WO2009069693A1 - 積層型圧電素子及びその製造方法、並びに噴射装置及び燃料噴射システム - Google Patents

積層型圧電素子及びその製造方法、並びに噴射装置及び燃料噴射システム Download PDF

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Publication number
WO2009069693A1
WO2009069693A1 PCT/JP2008/071535 JP2008071535W WO2009069693A1 WO 2009069693 A1 WO2009069693 A1 WO 2009069693A1 JP 2008071535 W JP2008071535 W JP 2008071535W WO 2009069693 A1 WO2009069693 A1 WO 2009069693A1
Authority
WO
WIPO (PCT)
Prior art keywords
piezoelectric element
laminated piezoelectric
laminated
manufacturing
fuel injection
Prior art date
Application number
PCT/JP2008/071535
Other languages
English (en)
French (fr)
Inventor
Tetsuro Sata
Masahiro Sato
Original Assignee
Kyocera Corporation
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 Corporation filed Critical Kyocera Corporation
Priority to JP2009543844A priority Critical patent/JP5101630B2/ja
Priority to CN200880118075.2A priority patent/CN101878550A/zh
Priority to EP08854506.6A priority patent/EP2224507B1/en
Priority to US12/744,897 priority patent/US8502434B2/en
Publication of WO2009069693A1 publication Critical patent/WO2009069693A1/ja

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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
    • H10N30/50—Piezoelectric or electrostrictive devices having a stacked or multilayer structure
    • H10N30/501—Piezoelectric or electrostrictive devices having a stacked or multilayer structure having a non-rectangular cross-section in a plane parallel to the stacking direction, e.g. polygonal or trapezoidal in side view
    • 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
    • H10N30/08—Shaping or machining of piezoelectric or electrostrictive bodies
    • H10N30/085—Shaping or machining of piezoelectric or electrostrictive bodies by machining
    • H10N30/086—Shaping or machining of piezoelectric or electrostrictive bodies by machining by polishing or grinding
    • 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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Fuel-Injection Apparatus (AREA)

Abstract

　高電圧および高圧力下で長期間連続駆動できる耐久性の高い積層型圧電素子とその製造方法、並びに噴射装置及び燃料噴射システムを提供する。 　その積層型圧電素子は、複数の内部電極層と内部電極層を介して積層された複数の圧電体層とを備えた積層構造体を有する積層型圧電素子であって、積層構造体における内部電極層と平行な断面の断面積は、積層方向の両端部側が積層方向の中央部よりも小さい。
PCT/JP2008/071535 2007-11-27 2008-11-27 積層型圧電素子及びその製造方法、並びに噴射装置及び燃料噴射システム WO2009069693A1 (ja)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP2009543844A JP5101630B2 (ja) 2007-11-27 2008-11-27 積層型圧電素子及びその製造方法、並びに噴射装置及び燃料噴射システム
CN200880118075.2A CN101878550A (zh) 2007-11-27 2008-11-27 层叠型压电元件及其制造方法、及喷射装置及燃料喷射系统
EP08854506.6A EP2224507B1 (en) 2007-11-27 2008-11-27 Multi-layer piezoelectric element, method for manufacturing the same
US12/744,897 US8502434B2 (en) 2007-11-27 2008-11-27 Multi-layer piezoelectric element, method for manufacturing the same, injection apparatus and fuel injection system

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2007306226 2007-11-27
JP2007-306226 2007-11-27

Publications (1)

Publication Number Publication Date
WO2009069693A1 true WO2009069693A1 (ja) 2009-06-04

Family

ID=40678585

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2008/071535 WO2009069693A1 (ja) 2007-11-27 2008-11-27 積層型圧電素子及びその製造方法、並びに噴射装置及び燃料噴射システム

Country Status (5)

Country Link
US (1) US8502434B2 (ja)
EP (1) EP2224507B1 (ja)
JP (1) JP5101630B2 (ja)
CN (1) CN101878550A (ja)
WO (1) WO2009069693A1 (ja)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102473835A (zh) * 2009-08-27 2012-05-23 京瓷株式会社 层叠型压电元件及具备该压电元件的喷射装置以及燃料喷射系统
JP2014239238A (ja) * 2012-05-14 2014-12-18 京セラ株式会社 圧電アクチュエータ、圧電振動装置および携帯端末

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2752899B1 (en) * 2011-08-30 2016-06-29 Kyocera Corporation Laminated piezoelectric element and piezoelectric actuator, injection device, and fuel injection system provided with same
CN104160524B (zh) * 2012-07-30 2016-12-07 京瓷株式会社 层叠型压电元件以及具备其的喷射装置和燃料喷射系统

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63122288A (ja) * 1986-11-12 1988-05-26 Nec Corp 電歪効果素子
JP2004336011A (ja) * 2003-04-15 2004-11-25 Denso Corp 積層型圧電体素子
JP2006303445A (ja) * 2005-03-24 2006-11-02 Ngk Spark Plug Co Ltd 積層型圧電素子及びこれを用いた燃料噴射装置

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1998024296A2 (en) 1996-11-20 1998-06-11 The Regents Of The University Of California Multilaminate piezoelectric high voltage stack
JP2001094164A (ja) 1999-09-24 2001-04-06 Taiheiyo Cement Corp 積層型圧電アクチュエータ
DE10217097A1 (de) * 2001-04-18 2002-11-21 Denso Corp Verfahren zur Herstellung eines keramischen Laminats
DE10147666B4 (de) * 2001-09-27 2011-03-10 Robert Bosch Gmbh Piezoelement und Verfahren zur Herstellung eines Piezoelements
DE102004022270A1 (de) * 2004-05-06 2005-12-01 Robert Bosch Gmbh Kraftstoffinjektor für Verbrennungskraftmaschinen mit mehrstufigem Steuerventil
JP2006303443A (ja) * 2005-03-24 2006-11-02 Ngk Spark Plug Co Ltd 積層型圧電素子、これを用いた燃料噴射装置、及び積層型圧電素子の製造方法
DE102006018034A1 (de) * 2006-04-19 2007-10-31 Robert Bosch Gmbh Piezoaktor und Verfahren zu dessen Herstellung
EP2224506B1 (en) * 2007-11-28 2015-01-07 Kyocera Corporation Laminated piezoelectric element, its manufacturing method, injection device, and fuel-injection system

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63122288A (ja) * 1986-11-12 1988-05-26 Nec Corp 電歪効果素子
JP2004336011A (ja) * 2003-04-15 2004-11-25 Denso Corp 積層型圧電体素子
JP2006303445A (ja) * 2005-03-24 2006-11-02 Ngk Spark Plug Co Ltd 積層型圧電素子及びこれを用いた燃料噴射装置

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of EP2224507A4 *

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102473835A (zh) * 2009-08-27 2012-05-23 京瓷株式会社 层叠型压电元件及具备该压电元件的喷射装置以及燃料喷射系统
US9153769B2 (en) 2009-08-27 2015-10-06 Kyocera Corporation Multi-layer piezoelectric element, and injection device and fuel injection system provided therewith for enhanced durability
JP2014239238A (ja) * 2012-05-14 2014-12-18 京セラ株式会社 圧電アクチュエータ、圧電振動装置および携帯端末

Also Published As

Publication number Publication date
EP2224507B1 (en) 2014-10-08
JP5101630B2 (ja) 2012-12-19
EP2224507A1 (en) 2010-09-01
US8502434B2 (en) 2013-08-06
CN101878550A (zh) 2010-11-03
US20100320283A1 (en) 2010-12-23
EP2224507A4 (en) 2013-04-24
JPWO2009069693A1 (ja) 2011-04-14

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