EP1382838A2 - Injecteur de carburant - Google Patents

Injecteur de carburant Download PDF

Info

Publication number
EP1382838A2
EP1382838A2 EP03012488A EP03012488A EP1382838A2 EP 1382838 A2 EP1382838 A2 EP 1382838A2 EP 03012488 A EP03012488 A EP 03012488A EP 03012488 A EP03012488 A EP 03012488A EP 1382838 A2 EP1382838 A2 EP 1382838A2
Authority
EP
European Patent Office
Prior art keywords
actuator
piston
fuel injection
injection valve
fuel
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.)
Granted
Application number
EP03012488A
Other languages
German (de)
English (en)
Other versions
EP1382838A3 (fr
EP1382838B1 (fr
Inventor
Walter Maeurer
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.)
Robert Bosch GmbH
Original Assignee
Robert Bosch GmbH
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 Robert Bosch GmbH filed Critical Robert Bosch GmbH
Publication of EP1382838A2 publication Critical patent/EP1382838A2/fr
Publication of EP1382838A3 publication Critical patent/EP1382838A3/fr
Application granted granted Critical
Publication of EP1382838B1 publication Critical patent/EP1382838B1/fr
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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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
    • F02M61/00—Fuel-injectors not provided for in groups F02M39/00 - F02M57/00 or F02M67/00
    • F02M61/04—Fuel-injectors not provided for in groups F02M39/00 - F02M57/00 or F02M67/00 having valves, e.g. having a plurality of valves in series
    • F02M61/08—Fuel-injectors not provided for in groups F02M39/00 - F02M57/00 or F02M67/00 having valves, e.g. having a plurality of valves in series the valves opening in direction of fuel flow
    • 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
    • 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
    • F02M61/00—Fuel-injectors not provided for in groups F02M39/00 - F02M57/00 or F02M67/00
    • F02M61/16—Details not provided for in, or of interest apart from, the apparatus of groups F02M61/02 - F02M61/14
    • F02M61/167—Means for compensating clearance or thermal expansion

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Fuel-Injection Apparatus (AREA)
EP03012488.7A 2002-07-16 2003-06-02 Injecteur de carburant Expired - Lifetime EP1382838B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE2002132193 DE10232193A1 (de) 2002-07-16 2002-07-16 Brennstoffeinspritzventil
DE10232193 2002-07-16

Publications (3)

Publication Number Publication Date
EP1382838A2 true EP1382838A2 (fr) 2004-01-21
EP1382838A3 EP1382838A3 (fr) 2004-04-21
EP1382838B1 EP1382838B1 (fr) 2017-08-16

Family

ID=29761999

Family Applications (1)

Application Number Title Priority Date Filing Date
EP03012488.7A Expired - Lifetime EP1382838B1 (fr) 2002-07-16 2003-06-02 Injecteur de carburant

Country Status (3)

Country Link
EP (1) EP1382838B1 (fr)
JP (1) JP2004052767A (fr)
DE (1) DE10232193A1 (fr)

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2005068821A1 (fr) * 2004-01-16 2005-07-28 Robert Bosch Gmbh Injecteur de carburant dote d'un element de soupape d'injection a commande directe
WO2005068820A1 (fr) * 2004-01-16 2005-07-28 Robert Bosch Gmbh Injecteur de carburant a commande de pointeau directe
WO2005111407A1 (fr) * 2004-05-14 2005-11-24 Siemens Aktiengesellschaft Ensemble buse et soupape d'injection
WO2006003048A1 (fr) 2004-07-01 2006-01-12 Robert Bosch Gmbh Injecteur 'common rail'
WO2006092344A1 (fr) * 2005-03-01 2006-09-08 Robert Bosch Gmbh Injecteur de carburant comprenant un element de soupape d'injection a commande directe qui presente un double siege
FR2889257A1 (fr) * 2005-08-01 2007-02-02 Renault Sas Dispositif d'injection de carburant et procede de commande d'un tel dispositif
WO2007124971A1 (fr) * 2006-04-26 2007-11-08 Robert Bosch Gmbh Injecteur

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9897058B2 (en) 2009-07-29 2018-02-20 Delphi International Operations S.A.R.L. Fuel injector
ATE552420T1 (de) 2009-07-29 2012-04-15 Delphi Tech Holding Sarl Kraftstoffeinspritzdüse
CN102213165B (zh) * 2010-04-08 2013-02-13 北京亚新科天纬油泵油嘴股份有限公司 高压共轨电控喷油器
JP5462143B2 (ja) * 2010-12-09 2014-04-02 株式会社日本自動車部品総合研究所 燃料噴射弁
JP5839228B2 (ja) * 2011-11-21 2016-01-06 株式会社デンソー 燃料噴射弁

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4306072A1 (de) 1993-02-26 1994-09-08 Siemens Ag Vorrichtung zum Öffnen und Verschließen einer in einem Gehäuse vorhandenen Durchtrittsöffnung

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3332808A1 (de) * 1983-09-12 1985-03-28 Robert Bosch Gmbh, 7000 Stuttgart Kraftstoff-einspritzduese fuer brennkraftmaschinen
JP3736578B2 (ja) * 1996-01-19 2006-01-18 株式会社デンソー 燃料噴射ノズル
DE19642441A1 (de) * 1996-10-15 1998-04-16 Bosch Gmbh Robert Verfahren zum Betätigen eines Kraftstoffeinspritzventils für Brennkraftmaschinen
GB2339451A (en) * 1998-07-10 2000-01-26 Lucas Ind Plc A fuel injector with control chamber and a damped needle valve
DE19946828C1 (de) * 1999-09-30 2001-07-12 Bosch Gmbh Robert Ventil zum Steuern von Flüssigkeiten
GB9925803D0 (en) * 1999-11-02 1999-12-29 Lucas Industries Ltd Damping device
DE19962177A1 (de) * 1999-12-22 2001-07-12 Siemens Ag Hydraulische Vorrichtung zum Übertragen einer Aktorbewegung
DE10121891A1 (de) * 2001-05-05 2002-11-07 Bosch Gmbh Robert Kraftstoffeinspritzventil für Brennkraftmaschinen
DE10155229B4 (de) * 2001-11-09 2004-07-15 Robert Bosch Gmbh Ventil zum Steuern von Flüssigkeiten

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4306072A1 (de) 1993-02-26 1994-09-08 Siemens Ag Vorrichtung zum Öffnen und Verschließen einer in einem Gehäuse vorhandenen Durchtrittsöffnung

Cited By (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2005068821A1 (fr) * 2004-01-16 2005-07-28 Robert Bosch Gmbh Injecteur de carburant dote d'un element de soupape d'injection a commande directe
WO2005068820A1 (fr) * 2004-01-16 2005-07-28 Robert Bosch Gmbh Injecteur de carburant a commande de pointeau directe
WO2005111407A1 (fr) * 2004-05-14 2005-11-24 Siemens Aktiengesellschaft Ensemble buse et soupape d'injection
US7934669B2 (en) 2004-05-14 2011-05-03 Continental Automotive Gmbh Nozzle assembly and injection valve
WO2006003048A1 (fr) 2004-07-01 2006-01-12 Robert Bosch Gmbh Injecteur 'common rail'
US7418949B2 (en) 2004-07-01 2008-09-02 Robert Bosch Gmbh Common rail injector
WO2006092344A1 (fr) * 2005-03-01 2006-09-08 Robert Bosch Gmbh Injecteur de carburant comprenant un element de soupape d'injection a commande directe qui presente un double siege
FR2889257A1 (fr) * 2005-08-01 2007-02-02 Renault Sas Dispositif d'injection de carburant et procede de commande d'un tel dispositif
WO2007015022A1 (fr) * 2005-08-01 2007-02-08 Renault S.A.S Dispositif d'injection de carburant et procede de commande d'un tel dispositif
US7784708B2 (en) 2005-08-01 2010-08-31 Renault S.A.S. Fuel injecting device and method for controlling said device
CN101233313B (zh) * 2005-08-01 2011-02-16 雷诺股份公司 燃料喷射装置以及用于控制所述装置的方法
WO2007124971A1 (fr) * 2006-04-26 2007-11-08 Robert Bosch Gmbh Injecteur

Also Published As

Publication number Publication date
EP1382838A3 (fr) 2004-04-21
JP2004052767A (ja) 2004-02-19
EP1382838B1 (fr) 2017-08-16
DE10232193A1 (de) 2004-02-05

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