DE50201793D1 - Leckagereduzierter druckgesteuerter kraftstoffinjektor - Google Patents

Leckagereduzierter druckgesteuerter kraftstoffinjektor

Info

Publication number
DE50201793D1
DE50201793D1 DE50201793T DE50201793T DE50201793D1 DE 50201793 D1 DE50201793 D1 DE 50201793D1 DE 50201793 T DE50201793 T DE 50201793T DE 50201793 T DE50201793 T DE 50201793T DE 50201793 D1 DE50201793 D1 DE 50201793D1
Authority
DE
Germany
Prior art keywords
leakage
reduced pressure
fuel injector
controlled fuel
controlled
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 - Lifetime
Application number
DE50201793T
Other languages
English (en)
Inventor
Friedrich Boecking
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.)
Robert Bosch GmbH
Original Assignee
Robert Bosch GmbH
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 Robert Bosch GmbH filed Critical Robert Bosch GmbH
Priority to DE50201793T priority Critical patent/DE50201793D1/de
Application granted granted Critical
Publication of DE50201793D1 publication Critical patent/DE50201793D1/de
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
    • 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
    • F02M63/0012—Valves
    • F02M63/0014—Valves characterised by the valve actuating means
    • F02M63/0028—Valves characterised by the valve actuating means hydraulic
    • F02M63/0029—Valves characterised by the valve actuating means hydraulic using a pilot valve controlling a hydraulic chamber
    • 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)
DE50201793T 2001-05-08 2002-04-26 Leckagereduzierter druckgesteuerter kraftstoffinjektor Expired - Lifetime DE50201793D1 (de)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DE50201793T DE50201793D1 (de) 2001-05-08 2002-04-26 Leckagereduzierter druckgesteuerter kraftstoffinjektor

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE10122245A DE10122245A1 (de) 2001-05-08 2001-05-08 Leckagereduzierter druckgesteuerter Kraftstoffinjektor
DE50201793T DE50201793D1 (de) 2001-05-08 2002-04-26 Leckagereduzierter druckgesteuerter kraftstoffinjektor
PCT/DE2002/001541 WO2002090759A1 (de) 2001-05-08 2002-04-26 Leckagereduzierter druckgesteuerter kraftstoffinjektor

Publications (1)

Publication Number Publication Date
DE50201793D1 true DE50201793D1 (de) 2005-01-20

Family

ID=7683970

Family Applications (2)

Application Number Title Priority Date Filing Date
DE10122245A Ceased DE10122245A1 (de) 2001-05-08 2001-05-08 Leckagereduzierter druckgesteuerter Kraftstoffinjektor
DE50201793T Expired - Lifetime DE50201793D1 (de) 2001-05-08 2002-04-26 Leckagereduzierter druckgesteuerter kraftstoffinjektor

Family Applications Before (1)

Application Number Title Priority Date Filing Date
DE10122245A Ceased DE10122245A1 (de) 2001-05-08 2001-05-08 Leckagereduzierter druckgesteuerter Kraftstoffinjektor

Country Status (5)

Country Link
US (1) US20040011889A1 (de)
EP (1) EP1387946B1 (de)
JP (1) JP2004519602A (de)
DE (2) DE10122245A1 (de)
WO (1) WO2002090759A1 (de)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7650779B2 (en) * 2007-06-05 2010-01-26 Caterpillar Inc. Method and apparatus for determining correct installation for gear-driven fuel pump on a fuel injected IC engine
JP4670878B2 (ja) * 2008-03-07 2011-04-13 株式会社デンソー 制御弁およびインジェクタ
US9212639B2 (en) * 2012-11-02 2015-12-15 Caterpillar Inc. Debris robust fuel injector with co-axial control valve members and fuel system using same

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DD102772A1 (de) * 1973-01-08 1973-12-20
EP0262539B1 (de) * 1986-09-25 1991-01-09 Ganser-Hydromag Kraftstoffeinspritzventil
IT1261149B (it) * 1993-12-30 1996-05-09 Elasis Sistema Ricerca Fiat Valvola di dosaggio per il comando dell'otturatore di un iniettore di combustibile
DE19701879A1 (de) * 1997-01-21 1998-07-23 Bosch Gmbh Robert Kraftstoffeinspritzeinrichtung für Brennkraftmaschinen
DE19715234A1 (de) * 1997-04-12 1998-06-25 Daimler Benz Ag Magnetventilgesteuertes direkteinspritzendes Kraftstoffeinspritzventil für Speichereinspritzsysteme von mehrzylindrigen Brennkraftmaschinen
DE19742073A1 (de) * 1997-09-24 1999-03-25 Bosch Gmbh Robert Kraftstoffeinspritzvorrichtung für Brennkraftmaschinen
DE59908941D1 (de) * 1998-05-28 2004-04-29 Siemens Ag Kraftstoffeinspritzventil für brennkraftmaschinen
DE19936668A1 (de) * 1999-08-04 2001-02-22 Bosch Gmbh Robert Common-Rail-Injektor
DE19939450A1 (de) * 1999-08-20 2001-03-01 Bosch Gmbh Robert Kraftstoffeinspritzvorrichtung für Brennkraftmaschinen
DE19939424A1 (de) * 1999-08-20 2001-03-08 Bosch Gmbh Robert Kraftstoffeinspritzsystem für eine Brennkraftmaschine
DE19946841A1 (de) * 1999-09-30 2001-05-03 Bosch Gmbh Robert Ventil zum Steuern von Flüssigkeiten
DE10029297A1 (de) * 2000-06-14 2001-10-18 Bosch Gmbh Robert Ventil zum Steuern von Flüssigkeiten
DE10100390A1 (de) * 2001-01-05 2002-07-25 Bosch Gmbh Robert Einspritzventil
ITTO20010814A1 (it) * 2001-08-14 2003-02-14 Fiat Ricerche Iniettore di combustibile per un motore endotermico e relativo metododi fabbricazione.

Also Published As

Publication number Publication date
WO2002090759A1 (de) 2002-11-14
US20040011889A1 (en) 2004-01-22
EP1387946B1 (de) 2004-12-15
EP1387946A1 (de) 2004-02-11
JP2004519602A (ja) 2004-07-02
DE10122245A1 (de) 2002-12-12

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition