EP1079096A3 - Dispositif d'injection de combustible - Google Patents

Dispositif d'injection de combustible Download PDF

Info

Publication number
EP1079096A3
EP1079096A3 EP00307119A EP00307119A EP1079096A3 EP 1079096 A3 EP1079096 A3 EP 1079096A3 EP 00307119 A EP00307119 A EP 00307119A EP 00307119 A EP00307119 A EP 00307119A EP 1079096 A3 EP1079096 A3 EP 1079096A3
Authority
EP
European Patent Office
Prior art keywords
fuel
fuel injector
seating
control
injector arrangement
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
EP00307119A
Other languages
German (de)
English (en)
Other versions
EP1079096B1 (fr
EP1079096A2 (fr
Inventor
James Martin Anderton Askew
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
Publication of EP1079096A2 publication Critical patent/EP1079096A2/fr
Publication of EP1079096A3 publication Critical patent/EP1079096A3/fr
Application granted granted Critical
Publication of EP1079096B1 publication Critical patent/EP1079096B1/fr
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • F02M63/00—Other fuel-injection apparatus having pertinent characteristics not provided for in groups F02M39/00 - F02M57/00 or F02M67/00; Details, component parts, or accessories of fuel-injection apparatus, not provided for in, or of interest apart from, the apparatus of groups F02M39/00 - F02M61/00 or F02M67/00; Combination of fuel pump with other devices, e.g. lubricating oil pump
    • F02M63/0003—Fuel-injection apparatus having a cyclically-operated valve for connecting a pressure source, e.g. constant pressure pump or accumulator, to an injection valve held closed mechanically, e.g. by springs, and automatically opened by fuel pressure
    • F02M63/0005—Fuel-injection apparatus having a cyclically-operated valve for connecting a pressure source, e.g. constant pressure pump or accumulator, to an injection valve held closed mechanically, e.g. by springs, and automatically opened by fuel pressure using valves actuated by fluid 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
    • F02M63/00—Other fuel-injection apparatus having pertinent characteristics not provided for in groups F02M39/00 - F02M57/00 or F02M67/00; Details, component parts, or accessories of fuel-injection apparatus, not provided for in, or of interest apart from, the apparatus of groups F02M39/00 - F02M61/00 or F02M67/00; Combination of fuel pump with other devices, e.g. lubricating oil pump
    • F02M63/0003—Fuel-injection apparatus having a cyclically-operated valve for connecting a pressure source, e.g. constant pressure pump or accumulator, to an injection valve held closed mechanically, e.g. by springs, and automatically opened by fuel pressure
    • F02M63/0007—Fuel-injection apparatus having a cyclically-operated valve for connecting a pressure source, e.g. constant pressure pump or accumulator, to an injection valve held closed mechanically, e.g. by springs, and automatically opened by fuel pressure using electrically actuated valves

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Fuel-Injection Apparatus (AREA)
EP20000307119 1999-08-21 2000-08-21 Dispositif d'injection de combustible Expired - Lifetime EP1079096B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GBGB9919785.7A GB9919785D0 (en) 1999-08-21 1999-08-21 Fuel injector arrangement
GB9919785 1999-08-21

Publications (3)

Publication Number Publication Date
EP1079096A2 EP1079096A2 (fr) 2001-02-28
EP1079096A3 true EP1079096A3 (fr) 2003-04-09
EP1079096B1 EP1079096B1 (fr) 2004-05-12

Family

ID=10859544

Family Applications (1)

Application Number Title Priority Date Filing Date
EP20000307119 Expired - Lifetime EP1079096B1 (fr) 1999-08-21 2000-08-21 Dispositif d'injection de combustible

Country Status (3)

Country Link
EP (1) EP1079096B1 (fr)
DE (1) DE60010597T2 (fr)
GB (1) GB9919785D0 (fr)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB9905896D0 (en) * 1999-03-16 1999-05-05 Lucas Ind Plc Fuel injector arrangement
DE10122246A1 (de) * 2001-05-08 2002-11-21 Bosch Gmbh Robert Injektor zum Einspritzen von Kraftstoff mit in Reihe geschalteten Steuerventilgliedern
DE10218219A1 (de) * 2002-04-24 2003-11-06 Bosch Gmbh Robert Kraftstoffeinspritzeinrichtung für Brennkraftmaschinen
US7278593B2 (en) 2002-09-25 2007-10-09 Caterpillar Inc. Common rail fuel injector

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5263645A (en) * 1991-11-01 1993-11-23 Paul Marius A Fuel injector system
DE19706467C1 (de) * 1997-02-19 1998-03-26 Daimler Benz Ag Speichereinspritzsystem für eine mehrzylindrige Brennkraftmaschine

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5263645A (en) * 1991-11-01 1993-11-23 Paul Marius A Fuel injector system
DE19706467C1 (de) * 1997-02-19 1998-03-26 Daimler Benz Ag Speichereinspritzsystem für eine mehrzylindrige Brennkraftmaschine

Also Published As

Publication number Publication date
DE60010597T2 (de) 2005-05-25
EP1079096B1 (fr) 2004-05-12
DE60010597D1 (de) 2004-06-17
EP1079096A2 (fr) 2001-02-28
GB9919785D0 (en) 1999-10-27

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