EP1555427A3 - Injecteur de carburant - Google Patents

Injecteur de carburant Download PDF

Info

Publication number
EP1555427A3
EP1555427A3 EP05250097A EP05250097A EP1555427A3 EP 1555427 A3 EP1555427 A3 EP 1555427A3 EP 05250097 A EP05250097 A EP 05250097A EP 05250097 A EP05250097 A EP 05250097A EP 1555427 A3 EP1555427 A3 EP 1555427A3
Authority
EP
European Patent Office
Prior art keywords
valve needle
actuator
control
injector
fuel pressure
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
EP05250097A
Other languages
German (de)
English (en)
Other versions
EP1555427A2 (fr
EP1555427B1 (fr
Inventor
Michael P. Cooke
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.)
Delphi Technologies Inc
Original Assignee
Delphi Technologies Inc
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 Delphi Technologies Inc filed Critical Delphi Technologies Inc
Priority to EP20050250097 priority Critical patent/EP1555427B1/fr
Publication of EP1555427A2 publication Critical patent/EP1555427A2/fr
Publication of EP1555427A3 publication Critical patent/EP1555427A3/fr
Application granted granted Critical
Publication of EP1555427B1 publication Critical patent/EP1555427B1/fr
Not-in-force legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • 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
    • F02M61/042—The valves being provided with fuel passages
    • 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
    • F02M2200/00—Details of fuel-injection apparatus, not otherwise provided for
    • F02M2200/30—Fuel-injection apparatus having mechanical parts, the movement of which is damped
    • F02M2200/304—Fuel-injection apparatus having mechanical parts, the movement of which is damped using hydraulic 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
    • F02M2200/00—Details of fuel-injection apparatus, not otherwise provided for
    • F02M2200/30—Fuel-injection apparatus having mechanical parts, the movement of which is damped
    • F02M2200/306—Fuel-injection apparatus having mechanical parts, the movement of which is damped using mechanical 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
    • F02M2200/00—Details of fuel-injection apparatus, not otherwise provided for
    • F02M2200/70—Linkage between actuator and actuated element, e.g. between piezoelectric actuator and needle valve or pump plunger
    • F02M2200/703—Linkage between actuator and actuated element, e.g. between piezoelectric actuator and needle valve or pump plunger hydraulic

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Fuel-Injection Apparatus (AREA)
EP20050250097 2004-01-13 2005-01-11 Injecteur de carburant Not-in-force EP1555427B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
EP20050250097 EP1555427B1 (fr) 2004-01-13 2005-01-11 Injecteur de carburant

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
EP04250133 2004-01-13
EP04250133 2004-01-13
EP20050250097 EP1555427B1 (fr) 2004-01-13 2005-01-11 Injecteur de carburant

Publications (3)

Publication Number Publication Date
EP1555427A2 EP1555427A2 (fr) 2005-07-20
EP1555427A3 true EP1555427A3 (fr) 2005-08-17
EP1555427B1 EP1555427B1 (fr) 2007-10-10

Family

ID=34621574

Family Applications (1)

Application Number Title Priority Date Filing Date
EP20050250097 Not-in-force EP1555427B1 (fr) 2004-01-13 2005-01-11 Injecteur de carburant

Country Status (1)

Country Link
EP (1) EP1555427B1 (fr)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102004037124A1 (de) * 2004-07-30 2006-03-23 Robert Bosch Gmbh Common-Rail-Injektor
DE102005035671B4 (de) * 2005-07-29 2009-06-18 Continental Automotive Gmbh Kraftstoffinjektor für eine Brennkraftmaschine
DE102005036444A1 (de) * 2005-08-03 2007-02-08 Robert Bosch Gmbh Einspritzdüse
DE102006012078A1 (de) * 2005-11-15 2007-05-16 Bosch Gmbh Robert Kraftstoff-Einspritzvorrichtung für eine Brennkraftmaschine mit Kraftstoff-Direkteinspritzung
EP2049788A1 (fr) * 2006-08-09 2009-04-22 Siemens Aktiengesellschaft Dispositif d'injection de combustible pour un moteur à combustion
EP2083158A1 (fr) 2008-01-22 2009-07-29 Delphi Technologies, Inc. Injecteur de carburant à commande piézo-électrique et son procédé de fonctionnement
CN105834054B (zh) * 2016-05-13 2018-02-27 江苏大学 一种压电二相流超声雾化喷头

Citations (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3605703A (en) * 1970-05-22 1971-09-20 Gen Motors Corp Fuel injection
US4803393A (en) * 1986-07-31 1989-02-07 Toyota Jidosha Kabushiki Kaisha Piezoelectric actuator
EP0781917A1 (fr) * 1995-12-26 1997-07-02 General Motors Corporation Dispositif de retenue d'un siège de soupape d'un injecteur de combustible
EP0781916A1 (fr) * 1995-12-26 1997-07-02 General Motors Corporation Guide de soupape embouti d'un injectuer de combustible
EP1111230A2 (fr) * 1999-12-22 2001-06-27 Siemens Aktiengesellschaft Dispositif hydraulique pour transmettre le mouvement d'un actuateur
US6311950B1 (en) * 1999-04-20 2001-11-06 Siemens Aktiengesellschaft Fluid metering device
US6369682B1 (en) * 2000-09-27 2002-04-09 Delphi Technologies, Inc. Multifunctional coil assembly for an injector
DE10162045A1 (de) * 2001-12-17 2003-06-26 Siemens Ag Vorrichtung zum Übersetzen einer Auslenkung eines Aktors, insbesondere für ein Einspritzventil
US20040061005A1 (en) * 2002-09-18 2004-04-01 Denso Corporation Fuel injection device for internal combustion engine
WO2004106724A1 (fr) * 2003-05-27 2004-12-09 Scania Cv Ab (Publ) Injecteur de carburant
EP1491757A1 (fr) * 2003-06-24 2004-12-29 Robert Bosch Gmbh Système d'injection pour moteur à combustion interne

Patent Citations (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3605703A (en) * 1970-05-22 1971-09-20 Gen Motors Corp Fuel injection
US4803393A (en) * 1986-07-31 1989-02-07 Toyota Jidosha Kabushiki Kaisha Piezoelectric actuator
EP0781917A1 (fr) * 1995-12-26 1997-07-02 General Motors Corporation Dispositif de retenue d'un siège de soupape d'un injecteur de combustible
EP0781916A1 (fr) * 1995-12-26 1997-07-02 General Motors Corporation Guide de soupape embouti d'un injectuer de combustible
US6311950B1 (en) * 1999-04-20 2001-11-06 Siemens Aktiengesellschaft Fluid metering device
EP1111230A2 (fr) * 1999-12-22 2001-06-27 Siemens Aktiengesellschaft Dispositif hydraulique pour transmettre le mouvement d'un actuateur
US6369682B1 (en) * 2000-09-27 2002-04-09 Delphi Technologies, Inc. Multifunctional coil assembly for an injector
DE10162045A1 (de) * 2001-12-17 2003-06-26 Siemens Ag Vorrichtung zum Übersetzen einer Auslenkung eines Aktors, insbesondere für ein Einspritzventil
US20040061005A1 (en) * 2002-09-18 2004-04-01 Denso Corporation Fuel injection device for internal combustion engine
WO2004106724A1 (fr) * 2003-05-27 2004-12-09 Scania Cv Ab (Publ) Injecteur de carburant
EP1491757A1 (fr) * 2003-06-24 2004-12-29 Robert Bosch Gmbh Système d'injection pour moteur à combustion interne

Also Published As

Publication number Publication date
EP1555427A2 (fr) 2005-07-20
EP1555427B1 (fr) 2007-10-10

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