DE102007006939A1 - Injektor mit zusätzlichem Servoventil - Google Patents
Injektor mit zusätzlichem Servoventil Download PDFInfo
- Publication number
- DE102007006939A1 DE102007006939A1 DE102007006939A DE102007006939A DE102007006939A1 DE 102007006939 A1 DE102007006939 A1 DE 102007006939A1 DE 102007006939 A DE102007006939 A DE 102007006939A DE 102007006939 A DE102007006939 A DE 102007006939A DE 102007006939 A1 DE102007006939 A1 DE 102007006939A1
- Authority
- DE
- Germany
- Prior art keywords
- fuel
- injector
- valve
- control
- pressure
- 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- Withdrawn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
- 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
- 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
- F02M47/025—Hydraulically 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
- 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
- F02M63/02—Fuel-injection apparatus having several injectors fed by a common pumping element, or having several pumping elements feeding a common injector; Fuel-injection apparatus having provisions for cutting-out pumps, pumping elements, or injectors; Fuel-injection apparatus having provisions for variably interconnecting pumping elements and injectors alternatively
- F02M63/0225—Fuel-injection apparatus having a common rail feeding several injectors ; Means for varying pressure in common rails; Pumps feeding common rails
-
- 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
- F02M2547/00—Special features for fuel-injection valves actuated by fluid pressure
- F02M2547/003—Valve inserts containing control chamber and valve piston
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)
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE102007006939A DE102007006939A1 (de) | 2007-02-13 | 2007-02-13 | Injektor mit zusätzlichem Servoventil |
EP08100356A EP1961949B1 (fr) | 2007-02-13 | 2008-01-11 | Injecteur doté d'une servo-vanne supplémentaire |
AT08100356T ATE449250T1 (de) | 2007-02-13 | 2008-01-11 | Injektor mit zusätzlichem servoventil |
DE502008000183T DE502008000183D1 (de) | 2007-02-13 | 2008-01-11 | Injektor mit zusätzlichem Servoventil |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE102007006939A DE102007006939A1 (de) | 2007-02-13 | 2007-02-13 | Injektor mit zusätzlichem Servoventil |
Publications (1)
Publication Number | Publication Date |
---|---|
DE102007006939A1 true DE102007006939A1 (de) | 2008-08-14 |
Family
ID=39472735
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE102007006939A Withdrawn DE102007006939A1 (de) | 2007-02-13 | 2007-02-13 | Injektor mit zusätzlichem Servoventil |
DE502008000183T Active DE502008000183D1 (de) | 2007-02-13 | 2008-01-11 | Injektor mit zusätzlichem Servoventil |
Family Applications After (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE502008000183T Active DE502008000183D1 (de) | 2007-02-13 | 2008-01-11 | Injektor mit zusätzlichem Servoventil |
Country Status (3)
Country | Link |
---|---|
EP (1) | EP1961949B1 (fr) |
AT (1) | ATE449250T1 (fr) |
DE (2) | DE102007006939A1 (fr) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102015114716A1 (de) * | 2015-09-03 | 2017-03-09 | Denso Corporation | Kraftstoff-Injektor mit zwei Kraftstoffeinlässen |
CN110566372A (zh) * | 2018-06-06 | 2019-12-13 | 罗伯特·博世有限公司 | 用于运行燃料喷射器的方法和燃料喷射器 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE19744723A1 (de) | 1997-10-10 | 1999-04-15 | Bosch Gmbh Robert | Kraftstoffeinspritzeinrichtung |
DE10207227A1 (de) | 2002-02-21 | 2003-09-04 | Bosch Gmbh Robert | Kraftstoffeinspritzventil für Brennkraftmaschinen |
EP1612403A1 (fr) | 2004-06-30 | 2006-01-04 | C.R.F. Societa' Consortile per Azioni | Soupape servo pour controller l'injecteur d'un moteur à combustion interne |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2351773B (en) * | 1997-02-26 | 2001-02-21 | Caterpillar Inc | Hydraulically actuated fuel injection system |
US6824081B2 (en) * | 2002-06-28 | 2004-11-30 | Cummins Inc. | Needle controlled fuel injector with two control valves |
DE10305303A1 (de) * | 2003-02-10 | 2004-08-19 | Robert Bosch Gmbh | Kraftstoff-Einspritzvorrichtung, insbesondere für Brennkraftmaschinen mit Kraftstoff-Direkteinspritzung |
DE10333692B3 (de) * | 2003-07-24 | 2004-09-30 | Robert Bosch Gmbh | Kraftstoffeinspritzvorrichtung |
-
2007
- 2007-02-13 DE DE102007006939A patent/DE102007006939A1/de not_active Withdrawn
-
2008
- 2008-01-11 EP EP08100356A patent/EP1961949B1/fr not_active Not-in-force
- 2008-01-11 AT AT08100356T patent/ATE449250T1/de active
- 2008-01-11 DE DE502008000183T patent/DE502008000183D1/de active Active
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE19744723A1 (de) | 1997-10-10 | 1999-04-15 | Bosch Gmbh Robert | Kraftstoffeinspritzeinrichtung |
DE10207227A1 (de) | 2002-02-21 | 2003-09-04 | Bosch Gmbh Robert | Kraftstoffeinspritzventil für Brennkraftmaschinen |
EP1612403A1 (fr) | 2004-06-30 | 2006-01-04 | C.R.F. Societa' Consortile per Azioni | Soupape servo pour controller l'injecteur d'un moteur à combustion interne |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102015114716A1 (de) * | 2015-09-03 | 2017-03-09 | Denso Corporation | Kraftstoff-Injektor mit zwei Kraftstoffeinlässen |
CN110566372A (zh) * | 2018-06-06 | 2019-12-13 | 罗伯特·博世有限公司 | 用于运行燃料喷射器的方法和燃料喷射器 |
Also Published As
Publication number | Publication date |
---|---|
EP1961949A2 (fr) | 2008-08-27 |
ATE449250T1 (de) | 2009-12-15 |
EP1961949B1 (fr) | 2009-11-18 |
EP1961949A3 (fr) | 2008-09-17 |
DE502008000183D1 (de) | 2009-12-31 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
R119 | Application deemed withdrawn, or ip right lapsed, due to non-payment of renewal fee |
Effective date: 20120901 |