EP2280160A3 - Kraftstoffeinspritzventil mit erhöhter Kleinmengenfähigkeit - Google Patents
Kraftstoffeinspritzventil mit erhöhter Kleinmengenfähigkeit Download PDFInfo
- Publication number
- EP2280160A3 EP2280160A3 EP10164578A EP10164578A EP2280160A3 EP 2280160 A3 EP2280160 A3 EP 2280160A3 EP 10164578 A EP10164578 A EP 10164578A EP 10164578 A EP10164578 A EP 10164578A EP 2280160 A3 EP2280160 A3 EP 2280160A3
- Authority
- EP
- European Patent Office
- Prior art keywords
- valve
- fuel injection
- seat
- valve seat
- 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.)
- Withdrawn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
- 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
- F02M45/08—Injectors peculiar thereto
-
- 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
- F02M61/18—Injection nozzles, e.g. having valve seats; Details of valve member seated ends, not otherwise provided for
- F02M61/1866—Valve seats or member ends having multiple cones
-
- 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
- F02M61/18—Injection nozzles, e.g. having valve seats; Details of valve member seated ends, not otherwise provided for
- F02M61/1873—Valve seats or member ends having circumferential grooves or ridges, e.g. toroidal
-
- 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
- F02M61/18—Injection nozzles, e.g. having valve seats; Details of valve member seated ends, not otherwise provided for
- F02M61/1886—Details of valve seats not covered by groups F02M61/1866 - F02M61/188
-
- 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
- F02M2200/00—Details of fuel-injection apparatus, not otherwise provided for
- F02M2200/28—Details of throttles in fuel-injection apparatus
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Fuel-Injection Apparatus (AREA)
Abstract
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE200910028089 DE102009028089A1 (de) | 2009-07-29 | 2009-07-29 | Kraftstoffeinspritzventil mit erhöhter Kleinmengenfähigkeit |
Publications (2)
Publication Number | Publication Date |
---|---|
EP2280160A2 EP2280160A2 (de) | 2011-02-02 |
EP2280160A3 true EP2280160A3 (de) | 2013-01-16 |
Family
ID=43033014
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP10164578A Withdrawn EP2280160A3 (de) | 2009-07-29 | 2010-06-01 | Kraftstoffeinspritzventil mit erhöhter Kleinmengenfähigkeit |
Country Status (2)
Country | Link |
---|---|
EP (1) | EP2280160A3 (de) |
DE (1) | DE102009028089A1 (de) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102013209251A1 (de) | 2013-05-17 | 2014-11-20 | Robert Bosch Gmbh | Kraftstoffeinspritzventil für Brennkraftmaschinen |
DE102013219568A1 (de) * | 2013-09-27 | 2015-04-02 | Robert Bosch Gmbh | Kraftstoffeinspritzventil und ein Verfahren zu dessen Herstellung |
Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3303470A1 (de) * | 1983-02-02 | 1984-08-02 | Jaroslavskij savod diselnoj apparatury, Jaroslavl | Einspritzduese fuer verbrennungsmotore |
JPS6026163A (ja) * | 1983-07-23 | 1985-02-09 | Toyota Motor Corp | デイ−ゼルエンジンの燃料噴射弁 |
DE3734587A1 (de) * | 1987-10-13 | 1989-05-03 | Bosch Gmbh Robert | Kraftstoff-einspritzduese fuer brennkraftmaschinen |
DE19755057A1 (de) * | 1997-12-11 | 1999-06-17 | Bosch Gmbh Robert | Kraftstoffeinspritzdüse für selbstzündende Brennkraftmaschinen |
DE10039083A1 (de) * | 2000-08-10 | 2002-02-21 | Bosch Gmbh Robert | Brennstoffeinspritzventil |
US20080041344A1 (en) * | 2005-07-08 | 2008-02-21 | Richard Wing | Fuel injection valve |
WO2009072345A1 (ja) * | 2007-12-05 | 2009-06-11 | Mitsubishi Heavy Industries, Ltd. | 蓄圧式燃料噴射装置の燃料噴射弁 |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE10259169A1 (de) | 2002-12-18 | 2004-07-01 | Robert Bosch Gmbh | Kraftstoffeinspritzventil für Brennkraftmaschine |
-
2009
- 2009-07-29 DE DE200910028089 patent/DE102009028089A1/de not_active Withdrawn
-
2010
- 2010-06-01 EP EP10164578A patent/EP2280160A3/de not_active Withdrawn
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3303470A1 (de) * | 1983-02-02 | 1984-08-02 | Jaroslavskij savod diselnoj apparatury, Jaroslavl | Einspritzduese fuer verbrennungsmotore |
JPS6026163A (ja) * | 1983-07-23 | 1985-02-09 | Toyota Motor Corp | デイ−ゼルエンジンの燃料噴射弁 |
DE3734587A1 (de) * | 1987-10-13 | 1989-05-03 | Bosch Gmbh Robert | Kraftstoff-einspritzduese fuer brennkraftmaschinen |
DE19755057A1 (de) * | 1997-12-11 | 1999-06-17 | Bosch Gmbh Robert | Kraftstoffeinspritzdüse für selbstzündende Brennkraftmaschinen |
DE10039083A1 (de) * | 2000-08-10 | 2002-02-21 | Bosch Gmbh Robert | Brennstoffeinspritzventil |
US20080041344A1 (en) * | 2005-07-08 | 2008-02-21 | Richard Wing | Fuel injection valve |
WO2009072345A1 (ja) * | 2007-12-05 | 2009-06-11 | Mitsubishi Heavy Industries, Ltd. | 蓄圧式燃料噴射装置の燃料噴射弁 |
Also Published As
Publication number | Publication date |
---|---|
EP2280160A2 (de) | 2011-02-02 |
DE102009028089A1 (de) | 2011-02-10 |
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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 |
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AK | Designated contracting states |
Kind code of ref document: A2 Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO SE SI SK SM TR |
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AX | Request for extension of the european patent |
Extension state: BA ME RS |
|
PUAL | Search report despatched |
Free format text: ORIGINAL CODE: 0009013 |
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AK | Designated contracting states |
Kind code of ref document: A3 Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO SE SI SK SM TR |
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AX | Request for extension of the european patent |
Extension state: BA ME RS |
|
RIC1 | Information provided on ipc code assigned before grant |
Ipc: F02M 61/18 20060101ALI20121213BHEP Ipc: F02M 61/20 20060101ALI20121213BHEP Ipc: F02M 45/08 20060101AFI20121213BHEP |
|
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: 20130717 |