ATE471452T1 - Vorrichtung zum halten einer kraftstoffeinspritznadel und zugehöriges kraftstoffeinspritzventil - Google Patents

Vorrichtung zum halten einer kraftstoffeinspritznadel und zugehöriges kraftstoffeinspritzventil

Info

Publication number
ATE471452T1
ATE471452T1 AT07823858T AT07823858T ATE471452T1 AT E471452 T1 ATE471452 T1 AT E471452T1 AT 07823858 T AT07823858 T AT 07823858T AT 07823858 T AT07823858 T AT 07823858T AT E471452 T1 ATE471452 T1 AT E471452T1
Authority
AT
Austria
Prior art keywords
fuel injection
holding
needle
injection valve
injection needle
Prior art date
Application number
AT07823858T
Other languages
English (en)
Inventor
Nadim Malek
Andre Agneray
Laurent Levin
Original Assignee
Renault Sa
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 Renault Sa filed Critical Renault Sa
Application granted granted Critical
Publication of ATE471452T1 publication Critical patent/ATE471452T1/de

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
    • 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
    • F02M61/04—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
    • F02M61/10—Other injectors with elongated valve bodies, i.e. of needle-valve type
    • 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
    • F02M69/00—Low-pressure fuel-injection apparatus ; Apparatus with both continuous and intermittent injection; Apparatus injecting different types of fuel
    • F02M69/04—Injectors peculiar thereto
    • F02M69/041—Injectors peculiar thereto having vibrating means for atomizing the fuel, e.g. with sonic or ultrasonic vibrations
    • 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
    • F02M2200/701—Linkage between actuator and actuated element, e.g. between piezoelectric actuator and needle valve or pump plunger mechanical

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Fuel-Injection Apparatus (AREA)
AT07823858T 2006-10-09 2007-09-26 Vorrichtung zum halten einer kraftstoffeinspritznadel und zugehöriges kraftstoffeinspritzventil ATE471452T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR0654168A FR2906848B1 (fr) 2006-10-09 2006-10-09 Dispositif de maintien d'une aiguille d'un injecteur de carburant, et injecteur de carburant associe
PCT/FR2007/052013 WO2008043929A2 (fr) 2006-10-09 2007-09-26 Dispositif de maintien d'une aiguille d'un injecteur de carburant, et injecteur de carburant associe

Publications (1)

Publication Number Publication Date
ATE471452T1 true ATE471452T1 (de) 2010-07-15

Family

ID=38093163

Family Applications (1)

Application Number Title Priority Date Filing Date
AT07823858T ATE471452T1 (de) 2006-10-09 2007-09-26 Vorrichtung zum halten einer kraftstoffeinspritznadel und zugehöriges kraftstoffeinspritzventil

Country Status (5)

Country Link
EP (1) EP2078158B1 (de)
AT (1) ATE471452T1 (de)
DE (1) DE602007007233D1 (de)
FR (1) FR2906848B1 (de)
WO (1) WO2008043929A2 (de)

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2831613B1 (fr) * 2001-10-25 2004-01-23 Renault Dispositif de fixation d'un moyen de rupture d'impedance acoustique sur une tige d'un dispositif d'injection de carburant
FR2857418B1 (fr) * 2003-07-10 2007-04-06 Renault Sa Dispositif d'application de precontrainte a une soupape d'un injecteur de carburant et moyens de rupture d'impedance acoustique de l'injecteur
DE102004057246A1 (de) * 2004-11-26 2006-06-01 Robert Bosch Gmbh Kraftstoffeinspritzdüse
DE102005015732B4 (de) * 2005-04-06 2017-02-09 Robert Bosch Gmbh Kraftstoffinjektor mit hydraulischem Mitnehmer

Also Published As

Publication number Publication date
WO2008043929A3 (fr) 2008-05-29
EP2078158B1 (de) 2010-06-16
DE602007007233D1 (de) 2010-07-29
FR2906848A1 (fr) 2008-04-11
EP2078158A2 (de) 2009-07-15
FR2906848B1 (fr) 2012-04-20
WO2008043929A2 (fr) 2008-04-17

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Legal Events

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