DE50203709D1 - Kraftstoffeinspritzeinrichtung für eine brennkraftmaschine - Google Patents

Kraftstoffeinspritzeinrichtung für eine brennkraftmaschine

Info

Publication number
DE50203709D1
DE50203709D1 DE50203709T DE50203709T DE50203709D1 DE 50203709 D1 DE50203709 D1 DE 50203709D1 DE 50203709 T DE50203709 T DE 50203709T DE 50203709 T DE50203709 T DE 50203709T DE 50203709 D1 DE50203709 D1 DE 50203709D1
Authority
DE
Germany
Prior art keywords
injection valve
control
pressure
chamber
fuel injection
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
DE50203709T
Other languages
English (en)
Inventor
Peter Boehland
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 DE50203709T priority Critical patent/DE50203709D1/de
Application granted granted Critical
Publication of DE50203709D1 publication Critical patent/DE50203709D1/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
    • 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
DE50203709T 2002-02-08 2002-12-05 Kraftstoffeinspritzeinrichtung für eine brennkraftmaschine Expired - Lifetime DE50203709D1 (de)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DE50203709T DE50203709D1 (de) 2002-02-08 2002-12-05 Kraftstoffeinspritzeinrichtung für eine brennkraftmaschine

Applications Claiming Priority (3)

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
DE50203709T DE50203709D1 (de) 2002-02-08 2002-12-05 Kraftstoffeinspritzeinrichtung für eine brennkraftmaschine

Publications (1)

Publication Number Publication Date
DE50203709D1 true DE50203709D1 (de) 2005-08-25

Family

ID=27618432

Family Applications (2)

Application Number Title Priority Date Filing Date
DE10205185A Withdrawn DE10205185A1 (de) 2002-02-08 2002-02-08 Kraftstoffeinspritzeinrichtung für eine Brennkraftmaschine
DE50203709T Expired - Lifetime DE50203709D1 (de) 2002-02-08 2002-12-05 Kraftstoffeinspritzeinrichtung für eine brennkraftmaschine

Family Applications Before (1)

Application Number Title Priority Date Filing Date
DE10205185A Withdrawn DE10205185A1 (de) 2002-02-08 2002-02-08 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
US10982635B2 (en) 2012-05-29 2021-04-20 Delphi Technologies Ip Limited Fuel injector and method for controlling the same
EP2669503A1 (de) * 2012-05-29 2013-12-04 Delphi Technologies Holding S.à.r.l. Kraftstoffeinspritzdüse
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
ATE299993T1 (de) 2005-08-15
JP2005517118A (ja) 2005-06-09
DE10205185A1 (de) 2003-08-21
EP1483498A1 (de) 2004-12-08
US20040169092A1 (en) 2004-09-02
EP1483498B1 (de) 2005-07-20
US6981653B2 (en) 2006-01-03
ES2243786T3 (es) 2005-12-01
WO2003067070A1 (de) 2003-08-14

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Legal Events

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8364 No opposition during term of opposition