EP1033488A3 - Injecteur de carburant - Google Patents
Injecteur de carburant Download PDFInfo
- Publication number
- EP1033488A3 EP1033488A3 EP00301797A EP00301797A EP1033488A3 EP 1033488 A3 EP1033488 A3 EP 1033488A3 EP 00301797 A EP00301797 A EP 00301797A EP 00301797 A EP00301797 A EP 00301797A EP 1033488 A3 EP1033488 A3 EP 1033488A3
- Authority
- EP
- European Patent Office
- Prior art keywords
- seating
- bore
- fuel injector
- valve member
- engageable
- 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
- F02M61/162—Means to impart a whirling motion to fuel upstream or near discharging orifices
- F02M61/163—Means being injection-valves with helically or spirally shaped grooves
-
- 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
- F02M45/086—Having more than one injection-valve controlling discharge orifices
-
- 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
- F02M61/04—Fuel-injectors not provided for in groups F02M39/00 - F02M57/00 or F02M67/00 having valves, e.g. having a plurality of valves in series
- F02M61/10—Other injectors with elongated valve bodies, i.e. of needle-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
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Fuel-Injection Apparatus (AREA)
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GBGB9904938.9A GB9904938D0 (en) | 1999-03-04 | 1999-03-04 | Fuel injector |
GB9904938 | 1999-03-04 | ||
GB9911145 | 1999-05-14 | ||
GBGB9911145.2A GB9911145D0 (en) | 1999-05-14 | 1999-05-14 | Fuel injector |
Publications (3)
Publication Number | Publication Date |
---|---|
EP1033488A2 EP1033488A2 (fr) | 2000-09-06 |
EP1033488A3 true EP1033488A3 (fr) | 2002-03-06 |
EP1033488B1 EP1033488B1 (fr) | 2005-10-19 |
Family
ID=26315219
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP20000301797 Expired - Lifetime EP1033488B1 (fr) | 1999-03-04 | 2000-03-06 | Injecteur de carburant |
Country Status (2)
Country | Link |
---|---|
EP (1) | EP1033488B1 (fr) |
DE (1) | DE60023203T2 (fr) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE10155227A1 (de) * | 2001-11-09 | 2003-05-22 | Bosch Gmbh Robert | Kraftstoffeinspritzventil für Brennkraftmaschinen |
EP1498601A1 (fr) * | 2003-07-16 | 2005-01-19 | Delphi Technologies, Inc. | Injecteur de carburant |
DE102005001284A1 (de) * | 2005-01-11 | 2006-07-20 | Siemens Ag | Kraftstoffinjektor mit einer Registerdüse, deren innere Düsennadel in einem Nadelführungskörper geführt wird |
DE102005037956A1 (de) * | 2005-08-11 | 2007-02-15 | Robert Bosch Gmbh | Geteiltes Einspritzventilglied mit Doppelsitz |
DE102005046665A1 (de) * | 2005-09-29 | 2007-04-05 | Robert Bosch Gmbh | Kraftstoffeinspritzventil für Brennkraftmaschinen |
CN109812364B (zh) * | 2019-04-22 | 2019-07-16 | 常州江苏大学工程技术研究院 | 一种阀座及螺旋斜入式喷嘴 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1284687B (de) * | 1967-10-18 | 1968-12-05 | Bosch Gmbh Robert | Kraftstoffeinspritzventil fuer Vor- und Haupteinspritzung |
DD102198A1 (fr) * | 1973-02-02 | 1973-12-05 | ||
US4202500A (en) * | 1977-03-09 | 1980-05-13 | Maschinenfabrik Augsburg-Nuernberg Aktiengesellschaft | Multi-hole injection nozzle |
US4339080A (en) * | 1977-11-04 | 1982-07-13 | Robert Bosch Gmbh | Fuel injection nozzle |
-
2000
- 2000-03-06 EP EP20000301797 patent/EP1033488B1/fr not_active Expired - Lifetime
- 2000-03-06 DE DE2000623203 patent/DE60023203T2/de not_active Expired - Lifetime
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1284687B (de) * | 1967-10-18 | 1968-12-05 | Bosch Gmbh Robert | Kraftstoffeinspritzventil fuer Vor- und Haupteinspritzung |
DD102198A1 (fr) * | 1973-02-02 | 1973-12-05 | ||
US4202500A (en) * | 1977-03-09 | 1980-05-13 | Maschinenfabrik Augsburg-Nuernberg Aktiengesellschaft | Multi-hole injection nozzle |
US4339080A (en) * | 1977-11-04 | 1982-07-13 | Robert Bosch Gmbh | Fuel injection nozzle |
Also Published As
Publication number | Publication date |
---|---|
DE60023203D1 (de) | 2006-03-02 |
DE60023203T2 (de) | 2006-08-24 |
EP1033488B1 (fr) | 2005-10-19 |
EP1033488A2 (fr) | 2000-09-06 |
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