EP2116717A3 - Injecteur de carburant - Google Patents
Injecteur de carburant Download PDFInfo
- Publication number
- EP2116717A3 EP2116717A3 EP09100169A EP09100169A EP2116717A3 EP 2116717 A3 EP2116717 A3 EP 2116717A3 EP 09100169 A EP09100169 A EP 09100169A EP 09100169 A EP09100169 A EP 09100169A EP 2116717 A3 EP2116717 A3 EP 2116717A3
- Authority
- EP
- European Patent Office
- Prior art keywords
- control valve
- fuel injector
- closed position
- adjustment axis
- valve seat
- 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
- 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
- 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
- F02M63/0012—Valves
- F02M63/0031—Valves characterized by the type of valves, e.g. special valve member details, valve seat details, valve housing details
- F02M63/004—Sliding valves, e.g. spool valves, i.e. whereby the closing member has a sliding movement along a seat for opening and closing
- F02M63/0042—Sliding valves, e.g. spool valves, i.e. whereby the closing member has a sliding movement along a seat for opening and closing combined with valve seats of the lift valve type
-
- 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
- F02M63/0012—Valves
- F02M63/007—Details not provided for in, or of interest apart from, the apparatus of the groups F02M63/0014 - F02M63/0059
- F02M63/0071—Details not provided for in, or of interest apart from, the apparatus of the groups F02M63/0014 - F02M63/0059 characterised by guiding or centering means in valves including the absence of any guiding means, e.g. "flying arrangements"
-
- 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
- F02M63/0012—Valves
- F02M63/007—Details not provided for in, or of interest apart from, the apparatus of the groups F02M63/0014 - F02M63/0059
- F02M63/0077—Valve seat details
-
- 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
- F02M63/0012—Valves
- F02M63/007—Details not provided for in, or of interest apart from, the apparatus of the groups F02M63/0014 - F02M63/0059
- F02M63/0078—Valve member details, e.g. special shape, hollow or fuel passages in the valve member
- F02M63/008—Hollow valve members, e.g. members internally guided
-
- 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
- F02M63/0012—Valves
- F02M63/007—Details not provided for in, or of interest apart from, the apparatus of the groups F02M63/0014 - F02M63/0059
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)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE102008001597A DE102008001597A1 (de) | 2008-05-06 | 2008-05-06 | Kraftstoff-Injektor |
Publications (3)
Publication Number | Publication Date |
---|---|
EP2116717A2 EP2116717A2 (fr) | 2009-11-11 |
EP2116717A3 true EP2116717A3 (fr) | 2009-12-02 |
EP2116717B1 EP2116717B1 (fr) | 2011-09-28 |
Family
ID=40841398
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP09100169A Expired - Fee Related EP2116717B1 (fr) | 2008-05-06 | 2009-03-06 | Injecteur de carburant |
Country Status (3)
Country | Link |
---|---|
US (1) | US7987835B2 (fr) |
EP (1) | EP2116717B1 (fr) |
DE (1) | DE102008001597A1 (fr) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102010030429A1 (de) | 2010-06-23 | 2011-12-29 | Robert Bosch Gmbh | Injektor, insbesondere Common-Rail-Injektor |
DE102010039191A1 (de) | 2010-08-11 | 2012-02-16 | Robert Bosch Gmbh | Kraftstoffinjektor |
DE102010043092A1 (de) * | 2010-10-29 | 2012-05-03 | Robert Bosch Gmbh | Druckregelventil |
DE102012208075A1 (de) * | 2012-05-15 | 2013-11-21 | Man Diesel & Turbo Se | Injektor für eine Kraftstoffversorgungsanlage einer Brennkraftmaschine sowie Kraftstoffversorgungsanlage |
SE536494C2 (sv) * | 2012-05-16 | 2013-12-27 | Scania Cv Ab | Ventil för ett bränslesystem för en förbränningsmotor samt förfarande för att styra ett bränslesystem för en förbränningsmotor |
US9212639B2 (en) * | 2012-11-02 | 2015-12-15 | Caterpillar Inc. | Debris robust fuel injector with co-axial control valve members and fuel system using same |
CN106321307B (zh) * | 2015-07-03 | 2020-03-06 | 罗伯特·博世有限公司 | 燃油喷射器及其控制阀 |
DE102015223442A1 (de) | 2015-11-26 | 2017-06-01 | Robert Bosch Gmbh | Kraftstoffinjektor |
US11415094B2 (en) | 2019-04-30 | 2022-08-16 | Delphi Technologies Ip Limited | Fuel pressure regulator |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2341893A (en) * | 1998-09-23 | 2000-03-29 | Lucas Industries Ltd | Two-stage electromagnetically actuated fuel injector for i.c. engines |
DE102006050042A1 (de) * | 2006-10-24 | 2008-04-30 | Robert Bosch Gmbh | Injektor zur Einspritzung von Kraftstoff in Brennräume von Brennkraftmaschinen |
DE102006050812A1 (de) * | 2006-10-27 | 2008-04-30 | Robert Bosch Gmbh | Kraftstoffinjektor |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4114851A (en) * | 1976-05-10 | 1978-09-19 | Sno-Trik Company | High pressure valve |
US4235416A (en) * | 1978-11-08 | 1980-11-25 | Westinghouse Electric Corp. | Vibration resistant valve |
US4501299A (en) * | 1982-05-21 | 1985-02-26 | Humphrey Products Company | Plunger-type valve |
US5279327A (en) * | 1992-08-31 | 1994-01-18 | Orbital Walbro Corporation | Pressure regulator |
US5324000A (en) * | 1993-02-19 | 1994-06-28 | Boc Health Care, Inc. | Non-rotating needle valve |
US6293254B1 (en) * | 2000-01-07 | 2001-09-25 | Cummins Engine Company, Inc. | Fuel injector with floating sleeve control chamber |
JP2004036420A (ja) * | 2002-07-01 | 2004-02-05 | Yamaha Marine Co Ltd | エンジンの故障診断システム |
ES2277229T3 (es) | 2004-06-30 | 2007-07-01 | C.R.F. Societa Consortile Per Azioni | Servovalvula para controlar el inyector de combustible de un motor de combustion interna. |
US7650778B2 (en) * | 2007-06-05 | 2010-01-26 | Caterpillar Inc. | Method and apparatus for testing a gear-driven fuel pump on a fuel injected IC engine |
-
2008
- 2008-05-06 DE DE102008001597A patent/DE102008001597A1/de not_active Withdrawn
-
2009
- 2009-03-06 EP EP09100169A patent/EP2116717B1/fr not_active Expired - Fee Related
- 2009-05-04 US US12/434,954 patent/US7987835B2/en not_active Expired - Fee Related
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2341893A (en) * | 1998-09-23 | 2000-03-29 | Lucas Industries Ltd | Two-stage electromagnetically actuated fuel injector for i.c. engines |
DE102006050042A1 (de) * | 2006-10-24 | 2008-04-30 | Robert Bosch Gmbh | Injektor zur Einspritzung von Kraftstoff in Brennräume von Brennkraftmaschinen |
DE102006050812A1 (de) * | 2006-10-27 | 2008-04-30 | Robert Bosch Gmbh | Kraftstoffinjektor |
Also Published As
Publication number | Publication date |
---|---|
EP2116717A2 (fr) | 2009-11-11 |
US20090277421A1 (en) | 2009-11-12 |
US7987835B2 (en) | 2011-08-02 |
EP2116717B1 (fr) | 2011-09-28 |
DE102008001597A1 (de) | 2009-11-12 |
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