EP1277952A3 - Injecteur avec soupapes ouvrantes vers l'intérieur disposées l'une derrière l'autre - Google Patents
Injecteur avec soupapes ouvrantes vers l'intérieur disposées l'une derrière l'autre Download PDFInfo
- Publication number
- EP1277952A3 EP1277952A3 EP02014393A EP02014393A EP1277952A3 EP 1277952 A3 EP1277952 A3 EP 1277952A3 EP 02014393 A EP02014393 A EP 02014393A EP 02014393 A EP02014393 A EP 02014393A EP 1277952 A3 EP1277952 A3 EP 1277952A3
- Authority
- EP
- European Patent Office
- Prior art keywords
- injector
- behind
- valves
- valve
- opening valves
- 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
- 239000000446 fuel Substances 0.000 abstract 2
- 238000002485 combustion reaction Methods 0.000 abstract 1
- 238000002347 injection Methods 0.000 abstract 1
- 239000007924 injection Substances 0.000 abstract 1
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
- F02M59/00—Pumps specially adapted for fuel-injection and not provided for in groups F02M39/00 -F02M57/00, e.g. rotary cylinder-block type of pumps
- F02M59/20—Varying fuel delivery in quantity or timing
- F02M59/36—Varying fuel delivery in quantity or timing by variably-timed valves controlling fuel passages to pumping elements or overflow passages
- F02M59/366—Valves being actuated electrically
-
- 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
-
- 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
- F02M45/12—Fuel-injection apparatus characterised by having a cyclic delivery of specific time/pressure or time/quantity relationship providing a continuous cyclic delivery with variable 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
- F02M57/00—Fuel-injectors combined or associated with other devices
- F02M57/02—Injectors structurally combined with fuel-injection pumps
-
- 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
- F02M59/00—Pumps specially adapted for fuel-injection and not provided for in groups F02M39/00 -F02M57/00, e.g. rotary cylinder-block type of pumps
- F02M59/44—Details, components parts, or accessories not provided for in, or of interest apart from, the apparatus of groups F02M59/02 - F02M59/42; Pumps having transducers, e.g. to measure displacement of pump rack or piston
- F02M59/46—Valves
- F02M59/466—Electrically operated valves, e.g. using electromagnetic or piezoelectric operating means
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE10134529 | 2001-07-16 | ||
DE10134529A DE10134529C2 (de) | 2001-07-16 | 2001-07-16 | Injektor mit hintereinandergeschalteten, nach innen öffnenden Ventilen |
Publications (3)
Publication Number | Publication Date |
---|---|
EP1277952A2 EP1277952A2 (fr) | 2003-01-22 |
EP1277952A3 true EP1277952A3 (fr) | 2004-01-28 |
EP1277952B1 EP1277952B1 (fr) | 2005-05-04 |
Family
ID=7691954
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP02014393A Expired - Lifetime EP1277952B1 (fr) | 2001-07-16 | 2002-06-28 | Injecteur avec soupapes ouvrantes vers l'intérieur disposées l'une derrière l'autre |
Country Status (3)
Country | Link |
---|---|
US (1) | US6908044B2 (fr) |
EP (1) | EP1277952B1 (fr) |
DE (2) | DE10134529C2 (fr) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20060202053A1 (en) * | 2005-03-09 | 2006-09-14 | Gibson Dennis H | Control valve assembly and fuel injector using same |
US7737155B2 (en) * | 2005-05-17 | 2010-06-15 | Schering Corporation | Nitrogen-containing heterocyclic compounds and methods of use thereof |
DE102006039266B4 (de) * | 2006-08-22 | 2015-11-26 | Volkswagen Ag | 4/2-Wegeventil |
DE102007009167A1 (de) | 2007-02-26 | 2008-08-28 | Robert Bosch Gmbh | Mehrwegeventil |
DE102010039048A1 (de) * | 2010-08-09 | 2012-02-09 | Robert Bosch Gmbh | Einspritzvorrichtung |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0823549A2 (fr) * | 1996-08-06 | 1998-02-11 | Lucas Industries Public Limited Company | Injecteur |
DE19956598A1 (de) * | 1999-11-25 | 2001-06-13 | Bosch Gmbh Robert | Ventil zum Steuern von Flüssigkeiten |
DE10062896A1 (de) * | 2000-12-16 | 2002-06-20 | Bosch Gmbh Robert | Kraftstoffeinspritzeinrichtung für eine Brennkraftmaschine |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4071197A (en) * | 1976-02-19 | 1978-01-31 | Caterpillar Tractor Co. | Fuel injector with self-centering valve |
US4527737A (en) * | 1983-09-09 | 1985-07-09 | General Motors Corporation | Electromagnetic unit fuel injector with differential valve |
US5241935A (en) * | 1988-02-03 | 1993-09-07 | Servojet Electronic Systems, Ltd. | Accumulator fuel injection system |
US4986472A (en) * | 1989-09-05 | 1991-01-22 | Cummins Engine Company, Inc. | High pressure unit fuel injector with timing chamber pressure control |
US5121730A (en) * | 1991-10-11 | 1992-06-16 | Caterpillar Inc. | Methods of conditioning fluid in an electronically-controlled unit injector for starting |
DE4434892A1 (de) * | 1994-09-29 | 1996-04-11 | Siemens Ag | Einspritzventil |
-
2001
- 2001-07-16 DE DE10134529A patent/DE10134529C2/de not_active Expired - Fee Related
-
2002
- 2002-06-28 DE DE50202972T patent/DE50202972D1/de not_active Expired - Lifetime
- 2002-06-28 EP EP02014393A patent/EP1277952B1/fr not_active Expired - Lifetime
- 2002-07-15 US US10/195,994 patent/US6908044B2/en not_active Expired - Fee Related
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0823549A2 (fr) * | 1996-08-06 | 1998-02-11 | Lucas Industries Public Limited Company | Injecteur |
DE19956598A1 (de) * | 1999-11-25 | 2001-06-13 | Bosch Gmbh Robert | Ventil zum Steuern von Flüssigkeiten |
DE10062896A1 (de) * | 2000-12-16 | 2002-06-20 | Bosch Gmbh Robert | Kraftstoffeinspritzeinrichtung für eine Brennkraftmaschine |
Also Published As
Publication number | Publication date |
---|---|
US20030019956A1 (en) | 2003-01-30 |
US6908044B2 (en) | 2005-06-21 |
DE10134529C2 (de) | 2003-07-03 |
DE10134529A1 (de) | 2003-02-13 |
EP1277952A2 (fr) | 2003-01-22 |
DE50202972D1 (de) | 2005-06-09 |
EP1277952B1 (fr) | 2005-05-04 |
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