JP2010177448A - 圧電/電歪素子及びその製造方法 - Google Patents
圧電/電歪素子及びその製造方法 Download PDFInfo
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- JP2010177448A JP2010177448A JP2009018424A JP2009018424A JP2010177448A JP 2010177448 A JP2010177448 A JP 2010177448A JP 2009018424 A JP2009018424 A JP 2009018424A JP 2009018424 A JP2009018424 A JP 2009018424A JP 2010177448 A JP2010177448 A JP 2010177448A
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- piezoelectric
- layer
- electrostrictive
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- 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
- H10N30/80—Constructional details
- H10N30/87—Electrodes or interconnections, e.g. leads or terminals
- H10N30/877—Conductive materials
-
- 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
- H10N30/06—Forming electrodes or interconnections, e.g. leads or terminals
-
- 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
- H10N30/074—Forming of piezoelectric or electrostrictive parts or bodies on an electrical element or another base by depositing piezoelectric or electrostrictive layers, e.g. aerosol or screen printing
-
- 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
- H10N30/204—Piezoelectric or electrostrictive devices with electrical input and mechanical output, e.g. functioning as actuators or vibrators using bending displacement, e.g. unimorph, bimorph or multimorph cantilever or membrane benders
- H10N30/2047—Membrane type
-
- 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
- H10N30/80—Constructional details
- H10N30/87—Electrodes or interconnections, e.g. leads or terminals
-
- 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
- Y10T29/42—Piezoelectric device making
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- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- General Electrical Machinery Utilizing Piezoelectricity, Electrostriction Or Magnetostriction (AREA)
- Piezo-Electric Transducers For Audible Bands (AREA)
Abstract
【解決手段】基板11と、その基板11の上に固着された下部電極層12と、その下部電極層12の上に固着された圧電/電歪層13と、を有し、基板11に対する、下部電極層12の被覆率が、98%以下である圧電/電歪素子10の提供による。
【選択図】図1
Description
11 基板
11a 振動板
11b 支持部
12 下部電極層
13 圧電/電歪層
14 上部電極層
Claims (4)
- 基板と、その基板の上に固着された電極層と、その電極層の上に固着された圧電/電歪層と、を有し、
前記基板に対する、前記電極層の被覆率が、98%以下である圧電/電歪素子。 - 前記電極層の厚さが、5μm以下である請求項1に記載の圧電/電歪素子。
- 基板の上に、金属を含む第1の層を、被覆率が98%以下となるように形成する第1層形成工程と、
前記第1層形成工程により形成された前記第1の層の上に、圧電/電歪材料を含む第2の層を形成する第2層形成工程と、
前記第1の層及び第2の層が形成された前記基板を加熱して焼成する焼成工程と、
その焼成工程の後に、前記第1の層及び第2の層が形成された前記基板を冷却する冷却工程と、を有する圧電/電歪素子の製造方法。 - 前記第1の層の厚さを5μm以下とする請求項3に記載の圧電/電歪素子の製造方法。
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2009018424A JP5006354B2 (ja) | 2009-01-29 | 2009-01-29 | 圧電/電歪共振子 |
EP20100250106 EP2214221B1 (en) | 2009-01-29 | 2010-01-22 | Piezoelectric or electrostrictive element and manufacturing method of the same |
US12/693,710 US8476805B2 (en) | 2009-01-29 | 2010-01-26 | Piezoelectric/electrostrictive element having a specific coverage area of electrode on substrate, and manufacturing method of the same |
CN2010101047153A CN101794859B (zh) | 2009-01-29 | 2010-01-28 | 压电/电致伸缩元件及其制造方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2009018424A JP5006354B2 (ja) | 2009-01-29 | 2009-01-29 | 圧電/電歪共振子 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2010177448A true JP2010177448A (ja) | 2010-08-12 |
JP5006354B2 JP5006354B2 (ja) | 2012-08-22 |
Family
ID=42115585
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2009018424A Expired - Fee Related JP5006354B2 (ja) | 2009-01-29 | 2009-01-29 | 圧電/電歪共振子 |
Country Status (4)
Country | Link |
---|---|
US (1) | US8476805B2 (ja) |
EP (1) | EP2214221B1 (ja) |
JP (1) | JP5006354B2 (ja) |
CN (1) | CN101794859B (ja) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2013187500A (ja) * | 2012-03-09 | 2013-09-19 | Ricoh Co Ltd | 圧電膜構造、電機−機械変換素子、液滴吐出ヘッドおよび液滴吐出装置 |
JP2016025142A (ja) * | 2014-07-17 | 2016-02-08 | Tdk株式会社 | 圧電組成物および圧電素子 |
JP2019100791A (ja) * | 2017-11-30 | 2019-06-24 | セイコーエプソン株式会社 | 液面センサー及び液面検出方法 |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102744483A (zh) * | 2012-07-20 | 2012-10-24 | 河南新能光伏有限公司 | 一种薄膜太阳电池汇流焊接工艺 |
DE102014211465A1 (de) | 2013-08-07 | 2015-02-12 | Pi Ceramic Gmbh Keramische Technologien Und Bauelemente | Bleifreier piezokeramischer Werkstoff auf Bismut-Natrium-Titanat (BNT)-Basis |
CA2934666A1 (en) * | 2013-12-20 | 2015-06-25 | Lockheed Martin Corporation | Condensation inhibiting layer, method of forming the layer, and condensation inhibiting device |
CN103926691B (zh) * | 2014-03-22 | 2016-08-24 | 吉林大学 | 一种光开关阵列构成的兼具投影和摄像功能的光路装置 |
EP3341980B1 (de) * | 2015-08-26 | 2022-07-20 | CeramTec GmbH | Schicht und verfahren zu ihrer herstellung |
CN106019711B (zh) * | 2016-07-27 | 2019-03-05 | 京东方科技集团股份有限公司 | 背光模组、背光调整方法和显示装置 |
DE102023117143A1 (de) * | 2023-06-29 | 2025-01-02 | Vega Grieshaber Kg | Vibrationssensor |
Citations (6)
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JP2001168408A (ja) * | 1999-09-30 | 2001-06-22 | Tdk Corp | 積層型圧電素子およびその製造方法 |
JP2001250994A (ja) * | 2000-03-03 | 2001-09-14 | Tdk Corp | 積層型圧電素子 |
JP2005050830A (ja) * | 2002-07-12 | 2005-02-24 | Ngk Insulators Ltd | 圧電/電歪膜型素子、及びその製造方法 |
JP2005340387A (ja) * | 2004-05-25 | 2005-12-08 | Tdk Corp | 積層型圧電素子及び燃料噴射装置 |
JP2006156586A (ja) * | 2004-11-26 | 2006-06-15 | Tdk Corp | 積層型圧電素子及びその製造方法 |
WO2007123278A1 (ja) * | 2006-04-24 | 2007-11-01 | Ngk Insulators, Ltd. | 圧電/電歪膜型素子 |
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JPH05206534A (ja) * | 1992-01-29 | 1993-08-13 | Toyota Motor Corp | 積層型圧電素子 |
US5504388A (en) * | 1993-03-12 | 1996-04-02 | Ngk Insulators, Ltd. | Piezoelectric/electrostrictive element having electrode film(s) with specified surface roughness |
JP3162584B2 (ja) * | 1994-02-14 | 2001-05-08 | 日本碍子株式会社 | 圧電/電歪膜型素子及びその製造方法 |
DE29623089U1 (de) * | 1996-05-23 | 1997-12-11 | Siemens AG, 80333 München | Piezoelektrisches Element |
CN1166012C (zh) * | 1999-11-11 | 2004-09-08 | 三菱电机株式会社 | 薄膜压电元件 |
JP3921918B2 (ja) | 2000-03-31 | 2007-05-30 | 日本碍子株式会社 | 圧電/電歪素子の製造方法 |
DE50212375D1 (de) * | 2001-07-27 | 2008-07-31 | Holmberg Gmbh & Co Kg | Schwingungswandler mit piezoelektrischem Element |
US7067961B2 (en) * | 2002-07-12 | 2006-06-27 | Ngk Insulators, Ltd. | Piezoelectric/electrostrictive film device, and manufacturing method of the device |
US7176600B2 (en) * | 2003-12-18 | 2007-02-13 | Palo Alto Research Center Incorporated | Poling system for piezoelectric diaphragm structures |
JP4748978B2 (ja) | 2004-12-02 | 2011-08-17 | 日本碍子株式会社 | 圧電/電歪素子及びその製造方法 |
EP1865311A4 (en) * | 2005-03-18 | 2012-03-14 | Ngk Insulators Ltd | PIEZOELECTRIC ELEMENT INSPECTION METHOD, INSPECTION DEVICE, AND POLARIZATION PROCESSING METHOD |
JP5004797B2 (ja) * | 2005-06-29 | 2012-08-22 | 日本碍子株式会社 | 圧電/電歪膜型素子 |
EP2082444B1 (en) * | 2006-10-20 | 2012-05-23 | Kyocera Corporation | Piezoelectric actuator unit and method for manufacturing the same |
JP5289322B2 (ja) * | 2007-03-27 | 2013-09-11 | 京セラ株式会社 | 積層型圧電素子、これを用いた噴射装置及び積層型圧電素子の製造方法 |
EP2245679B1 (de) * | 2008-01-23 | 2015-07-29 | Epcos AG | Piezoelektrisches vielschichtbauelement |
-
2009
- 2009-01-29 JP JP2009018424A patent/JP5006354B2/ja not_active Expired - Fee Related
-
2010
- 2010-01-22 EP EP20100250106 patent/EP2214221B1/en not_active Not-in-force
- 2010-01-26 US US12/693,710 patent/US8476805B2/en not_active Expired - Fee Related
- 2010-01-28 CN CN2010101047153A patent/CN101794859B/zh not_active Expired - Fee Related
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
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JP2001168408A (ja) * | 1999-09-30 | 2001-06-22 | Tdk Corp | 積層型圧電素子およびその製造方法 |
JP2001250994A (ja) * | 2000-03-03 | 2001-09-14 | Tdk Corp | 積層型圧電素子 |
JP2005050830A (ja) * | 2002-07-12 | 2005-02-24 | Ngk Insulators Ltd | 圧電/電歪膜型素子、及びその製造方法 |
JP2005340387A (ja) * | 2004-05-25 | 2005-12-08 | Tdk Corp | 積層型圧電素子及び燃料噴射装置 |
JP2006156586A (ja) * | 2004-11-26 | 2006-06-15 | Tdk Corp | 積層型圧電素子及びその製造方法 |
WO2007123278A1 (ja) * | 2006-04-24 | 2007-11-01 | Ngk Insulators, Ltd. | 圧電/電歪膜型素子 |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2013187500A (ja) * | 2012-03-09 | 2013-09-19 | Ricoh Co Ltd | 圧電膜構造、電機−機械変換素子、液滴吐出ヘッドおよび液滴吐出装置 |
JP2016025142A (ja) * | 2014-07-17 | 2016-02-08 | Tdk株式会社 | 圧電組成物および圧電素子 |
JP2019100791A (ja) * | 2017-11-30 | 2019-06-24 | セイコーエプソン株式会社 | 液面センサー及び液面検出方法 |
Also Published As
Publication number | Publication date |
---|---|
EP2214221B1 (en) | 2013-05-15 |
EP2214221A2 (en) | 2010-08-04 |
US20100187953A1 (en) | 2010-07-29 |
EP2214221A3 (en) | 2011-04-06 |
CN101794859A (zh) | 2010-08-04 |
JP5006354B2 (ja) | 2012-08-22 |
US8476805B2 (en) | 2013-07-02 |
CN101794859B (zh) | 2012-07-25 |
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