ATE518057T1 - Kraftstoffinjektor mit integriertem druckverstärker - Google Patents

Kraftstoffinjektor mit integriertem druckverstärker

Info

Publication number
ATE518057T1
ATE518057T1 AT08101824T AT08101824T ATE518057T1 AT E518057 T1 ATE518057 T1 AT E518057T1 AT 08101824 T AT08101824 T AT 08101824T AT 08101824 T AT08101824 T AT 08101824T AT E518057 T1 ATE518057 T1 AT E518057T1
Authority
AT
Austria
Prior art keywords
valve
fuel injector
chamber
pressure chamber
pressure booster
Prior art date
Application number
AT08101824T
Other languages
English (en)
Inventor
Juergen Frasch
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 ATE518057T1 publication Critical patent/ATE518057T1/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
    • F02M57/00—Fuel-injectors combined or associated with other devices
    • F02M57/02—Injectors structurally combined with fuel-injection pumps
    • F02M57/022—Injectors structurally combined with fuel-injection pumps characterised by the pump drive
    • F02M57/025—Injectors structurally combined with fuel-injection pumps characterised by the pump drive hydraulic, e.g. with pressure amplification
    • 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
    • F02M63/004—Sliding valves, e.g. spool valves, i.e. whereby the closing member has a sliding movement along a seat for opening and closing

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)
AT08101824T 2007-04-13 2008-02-21 Kraftstoffinjektor mit integriertem druckverstärker ATE518057T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE102007018040A DE102007018040A1 (de) 2007-04-13 2007-04-13 Kraftstoffinjektor mit integriertem Druckverstärker

Publications (1)

Publication Number Publication Date
ATE518057T1 true ATE518057T1 (de) 2011-08-15

Family

ID=39643195

Family Applications (1)

Application Number Title Priority Date Filing Date
AT08101824T ATE518057T1 (de) 2007-04-13 2008-02-21 Kraftstoffinjektor mit integriertem druckverstärker

Country Status (3)

Country Link
EP (1) EP1980742B1 (de)
AT (1) ATE518057T1 (de)
DE (1) DE102007018040A1 (de)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102008002474A1 (de) 2008-06-17 2009-12-24 Robert Bosch Gmbh Ventilsitz für Kraftstoffinjektor
DE102011004640A1 (de) * 2011-02-24 2012-08-30 Robert Bosch Gmbh Steuerventil für einen Kraftstoffinjektor sowie Kraftstoffinjektor

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19940300A1 (de) 1999-08-25 2001-03-01 Bosch Gmbh Robert Steuerventil für einen Injektor
DE10315016A1 (de) * 2003-04-02 2004-10-28 Robert Bosch Gmbh Kraftstoffinjektor mit leckagefreiem Servoventil
DE10334771A1 (de) 2003-07-30 2005-02-24 Robert Bosch Gmbh Schaltventil mit Druckausgleich für einen Kraftstoffinjektor mit Druckverstärker
DE10335340A1 (de) 2003-08-01 2005-02-24 Robert Bosch Gmbh Steuerventil für einen Druckübersetzer enthaltenden Kraftstoffinjektor
JP4286770B2 (ja) 2004-12-02 2009-07-01 株式会社日本自動車部品総合研究所 制御弁およびそれを備えた燃料噴射弁

Also Published As

Publication number Publication date
EP1980742A1 (de) 2008-10-15
EP1980742B1 (de) 2011-07-27
DE102007018040A1 (de) 2008-10-16

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