WO2009041476A1 - 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
WO2009041476A1
WO2009041476A1 PCT/JP2008/067262 JP2008067262W WO2009041476A1 WO 2009041476 A1 WO2009041476 A1 WO 2009041476A1 JP 2008067262 W JP2008067262 W JP 2008067262W WO 2009041476 A1 WO2009041476 A1 WO 2009041476A1
Authority
WO
WIPO (PCT)
Prior art keywords
piezoelectric element
multilayer
fuel injection
multilayer piezoelectric
injection system
Prior art date
Application number
PCT/JP2008/067262
Other languages
English (en)
French (fr)
Inventor
Tsuyoshi Setoguchi
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 US12/671,025 priority Critical patent/US8421310B2/en
Priority to EP08833521A priority patent/EP2192630A4/en
Priority to CN200880100886XA priority patent/CN101785125B/zh
Priority to JP2009534347A priority patent/JP5052619B2/ja
Publication of WO2009041476A1 publication Critical patent/WO2009041476A1/ja
Priority to US13/797,328 priority patent/US20130220515A1/en

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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K31/00—Actuating devices; Operating means; Releasing devices
    • F16K31/004—Actuating devices; Operating means; Releasing devices actuated by piezoelectric means
    • F16K31/007—Piezoelectric stacks
    • 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
    • H10N30/506—Piezoelectric or electrostrictive devices having a stacked or multilayer structure having a cylindrical shape and having stacking in the radial direction, e.g. coaxial or spiral type rolls
    • 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
    • H10N30/85—Piezoelectric or electrostrictive active materials
    • H10N30/853—Ceramic compositions
    • H10N30/8548—Lead-based oxides
    • H10N30/8554—Lead-zirconium titanate [PZT] based
    • 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)
  • General Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Ceramic Engineering (AREA)
  • Fuel-Injection Apparatus (AREA)

Abstract

　容易に製造することができ、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耐久性に優れた積層型圧電素子、これを用いた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備え、隣接して対向する金属層間に電圧を印加することによって駆動する積層型圧電素子であって、積層構造体の側面における圧電体結晶粒子の平均粒径が、隣接して対向する金属層に挟まれた圧電体層における圧電体結晶粒子の平均粒径よりも大きくなっている。
PCT/JP2008/067262 2007-09-27 2008-09-25 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 WO2009041476A1 (ja)

Priority Applications (5)

Application Number Priority Date Filing Date Title
US12/671,025 US8421310B2 (en) 2007-09-27 2008-09-25 Multi-layer piezoelectric element, ejection apparatus using the same and fuel ejection system
EP08833521A EP2192630A4 (en) 2007-09-27 2008-09-25 MULTILAYER PIEZOELECTRIC ELEMENT, INJECTOR EQUIPPED WITH THIS ELEMENT AND FUEL INJECTION SYSTEM
CN200880100886XA CN101785125B (zh) 2007-09-27 2008-09-25 层叠型压电元件、具有其的喷射装置及燃料喷射***
JP2009534347A JP5052619B2 (ja) 2007-09-27 2008-09-25 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
US13/797,328 US20130220515A1 (en) 2007-09-27 2013-03-12 Multi-Layer Piezoelectric Element, Ejection Apparatus Using the Same and Fuel Ejection System

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
JP2007252426 2007-09-27
JP2007-252426 2007-09-27
JP2008-217913 2008-08-27
JP2008217913 2008-08-27

Related Child Applications (1)

Application Number Title Priority Date Filing Date
US13/797,328 Division US20130220515A1 (en) 2007-09-27 2013-03-12 Multi-Layer Piezoelectric Element, Ejection Apparatus Using the Same and Fuel Ejection System

Publications (1)

Publication Number Publication Date
WO2009041476A1 true WO2009041476A1 (ja) 2009-04-02

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Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2008/067262 WO2009041476A1 (ja) 2007-09-27 2008-09-25 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 (2) US8421310B2 (ja)
EP (1) EP2192630A4 (ja)
JP (1) JP5052619B2 (ja)
CN (1) CN101785125B (ja)
WO (1) WO2009041476A1 (ja)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2011171485A (ja) * 2010-02-18 2011-09-01 Kyocera Corp 圧電アクチュエータ
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***
WO2013021959A1 (en) * 2011-08-09 2013-02-14 Canon Kabushiki Kaisha Actuator
JP2014072329A (ja) * 2012-09-28 2014-04-21 Taiheiyo Cement Corp 圧電素子の製造方法
JP2015088611A (ja) * 2013-10-30 2015-05-07 京セラ株式会社 圧電セラミック基体、およびそれを用いた圧電アクチュエータ基板、液体吐出ヘッドならびに記録装置

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WO2012099233A1 (ja) * 2011-01-21 2012-07-26 京セラ株式会社 積層型圧電素子およびこれを備えた圧電アクチュエータ、噴射装置ならびに燃料噴射システム
WO2013067041A1 (en) * 2011-11-01 2013-05-10 Indrani Deo Dispensing nozzle with an ultrasound activator
CN104247065B (zh) * 2012-08-10 2017-04-05 京瓷株式会社 层叠型压电元件及具备该层叠型压电元件的压电致动器、喷射装置以及燃料喷射***
DE102013206933A1 (de) * 2013-04-17 2014-10-23 Continental Automotive Gmbh Modulare Aktuatoreinheit für ein Einspritzventil
JP2017508096A (ja) * 2014-02-07 2017-03-23 エコモーターズ，インコーポレーテッド 圧電燃料噴射装置で用いる予荷重されたばね
JP7254285B2 (ja) * 2019-04-23 2023-04-10 株式会社サタケ 圧電式バルブ及び該圧電式バルブの製造方法
KR20240080833A (ko) * 2022-11-30 2024-06-07 삼성전기주식회사 적층형 전자 부품

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JP2000077733A (ja) * 1998-08-27 2000-03-14 Hitachi Ltd 積層型圧電素子
JP2005191050A (ja) * 2003-12-24 2005-07-14 Kyocera Corp 積層型圧電素子およびその製法、並びに噴射装置
JP2005340540A (ja) * 2004-05-27 2005-12-08 Kyocera Corp 積層型圧電素子及びその製造方法ならびにこれを用いた噴射装置
JP2006321671A (ja) * 2005-05-17 2006-11-30 Ngk Spark Plug Co Ltd セラミック積層体の製造方法
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JP2007157849A (ja) * 2005-12-01 2007-06-21 Denso Corp 積層型圧電素子の製造方法

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JP2006321671A (ja) * 2005-05-17 2006-11-30 Ngk Spark Plug Co Ltd セラミック積層体の製造方法
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Cited By (9)

* 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***
EP2472619A1 (en) * 2009-08-27 2012-07-04 Kyocera Corporation Multilayer piezoelectric element, and injection apparatus and fuel injection system provided therewith
EP2472619A4 (en) * 2009-08-27 2014-01-22 Kyocera Corp PIEZOELECTRIC MULTILAYER ELEMENT AND INJECTION APPARATUS AND FUEL INJECTION SYSTEM PROVIDED THEREWITH
JP5414798B2 (ja) * 2009-08-27 2014-02-12 京セラ株式会社 積層型圧電素子およびこれを備えた噴射装置ならびに燃料噴射システム
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
JP2011171485A (ja) * 2010-02-18 2011-09-01 Kyocera Corp 圧電アクチュエータ
WO2013021959A1 (en) * 2011-08-09 2013-02-14 Canon Kabushiki Kaisha Actuator
JP2014072329A (ja) * 2012-09-28 2014-04-21 Taiheiyo Cement Corp 圧電素子の製造方法
JP2015088611A (ja) * 2013-10-30 2015-05-07 京セラ株式会社 圧電セラミック基体、およびそれを用いた圧電アクチュエータ基板、液体吐出ヘッドならびに記録装置

Also Published As

Publication number Publication date
US8421310B2 (en) 2013-04-16
CN101785125A (zh) 2010-07-21
US20100276510A1 (en) 2010-11-04
EP2192630A1 (en) 2010-06-02
JPWO2009041476A1 (ja) 2011-01-27
US20130220515A1 (en) 2013-08-29
CN101785125B (zh) 2012-07-18
EP2192630A4 (en) 2012-06-27
JP5052619B2 (ja) 2012-10-17

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