DE50010099D1 - Kraftstoffeinspritzeinrichtung - Google Patents

Kraftstoffeinspritzeinrichtung

Info

Publication number
DE50010099D1
DE50010099D1 DE50010099T DE50010099T DE50010099D1 DE 50010099 D1 DE50010099 D1 DE 50010099D1 DE 50010099 T DE50010099 T DE 50010099T DE 50010099 T DE50010099 T DE 50010099T DE 50010099 D1 DE50010099 D1 DE 50010099D1
Authority
DE
Germany
Prior art keywords
fuel injection
injection device
storage chamber
injector
metering valve
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
DE50010099T
Other languages
English (en)
Inventor
Bernd Mahr
Martin Kropp
Hans-Christoph Magel
Wolfgang Otterbach
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 DE50010099T priority Critical patent/DE50010099D1/de
Application granted granted Critical
Publication of DE50010099D1 publication Critical patent/DE50010099D1/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
    • F02M63/06—Use of pressure wave generated by fuel inertia to open injection valves
    • 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
    • F02M55/00—Fuel-injection apparatus characterised by their fuel conduits or their venting means; Arrangements of conduits between fuel tank and pump F02M37/00
    • F02M55/002—Arrangement of leakage or drain conduits in or from injectors
    • 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
    • F02M61/00—Fuel-injectors not provided for in groups F02M39/00 - F02M57/00 or F02M67/00
    • F02M61/04—Fuel-injectors not provided for in groups F02M39/00 - F02M57/00 or F02M67/00 having valves, e.g. having a plurality of valves in series
    • F02M61/08—Fuel-injectors not provided for in groups F02M39/00 - F02M57/00 or F02M67/00 having valves, e.g. having a plurality of valves in series the valves opening in direction of fuel flow
    • 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
    • F02M61/00—Fuel-injectors not provided for in groups F02M39/00 - F02M57/00 or F02M67/00
    • F02M61/16—Details not provided for in, or of interest apart from, the apparatus of groups F02M61/02 - F02M61/14
    • F02M61/20—Closing valves mechanically, e.g. arrangements of springs or weights or permanent magnets; Damping of valve lift
    • F02M61/205—Means specially adapted for varying the spring tension or assisting the spring force to close the injection-valve, e.g. with damping of valve lift
    • 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)
  • Fuel-Injection Apparatus (AREA)
DE50010099T 1999-08-16 2000-08-15 Kraftstoffeinspritzeinrichtung Expired - Lifetime DE50010099D1 (de)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DE50010099T DE50010099D1 (de) 1999-08-16 2000-08-15 Kraftstoffeinspritzeinrichtung

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE19938169A DE19938169A1 (de) 1999-08-16 1999-08-16 Kraftstoffeinspritzeinrichtung
PCT/DE2000/002785 WO2001012982A1 (de) 1999-08-16 2000-08-15 Kraftstoffeinspritzeinrichtung
DE50010099T DE50010099D1 (de) 1999-08-16 2000-08-15 Kraftstoffeinspritzeinrichtung

Publications (1)

Publication Number Publication Date
DE50010099D1 true DE50010099D1 (de) 2005-05-25

Family

ID=7918131

Family Applications (2)

Application Number Title Priority Date Filing Date
DE19938169A Ceased DE19938169A1 (de) 1999-08-16 1999-08-16 Kraftstoffeinspritzeinrichtung
DE50010099T Expired - Lifetime DE50010099D1 (de) 1999-08-16 2000-08-15 Kraftstoffeinspritzeinrichtung

Family Applications Before (1)

Application Number Title Priority Date Filing Date
DE19938169A Ceased DE19938169A1 (de) 1999-08-16 1999-08-16 Kraftstoffeinspritzeinrichtung

Country Status (6)

Country Link
US (1) US6532938B1 (de)
EP (1) EP1121527B1 (de)
JP (1) JP2003507623A (de)
AT (1) ATE293754T1 (de)
DE (2) DE19938169A1 (de)
WO (1) WO2001012982A1 (de)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10033428C2 (de) * 2000-07-10 2002-07-11 Bosch Gmbh Robert Druckgesteuerter Injektor zum Einspritzen von Kraftstoff
DE10054526A1 (de) * 2000-11-03 2002-05-16 Bosch Gmbh Robert Einspritzdüse
DE10114252C2 (de) * 2001-03-22 2003-01-30 Mtu Friedrichshafen Gmbh Verfahren zum Einspritzen von Kraftstoff in die Brennräume einer Brennkraftmaschine, sowie Kraftstoffeinspritzsystem für eine solche
SE525208C2 (sv) * 2003-05-27 2004-12-28 Scania Cv Ab Bränsleinsprutare
DE10355411B3 (de) * 2003-11-27 2005-07-14 Siemens Ag Einspritzanlage und Einspritzverfahren für eine Brennkraftmaschine
DE102004010760A1 (de) * 2004-03-05 2005-09-22 Robert Bosch Gmbh Kraftstoffeinspritzeinrichtung für Brennkraftmaschinen mit Nadelhubdämpfung
US7428893B2 (en) * 2004-11-12 2008-09-30 Caterpillar Inc Electronic flow control valve
DE102006020634B4 (de) * 2006-05-04 2008-12-04 Man Diesel Se Einspritzinjektor für Brennkraftmaschinen
US8443780B2 (en) 2010-06-01 2013-05-21 Caterpillar Inc. Low leakage cam assisted common rail fuel system, fuel injector, and operating method therefor
US20110297125A1 (en) * 2010-06-03 2011-12-08 Caterpillar Inc. Reverse Flow Check Valve For Common Rail Fuel System
US20140165965A1 (en) * 2012-12-18 2014-06-19 Michael R. Teets Fuel supply system with accumulator
US9470195B2 (en) 2012-12-18 2016-10-18 Fca Us Llc Fuel supply system with accumulator
WO2017174118A1 (de) * 2016-04-05 2017-10-12 Befinal Gmbh Kraftstoffaustausch- und kraftstoffförder-system für kraftstoffanlagen

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2907279A1 (de) * 1979-02-24 1980-08-28 Inst Motorenbau Prof Huber E V Kraftstoffeinspritzsystem fuer verbrennungsmotoren
US5109822A (en) * 1989-01-11 1992-05-05 Martin Tiby M High pressure electronic common-rail fuel injection system for diesel engines
DE4019586A1 (de) * 1990-06-20 1992-01-02 Bosch Gmbh Robert Kraftstoffeinspritzsystem fuer brennkraftmaschinen
DE4313852B4 (de) * 1993-04-28 2004-11-25 Robert Bosch Gmbh Kraftstoffeinspritzeinrichtung für Brennkraftmaschinen
DE4330720C2 (de) * 1993-09-10 1996-06-13 Daimler Benz Ag Kraftstoffeinspritzanlage für mehrzylindrige Brennkraftmaschinen
US5647536A (en) * 1995-01-23 1997-07-15 Cummins Engine Company, Inc. Injection rate shaping nozzle assembly for a fuel injector
US5732679A (en) * 1995-04-27 1998-03-31 Isuzu Motors Limited Accumulator-type fuel injection system
DE19618698A1 (de) * 1996-05-09 1997-11-13 Bosch Gmbh Robert Kraftstoffeinspritzventil für Brennkraftmaschinen
DE19623211A1 (de) * 1996-06-11 1997-12-18 Bosch Gmbh Robert Kraftstoffeinspritzventil für Brennkraftmaschinen
DE19706467C1 (de) * 1997-02-19 1998-03-26 Daimler Benz Ag Speichereinspritzsystem für eine mehrzylindrige Brennkraftmaschine
JP2001510265A (ja) * 1997-07-16 2001-07-31 キュマン ワルツィラ ソシエテ アノニム ディーゼルエンジン用燃料噴射装置
DE29717649U1 (de) * 1997-10-02 1997-11-20 FEV Motorentechnik GmbH & Co. KG, 52078 Aachen Direktgesteuertes Einspritzventil, insbesondere Kraftstoffeinspritzventil
DE19746492A1 (de) * 1997-10-22 1999-04-29 Bosch Gmbh Robert Kraftstoffeinspritzanlage für eine Brennkraftmaschine
DE19812170A1 (de) * 1998-03-19 1999-09-23 Daimler Chrysler Ag Kraftstoffeinspritzanlage für eine mehrzylindrige Brennkraftmaschine
AT2961U3 (de) * 1998-07-02 1999-11-25 Avl List Gmbh Speichereinspritzeinrichtung
JP4445072B2 (ja) * 1998-10-20 2010-04-07 ヴェルトジィレ シュヴァイツ アクチェンゲゼルシャフト ディーゼルエンジンのシリンダへの液体噴射装置及びディーゼルエンジン

Also Published As

Publication number Publication date
EP1121527A1 (de) 2001-08-08
US6532938B1 (en) 2003-03-18
JP2003507623A (ja) 2003-02-25
ATE293754T1 (de) 2005-05-15
DE19938169A1 (de) 2001-03-01
EP1121527B1 (de) 2005-04-20
WO2001012982A1 (de) 2001-02-22

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