JPH11512887A - 圧電素子およびその製造方法 - Google Patents
圧電素子およびその製造方法Info
- Publication number
- JPH11512887A JPH11512887A JP9541366A JP54136697A JPH11512887A JP H11512887 A JPH11512887 A JP H11512887A JP 9541366 A JP9541366 A JP 9541366A JP 54136697 A JP54136697 A JP 54136697A JP H11512887 A JPH11512887 A JP H11512887A
- Authority
- JP
- Japan
- Prior art keywords
- piezoelectric element
- piezoelectric
- support
- conductive coating
- element according
- 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
Classifications
-
- 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
-
- 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
- H10N30/2041—Beam type
- H10N30/2042—Cantilevers, i.e. having one fixed end
-
- 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
-
- 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
- H10N30/875—Further connection or lead arrangements, e.g. flexible wiring boards, terminal pins
Landscapes
- General Electrical Machinery Utilizing Piezoelectricity, Electrostriction Or Magnetostriction (AREA)
- Vibration Prevention Devices (AREA)
- Particle Formation And Scattering Control In Inkjet Printers (AREA)
- Piezo-Electric Transducers For Audible Bands (AREA)
Abstract
Description
Claims (1)
- 【特許請求の範囲】 1.電気絶縁性材料よりなる支持体(10)上に圧電体(40、41)が配置さ れている圧電素子において、支持体(10)と、圧電体(40、41)の支持体 側の内部電極(30、31)との間に導電被覆(例えば20)が挿入され、この 導電被覆が内部電極(30、31)と複数の箇所で電気接触していることを特徴 とする圧電素子。 2.内部電極(30、31)の電気接触が、はんだ接続(61)による装着に適 する金属箔(60)、特に銅箔(70)を介して行われていることを特徴とする 請求項1記載の圧電素子。 3.金属箔(60)の一部が、圧電体(40、41)と支持体(10)との間に 挿入されていることを特徴とする請求項2記載の圧電素子。 4.支持体(10)が圧電体(40、41)より長く、導電被覆が支持体(10 )の自由部分上に延び、この部分で金属箔(60)と接触していることを特徴と する請求項2記載の圧電素子。 5.導電被覆が延性を有する箔(20)であることを特徴とする請求項1乃至4 のいずれか1つに記載の圧電素子。 6.導電被覆が網構造体(21)であることを特徴とする請求項1乃至4のいず れか1つに記載の圧電素子。 7.網構造体(21)が平行なブリッジ(22)の形に形成されていることを特 徴とする請求項6記載の圧電素子。 8.導電被覆が金属よりなることを特徴とする請求項1乃至7のいずれか1つに 記載の圧電素子。 9.導電被覆が導電性のプラスチックよりなることを特徴とする請求項1乃至7 のいずれか1つに記載の圧電素子。 10.プラスチックがカーボン重合体であることを特徴とする請求項9記載の圧 電素子。 11.プラスチックが金属繊維強化エポキシ樹脂であることを特徴とする請求項 9記載の圧電素子。 12.内部電極(30、31)が金属被覆層であることを特徴とする請求項1乃 至11のいずれか1つに記載の圧電素子。 13.圧電体(40、41)が支持体と反対側上に外部電極(50、51)を備 えていることを特徴とする請求項1乃至12のいずれか1つに記載の圧電素子。 14.外部電極(50、51)が導電性で延性を有する層を備えていることを特 徴とする請求項13記載の圧電素子。 15.支持体(10)が、導電被覆と内部電極を周縁部において越えて延びてい ることを特徴とする請求項1乃至14のいずれか1つに記載の圧電素子。 16.導電被覆および内部電極(30、31)の露出部分に電気絶縁性のラッカ ーが施されていることを特徴とする請求項1乃至15のいずれか1つに記載の圧 電素子。 17.支持体(10)が平らな薄板形状を有し、その両面に導電被覆と圧電体( 40、41)を備えていることを特徴とする請求項1乃至16のいずれか1つ に記載の圧電素子。 18.たわみ変換器(100、200)として形成されていることを特徴とする 請求項1乃至17のいずれか1つに記載の圧電素子。 19.圧電体(40、41)が圧電セラミックであることを特徴とする請求項1 乃至18のいずれか1つに記載の圧電素子。 20.支持体(10)を圧電体(40、41)と導電被覆を介在させて結合し、 導電被覆を圧電体(40、41)の内部電極(30、31)と複数の箇所で電気 接触させることを特徴とする電気絶縁性材料よりなる支持体(10)を備えた圧 電素子の製造方法。 21.網構造体(21)の形の導電被覆を、支持体としての熱硬化性プラスチッ クのプリプレグ上に配置し、熱処理を行って、導電被覆を含むプリプレグを圧電 体(40、41)と結合することを特徴とする請求項20記載の方法。 22.金属織布−プリプレグの形、特に銅織布−プリプレグの形の導電被覆を支 持体(10)上に配置し、熱処理を行って、金属織布−プリプレグを圧電体(4 0、41)と結合することを特徴とする請求項20記載の方法。
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19620826A DE19620826C2 (de) | 1996-05-23 | 1996-05-23 | Piezoelektrischer Biegewandler sowie Verfahren zu dessen Herstellung |
| DE19620826.2 | 1996-05-23 | ||
| PCT/DE1997/000974 WO1997044834A1 (de) | 1996-05-23 | 1997-05-14 | Piezoelektrisches element sowie verfahren zu dessen herstellung |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH11512887A true JPH11512887A (ja) | 1999-11-02 |
| JP3524557B2 JP3524557B2 (ja) | 2004-05-10 |
Family
ID=7795150
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP54136697A Expired - Lifetime JP3524557B2 (ja) | 1996-05-23 | 1997-05-14 | 圧電型たわみ変換器およびその製造方法 |
Country Status (10)
| Country | Link |
|---|---|
| US (2) | US6570300B1 (ja) |
| EP (1) | EP0902986B1 (ja) |
| JP (1) | JP3524557B2 (ja) |
| KR (1) | KR20000015821A (ja) |
| AT (1) | ATE222405T1 (ja) |
| DE (3) | DE19620826C2 (ja) |
| ES (1) | ES2182083T3 (ja) |
| PT (1) | PT902986E (ja) |
| TW (1) | TW322640B (ja) |
| WO (1) | WO1997044834A1 (ja) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2020141250A (ja) * | 2019-02-28 | 2020-09-03 | 本多電子株式会社 | ソナー、超音波振動子及びその製造方法 |
| JP2020205370A (ja) * | 2019-06-18 | 2020-12-24 | Tdk株式会社 | 圧電素子 |
Families Citing this family (44)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA2363949A1 (en) * | 1999-02-26 | 2000-08-31 | Active Control Experts, Inc. | Packaged strain actuator |
| DE19920576C1 (de) * | 1999-05-04 | 2000-06-21 | Siemens Ag | Piezoelektrischer Biegewandler |
| DE29912703U1 (de) | 1999-07-19 | 1999-11-11 | Siemens AG, 80333 München | Überspannungsableiter |
| WO2001048834A2 (de) * | 1999-12-23 | 2001-07-05 | Siemens Aktiengesellschaft | Piezoelektrisches element |
| 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 |
| EP1269551A1 (de) * | 2000-04-04 | 2003-01-02 | Siemens Aktiengesellschaft | Piezokeramischer biegewandler |
| DE10017975A1 (de) * | 2000-04-11 | 2001-10-25 | Bosch Gmbh Robert | Piezoelektrischer Vielschichtaktor |
| GB2363011B (en) * | 2000-05-31 | 2002-04-17 | Acoustical Tech Sg Pte Ltd | Surface acoustic wave device |
| US20040012308A1 (en) * | 2000-06-21 | 2004-01-22 | Michael Riedel | Piezo-electric bending transducer |
| DE10051784C1 (de) * | 2000-10-19 | 2002-08-14 | Deutsch Zentr Luft & Raumfahrt | Elektromechanisches Funktionsmodul |
| DE10113744A1 (de) * | 2000-11-27 | 2002-06-20 | Hans Richter | Elektrische Anschlußanordnung für einen monolithischen Vielschicht-Piezoaktor |
| KR100382350B1 (ko) * | 2001-04-04 | 2003-05-09 | 주식회사 한신 | 부품공급기용 압전소자 제조방법 |
| DE20202297U1 (de) * | 2001-09-07 | 2002-08-29 | Drei-S-Werk Präzisionswerkzeuge GmbH & Co Fertigungs-KG, 91126 Schwabach | Flacher Aktor oder Sensor mit interner Vorspannung |
| JP4588321B2 (ja) * | 2001-10-09 | 2010-12-01 | ポンペイ,フランク,ジョセフ | パラメトリックアレイのための超音波トランスデューサ |
| SE525649C2 (sv) | 2001-11-07 | 2005-03-29 | Micromuscle Ab | Mikroaktuator innefattande ett bärsubstrat, ett volymändrande skikt och en förstärkande struktur |
| DE10309994B4 (de) * | 2002-03-01 | 2005-11-03 | Bühner, Kurt | PKF-Elemente für Schwingfördersystem mit Piezoantrieb |
| DE10327902A1 (de) * | 2002-07-19 | 2004-06-24 | Ceramtec Ag Innovative Ceramic Engineering | Außenelektrode an einem piezokeramischen Vielschichtaktor |
| DE10234987A1 (de) * | 2002-07-31 | 2004-02-19 | Siemens Ag | Piezoelektrischer Biegewandler |
| US20040032957A1 (en) * | 2002-08-14 | 2004-02-19 | Mansy Hansen A. | Sensors and sensor assemblies for monitoring biological sounds and electric potentials |
| DE10246307A1 (de) * | 2002-10-04 | 2004-04-22 | Siemens Ag | Piezoelektrischer Biegewandler |
| DE102004045208A1 (de) * | 2004-09-17 | 2006-04-06 | Siemens Ag | Webmaschine |
| DE202005002216U1 (de) | 2005-02-11 | 2006-06-22 | Argillon Gmbh | Piezoelektrisches Element |
| WO2006113339A2 (en) * | 2005-04-13 | 2006-10-26 | Par Trchnologies, Llc | Piezoelectric diaphragm assembly with conductors on flexible film |
| DE102005020527A1 (de) * | 2005-05-03 | 2006-11-09 | Festo Ag & Co. | Piezoelektrisches Element |
| WO2007001063A1 (ja) * | 2005-06-29 | 2007-01-04 | Ngk Insulators, Ltd. | 圧電/電歪膜型素子 |
| DE202006020000U1 (de) * | 2005-10-02 | 2007-07-12 | Bühner, Kurt | Mittels des inversen Piezoeffekts betätigbares Federelement |
| DE102006062706B4 (de) * | 2006-03-30 | 2012-12-06 | Krohne Ag | Ultraschalldurchflußmeßgerät |
| DE102006018034A1 (de) * | 2006-04-19 | 2007-10-31 | Robert Bosch Gmbh | Piezoaktor und Verfahren zu dessen Herstellung |
| DE102006020721A1 (de) * | 2006-05-04 | 2007-11-08 | Robert Bosch Gmbh | Vorrichtung zur kombinierten Messung der Fließgeschwindigkeit und/oder des Volumens und/oder der Gaszusammensetzung von eingeatmeter bzw. ausgeatmeter Luft, Ergospirometer und Verfahren zur kombinierten Messung der Fließgeschwindigkeit und/oder des Volumens und/oder der Gaszusammensetzung |
| US7288878B1 (en) | 2006-05-26 | 2007-10-30 | Murray F Feller | Piezoelectric transducer assembly |
| DE102006035638A1 (de) * | 2006-07-31 | 2007-12-27 | Siemens Ag | Piezoelektrisches Mehrschichtbauelement und Verfahren zu seiner Herstellung |
| US7681290B2 (en) * | 2006-10-20 | 2010-03-23 | The Boeing Company | Piezoelectric bimorph beam manufacturing method |
| US7834490B1 (en) * | 2006-12-28 | 2010-11-16 | The United States Of America As Represented By The Secretary Of The Navy | Bimetallic strips for energy harvesting, actuation and sensing |
| US20080211353A1 (en) * | 2007-03-02 | 2008-09-04 | Charles Erklin Seeley | High temperature bimorph actuator |
| US20090051250A1 (en) * | 2007-08-21 | 2009-02-26 | Dushyant Shah | Mesh Terminals For Piezoelectric Elements |
| DE102008007774A1 (de) * | 2008-02-06 | 2009-08-13 | Robert Bosch Gmbh | Biegewandler zum Erzeugen von elektrischer Energie aus mechanischen Verformungen |
| JP5006354B2 (ja) * | 2009-01-29 | 2012-08-22 | 日本碍子株式会社 | 圧電/電歪共振子 |
| CN101714608B (zh) * | 2009-12-01 | 2011-05-25 | 同济大学 | 压电聚合物薄膜传感器的封装方法 |
| CN103321881A (zh) * | 2013-06-19 | 2013-09-25 | 重庆中镭科技有限公司 | 一种采用多轴向纤维增强树脂垫片的压电泵振子 |
| KR102091030B1 (ko) | 2013-10-18 | 2020-03-19 | 삼성디스플레이 주식회사 | 표시장치 |
| US10658565B2 (en) * | 2016-08-29 | 2020-05-19 | The Boeing Company | Actuator assemblies, mechanical assemblies including the actuator assemblies, and methods of fabricating the same |
| CN108231993B (zh) * | 2017-03-22 | 2022-07-05 | 苏州贝骨新材料科技有限公司 | 压电驻极体材料组件的极化方法及应用 |
| US11791748B2 (en) | 2019-07-24 | 2023-10-17 | Tdk Corporation | Smart wheel energy harvester |
| DE102021104697A1 (de) * | 2021-02-26 | 2022-09-01 | Tdk Electronics Ag | Ultraschallwandler |
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| AU6719290A (en) * | 1990-09-28 | 1992-04-28 | Caterpillar Inc. | Piezoelectric solid state motor stack |
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-
1996
- 1996-05-23 DE DE19620826A patent/DE19620826C2/de not_active Expired - Fee Related
- 1996-05-23 DE DE29623089U patent/DE29623089U1/de not_active Expired - Lifetime
-
1997
- 1997-05-01 TW TW086105796A patent/TW322640B/zh active
- 1997-05-14 JP JP54136697A patent/JP3524557B2/ja not_active Expired - Lifetime
- 1997-05-14 DE DE59707974T patent/DE59707974D1/de not_active Expired - Lifetime
- 1997-05-14 ES ES97924885T patent/ES2182083T3/es not_active Expired - Lifetime
- 1997-05-14 AT AT97924885T patent/ATE222405T1/de not_active IP Right Cessation
- 1997-05-14 EP EP97924885A patent/EP0902986B1/de not_active Expired - Lifetime
- 1997-05-14 PT PT97924885T patent/PT902986E/pt unknown
- 1997-05-14 KR KR1019980709371A patent/KR20000015821A/ko not_active Ceased
- 1997-05-14 WO PCT/DE1997/000974 patent/WO1997044834A1/de not_active Ceased
-
1998
- 1998-11-23 US US09/198,217 patent/US6570300B1/en not_active Expired - Lifetime
-
2002
- 2002-09-24 US US10/253,447 patent/US20030020375A1/en not_active Abandoned
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2020141250A (ja) * | 2019-02-28 | 2020-09-03 | 本多電子株式会社 | ソナー、超音波振動子及びその製造方法 |
| CN111624611A (zh) * | 2019-02-28 | 2020-09-04 | 本多电子株式会社 | 声呐、超声波振子及其制造方法 |
| CN111624611B (zh) * | 2019-02-28 | 2024-01-26 | 本多电子株式会社 | 声呐、超声波振子及其制造方法 |
| JP2020205370A (ja) * | 2019-06-18 | 2020-12-24 | Tdk株式会社 | 圧電素子 |
Also Published As
| Publication number | Publication date |
|---|---|
| EP0902986B1 (de) | 2002-08-14 |
| DE19620826C2 (de) | 1998-07-09 |
| US6570300B1 (en) | 2003-05-27 |
| US20030020375A1 (en) | 2003-01-30 |
| DE19620826A1 (de) | 1997-11-27 |
| JP3524557B2 (ja) | 2004-05-10 |
| EP0902986A1 (de) | 1999-03-24 |
| DE59707974D1 (de) | 2002-09-19 |
| DE29623089U1 (de) | 1997-12-11 |
| ATE222405T1 (de) | 2002-08-15 |
| ES2182083T3 (es) | 2003-03-01 |
| PT902986E (pt) | 2003-01-31 |
| WO1997044834A1 (de) | 1997-11-27 |
| TW322640B (ja) | 1997-12-11 |
| KR20000015821A (ko) | 2000-03-15 |
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