EP1316717A3 - Kraftstoffeinspritzeinrichtung für eine Brennkraftmaschine - Google Patents
Kraftstoffeinspritzeinrichtung für eine Brennkraftmaschine Download PDFInfo
- Publication number
- EP1316717A3 EP1316717A3 EP02022359A EP02022359A EP1316717A3 EP 1316717 A3 EP1316717 A3 EP 1316717A3 EP 02022359 A EP02022359 A EP 02022359A EP 02022359 A EP02022359 A EP 02022359A EP 1316717 A3 EP1316717 A3 EP 1316717A3
- Authority
- EP
- European Patent Office
- Prior art keywords
- chamber
- pressure
- pump
- fuel injection
- pressure chamber
- 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.)
- Granted
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)
Abstract
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE10158659A DE10158659A1 (de) | 2001-11-30 | 2001-11-30 | Kraftstoffeinspritzeinrichtung für eine Brennkraftmaschine |
DE10158659 | 2001-11-30 |
Publications (3)
Publication Number | Publication Date |
---|---|
EP1316717A2 EP1316717A2 (de) | 2003-06-04 |
EP1316717A3 true EP1316717A3 (de) | 2003-11-26 |
EP1316717B1 EP1316717B1 (de) | 2005-08-24 |
Family
ID=7707433
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP02022359A Expired - Lifetime EP1316717B1 (de) | 2001-11-30 | 2002-10-08 | 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)
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 |
EP1826397A3 (de) * | 2002-05-03 | 2009-08-05 | Delphi Technologies, Inc. | Kraftstoffeinspritzsystem |
US7281523B2 (en) * | 2003-02-12 | 2007-10-16 | 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 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE4118236A1 (de) * | 1990-06-06 | 1991-12-12 | Avl Verbrennungskraft Messtech | Einspritzsystem fuer brennkraftmaschinen |
EP0840003A1 (de) * | 1996-10-26 | 1998-05-06 | Lucas Industries Public Limited Company | Kraftstoffeinspritzvorrichtung |
WO2001014724A1 (de) * | 1999-08-20 | 2001-03-01 | Robert Bosch Gmbh | Kraftstoffeinspritzeinrichtung |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0619423B1 (de) * | 1993-04-09 | 1998-11-25 | Zexel Corporation | Krafstoffeinspritzvorrichtung |
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 |
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 |
-
2001
- 2001-11-30 DE DE10158659A patent/DE10158659A1/de not_active Withdrawn
-
2002
- 2002-10-08 DE DE50204013T patent/DE50204013D1/de not_active Expired - Lifetime
- 2002-10-08 EP EP02022359A patent/EP1316717B1/de not_active Expired - Lifetime
- 2002-11-26 US US10/303,703 patent/US6808124B2/en not_active Expired - Fee Related
- 2002-11-29 JP JP2002348845A patent/JP2003172229A/ja not_active Abandoned
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE4118236A1 (de) * | 1990-06-06 | 1991-12-12 | Avl Verbrennungskraft Messtech | Einspritzsystem fuer brennkraftmaschinen |
EP0840003A1 (de) * | 1996-10-26 | 1998-05-06 | Lucas Industries Public Limited Company | Kraftstoffeinspritzvorrichtung |
WO2001014724A1 (de) * | 1999-08-20 | 2001-03-01 | Robert Bosch Gmbh | Kraftstoffeinspritzeinrichtung |
Also Published As
Publication number | Publication date |
---|---|
US20030101968A1 (en) | 2003-06-05 |
DE10158659A1 (de) | 2003-06-12 |
DE50204013D1 (de) | 2005-09-29 |
EP1316717B1 (de) | 2005-08-24 |
JP2003172229A (ja) | 2003-06-20 |
EP1316717A2 (de) | 2003-06-04 |
US6808124B2 (en) | 2004-10-26 |
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