | 2008-05-06 | Meyer Dallas W | Bidirectional micropositioning recording head for a magnetic storage device |
US6992865B2 (en) * | 2003-06-19 | 2006-01-31 | Seagate Technology Llc | Headstack with semi-permanently deformable element for pole-tip recession adjustment |
JP4198557B2 (ja) * | 2003-07-15 | 2008-12-17 | 富士通株式会社 | ヘッドスライダ及びそれを備えた磁気ディスク装置 |
US7538983B1 (en) * | 2003-07-29 | 2009-05-26 | Meyer Dallas W | Micropositioner recording head for a magnetic storage device |
US20060262455A1 (en) * | 2003-08-29 | 2006-11-23 | Druist David P | Apparatus and method for forming a magnetic head coil in a compact area using damascene technology |
JP4057982B2 (ja) | 2003-09-02 | 2008-03-05 | 株式会社東芝 | 接触型磁気ヘッドスライダ、磁気ヘッドアセンブリおよび磁気記録装置 |
US7072136B2 (en) * | 2003-09-25 | 2006-07-04 | Hitachi Global Storage Technologies Netherlands B.V. | Method and apparatus for dynamically establishing pitch static attitude in hard disk drive |
JP4146811B2 (ja) * | 2004-03-03 | 2008-09-10 | Tdk株式会社 | サスペンション、及びハードディスク装置 |
US7646566B1 (en) | 2004-08-05 | 2010-01-12 | Maxtor Corporation | Slider deformation control by thermal-structural compensators |
US7773346B1 (en) * | 2005-08-19 | 2010-08-10 | Seagate Technology Llc | Slider that dynamically adjusts the head-to-disk spacing in a disk drive |
US8756776B1 (en) | 2005-12-09 | 2014-06-24 | Western Digital Technologies, Inc. | Method for manufacturing a disk drive microactuator that includes a piezoelectric element and a peripheral encapsulation layer |
JP2007293948A (ja) * | 2006-04-21 | 2007-11-08 | Fujitsu Ltd | 情報記録再生装置、ヘッド浮上量制御方法、ヘッド浮上制御回路 |
US20070297080A1 (en) * | 2006-06-23 | 2007-12-27 | Lee Sungchang | Apparatus and method for bending a slider to create rounded corners on its trailing edge in a hard disk drive |
JP2008059660A (ja) * | 2006-08-30 | 2008-03-13 | Fujitsu Ltd | ヘッドスライダ |
JP2008084412A (ja) * | 2006-09-27 | 2008-04-10 | Fujitsu Ltd | 記憶媒体駆動装置およびヘッドスライダ |
US7948713B2 (en) * | 2007-01-12 | 2011-05-24 | Tdk Corporation | Magnetic head slider using giant magnetostrictive material |
US8040639B2 (en) * | 2007-03-28 | 2011-10-18 | Hitachi Global Storage Technologies, Netherlands B.V. | Integrated silicon micro-actuator slider |
JP2009110563A (ja) * | 2007-10-26 | 2009-05-21 | Hitachi Global Storage Technologies Netherlands Bv | ディスク装置及びヘッドスライダ |
US8643980B1 (en) | 2008-12-15 | 2014-02-04 | Western Digital (Fremont), Llc | Micro-actuator enabling single direction motion of a magnetic disk drive head |
US8279559B1 (en) | 2009-01-02 | 2012-10-02 | Meyer Dallas W | Process for creating discrete track magnetic recording media including an apparatus having a stylus selectively applying stress to a surface of the recording media |
US8264797B2 (en) * | 2009-12-21 | 2012-09-11 | Western Digital (Fremont), Llc | Head gimbal assembly having a radial rotary piezoelectric microactuator between a read head and a flexure tongue |
US8792212B1 (en) | 2010-09-14 | 2014-07-29 | Western Digital (Fremont), Llc | Robust gimbal design for head gimbal assembly |
US8446694B1 (en) | 2011-06-14 | 2013-05-21 | Western Digital Technologies, Inc. | Disk drive head suspension assembly with embedded in-plane actuator at flexure tongue |
US8593764B1 (en) | 2011-06-14 | 2013-11-26 | Western Digital Technologies, Inc. | Method for fine actuation of a head during operation of a disk drive |
US8295012B1 (en) | 2011-06-14 | 2012-10-23 | Western Digital Technologies, Inc. | Disk drive suspension assembly with rotary fine actuator at flexure tongue |
US8810971B1 (en) | 2013-04-08 | 2014-08-19 | HGST Netherlands B.V. | Single sheet differential-poled piezoelectric microactuator for a hard disk drive |
US8797691B1 (en) | 2013-05-21 | 2014-08-05 | Western Digital Technologies, Inc. | Disk drive head suspension with a single piezoelectric element adhered to rotary-actuated and non-actuated portions of a structural layer of a tongue of a laminated flexure |
US8982513B1 (en) | 2013-05-21 | 2015-03-17 | Western Digital Technologies, Inc. | Disk drive head suspension with dual piezoelectric elements adhered to rotary-actuated and non-actuated portions of a structural layer of a tongue of a laminated flexure |
US10210889B1 (en) * | 2017-09-29 | 2019-02-19 | Seagate Technology Llc | Monolithically-integrated hybridized slider electronics for magnetic read/write |
IT201900022488A1 (it) * | 2019-11-29 | 2021-05-29 | St Microelectronics Srl | Dispositivo di lettura/scrittura per un sistema di memoria a disco rigido e relativo procedimento di fabbricazione |
Family Cites Families (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4605977A (en) * | 1983-12-14 | 1986-08-12 | Sperry Corporation | Air bearing head displacement sensor and positioner |
US4532802A (en) * | 1984-05-31 | 1985-08-06 | International Business Machines Corporation | Apparatus for analyzing the interface between a recording disk and a read-write head |
GB2223718B (en) * | 1988-09-22 | 1992-08-26 | Speechbond Limited | Control arrangement |
US5021906A (en) * | 1989-10-31 | 1991-06-04 | International Business Machines Corporation | Programmable air bearing slider including magnetic read/write element |
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 |
WO1998019304A1 (fr) * | 1996-10-31 | 1998-05-07 | Tdk Corporation | Tete d'enregistrement/reproduction, mecanisme de positionnement de tete d'enregistrement/reproduction et dispositif d'enregistrement/reproduction |
US5943189A (en) * | 1996-12-05 | 1999-08-24 | Seagate Technology, Inc. | Piezoelectric engageable slider and slider microactuator |
US6327120B1 (en) * | 1997-04-17 | 2001-12-04 | Fujitsu Limited | Actuator using piezoelectric element and head-positioning mechanism using the actuator |
US6314799B1 (en) * | 1997-07-25 | 2001-11-13 | Seagate Technology, Llc | Advanced glidehead sensor for small slider |
US6239947B1 (en) * | 1998-05-11 | 2001-05-29 | International Business Machines Corporation | Milliactuator with integrated sensor and drivers and method of manufacturing the same |
KR100601607B1 (ko) * | 1999-06-02 | 2006-07-14 | 삼성전자주식회사 | 디스크 드라이브의 헤드 서스펜션 조립체 |
JP2000348321A (ja) | 1999-06-03 | 2000-12-15 | Nec Corp | 磁気ディスク装置,磁気ヘッド,磁気ヘッドの製造方法および磁気ディスク装置の製造方法 |
US6338269B1 (en) * | 2000-03-09 | 2002-01-15 | Marburg Technologies, Inc. | Glide head with side mounted transducer |
US6435016B1 (en) * | 2000-03-24 | 2002-08-20 | Saint-Gobain Ceramics & Plastics, Inc. | Head gimbal assembly, test device and slider for use therewith |
US6624984B2 (en) * | 2000-05-25 | 2003-09-23 | Seagate Technology Llc | Fly height control slider with crown and cross curve de-coupling |
JP3689635B2 (ja) * | 2000-11-15 | 2005-08-31 | 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 |
US6611399B1 (en) * | 2000-12-07 | 2003-08-26 | Seagate Technology Llc | Micro-actuated micro-suspension(MAMS) slider for both fly height and tracking position |
-
2001
- 2001-11-16 JP JP2001351316A patent/JP3917409B2/ja not_active Expired - Fee Related
-
2002
- 2002-03-06 EP EP02251561A patent/EP1315151A3/en not_active Withdrawn
- 2002-03-12 KR KR1020020013308A patent/KR100773840B1/ko not_active IP Right Cessation
- 2002-03-19 US US10/101,009 patent/US6870709B2/en not_active Expired - Fee Related
- 2002-04-10 CN CNB021063001A patent/CN1240054C/zh not_active Expired - Fee Related
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN100431010C (zh) * | 2004-02-10 | 2008-11-05 | 松下电器产业株式会社 | 滑块及磁盘装置 |
CN100388359C (zh) * | 2004-06-11 | 2008-05-14 | 富士通株式会社 | 盘装置和滑块 |
CN101140784B (zh) * | 2006-09-07 | 2012-05-23 | 日立环球储存科技荷兰有限公司 | 磁头滑块 |
CN101241709B (zh) * | 2006-11-07 | 2012-05-30 | 新科实业有限公司 | 用于降低粒子ta的具有扁平化间距轮廓的空气承载设计 |
CN104054256A (zh) * | 2012-08-27 | 2014-09-17 | 迈克尔·爱德华·博伊德 | 产生重力磁感应的装置和方法,质量旋转阀或重力校正器 |
Also Published As
Publication number | Publication date |
---|---|
JP3917409B2 (ja) | 2007-05-23 |
EP1315151A2 (en) | 2003-05-28 |
US20030095361A1 (en) | 2003-05-22 |
KR20030039984A (ko) | 2003-05-22 |
EP1315151A3 (en) | 2006-12-20 |
US6870709B2 (en) | 2005-03-22 |
CN1240054C (zh) | 2006-02-01 |
JP2003157637A (ja) | 2003-05-30 |
KR100773840B1 (ko) | 2007-11-06 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
ASS | Succession or assignment of patent right |
Owner name: TOSHIBA STORAGE DEVICE CO., LTD. Free format text: FORMER OWNER: FUJITSU LIMITED Effective date: 20091204 |
|
C41 | Transfer of patent application or patent right or utility model | ||
TR01 | Transfer of patent right |
Effective date of registration: 20091204 Address after: Tokyo, Japan Patentee after: Fujitsu Ltd. Address before: Kanagawa, Japan Patentee before: Fujitsu Ltd. |
|
C17 | Cessation of patent right | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20060201 Termination date: 20100410 |