ATE299993T1 - Kraftstoffeinspritzeinrichtung für eine brennkraftmaschine - Google Patents

Kraftstoffeinspritzeinrichtung für eine brennkraftmaschine

Info

Publication number
ATE299993T1
ATE299993T1 AT02792633T AT02792633T ATE299993T1 AT E299993 T1 ATE299993 T1 AT E299993T1 AT 02792633 T AT02792633 T AT 02792633T AT 02792633 T AT02792633 T AT 02792633T AT E299993 T1 ATE299993 T1 AT E299993T1
Authority
AT
Austria
Prior art keywords
injection valve
control
pressure
chamber
fuel injection
Prior art date
Application number
AT02792633T
Other languages
English (en)
Inventor
Peter Boehland
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 ATE299993T1 publication Critical patent/ATE299993T1/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
    • 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
    • F02M57/023—Injectors structurally combined with fuel-injection pumps characterised by the pump drive mechanical
    • 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
    • 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
    • F02M59/00—Pumps specially adapted for fuel-injection and not provided for in groups F02M39/00 -F02M57/00, e.g. rotary cylinder-block type of pumps
    • F02M59/20—Varying fuel delivery in quantity or timing
    • F02M59/36—Varying fuel delivery in quantity or timing by variably-timed valves controlling fuel passages to pumping elements or overflow passages
    • F02M59/366—Valves being actuated electrically
    • 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
    • F02M45/12—Fuel-injection apparatus characterised by having a cyclic delivery of specific time/pressure or time/quantity relationship providing a continuous cyclic delivery with variable pressure

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)
AT02792633T 2002-02-08 2002-12-05 Kraftstoffeinspritzeinrichtung für eine brennkraftmaschine ATE299993T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE10205185A DE10205185A1 (de) 2002-02-08 2002-02-08 Kraftstoffeinspritzeinrichtung für eine Brennkraftmaschine
PCT/DE2002/004455 WO2003067070A1 (de) 2002-02-08 2002-12-05 Kraftstoffeinspritzeinrichtung für eine brennkraftmaschine

Publications (1)

Publication Number Publication Date
ATE299993T1 true ATE299993T1 (de) 2005-08-15

Family

ID=27618432

Family Applications (1)

Application Number Title Priority Date Filing Date
AT02792633T ATE299993T1 (de) 2002-02-08 2002-12-05 Kraftstoffeinspritzeinrichtung für eine brennkraftmaschine

Country Status (7)

Country Link
US (1) US6981653B2 (de)
EP (1) EP1483498B1 (de)
JP (1) JP2005517118A (de)
AT (1) ATE299993T1 (de)
DE (2) DE10205185A1 (de)
ES (1) ES2243786T3 (de)
WO (1) WO2003067070A1 (de)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102005014180A1 (de) * 2005-03-29 2006-10-05 Robert Bosch Gmbh Kraftstoffeinspritzeinrichtung für eine Brennkraftmaschine
US20070163243A1 (en) * 2006-01-17 2007-07-19 Arvin Technologies, Inc. Exhaust system with cam-operated valve assembly and associated method
US7415969B2 (en) 2006-02-28 2008-08-26 Caterpillar Inc. Fuel injector having recessed check top
EP2085604A1 (de) * 2008-02-04 2009-08-05 Robert Bosch GmbH Injektor zum Einspritzen von Kraftstoff
EP2669503A1 (de) * 2012-05-29 2013-12-04 Delphi Technologies Holding S.à.r.l. Kraftstoffeinspritzdüse
US10982635B2 (en) 2012-05-29 2021-04-20 Delphi Technologies Ip Limited Fuel injector and method for controlling the same
DE102013210036A1 (de) 2013-05-29 2014-12-04 Robert Bosch Gmbh Hochdruckpumpe für ein Kraftstoffeinspritzsystem
WO2014210148A1 (en) * 2013-06-26 2014-12-31 Cummins Inc. Fuel injector including features to reduce viscous heating in a control valve and a drain circuit
DE102016220364A1 (de) * 2016-10-18 2018-04-19 Robert Bosch Gmbh Elektromagnetisch betätigbares Einlassventil und Hochdruckpumpe mit Einlassventil
US11933257B2 (en) * 2022-03-18 2024-03-19 Caterpillar Inc. Fuel injector lift control

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5860597A (en) * 1997-03-24 1999-01-19 Cummins Engine Company, Inc. Injection rate shaping nozzle assembly for a fuel injector
DE19732802A1 (de) * 1997-07-30 1999-02-04 Bosch Gmbh Robert Kraftstoffeinspritzvorrichtung für Brennkraftmaschinen
GB9820237D0 (en) 1998-09-18 1998-11-11 Lucas Ind Plc Fuel injector
DE59903599D1 (de) 1998-11-10 2003-01-09 Ganser Hydromag Ag Zuerich Brennstoffeinspritzventil für verbrennungskraftmaschinen
DE19939424A1 (de) * 1999-08-20 2001-03-08 Bosch Gmbh Robert Kraftstoffeinspritzsystem für eine Brennkraftmaschine
DE19946766C2 (de) * 1999-09-29 2001-07-26 Siemens Ag Injektor für eine Brennkraftmaschine mit Direkteinspritzung

Also Published As

Publication number Publication date
WO2003067070A1 (de) 2003-08-14
EP1483498B1 (de) 2005-07-20
DE10205185A1 (de) 2003-08-21
JP2005517118A (ja) 2005-06-09
EP1483498A1 (de) 2004-12-08
ES2243786T3 (es) 2005-12-01
US6981653B2 (en) 2006-01-03
US20040169092A1 (en) 2004-09-02
DE50203709D1 (de) 2005-08-25

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Legal Events

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