EP1239146A3 - Kraftstoffeinspritzsystem für Brennkraftmaschinen - Google Patents
Kraftstoffeinspritzsystem für Brennkraftmaschinen Download PDFInfo
- Publication number
- EP1239146A3 EP1239146A3 EP02001824A EP02001824A EP1239146A3 EP 1239146 A3 EP1239146 A3 EP 1239146A3 EP 02001824 A EP02001824 A EP 02001824A EP 02001824 A EP02001824 A EP 02001824A EP 1239146 A3 EP1239146 A3 EP 1239146A3
- Authority
- EP
- European Patent Office
- Prior art keywords
- control
- valve
- fuel injection
- internal combustion
- injection system
- 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.)
- Withdrawn
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
- F02M63/0003—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
-
- 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
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 |
---|---|---|---|
DE2001108719 DE10108719A1 (de) | 2001-02-23 | 2001-02-23 | Kraftstoffeinspritzsystem für Brennkraftmaschinen |
DE10108719 | 2001-02-23 |
Publications (2)
Publication Number | Publication Date |
---|---|
EP1239146A2 EP1239146A2 (de) | 2002-09-11 |
EP1239146A3 true EP1239146A3 (de) | 2004-01-21 |
Family
ID=7675225
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP02001824A Withdrawn EP1239146A3 (de) | 2001-02-23 | 2002-01-26 | Kraftstoffeinspritzsystem für Brennkraftmaschinen |
Country Status (2)
Country | Link |
---|---|
EP (1) | EP1239146A3 (de) |
DE (1) | DE10108719A1 (de) |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5012982A (en) * | 1986-11-15 | 1991-05-07 | Hitachi, Ltd. | Electromagnetic fuel injector |
DE19701879A1 (de) * | 1997-01-21 | 1998-07-23 | Bosch Gmbh Robert | Kraftstoffeinspritzeinrichtung für Brennkraftmaschinen |
US6067955A (en) * | 1997-09-24 | 2000-05-30 | Robert Bosch Gmbh | Fuel injection device for internal combustion engines |
DE19923421A1 (de) * | 1999-05-21 | 2000-11-30 | Bosch Gmbh Robert | Injektor |
DE10033426A1 (de) * | 2000-07-10 | 2002-01-24 | Bosch Gmbh Robert | Injektor/Düsennadel-Kombination mit steuerraumseitiger Kopplung |
WO2002033250A1 (de) * | 2000-10-18 | 2002-04-25 | Robert Bosch Gmbh | Kraftstoffeinspritzsystem für brennkraftmaschinen |
-
2001
- 2001-02-23 DE DE2001108719 patent/DE10108719A1/de not_active Withdrawn
-
2002
- 2002-01-26 EP EP02001824A patent/EP1239146A3/de not_active Withdrawn
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5012982A (en) * | 1986-11-15 | 1991-05-07 | Hitachi, Ltd. | Electromagnetic fuel injector |
DE19701879A1 (de) * | 1997-01-21 | 1998-07-23 | Bosch Gmbh Robert | Kraftstoffeinspritzeinrichtung für Brennkraftmaschinen |
US6067955A (en) * | 1997-09-24 | 2000-05-30 | Robert Bosch Gmbh | Fuel injection device for internal combustion engines |
DE19923421A1 (de) * | 1999-05-21 | 2000-11-30 | Bosch Gmbh Robert | Injektor |
DE10033426A1 (de) * | 2000-07-10 | 2002-01-24 | Bosch Gmbh Robert | Injektor/Düsennadel-Kombination mit steuerraumseitiger Kopplung |
WO2002033250A1 (de) * | 2000-10-18 | 2002-04-25 | Robert Bosch Gmbh | Kraftstoffeinspritzsystem für brennkraftmaschinen |
Also Published As
Publication number | Publication date |
---|---|
DE10108719A1 (de) | 2002-09-05 |
EP1239146A2 (de) | 2002-09-11 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PUAI | Public reference made under article 153(3) epc to a published international application that has entered the european phase |
Free format text: ORIGINAL CODE: 0009012 |
|
AK | Designated contracting states |
Kind code of ref document: A2 Designated state(s): AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE TR |
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AX | Request for extension of the european patent |
Free format text: AL;LT;LV;MK;RO;SI |
|
PUAL | Search report despatched |
Free format text: ORIGINAL CODE: 0009013 |
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AK | Designated contracting states |
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AX | Request for extension of the european patent |
Extension state: AL LT LV MK RO SI |
|
RIC1 | Information provided on ipc code assigned before grant |
Ipc: 7F 02M 59/46 B Ipc: 7F 02M 63/00 B Ipc: 7F 02M 47/02 A |
|
17P | Request for examination filed |
Effective date: 20040721 |
|
AKX | Designation fees paid |
Designated state(s): DE FR GB TR |
|
17Q | First examination report despatched |
Effective date: 20050103 |
|
STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN |
|
18D | Application deemed to be withdrawn |
Effective date: 20050514 |