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HK1054611B - 壓電體驅動元件及其製造方法 - Google Patents

壓電體驅動元件及其製造方法

Info

Publication number
HK1054611B
HK1054611B HK03106788.0A HK03106788A HK1054611B HK 1054611 B HK1054611 B HK 1054611B HK 03106788 A HK03106788 A HK 03106788A HK 1054611 B HK1054611 B HK 1054611B
Authority
HK
Hong Kong
Prior art keywords
driving device
piezoelectric driving
piezoelectric
driving
Prior art date
Application number
HK03106788.0A
Other languages
English (en)
Other versions
HK1054611A1 (en
Inventor
小川裕子
內山博一
Original Assignee
Tdk Corp
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 Tdk Corp filed Critical Tdk Corp
Publication of HK1054611A1 publication Critical patent/HK1054611A1/xx
Publication of HK1054611B publication Critical patent/HK1054611B/zh

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
    • G11B5/54—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
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10N—ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10N30/00—Piezoelectric or electrostrictive devices
    • H10N30/01—Manufacture or treatment
    • H10N30/07—Forming of piezoelectric or electrostrictive parts or bodies on an electrical element or another base
    • H10N30/072—Forming of piezoelectric or electrostrictive parts or bodies on an electrical element or another base by laminating or bonding of piezoelectric or electrostrictive bodies
    • H10N30/073—Forming of piezoelectric or electrostrictive parts or bodies on an electrical element or another base by laminating or bonding of piezoelectric or electrostrictive bodies by fusion of metals or by adhesives
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10N—ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10N30/00—Piezoelectric or electrostrictive devices
    • H10N30/20—Piezoelectric or electrostrictive devices with electrical input and mechanical output, e.g. functioning as actuators or vibrators
    • H10N30/206—Piezoelectric or electrostrictive devices with electrical input and mechanical output, e.g. functioning as actuators or vibrators using only longitudinal or thickness displacement, e.g. d33 or d31 type devices

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Moving Of The Head To Find And Align With The Track (AREA)
  • Apparatuses For Generation Of Mechanical Vibrations (AREA)
  • Supporting Of Heads In Record-Carrier Devices (AREA)
  • Adjustment Of The Magnetic Head Position Track Following On Tapes (AREA)
HK03106788.0A 2001-11-02 2003-09-22 壓電體驅動元件及其製造方法 HK1054611B (zh)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2001337515 2001-11-02

Publications (2)

Publication Number Publication Date
HK1054611A1 HK1054611A1 (en) 2003-12-05
HK1054611B true HK1054611B (zh) 2008-04-11

Family

ID=19152138

Family Applications (1)

Application Number Title Priority Date Filing Date
HK03106788.0A HK1054611B (zh) 2001-11-02 2003-09-22 壓電體驅動元件及其製造方法

Country Status (4)

Country Link
US (1) US6781286B2 (zh)
CN (1) CN100351938C (zh)
HK (1) HK1054611B (zh)
SG (1) SG103367A1 (zh)

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US7068474B2 (en) * 2002-12-03 2006-06-27 Matsushita Electric Industrial Co., Ltd. Thin film piezoelectric element; actuator, head support mechanism, and disc recording and reproducing device using the thin film piezoelectric element; and method of manufacturing the thin film piezoelectric element
US7218482B2 (en) * 2004-01-26 2007-05-15 Sae Magnetics (H.K.) Ltd. Micro-actuator, head gimbal assembly and manufacturing method thereof
JP3811495B2 (ja) * 2004-02-05 2006-08-23 松下電器産業株式会社 アクチュエータ及びアクチュエータ用平板状電極支持体の製造方法
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US7312956B2 (en) * 2004-09-08 2007-12-25 Sae Magnetics (H.K.) Ltd Micro-actuator, head gimbal assembly, and disk drive unit with the same
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
US20060098347A1 (en) * 2004-11-10 2006-05-11 Sae Magnetics (H.K.) Ltd. Micro-actuator, head gimbal assembly and disk drive unit with the same
CN1797550A (zh) * 2004-12-30 2006-07-05 新科实业有限公司 微驱动器、减振器、磁头折片组合及其磁盘驱动单元
US7433159B2 (en) * 2005-01-27 2008-10-07 Sae Magnetics (H.K.) Ltd. Micro-actuator unit, head gimbal assembly, and disk drive unit with vibration canceller
CN1828727A (zh) * 2005-02-28 2006-09-06 新科实业有限公司 微驱动器及其磁头折片组合和磁盘驱动单元
CN1828726B (zh) * 2005-02-28 2010-04-28 新科实业有限公司 可旋转压电微驱动器及其磁头折片组合和磁盘驱动单元
US7408745B2 (en) * 2005-05-10 2008-08-05 Sae Magnetics (H.K.) Ltd. Sway-type micro-actuator with slider holding arms for a disk drive head gimbal assembly
US20070000110A1 (en) * 2005-06-29 2007-01-04 Sae Magnetics (H.K.) Ltd. Method for treating PZT element, PZT micro-actuator, head gimbal assembly and disk drive unit with treated PZT micro-actuator
US7535680B2 (en) * 2005-06-29 2009-05-19 Sae Magnetics (H.K.) Ltd. Micro-actuator with integrated trace and bonding pad support
US7535681B2 (en) * 2005-07-29 2009-05-19 Sae Magentics (H.K.) Ltd. Micro-actuator including side arms having back-turned extensions, head gimbal assembly and disk drive unit with the same
US20070070552A1 (en) * 2005-09-27 2007-03-29 Sae Magnetics (H.K.) Ltd. Micro-actuator and head gimbal assembly for a disk drive device
US7411764B2 (en) * 2005-09-30 2008-08-12 Sae Magnetics (H.K.) Ltd. Head gimbal assembly with precise positioning actuator for read/write head and disk drive device with the head gimbal assembly
US7663843B2 (en) 2005-11-02 2010-02-16 Sae Magnetics (H.K.) Ltd. Flex cable frame assembly for micro-actuator and flex cable suspension assembly for HGA of disk drive device
US7417831B2 (en) * 2005-11-03 2008-08-26 Sae Magnetics (H.K.) Ltd. Micro-actuator and head gimbal assembly for a disk drive device
US7518833B2 (en) * 2005-11-15 2009-04-14 Sae Magnetics H.K. Ltd. Micro-actuator with electric spark preventing structure, HGA, and disk drive unit with the same, and manufacturing method thereof
US7474512B2 (en) * 2005-12-15 2009-01-06 Sae Magnetics (H.K.) Ltd. Miro-actuator, head gimbal assembly, and disk drive unit with the same
US7538984B2 (en) * 2005-12-16 2009-05-26 Sae Magnetics (H.K.) Ltd. Rotational PZT micro-actuator with a rotatable plate
US7701675B2 (en) * 2005-12-16 2010-04-20 Sae Magnetics (H.K.) Ltd. Micro-actuator mounting structure capable of maintaining a substantially constant gap between a top support of a micro-actuator and a suspension during use
US7684157B2 (en) 2005-12-29 2010-03-23 Sae Magnetics (H. K.) Ltd. Head gimbal assembly including first and second dimples, and disk drive unit including the same
US7768746B2 (en) * 2005-12-29 2010-08-03 Sae Magnetics (H.K.) Ltd. Rotational micro-actuator with a rotatable plate, head gimbal assembly and disk drive device with the same
US7719798B2 (en) 2006-02-14 2010-05-18 Sae Magnetics (H.K.) Ltd. Rotational micro-actuator integrated with suspension of head gimbal assembly, and disk drive unit with the same
US7471490B2 (en) * 2006-03-21 2008-12-30 Sae Magnetics (H.K.) Ltd. Micro-actuator including U-shaped frame and metal support frame, and manufacturing method thereof
US7551405B2 (en) * 2006-03-22 2009-06-23 Sae Magnetics (H.K.) Ltd. Rotational PZT micro-actuator with fine head position adjustment capacity, head gimbal assembly, and disk drive unit with same
US7468869B2 (en) 2006-05-01 2008-12-23 Sae Magnetics (H.K.) Ltd. Micro-actuator, micro-actuator suspension, and head gimbal assembly with the same
US7796363B2 (en) * 2006-05-25 2010-09-14 Sae Magnetics (H.K.) Ltd. PZT element, head gimbal assembly, and disk drive unit with same
US7768276B2 (en) * 2006-11-06 2010-08-03 Sae Magnetics (H. K.) Ltd. Systems and methods for identifying problems with PZT elements of micro-actuators
US20080144225A1 (en) * 2006-12-14 2008-06-19 Sae Magnetics (H.K.) Ltd. Techniques for reducing flexure distortion and gimbal separation for thin-film PZT micro-actuators of head gimbal assemblies
US8018686B2 (en) * 2006-12-18 2011-09-13 Sae Magnetics (H.K.) Ltd. Head gimbal assembly for use in disk drive devices and method of making the same
US7821743B2 (en) * 2007-01-03 2010-10-26 Sae Magnetics (H.K.) Ltd. Micro-actuator for use in small platform disk drive devices, and method of making the same
US20080247088A1 (en) * 2007-04-05 2008-10-09 Sae Magnetics (H.K.) Ltd. Micro-actuator having at least one segmented flexible side arm, and method of making the same
US20080247078A1 (en) * 2007-04-06 2008-10-09 Sae Magnetics (H.K) Ltd. Altitude sensing systems and methods for fly height adjustment
US7843666B2 (en) * 2007-04-26 2010-11-30 Sae Magnetics (H.K.) Ltd. Suspension, head gimbal assembly and manufacturing method thereof, and disk drive unit with the same
CN101315773B (zh) * 2007-05-28 2013-06-19 新科实业有限公司 悬臂件、磁头折片组合及其制造方法以及磁盘驱动单元
US20100214697A1 (en) * 2007-07-05 2010-08-26 Minggao Yao Suspension design for high shock performance soldering ball bonding
US8169745B2 (en) 2007-07-25 2012-05-01 Sae Magnetics (H.K.) Ltd. Head gimbal assembly having balanced weight, and disk drive unit with the same
US8225655B2 (en) * 2007-12-18 2012-07-24 Sae Magnetics (H.K.) Ltd. Altitude sensing systems for flying height adjustment
JP4820425B2 (ja) * 2009-03-16 2011-11-24 Ｔｄｋ株式会社 ヘッドジンバルアセンブリの製造方法、及び、ハードディスク装置の製造方法
JP6251032B2 (ja) * 2013-12-27 2017-12-20 日東電工株式会社 回路付サスペンション基板およびヘッドジンバルアッセンブリ
CN109935245B (zh) * 2019-03-26 2021-02-19 深圳清力技术有限公司 一种多磁头并行的接触式读写硬盘

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Also Published As

Publication number Publication date
CN1416129A (zh) 2003-05-07
CN100351938C (zh) 2007-11-28
US20030168935A1 (en) 2003-09-11
US6781286B2 (en) 2004-08-24
SG103367A1 (en) 2004-04-29
HK1054611A1 (en) 2003-12-05

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Legal Events

Date Code Title Description
PC Patent ceased (i.e. patent has lapsed due to the failure to pay the renewal fee)

Effective date: 20171031