FR2891024B1 - FUEL INJECTOR - Google Patents

FUEL INJECTOR

Info

Publication number
FR2891024B1
FR2891024B1 FR0509551A FR0509551A FR2891024B1 FR 2891024 B1 FR2891024 B1 FR 2891024B1 FR 0509551 A FR0509551 A FR 0509551A FR 0509551 A FR0509551 A FR 0509551A FR 2891024 B1 FR2891024 B1 FR 2891024B1
Authority
FR
France
Prior art keywords
fuel injector
injector
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.)
Expired - Fee Related
Application number
FR0509551A
Other languages
French (fr)
Other versions
FR2891024A1 (en
Inventor
Sylvain Savy
Gregory Musq
Philippe Saillour
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 FR0509551A priority Critical patent/FR2891024B1/en
Publication of FR2891024A1 publication Critical patent/FR2891024A1/en
Application granted granted Critical
Publication of FR2891024B1 publication Critical patent/FR2891024B1/en
Expired - Fee Related 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
    • F02M45/00—Fuel-injection apparatus characterised by having a cyclic delivery of specific time/pressure or time/quantity relationship
    • F02M45/02—Fuel-injection apparatus characterised by having a cyclic delivery of specific time/pressure or time/quantity relationship with each cyclic delivery being separated into two or more parts
    • F02M45/04—Fuel-injection apparatus characterised by having a cyclic delivery of specific time/pressure or time/quantity relationship with each cyclic delivery being separated into two or more parts with a small initial part, e.g. initial part for partial load and initial and main part for full load
    • F02M45/08—Injectors peculiar thereto
    • F02M45/086—Having more than one injection-valve controlling discharge orifices
    • 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
    • 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
    • F02M61/18—Injection nozzles, e.g. having valve seats; Details of valve member seated ends, not otherwise provided for
    • F02M61/1806—Injection nozzles, e.g. having valve seats; Details of valve member seated ends, not otherwise provided for characterised by the arrangement of discharge orifices, e.g. orientation or size
    • F02M61/182—Discharge orifices being situated in different transversal planes with respect to valve member direction of movement

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Fuel-Injection Apparatus (AREA)
FR0509551A 2005-09-19 2005-09-19 FUEL INJECTOR Expired - Fee Related FR2891024B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR0509551A FR2891024B1 (en) 2005-09-19 2005-09-19 FUEL INJECTOR

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR0509551A FR2891024B1 (en) 2005-09-19 2005-09-19 FUEL INJECTOR

Publications (2)

Publication Number Publication Date
FR2891024A1 FR2891024A1 (en) 2007-03-23
FR2891024B1 true FR2891024B1 (en) 2007-10-26

Family

ID=35997012

Family Applications (1)

Application Number Title Priority Date Filing Date
FR0509551A Expired - Fee Related FR2891024B1 (en) 2005-09-19 2005-09-19 FUEL INJECTOR

Country Status (1)

Country Link
FR (1) FR2891024B1 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DK179281B1 (en) * 2016-12-13 2018-04-03 Man Diesel & Turbo Filial Af Man Diesel & Turbo Se Tyskland Nozzle for fuel valve for injecting fuel into the cylinders of a large turbocharged two-stroke compression-ignited internal combustion engine

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH08193560A (en) * 1994-11-15 1996-07-30 Zexel Corp Variable nozzle hole type fuel injection nozzle
US5899389A (en) * 1997-06-02 1999-05-04 Cummins Engine Company, Inc. Two stage fuel injector nozzle assembly
US6978760B2 (en) * 2002-09-25 2005-12-27 Caterpillar Inc Mixed mode fuel injector and injection system
FR2857702B1 (en) * 2003-07-16 2005-09-09 Renault Sa FUEL INJECTOR FOR CONTROLLABLE FLOW ENGINE
DE10344942B4 (en) * 2003-09-27 2017-12-21 Robert Bosch Gmbh Fuel injection device for an internal combustion engine

Also Published As

Publication number Publication date
FR2891024A1 (en) 2007-03-23

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Legal Events

Date Code Title Description
ST Notification of lapse

Effective date: 20140530