CN100351938C - 压电体驱动元件及其制造方法 - Google Patents
压电体驱动元件及其制造方法 Download PDFInfo
- Publication number
- CN100351938C CN100351938C CNB021481164A CN02148116A CN100351938C CN 100351938 C CN100351938 C CN 100351938C CN B021481164 A CNB021481164 A CN B021481164A CN 02148116 A CN02148116 A CN 02148116A CN 100351938 C CN100351938 C CN 100351938C
- Authority
- CN
- China
- Prior art keywords
- piezoelectrics
- electrode
- substrate
- film
- piezoelectric
- 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
- 239000000758 substrate Substances 0.000 claims abstract description 67
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims abstract description 34
- 239000002184 metal Substances 0.000 claims description 78
- 229910052751 metal Inorganic materials 0.000 claims description 78
- 238000004519 manufacturing process Methods 0.000 claims description 26
- 238000000034 method Methods 0.000 claims description 25
- 239000000853 adhesive Substances 0.000 claims description 7
- 230000001070 adhesive effect Effects 0.000 claims description 7
- 239000007767 bonding agent Substances 0.000 claims description 7
- 229920001721 polyimide Polymers 0.000 claims description 6
- 239000004642 Polyimide Substances 0.000 claims description 5
- 238000010276 construction Methods 0.000 claims description 4
- 239000011347 resin Substances 0.000 claims description 4
- 229920005989 resin Polymers 0.000 claims description 4
- 239000010408 film Substances 0.000 description 206
- 230000007246 mechanism Effects 0.000 description 46
- 238000006073 displacement reaction Methods 0.000 description 15
- 238000005530 etching Methods 0.000 description 13
- 230000015572 biosynthetic process Effects 0.000 description 6
- 238000009434 installation Methods 0.000 description 6
- 230000009471 action Effects 0.000 description 5
- 238000005452 bending Methods 0.000 description 4
- 230000008859 change Effects 0.000 description 4
- 230000005611 electricity Effects 0.000 description 3
- 239000011810 insulating material Substances 0.000 description 3
- 230000035939 shock Effects 0.000 description 3
- 238000002604 ultrasonography Methods 0.000 description 3
- 239000011248 coating agent Substances 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- 239000004020 conductor Substances 0.000 description 2
- 239000013039 cover film Substances 0.000 description 2
- 239000012528 membrane Substances 0.000 description 2
- 102200048773 rs2224391 Human genes 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 238000001312 dry etching Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 239000012943 hotmelt Substances 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 239000009719 polyimide resin Substances 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000000644 propagated effect Effects 0.000 description 1
- 230000010076 replication Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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
- G11B5/54—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)
- Supporting Of Heads In Record-Carrier Devices (AREA)
- Apparatuses For Generation Of Mechanical Vibrations (AREA)
- Adjustment Of The Magnetic Head Position Track Following On Tapes (AREA)
Abstract
Description
Claims (11)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JPP2001337515 | 2001-11-02 | ||
JP2001337515 | 2001-11-02 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1416129A CN1416129A (zh) | 2003-05-07 |
CN100351938C true CN100351938C (zh) | 2007-11-28 |
Family
ID=19152138
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB021481164A Expired - Fee Related CN100351938C (zh) | 2001-11-02 | 2002-10-31 | 压电体驱动元件及其制造方法 |
Country Status (4)
Country | Link |
---|---|
US (1) | US6781286B2 (zh) |
CN (1) | CN100351938C (zh) |
HK (1) | HK1054611B (zh) |
SG (1) | SG103367A1 (zh) |
Families Citing this family (45)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20030048041A1 (en) * | 2001-09-07 | 2003-03-13 | Hiroyuki Kita | Piezoelectric thin-film element and a manufacturing method thereof |
EP1427031B1 (en) * | 2002-12-03 | 2013-05-08 | Panasonic Corporation | Manufacturing method of a 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 |
JP4113143B2 (ja) * | 2004-03-15 | 2008-07-09 | Tdk株式会社 | 薄膜圧電体素子、サスペンション、及びハードディスク装置 |
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 |
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 |
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 |
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 |
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 |
US7538984B2 (en) * | 2005-12-16 | 2009-05-26 | Sae Magnetics (H.K.) Ltd. | Rotational PZT micro-actuator with a rotatable plate |
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 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH07193294A (ja) * | 1993-11-01 | 1995-07-28 | Matsushita Electric Ind Co Ltd | 電子部品およびその製造方法 |
JPH10200367A (ja) * | 1997-01-14 | 1998-07-31 | Murata Mfg Co Ltd | 圧電部品およびその製造方法 |
JP2001067823A (ja) * | 1999-08-31 | 2001-03-16 | Fujitsu Ltd | 圧電アクチュエータ及びその製造方法及び磁気ディスク装置 |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0555943B1 (en) * | 1988-04-06 | 1996-06-19 | Mitsubishi Denki Kabushiki Kaisha | Optical distance detector |
JPH02278910A (ja) | 1989-04-19 | 1990-11-15 | Nec Corp | 弾性表面波素子用接続端子の製造方法 |
WO1995013683A1 (en) * | 1993-11-09 | 1995-05-18 | Daewoo Electronics Co., Ltd. | Thin film actuated mirror array for use in an optical projection system and method for the manufacture thereof |
US5920978A (en) * | 1995-03-01 | 1999-07-13 | Fujitsu Limited | Method of making a thin film magnetic slider |
US6327120B1 (en) * | 1997-04-17 | 2001-12-04 | Fujitsu Limited | Actuator using piezoelectric element and head-positioning mechanism using the actuator |
JP3678613B2 (ja) * | 1999-07-30 | 2005-08-03 | 富士通株式会社 | ヘッドの微小移動機構 |
US7072149B2 (en) * | 2000-02-01 | 2006-07-04 | Matsushita Electric Industrial Co. Ltd. | Head support mechanism and thin film piezoelectric actuator |
JP3405451B2 (ja) | 2000-02-01 | 2003-05-12 | 松下電器産業株式会社 | 圧電体アクチュエータおよびディスク装置 |
JP3611198B2 (ja) * | 2000-02-16 | 2005-01-19 | 松下電器産業株式会社 | アクチュエータとこれを用いた情報記録再生装置 |
US6618220B2 (en) * | 2000-07-04 | 2003-09-09 | Matsushita Electric Industrial Co., Ltd. | Head actuator and hard disc drive including the same |
JP4101492B2 (ja) * | 2000-10-23 | 2008-06-18 | 松下電器産業株式会社 | ヘッド支持機構 |
-
2002
- 2002-10-30 SG SG200206607A patent/SG103367A1/en unknown
- 2002-10-31 CN CNB021481164A patent/CN100351938C/zh not_active Expired - Fee Related
- 2002-11-01 US US10/285,409 patent/US6781286B2/en not_active Expired - Lifetime
-
2003
- 2003-09-22 HK HK03106788.0A patent/HK1054611B/zh not_active IP Right Cessation
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH07193294A (ja) * | 1993-11-01 | 1995-07-28 | Matsushita Electric Ind Co Ltd | 電子部品およびその製造方法 |
JPH10200367A (ja) * | 1997-01-14 | 1998-07-31 | Murata Mfg Co Ltd | 圧電部品およびその製造方法 |
JP2001067823A (ja) * | 1999-08-31 | 2001-03-16 | Fujitsu Ltd | 圧電アクチュエータ及びその製造方法及び磁気ディスク装置 |
Also Published As
Publication number | Publication date |
---|---|
US20030168935A1 (en) | 2003-09-11 |
US6781286B2 (en) | 2004-08-24 |
CN1416129A (zh) | 2003-05-07 |
HK1054611B (zh) | 2008-04-11 |
SG103367A1 (en) | 2004-04-29 |
HK1054611A1 (en) | 2003-12-05 |
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