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DE602004002686D1 - Kraftstoffinjektor mit kraftausgeglichenem Steuerventil - Google Patents

Kraftstoffinjektor mit kraftausgeglichenem Steuerventil

Info

Publication number
DE602004002686D1
DE602004002686D1 DE602004002686T DE602004002686T DE602004002686D1 DE 602004002686 D1 DE602004002686 D1 DE 602004002686D1 DE 602004002686 T DE602004002686 T DE 602004002686T DE 602004002686 T DE602004002686 T DE 602004002686T DE 602004002686 D1 DE602004002686 D1 DE 602004002686D1
Authority
DE
Germany
Prior art keywords
outlet passage
fuel injector
control valve
tubular portion
piezoelectric actuator
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
DE602004002686T
Other languages
English (en)
Other versions
DE602004002686T8 (de
DE602004002686T2 (de
Inventor
Mario Ricco
Matthaeis Sisto Luigi De
Adriano Gorgoglione
Antonio Gravina
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.)
Centro Ricerche Fiat SCpA
Original Assignee
Centro Ricerche Fiat SCpA
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 Centro Ricerche Fiat SCpA filed Critical Centro Ricerche Fiat SCpA
Publication of DE602004002686D1 publication Critical patent/DE602004002686D1/de
Application granted granted Critical
Publication of DE602004002686T2 publication Critical patent/DE602004002686T2/de
Publication of DE602004002686T8 publication Critical patent/DE602004002686T8/de
Active 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
    • 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
    • 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
    • F02M2547/00—Special features for fuel-injection valves actuated by fluid pressure
    • F02M2547/003—Valve inserts containing control chamber and valve piston

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Fuel-Injection Apparatus (AREA)
DE602004002686T 2004-06-30 2004-06-30 Kraftstoffinjektor mit kraftausgeglichenem Steuerventil Active DE602004002686T8 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP04425474A EP1612398B1 (de) 2004-06-30 2004-06-30 Kraftstoffinjektor mit kraftausgeglichenem Steuerventil

Publications (3)

Publication Number Publication Date
DE602004002686D1 true DE602004002686D1 (de) 2006-11-16
DE602004002686T2 DE602004002686T2 (de) 2007-08-16
DE602004002686T8 DE602004002686T8 (de) 2008-01-03

Family

ID=34932592

Family Applications (1)

Application Number Title Priority Date Filing Date
DE602004002686T Active DE602004002686T8 (de) 2004-06-30 2004-06-30 Kraftstoffinjektor mit kraftausgeglichenem Steuerventil

Country Status (6)

Country Link
US (1) US7469843B2 (de)
EP (1) EP1612398B1 (de)
JP (1) JP4358776B2 (de)
AT (1) ATE341708T1 (de)
DE (1) DE602004002686T8 (de)
ES (1) ES2273197T3 (de)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102006003484A1 (de) * 2005-03-16 2006-09-21 Robert Bosch Gmbh Vorrichtung zum Einspritzen von Kraftstoff
DE102005059437A1 (de) * 2005-12-13 2007-06-14 Robert Bosch Gmbh Kraftstoffinjektor
DE102006021741A1 (de) 2006-05-10 2007-11-15 Robert Bosch Gmbh Kraftstoffinjektor mit druckausgeglichenem Steuerventil
DE102006021736A1 (de) * 2006-05-10 2007-11-15 Robert Bosch Gmbh Kraftstoffinjektor mit druckausgeglichenem Steuerventil
DE102006055487A1 (de) * 2006-11-24 2008-05-29 Robert Bosch Gmbh Kraftstoffinjektor
DE102007001554A1 (de) * 2007-01-10 2008-07-17 Robert Bosch Gmbh Kraftstoffinjektor
DE102007047426A1 (de) * 2007-05-15 2008-11-20 Robert Bosch Gmbh Injektor mit Piezoaktor
DE102008002003A1 (de) 2008-05-27 2009-12-03 Robert Bosch Gmbh Kraftstoff-Injektor
EP2211046B1 (de) 2008-12-29 2011-03-02 C.R.F. Società Consortile per Azioni Brennstoffeinspritzsystem mit hoher Betriebswiederholbarkeit und -stabilität für einen Verbrennungsmotor
CN103026044B (zh) * 2009-04-30 2015-03-25 罗伯特·博世有限公司 压力控制阀和用于内燃机的燃料喷射装置
DE102009039647A1 (de) * 2009-09-01 2011-03-24 Continental Automotive Gmbh Kraftstoffinjektor und Kraftstoff-Einspritzsystem
EP2383454A1 (de) 2010-04-27 2011-11-02 C.R.F. Società Consortile per Azioni Kraftstoffeinspritzratenmodellierung in einem Verbrennungsmotor
EP2405121B1 (de) 2010-07-07 2013-10-09 C.R.F. Società Consortile per Azioni Einspritzanlage für einen Verbrennungsmotor
CN103850849A (zh) * 2012-12-05 2014-06-11 万国引擎知识产权有限责任公司 二通针控阀
FR3032240B1 (fr) * 2015-02-02 2017-01-13 Delphi Int Operations Luxembourg Sarl Vanne de commande pour injecteur de carburant
GB2559174B (en) 2017-01-30 2020-04-08 Delphi Tech Ip Ltd Control valve assembly and method of manufacturing thereof
JP6972786B2 (ja) * 2017-08-31 2021-11-24 株式会社デンソー 燃料噴射装置

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3781060B2 (ja) 1995-11-22 2006-05-31 株式会社デンソー 燃料噴射装置
DE29708369U1 (de) * 1997-05-09 1997-07-10 FEV Motorentechnik GmbH & Co. KG, 52078 Aachen Steuerbares Einspritzventil für die Kraftstoffeinspritzung an Brennkraftmaschinen
DE19939452C2 (de) * 1999-08-20 2003-04-17 Bosch Gmbh Robert Vorrichtung zur Einspritzung von Kraftstoff
JP3991526B2 (ja) * 1999-09-14 2007-10-17 株式会社デンソー ピエゾインジェクタおよびピエゾインジェクタの噴射量調整方法
DE19946827C1 (de) * 1999-09-30 2001-06-21 Bosch Gmbh Robert Ventil zum Steuern von Flüssigkeiten
US6313568B1 (en) * 1999-12-01 2001-11-06 Cummins Inc. Piezoelectric actuator and valve assembly with thermal expansion compensation
DE10025497A1 (de) * 2000-05-23 2001-11-29 Bosch Gmbh Robert Kraftstoffeinspritzventil
FR2819021B1 (fr) * 2000-12-28 2005-03-04 Denso Corp Soupape de commande hydraulique et injecteur de carburant utilisant une telle soupape
JP2002227747A (ja) * 2001-01-31 2002-08-14 Denso Corp 制御弁およびそれを備えた燃料噴射弁
DE10112147A1 (de) * 2001-03-14 2002-09-19 Bosch Gmbh Robert Ventil zum Steuern von Flüssigkeiten
JP3897158B2 (ja) * 2002-03-07 2007-03-22 株式会社日本自動車部品総合研究所 燃料噴射装置

Also Published As

Publication number Publication date
US7469843B2 (en) 2008-12-30
JP2006017103A (ja) 2006-01-19
DE602004002686T8 (de) 2008-01-03
EP1612398A1 (de) 2006-01-04
DE602004002686T2 (de) 2007-08-16
ATE341708T1 (de) 2006-10-15
EP1612398B1 (de) 2006-10-04
US20060000930A1 (en) 2006-01-05
ES2273197T3 (es) 2007-05-01
JP4358776B2 (ja) 2009-11-04

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Legal Events

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