DE60142818D1 - Piezoelektrisches Bauelement für eine Einspritzvorrichtung - Google Patents

Piezoelektrisches Bauelement für eine Einspritzvorrichtung

Info

Publication number
DE60142818D1
DE60142818D1 DE60142818T DE60142818T DE60142818D1 DE 60142818 D1 DE60142818 D1 DE 60142818D1 DE 60142818 T DE60142818 T DE 60142818T DE 60142818 T DE60142818 T DE 60142818T DE 60142818 D1 DE60142818 D1 DE 60142818D1
Authority
DE
Germany
Prior art keywords
injection device
piezoelectric component
piezoelectric
component
injection
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.)
Expired - Lifetime
Application number
DE60142818T
Other languages
English (en)
Inventor
Masayuki Kobayashi
Shinya Mitarai
Takashi Yamamoto
Hidekazu Hattori
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.)
Denso Corp
Original Assignee
Denso 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
Priority claimed from JP2001130169A external-priority patent/JP2002054527A/ja
Priority claimed from JP2001130167A external-priority patent/JP2002054525A/ja
Application filed by Denso Corp filed Critical Denso Corp
Application granted granted Critical
Publication of DE60142818D1 publication Critical patent/DE60142818D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • F02M63/00—Other fuel-injection apparatus having pertinent characteristics not provided for in groups F02M39/00 - F02M57/00 or F02M67/00; Details, component parts, or accessories of fuel-injection apparatus, not provided for in, or of interest apart from, the apparatus of groups F02M39/00 - F02M61/00 or F02M67/00; Combination of fuel pump with other devices, e.g. lubricating oil pump
    • F02M63/0012—Valves
    • F02M63/0014—Valves characterised by the valve actuating means
    • F02M63/0015—Valves characterised by the valve actuating means electrical, e.g. using solenoid
    • F02M63/0026—Valves characterised by the valve actuating means electrical, e.g. using solenoid using piezoelectric or magnetostrictive actuators
    • 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
    • F02M47/00—Fuel-injection apparatus operated cyclically with fuel-injection valves actuated by fluid pressure
    • F02M47/02—Fuel-injection apparatus operated cyclically with fuel-injection valves actuated by fluid pressure of accumulator-injector type, i.e. having fuel pressure of accumulator tending to open, and fuel pressure in other chamber tending to close, injection valves and having means for periodically releasing that closing pressure
    • F02M47/027—Electrically actuated valves draining the chamber to release the closing pressure
    • 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
    • H10N30/503—Piezoelectric or electrostrictive devices having a stacked or multilayer structure with non-rectangular cross-section orthogonal to the stacking direction, e.g. polygonal, circular
DE60142818T 2000-05-31 2001-05-30 Piezoelektrisches Bauelement für eine Einspritzvorrichtung Expired - Lifetime DE60142818D1 (de)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
JP2000163233 2000-05-31
JP2000163235 2000-05-31
JP2001130169A JP2002054527A (ja) 2000-05-31 2001-04-26 インジェクタ用圧電体素子
JP2001130167A JP2002054525A (ja) 2000-05-31 2001-04-26 インジェクタ用圧電体素子

Publications (1)

Publication Number Publication Date
DE60142818D1 true DE60142818D1 (de) 2010-09-30

Family

ID=27481333

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60142818T Expired - Lifetime DE60142818D1 (de) 2000-05-31 2001-05-30 Piezoelektrisches Bauelement für eine Einspritzvorrichtung

Country Status (3)

Country Link
US (3) US6787975B2 (de)
EP (1) EP1160885B1 (de)
DE (1) DE60142818D1 (de)

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US6787975B2 (en) * 2000-05-31 2004-09-07 Denso Corporation Piezoelectric device for injector
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DE112005001022B4 (de) * 2005-01-06 2014-08-21 Murata Manufacturing Co., Ltd. Verfahren zur Herstellung eines piezoelektrischen Aktuators und piezoelektrischer Aktuator
DE602005011186D1 (de) * 2005-02-03 2009-01-02 Delphi Tech Inc Piezoelektrischer Aktor
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
DE502006004677D1 (de) * 2005-07-26 2009-10-08 Siemens Ag Monolithischer piezoaktor mit drehung der polarisationsrichtung im übergangsbereich sowie verwendung des piezoaktors
EP1798782B1 (de) * 2005-12-13 2008-11-26 Continental Automotive GmbH Piezoaktuator und Verfahren zum Herstellen eines Piezostapels
GB0602955D0 (en) * 2006-02-14 2006-03-29 Delphi Tech Inc Piezoelectric actuator
DE102007015457B4 (de) * 2007-03-30 2009-07-09 Siemens Ag Piezoelektrisches Bauteil mit Sicherheitsschicht, Verfahren zu dessen Herstellung und Verwendung
JP2009113316A (ja) * 2007-11-06 2009-05-28 Fujifilm Corp 圧電アクチュエータの駆動方法及び液体吐出装置
JP2010232806A (ja) * 2009-03-26 2010-10-14 Seiko Epson Corp 圧電振動子、圧電発振器、電子機器、及び圧電振動子の製造方法
DE102009038153A1 (de) * 2009-08-20 2011-07-28 Continental Automotive GmbH, 30165 Optimierte Aktuatoreinheit für ein Einspritzventil
DE102014112207A1 (de) 2014-08-26 2016-03-03 Epcos Ag Verfahren zur Herstellung von keramischen Vielschichtbauelementen und keramisches Vielschichtbauelement

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JP2000040844A (ja) * 1998-07-23 2000-02-08 Tokin Corp 圧電トランス及びその駆動方法
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CN1138287C (zh) * 1999-06-01 2004-02-11 李竑一 扩张振模的多输出复合结构压电变压器
GB9919661D0 (en) * 1999-08-20 1999-10-20 Lucas Industries Ltd Actuator housing
DE19941044A1 (de) * 1999-08-28 2001-03-22 Bosch Gmbh Robert Piezoelektrischer Keramikkörper
JP2001160636A (ja) * 1999-09-20 2001-06-12 Denso Corp 圧電素子
US6787975B2 (en) * 2000-05-31 2004-09-07 Denso Corporation Piezoelectric device for injector
JP2002054526A (ja) * 2000-05-31 2002-02-20 Denso Corp インジェクタ用圧電体素子
JP2002054525A (ja) * 2000-05-31 2002-02-20 Denso Corp インジェクタ用圧電体素子
JP4158338B2 (ja) * 2000-06-06 2008-10-01 株式会社デンソー インジェクタ用圧電体素子
JP4356268B2 (ja) * 2000-06-26 2009-11-04 株式会社デンソー 燃料噴射装置
JP2002203999A (ja) * 2000-11-06 2002-07-19 Denso Corp 積層型圧電体素子とその製造方法
JP2002203997A (ja) * 2000-12-28 2002-07-19 Denso Corp 圧電アクチュエータ
DE10225704A1 (de) * 2001-06-11 2003-01-23 Denso Corp Piezoelektrischer Aktuator und Verfahren zu dessen Antrieb

Also Published As

Publication number Publication date
EP1160885A2 (de) 2001-12-05
EP1160885B1 (de) 2010-08-18
US6873089B2 (en) 2005-03-29
US20020005680A1 (en) 2002-01-17
US20040113527A1 (en) 2004-06-17
EP1160885A3 (de) 2006-08-02
US7067960B2 (en) 2006-06-27
US6787975B2 (en) 2004-09-07
US20050046310A1 (en) 2005-03-03

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