WO2009038080A1 - 積層型圧電素子、これを備えた噴射装置及び燃料噴射システム - Google Patents

積層型圧電素子、これを備えた噴射装置及び燃料噴射システム Download PDF

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Publication number
WO2009038080A1
WO2009038080A1 PCT/JP2008/066752 JP2008066752W WO2009038080A1 WO 2009038080 A1 WO2009038080 A1 WO 2009038080A1 JP 2008066752 W JP2008066752 W JP 2008066752W WO 2009038080 A1 WO2009038080 A1 WO 2009038080A1
Authority
WO
WIPO (PCT)
Prior art keywords
piezoelectric
piezoelectric element
stacked
layers
metal
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.)
Ceased
Application number
PCT/JP2008/066752
Other languages
English (en)
French (fr)
Inventor
Takeshi Okamura
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Kyocera Corp
Original Assignee
Kyocera 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 Kyocera Corp filed Critical Kyocera Corp
Priority to CN2008801008732A priority Critical patent/CN101765926B/zh
Priority to US12/671,061 priority patent/US8432085B2/en
Priority to EP08832481A priority patent/EP2190042A4/en
Priority to JP2009533152A priority patent/JP5052618B2/ja
Publication of WO2009038080A1 publication Critical patent/WO2009038080A1/ja
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
    • F02M51/00—Fuel-injection apparatus characterised by being operated electrically
    • F02M51/06—Injectors peculiar thereto with means directly operating the valve needle
    • F02M51/0603—Injectors peculiar thereto with means directly operating the valve needle using piezoelectric or magnetostrictive operating 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
    • H10N30/05—Manufacture of multilayered piezoelectric or electrostrictive devices, or parts thereof, e.g. by stacking piezoelectric bodies and electrodes
    • H10N30/053—Manufacture of multilayered piezoelectric or electrostrictive devices, or parts thereof, e.g. by stacking piezoelectric bodies and electrodes by integrally sintering piezoelectric or electrostrictive bodies and electrodes
    • 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
    • H10N30/50—Piezoelectric or electrostrictive devices having a stacked or multilayer structure
    • H10N30/508—Piezoelectric or electrostrictive devices having a stacked or multilayer structure adapted for alleviating internal stress, e.g. cracking control layers

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Fuel-Injection Apparatus (AREA)

Abstract

　高電界、高圧力下で長時間連続駆動させた場合であっても変位量の変化が抑制され、耐久性に優れた積層型圧電素子を提供する。 　その積層型圧電素子は、複数の圧電体層と複数の金属層とが交互に積層された積層構造体を有し、圧電体層が、複数の圧電体結晶粒子により構成され、複数の金属層が、内部電極と、圧電体層及び内部電極と比較して剛性が低い低剛性金属層と、を備え、低剛性金属層が、互いに離隔した複数の金属部を有し、該金属部の端部が、圧電体結晶粒子間に入り込んでいる。
PCT/JP2008/066752 2007-09-18 2008-09-17 積層型圧電素子、これを備えた噴射装置及び燃料噴射システム Ceased WO2009038080A1 (ja)

Priority Applications (4)

Application Number Priority Date Filing Date Title
CN2008801008732A CN101765926B (zh) 2007-09-18 2008-09-17 层叠型压电元件、具有其的喷射装置及燃料喷射系统
US12/671,061 US8432085B2 (en) 2007-09-18 2008-09-17 Multi-layer piezoelectric element having low rigidity metal layers, and ejection apparatus and fuel ejection system that employ the same
EP08832481A EP2190042A4 (en) 2007-09-18 2008-09-17 STACKED PIEZOELECTRIC ELEMENT AND NOZZLE DEVICE AND FUEL NOZZLE SYSTEM THEREWITH
JP2009533152A JP5052618B2 (ja) 2007-09-18 2008-09-17 積層型圧電素子、これを備えた噴射装置及び燃料噴射システム

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2007-241260 2007-09-18
JP2007241260 2007-09-18

Publications (1)

Publication Number Publication Date
WO2009038080A1 true WO2009038080A1 (ja) 2009-03-26

Family

ID=40467890

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2008/066752 Ceased WO2009038080A1 (ja) 2007-09-18 2008-09-17 積層型圧電素子、これを備えた噴射装置及び燃料噴射システム

Country Status (5)

Country Link
US (1) US8432085B2 (ja)
EP (1) EP2190042A4 (ja)
JP (1) JP5052618B2 (ja)
CN (1) CN101765926B (ja)
WO (1) WO2009038080A1 (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2021145238A (ja) * 2020-03-12 2021-09-24 株式会社トーキン 積層圧電素子、及びスピーカ

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101790803B (zh) * 2007-08-29 2012-07-18 京瓷株式会社 层叠型压电元件、具备该层叠型压电元件的喷射装置及燃料喷射系统
EP2192630A4 (en) * 2007-09-27 2012-06-27 Kyocera Corp MULTILAYER PIEZOELECTRIC ELEMENT, EQUIPPED INJECTOR AND FUEL INJECTION SYSTEM
JP5090462B2 (ja) * 2007-10-29 2012-12-05 京セラ株式会社 積層型圧電素子、これを備えた噴射装置及び燃料噴射システム
JP5090466B2 (ja) * 2007-11-28 2012-12-05 京セラ株式会社 積層型圧電素子、これを備えた噴射装置及び燃料噴射システム
FR2986908B1 (fr) * 2012-02-14 2014-03-28 Commissariat Energie Atomique Dispositif de recuperation et de conversion d'energie thermique en energie electrique
US9525120B2 (en) * 2012-08-10 2016-12-20 Kyocera Corporation Multi-layer piezoelectric element and piezoelectric actuator, injection device and fuel injection system including the same
US10763422B2 (en) * 2017-12-14 2020-09-01 Eastman Kodak Company Composite article with co-planar electrodes
US11251359B2 (en) * 2017-12-14 2022-02-15 Eastman Kodak Company Piezoelectric capacitor
US10763421B2 (en) * 2017-12-14 2020-09-01 Eastman Kodak Company Piezoelectric article with dielectric layer and co-planar electrodes
US10818835B2 (en) * 2017-12-14 2020-10-27 Eastman Kodak Company Inertial piezoelectric device
US20190189894A1 (en) * 2017-12-14 2019-06-20 Eastman Kodak Company Inertial piezoelectric capacitor with co-planar patterned electrodes
US20190189899A1 (en) * 2017-12-14 2019-06-20 Eastman Kodak Company Kinetic piezoelectric device
US10763424B2 (en) * 2017-12-14 2020-09-01 Eastman Kodak Company Composite articles with dielectric layer
US20190189898A1 (en) * 2017-12-14 2019-06-20 Eastman Kodak Company Kinetic piezoelectric capacitor with co-planar patterned electrodes
US20190189890A1 (en) * 2017-12-14 2019-06-20 Eastman Kodak Company Piezoelectric capacitor with co-planar patterned electrodes
US10777732B2 (en) * 2017-12-14 2020-09-15 Eastman Kodak Company Piezoelectric composite articles
JPWO2021199800A1 (ja) * 2020-03-30 2021-10-07

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2003318458A (ja) * 2002-04-24 2003-11-07 Kyocera Corp 積層型圧電素子及びその製法並びに噴射装置
JP2005129871A (ja) * 2003-10-27 2005-05-19 Kyocera Corp 積層型圧電素子及びこれを用いた噴射装置
JP2005235863A (ja) * 2004-02-17 2005-09-02 Denso Corp 圧電スタック及び圧電スタックの製造方法
JP2006013437A (ja) * 2004-05-27 2006-01-12 Kyocera Corp 積層型圧電素子およびその製造方法ならびにこれを用いた噴射装置
JP2006518934A (ja) * 2003-02-24 2006-08-17 エプコス　アクチエンゲゼルシャフト 電気的な多層構成部材及び層スタック
JP2007027692A (ja) * 2005-06-15 2007-02-01 Kyocera Corp 積層型圧電素子およびこれを用いた噴射装置

Family Cites Families (10)

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Publication number Priority date Publication date Assignee Title
US20070080612A1 (en) * 2003-10-27 2007-04-12 Masaki Terazono Multi-layer piezoelectric element
WO2005086247A1 (ja) * 2004-03-09 2005-09-15 Kyocera Corporation 積層型圧電素子とその製造方法
EP1942532B1 (en) * 2005-09-29 2015-03-18 Kyocera Corporation Laminated piezoelectric element and injection apparatus using same
JP4987847B2 (ja) * 2006-02-27 2012-07-25 京セラ株式会社 セラミック部材の製造方法
EP2605299A3 (en) * 2006-03-07 2017-03-15 Kyocera Corporation Method for manufacturing ceramic member
US8212451B2 (en) * 2006-10-31 2012-07-03 Kyocera Corporation Multi-layer piezoelectric element having a plurality of junction sections and injection apparatus employing the same
JP5066098B2 (ja) * 2006-11-29 2012-11-07 京セラ株式会社 積層型圧電素子、これを備えた噴射装置及び燃料噴射システム
CN101790803B (zh) * 2007-08-29 2012-07-18 京瓷株式会社 层叠型压电元件、具备该层叠型压电元件的喷射装置及燃料喷射系统
JP5090462B2 (ja) * 2007-10-29 2012-12-05 京セラ株式会社 積層型圧電素子、これを備えた噴射装置及び燃料噴射システム
CN101911325B (zh) * 2007-12-26 2013-05-15 京瓷株式会社 层叠型压电元件、利用该元件的喷射装置及燃料喷射系统

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2003318458A (ja) * 2002-04-24 2003-11-07 Kyocera Corp 積層型圧電素子及びその製法並びに噴射装置
JP2006518934A (ja) * 2003-02-24 2006-08-17 エプコス　アクチエンゲゼルシャフト 電気的な多層構成部材及び層スタック
JP2005129871A (ja) * 2003-10-27 2005-05-19 Kyocera Corp 積層型圧電素子及びこれを用いた噴射装置
JP2005235863A (ja) * 2004-02-17 2005-09-02 Denso Corp 圧電スタック及び圧電スタックの製造方法
JP2006013437A (ja) * 2004-05-27 2006-01-12 Kyocera Corp 積層型圧電素子およびその製造方法ならびにこれを用いた噴射装置
JP2007027692A (ja) * 2005-06-15 2007-02-01 Kyocera Corp 積層型圧電素子およびこれを用いた噴射装置

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of EP2190042A4 *

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2021145238A (ja) * 2020-03-12 2021-09-24 株式会社トーキン 積層圧電素子、及びスピーカ

Also Published As

Publication number Publication date
JP5052618B2 (ja) 2012-10-17
US8432085B2 (en) 2013-04-30
EP2190042A1 (en) 2010-05-26
EP2190042A4 (en) 2012-04-11
JPWO2009038080A1 (ja) 2011-01-06
CN101765926A (zh) 2010-06-30
CN101765926B (zh) 2012-03-21
US20100288849A1 (en) 2010-11-18

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