ATE542042T1 - Kraftstoff-injektor mit druckausgeglichenem steuerventil - Google Patents

Kraftstoff-injektor mit druckausgeglichenem steuerventil

Info

Publication number
ATE542042T1
ATE542042T1 AT10162230T AT10162230T ATE542042T1 AT E542042 T1 ATE542042 T1 AT E542042T1 AT 10162230 T AT10162230 T AT 10162230T AT 10162230 T AT10162230 T AT 10162230T AT E542042 T1 ATE542042 T1 AT E542042T1
Authority
AT
Austria
Prior art keywords
control valve
valve element
fuel injector
pressure balanced
balanced control
Prior art date
Application number
AT10162230T
Other languages
German (de)
English (en)
Inventor
Andreas Rau
Original Assignee
Bosch Gmbh Robert
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 Bosch Gmbh Robert filed Critical Bosch Gmbh Robert
Application granted granted Critical
Publication of ATE542042T1 publication Critical patent/ATE542042T1/de

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
    • F02M63/0012—Valves
    • F02M63/0014—Valves characterised by the valve actuating means
    • F02M63/0015—Valves characterised by the valve actuating means electrical, e.g. using solenoid
    • F02M63/0026—Valves characterised by the valve actuating means electrical, e.g. using solenoid using piezoelectric or magnetostrictive actuators
    • 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
    • F02M63/0031—Valves characterized by the type of valves, e.g. special valve member details, valve seat details, valve housing details
    • F02M63/0033—Lift valves, i.e. having a valve member that moves perpendicularly to the plane of the valve seat
    • F02M63/0035—Poppet valves, i.e. having a mushroom-shaped valve member that moves perpendicularly to the plane of the valve seat
    • 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
    • F02M63/0031—Valves characterized by the type of valves, e.g. special valve member details, valve seat details, valve housing details
    • F02M63/0045—Three-way 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)
AT10162230T 2009-07-07 2010-05-07 Kraftstoff-injektor mit druckausgeglichenem steuerventil ATE542042T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE102009027494A DE102009027494A1 (de) 2009-07-07 2009-07-07 Kraftstoff-Injektor mit druckausgeglichenem Steuerventil

Publications (1)

Publication Number Publication Date
ATE542042T1 true ATE542042T1 (de) 2012-02-15

Family

ID=42767939

Family Applications (1)

Application Number Title Priority Date Filing Date
AT10162230T ATE542042T1 (de) 2009-07-07 2010-05-07 Kraftstoff-injektor mit druckausgeglichenem steuerventil

Country Status (3)

Country Link
EP (1) EP2275666B1 (fr)
AT (1) ATE542042T1 (fr)
DE (1) DE102009027494A1 (fr)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102011002955A1 (de) * 2011-01-21 2012-07-26 Robert Bosch Gmbh Brennstoffeinspritzventil
DE102011007106A1 (de) * 2011-04-11 2012-10-11 Robert Bosch Gmbh Brennstoffeinspritzventil
DE102011081643A1 (de) * 2011-06-30 2013-01-03 Robert Bosch Gmbh Kraftstoffinjektor

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102004030445A1 (de) 2004-06-24 2006-01-12 Robert Bosch Gmbh Kraftstoffeinspritzvorrichtung
DE102004046191B3 (de) * 2004-09-23 2006-04-13 Siemens Ag Servoventil und Einspritzventil
DE102004049702B3 (de) * 2004-10-12 2006-03-09 Siemens Ag Servoventil und Einspritzventil
DE102006009070A1 (de) * 2006-02-28 2007-08-30 Robert Bosch Gmbh Brennstoffeinspritzventil
JP4582061B2 (ja) * 2006-07-04 2010-11-17 株式会社デンソー ピエゾインジェクタ及びインジェクタ駆動システム
DE102007047426A1 (de) * 2007-05-15 2008-11-20 Robert Bosch Gmbh Injektor mit Piezoaktor
US20090165749A1 (en) * 2007-12-27 2009-07-02 Caterpillar Inc. Engine and control valve assembly having reduced variability in operation over time
DE102008001330A1 (de) 2008-04-23 2009-10-29 Robert Bosch Gmbh Kraftstoffeinspritzventil für Brennkraftmaschinen

Also Published As

Publication number Publication date
DE102009027494A1 (de) 2011-01-13
EP2275666A1 (fr) 2011-01-19
EP2275666B1 (fr) 2012-01-18

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