DE50204013D1 - Kraftstoffeinspritzeinrichtung für eine Brennkraftmaschine - Google Patents

Kraftstoffeinspritzeinrichtung für eine Brennkraftmaschine

Info

Publication number
DE50204013D1
DE50204013D1 DE50204013T DE50204013T DE50204013D1 DE 50204013 D1 DE50204013 D1 DE 50204013D1 DE 50204013 T DE50204013 T DE 50204013T DE 50204013 T DE50204013 T DE 50204013T DE 50204013 D1 DE50204013 D1 DE 50204013D1
Authority
DE
Germany
Prior art keywords
combustion engine
internal combustion
fuel injection
injection device
fuel
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
DE50204013T
Other languages
English (en)
Inventor
Walter Egler
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 DE50204013T priority Critical patent/DE50204013D1/de
Application granted granted Critical
Publication of DE50204013D1 publication Critical patent/DE50204013D1/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
    • 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
    • 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
    • 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
    • F02M57/00—Fuel-injectors combined or associated with other devices
    • F02M57/02—Injectors structurally combined with fuel-injection pumps
    • 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
    • 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)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Fuel-Injection Apparatus (AREA)
DE50204013T 2001-11-30 2002-10-08 Kraftstoffeinspritzeinrichtung für eine Brennkraftmaschine Expired - Lifetime DE50204013D1 (de)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DE50204013T DE50204013D1 (de) 2001-11-30 2002-10-08 Kraftstoffeinspritzeinrichtung für eine Brennkraftmaschine

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE10158659A DE10158659A1 (de) 2001-11-30 2001-11-30 Kraftstoffeinspritzeinrichtung für eine Brennkraftmaschine
DE50204013T DE50204013D1 (de) 2001-11-30 2002-10-08 Kraftstoffeinspritzeinrichtung für eine Brennkraftmaschine

Publications (1)

Publication Number Publication Date
DE50204013D1 true DE50204013D1 (de) 2005-09-29

Family

ID=7707433

Family Applications (2)

Application Number Title Priority Date Filing Date
DE10158659A Withdrawn DE10158659A1 (de) 2001-11-30 2001-11-30 Kraftstoffeinspritzeinrichtung für eine Brennkraftmaschine
DE50204013T Expired - Lifetime DE50204013D1 (de) 2001-11-30 2002-10-08 Kraftstoffeinspritzeinrichtung für eine Brennkraftmaschine

Family Applications Before (1)

Application Number Title Priority Date Filing Date
DE10158659A Withdrawn DE10158659A1 (de) 2001-11-30 2001-11-30 Kraftstoffeinspritzeinrichtung für eine Brennkraftmaschine

Country Status (4)

Country Link
US (1) US6808124B2 (de)
EP (1) EP1316717B1 (de)
JP (1) JP2003172229A (de)
DE (2) DE10158659A1 (de)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10205750A1 (de) * 2002-02-12 2003-08-21 Bosch Gmbh Robert Kraftstoffeinspritzeinrichtung für eine Brennkraftmaschine
DE10213025B4 (de) * 2002-03-22 2014-02-27 Daimler Ag Selbstzündende Brennkraftmaschine
US7191762B2 (en) * 2002-03-26 2007-03-20 Volvo Lastvagnar Ab Fuel injection system
EP1359316B1 (de) * 2002-05-03 2007-04-18 Delphi Technologies, Inc. Kraftstoffeinspritzeinrichtung
AU2003211017A1 (en) * 2003-02-12 2004-09-06 Robert Bosch Gmbh Fuel injector pump system with high pressure post injection
US7455243B2 (en) * 2004-03-03 2008-11-25 Caterpillar Inc. Electronic unit injector with pressure assisted needle control
FR2871197B1 (fr) * 2004-06-04 2006-07-28 Renault V I Sa Injecteur pompe
DE102004028195A1 (de) * 2004-06-09 2005-12-29 Volkswagen Mechatronic Gmbh & Co. Kg Einspritzventil mit Schließdruckbeaufschlagung der Ventilnadel
US20060196974A1 (en) * 2005-03-01 2006-09-07 Caterpillar Inc. Fuel injector having a gradually restricted drain passageway
DE102005014180A1 (de) * 2005-03-29 2006-10-05 Robert Bosch Gmbh Kraftstoffeinspritzeinrichtung für eine Brennkraftmaschine
GB2560513A (en) * 2017-03-13 2018-09-19 Ap Moeller Maersk As Fuel injection system

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4118236C2 (de) * 1990-06-06 2000-02-17 Avl Verbrennungskraft Messtech Einspritzsystem für Brennkraftmaschinen
US5443047A (en) * 1993-04-09 1995-08-22 Zexel Corporation Fuel injection system
JP2885076B2 (ja) * 1994-07-08 1999-04-19 三菱自動車工業株式会社 蓄圧式燃料噴射装置
GB9622335D0 (en) * 1996-10-26 1996-12-18 Lucas Ind Plc Injector arrangement
US5826561A (en) * 1996-12-10 1998-10-27 Caterpillar Inc. Method and apparatus for injecting fuel using control fluid to control the injection's pressure and time
GB9810327D0 (en) 1998-05-15 1998-07-15 Lucas Ind Plc Fuel system and pump suitable for use therein
DE19939429A1 (de) * 1999-08-20 2001-03-01 Bosch Gmbh Robert Kraftstoffeinspritzeinrichtung

Also Published As

Publication number Publication date
US20030101968A1 (en) 2003-06-05
US6808124B2 (en) 2004-10-26
JP2003172229A (ja) 2003-06-20
DE10158659A1 (de) 2003-06-12
EP1316717A3 (de) 2003-11-26
EP1316717B1 (de) 2005-08-24
EP1316717A2 (de) 2003-06-04

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition