FR2471483A1 - Dispositif d'injection de carburant pour un moteur a combustion interne - Google Patents

Dispositif d'injection de carburant pour un moteur a combustion interne Download PDF

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Publication number
FR2471483A1
FR2471483A1 FR7931353A FR7931353A FR2471483A1 FR 2471483 A1 FR2471483 A1 FR 2471483A1 FR 7931353 A FR7931353 A FR 7931353A FR 7931353 A FR7931353 A FR 7931353A FR 2471483 A1 FR2471483 A1 FR 2471483A1
Authority
FR
France
Prior art keywords
injection
pressure
injection device
needle
drawers
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
FR7931353A
Other languages
English (en)
French (fr)
Other versions
FR2471483B1 (https=
Inventor
Jean-Louis Dazzi
Jean-Louis Froment
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 Trucks SAS
Original Assignee
Renault Vehicules Industriels 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 Vehicules Industriels SA filed Critical Renault Vehicules Industriels SA
Priority to FR7931353A priority Critical patent/FR2471483A1/fr
Priority to EP80420143A priority patent/EP0030907A1/fr
Priority to US06/216,333 priority patent/US4462369A/en
Publication of FR2471483A1 publication Critical patent/FR2471483A1/fr
Application granted granted Critical
Publication of FR2471483B1 publication Critical patent/FR2471483B1/fr
Granted 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
    • 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
    • F02M47/025—Hydraulically actuated valves draining the chamber to release the closing pressure
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T137/00—Fluid handling
    • Y10T137/8593—Systems
    • Y10T137/877—With flow control means for branched passages
    • Y10T137/87893—With fluid actuator

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Fuel-Injection Apparatus (AREA)
FR7931353A 1979-12-14 1979-12-14 Dispositif d'injection de carburant pour un moteur a combustion interne Granted FR2471483A1 (fr)

Priority Applications (3)

Application Number Priority Date Filing Date Title
FR7931353A FR2471483A1 (fr) 1979-12-14 1979-12-14 Dispositif d'injection de carburant pour un moteur a combustion interne
EP80420143A EP0030907A1 (fr) 1979-12-14 1980-12-12 Dispositif d'injection de carburant pour un moteur à combustion interne
US06/216,333 US4462369A (en) 1979-12-14 1980-12-15 Fuel injection apparatus designed for an internal-combustion engine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7931353A FR2471483A1 (fr) 1979-12-14 1979-12-14 Dispositif d'injection de carburant pour un moteur a combustion interne

Publications (2)

Publication Number Publication Date
FR2471483A1 true FR2471483A1 (fr) 1981-06-19
FR2471483B1 FR2471483B1 (https=) 1984-12-07

Family

ID=9233032

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7931353A Granted FR2471483A1 (fr) 1979-12-14 1979-12-14 Dispositif d'injection de carburant pour un moteur a combustion interne

Country Status (3)

Country Link
US (1) US4462369A (https=)
EP (1) EP0030907A1 (https=)
FR (1) FR2471483A1 (https=)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2523647A1 (fr) * 1982-03-16 1983-09-23 Renault Vehicules Ind Systeme pour la commande de l'injection sur un moteur diesel
US5152762A (en) * 1990-11-16 1992-10-06 Birtcher Medical Systems, Inc. Current leakage control for electrosurgical generator
US5507260A (en) * 1995-02-27 1996-04-16 Hintzen; Mark N. Fuel management system for internal combustion engines
AT408134B (de) * 1995-06-06 2001-09-25 Avl Verbrennungskraft Messtech Speichereinspritzsystem für dieselbrennkraftmaschinen
EP1612407B1 (en) * 2004-06-30 2006-08-23 C.R.F. Società Consortile per Azioni Fuel pressure regulating system for an internal combustion engine

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2316450A1 (fr) * 1975-07-04 1977-01-28 Maschf Augsburg Nuernberg Ag Dispositif d'injection de carburant pour moteurs a combustion interne
FR2331693A2 (fr) * 1975-11-15 1977-06-10 Maschf Augsburg Nuernberg Ag Dispositif d'injection de carburant pour moteurs a combustion interne

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH443787A (de) * 1965-09-14 1967-09-15 Sulzer Ag Einspritzvorrichtung einer Kolbenbrennkraftmaschine
US3530884A (en) * 1969-03-07 1970-09-29 Fluidic Controls Corp Fluid logic module
US3851635A (en) * 1969-05-14 1974-12-03 F Murtin Electronically controlled fuel-supply system for compression-ignition engine
DE2759187A1 (de) * 1977-12-31 1979-07-12 Bosch Gmbh Robert Kraftstoffeinspritzanlage mit mindestens einem kraftstoffeinspritzventil, insbesondere fuer grossmotoren
US4185779A (en) * 1978-01-16 1980-01-29 The Bendix Corporation Fuel injector

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2316450A1 (fr) * 1975-07-04 1977-01-28 Maschf Augsburg Nuernberg Ag Dispositif d'injection de carburant pour moteurs a combustion interne
FR2331693A2 (fr) * 1975-11-15 1977-06-10 Maschf Augsburg Nuernberg Ag Dispositif d'injection de carburant pour moteurs a combustion interne

Also Published As

Publication number Publication date
FR2471483B1 (https=) 1984-12-07
EP0030907A1 (fr) 1981-06-24
US4462369A (en) 1984-07-31

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