FR2936024B1 - Dispositif d'injection de fluide. - Google Patents

Dispositif d'injection de fluide.

Info

Publication number
FR2936024B1
FR2936024B1 FR0856217A FR0856217A FR2936024B1 FR 2936024 B1 FR2936024 B1 FR 2936024B1 FR 0856217 A FR0856217 A FR 0856217A FR 0856217 A FR0856217 A FR 0856217A FR 2936024 B1 FR2936024 B1 FR 2936024B1
Authority
FR
France
Prior art keywords
injection device
fluid injection
fluid
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 - Fee Related
Application number
FR0856217A
Other languages
English (en)
Other versions
FR2936024A1 (fr
Inventor
Andre Agneray
Nadim Malek
Laurent Levin
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.)
Renault SAS
Original Assignee
Renault SAS
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 SAS filed Critical Renault SAS
Priority to FR0856217A priority Critical patent/FR2936024B1/fr
Priority to PCT/FR2009/051524 priority patent/WO2010031935A1/fr
Publication of FR2936024A1 publication Critical patent/FR2936024A1/fr
Application granted granted Critical
Publication of FR2936024B1 publication Critical patent/FR2936024B1/fr
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02MSUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
    • F02M69/00Low-pressure fuel-injection apparatus ; Apparatus with both continuous and intermittent injection; Apparatus injecting different types of fuel
    • F02M69/04Injectors peculiar thereto
    • F02M69/041Injectors peculiar thereto having vibrating means for atomizing the fuel, e.g. with sonic or ultrasonic vibrations
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02MSUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
    • F02M51/00Fuel-injection apparatus characterised by being operated electrically
    • F02M51/06Injectors peculiar thereto with means directly operating the valve needle
    • F02M51/0603Injectors peculiar thereto with means directly operating the valve needle using piezoelectric or magnetostrictive operating means
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02MSUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
    • F02M2200/00Details of fuel-injection apparatus, not otherwise provided for
    • F02M2200/02Fuel-injection apparatus having means for reducing wear
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02MSUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
    • F02M2200/00Details of fuel-injection apparatus, not otherwise provided for
    • F02M2200/30Fuel-injection apparatus having mechanical parts, the movement of which is damped
    • F02M2200/304Fuel-injection apparatus having mechanical parts, the movement of which is damped using hydraulic means
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02MSUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
    • F02M2200/00Details of fuel-injection apparatus, not otherwise provided for
    • F02M2200/70Linkage between actuator and actuated element, e.g. between piezoelectric actuator and needle valve or pump plunger
    • F02M2200/703Linkage between actuator and actuated element, e.g. between piezoelectric actuator and needle valve or pump plunger hydraulic
    • F02M2200/705Linkage between actuator and actuated element, e.g. between piezoelectric actuator and needle valve or pump plunger hydraulic with means for filling or emptying hydraulic chamber, e.g. 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)
FR0856217A 2008-09-16 2008-09-16 Dispositif d'injection de fluide. Expired - Fee Related FR2936024B1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
FR0856217A FR2936024B1 (fr) 2008-09-16 2008-09-16 Dispositif d'injection de fluide.
PCT/FR2009/051524 WO2010031935A1 (fr) 2008-09-16 2009-07-29 Dispositif d'injection de fluide

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR0856217A FR2936024B1 (fr) 2008-09-16 2008-09-16 Dispositif d'injection de fluide.

Publications (2)

Publication Number Publication Date
FR2936024A1 FR2936024A1 (fr) 2010-03-19
FR2936024B1 true FR2936024B1 (fr) 2014-08-08

Family

ID=40592072

Family Applications (1)

Application Number Title Priority Date Filing Date
FR0856217A Expired - Fee Related FR2936024B1 (fr) 2008-09-16 2008-09-16 Dispositif d'injection de fluide.

Country Status (2)

Country Link
FR (1) FR2936024B1 (fr)
WO (1) WO2010031935A1 (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2978301B1 (fr) 2011-07-18 2013-08-02 Renault Sa Procede d'assemblage d'un transducteur ultrasonore et transducteur obtenu par le procede

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2058209B (en) * 1979-09-11 1983-04-27 Plessey Co Ltd Method of producing a fuel injector for an engine
US4496101A (en) * 1982-06-11 1985-01-29 Eaton Corporation Ultrasonic metering device and housing assembly
JPH0651141B2 (ja) * 1989-09-04 1994-07-06 株式会社日立製作所 超音波振動式燃料噴射弁
FR2854664B1 (fr) * 2003-05-09 2006-06-30 Renault Sa Dispositif d'injection de fluide
US7178554B2 (en) * 2005-05-27 2007-02-20 Kimberly-Clark Worldwide, Inc. Ultrasonically controlled valve
FR2888889B1 (fr) 2005-07-20 2007-08-31 Renault Sas Dispositif d'injection de carburant pour moteur a combustion interne
FR2895031B1 (fr) * 2005-12-19 2011-06-03 Renault Sas Injecteur de carburant pour moteur a combustion interne

Also Published As

Publication number Publication date
FR2936024A1 (fr) 2010-03-19
WO2010031935A1 (fr) 2010-03-25

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