DE69222132T2 - Hochdruck-pumpendüse mit spritzverstellkammerdrucksteuerventil - Google Patents
Hochdruck-pumpendüse mit spritzverstellkammerdrucksteuerventilInfo
- Publication number
- DE69222132T2 DE69222132T2 DE69222132T DE69222132T DE69222132T2 DE 69222132 T2 DE69222132 T2 DE 69222132T2 DE 69222132 T DE69222132 T DE 69222132T DE 69222132 T DE69222132 T DE 69222132T DE 69222132 T2 DE69222132 T2 DE 69222132T2
- Authority
- DE
- Germany
- Prior art keywords
- adjustment chamber
- pump nozzle
- high pressure
- spray adjustment
- pressure pump
- 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.)
- Expired - Fee Related
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
- F02M57/00—Fuel-injectors combined or associated with other devices
- F02M57/02—Injectors structurally combined with fuel-injection pumps
- F02M57/022—Injectors structurally combined with fuel-injection pumps characterised by the pump drive
- F02M57/023—Injectors structurally combined with fuel-injection pumps characterised by the pump drive mechanical
- F02M57/024—Injectors structurally combined with fuel-injection pumps characterised by the pump drive mechanical with hydraulic link for varying the piston stroke
-
- 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
- F02M57/021—Injectors structurally combined with fuel-injection pumps the injector being of valveless type, e.g. the pump piston co-operating with a conical seat of an injection nozzle at the end of the pumping stroke
-
- 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
- F02M59/30—Varying fuel delivery in quantity or timing with variable-length-stroke pistons
-
- 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
- F02M63/005—Pressure relief valves
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 (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US07/729,500 US5209403A (en) | 1991-07-12 | 1991-07-12 | High pressure unit fuel injector with timing chamber pressure control |
PCT/US1992/005675 WO1993001407A1 (en) | 1991-07-12 | 1992-07-10 | High pressure unit fuel injector with timing chamber pressure control valve |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69222132D1 DE69222132D1 (de) | 1997-10-16 |
DE69222132T2 true DE69222132T2 (de) | 1998-01-22 |
Family
ID=24931327
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69222132T Expired - Fee Related DE69222132T2 (de) | 1991-07-12 | 1992-07-10 | Hochdruck-pumpendüse mit spritzverstellkammerdrucksteuerventil |
Country Status (5)
Country | Link |
---|---|
US (1) | US5209403A (de) |
EP (1) | EP0548329B1 (de) |
JP (1) | JP2581513B2 (de) |
DE (1) | DE69222132T2 (de) |
WO (1) | WO1993001407A1 (de) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE10234503B3 (de) * | 2002-07-23 | 2004-04-08 | Enginion Ag | Injektoranordnung |
Families Citing this family (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5301876A (en) * | 1991-07-12 | 1994-04-12 | Cummins Engine Company, Inc. | Unit injector with interchangeable subassembly for converting from open nozzle to closed nozzle operation |
US5275337A (en) * | 1992-06-15 | 1994-01-04 | Cummins Engine Company, Inc. | High pressure limiting valve with fast response and fuel injector equipped therewith |
US5611317A (en) * | 1995-08-09 | 1997-03-18 | Cummins Engine Company, Inc. | Open nozzle fuel injector having drive train wear compensation |
DE19626663A1 (de) * | 1996-07-03 | 1998-01-08 | Bosch Gmbh Robert | Kraftstoffeinspritzventil für Brennkraftmaschinen |
JPH10122090A (ja) * | 1996-10-14 | 1998-05-12 | Komatsu Ltd | ディーゼルエンジンの燃料噴射装置 |
GB9623469D0 (en) * | 1996-11-12 | 1997-01-08 | Lucas Ind Plc | Injector |
US5860597A (en) * | 1997-03-24 | 1999-01-19 | Cummins Engine Company, Inc. | Injection rate shaping nozzle assembly for a fuel injector |
US5894991A (en) * | 1997-08-22 | 1999-04-20 | Cummins Engine Company, Inc. | Unit injector with hard stop timing plunger |
US6030277A (en) * | 1997-09-30 | 2000-02-29 | Cummins Engine Company, Inc. | High infeed rate method for grinding ceramic workpieces with silicon carbide grinding wheels |
US6113012A (en) * | 1998-06-25 | 2000-09-05 | Caterpillar Inc. | Rate shaped fuel injector with internal dual flow rate office |
US6439204B1 (en) | 1999-08-19 | 2002-08-27 | Stanadyne Corporation | Timing advance piston for unit pump or unit injector and method thereof |
US20040206804A1 (en) * | 2002-07-16 | 2004-10-21 | Jaeyeon Kim | Traps for particle entrapment in deposition chambers |
EP2478210A4 (de) * | 2009-09-17 | 2013-06-05 | Int Engine Intellectual Prop | Hochdruckbrennstoffeinspritzer |
WO2013067190A2 (en) | 2011-11-01 | 2013-05-10 | Cummins Inc. | Fuel injector with injection control valve assembly |
DE102012220025A1 (de) * | 2012-06-29 | 2014-01-02 | Robert Bosch Gmbh | Kraftstoffeinspritzventil für Brennkraftmaschinen |
WO2016028317A1 (en) * | 2014-08-22 | 2016-02-25 | Cummins Inc. | System and method for improving fuel injector reliability |
US11815055B1 (en) | 2022-12-01 | 2023-11-14 | Caterpillar Inc. | Multi-fuel injector and method |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4419977A (en) * | 1979-03-23 | 1983-12-13 | Eaton Corporation | Fuel injection system and timing advance device therefor |
US4249499A (en) * | 1980-01-21 | 1981-02-10 | Cummins Engine Company, Inc. | Timing mechanism for a fuel supply system |
US4410138A (en) * | 1981-12-31 | 1983-10-18 | Cummins Engine Company, Inc. | Unit injector cooled by timing control fluid |
US4420116A (en) * | 1981-12-31 | 1983-12-13 | Cummins Engine Company, Inc. | Unit injector employing hydraulically controlled timing and fuel shut off |
US4410137A (en) * | 1981-12-31 | 1983-10-18 | Cummins Engine Company, Inc. | Miniaturized unit fuel injector employing hydraulically controlled timing |
US4463901A (en) * | 1982-07-29 | 1984-08-07 | Cummins Engine Company, Inc. | Unit fuel injector having independently controlled timing and metering |
US4721247A (en) * | 1986-09-19 | 1988-01-26 | Cummins Engine Company, Inc. | High pressure unit fuel injector |
DE3844475A1 (de) * | 1988-12-31 | 1990-07-05 | Bosch Gmbh Robert | Kraftstoffeinspritzeinrichtung fuer brennkraftmaschinen, insbesondere pumpeduese |
US5033442A (en) * | 1989-01-19 | 1991-07-23 | Cummins Engine Company, Inc. | Fuel injector with multiple variable timing |
US4986472A (en) * | 1989-09-05 | 1991-01-22 | Cummins Engine Company, Inc. | High pressure unit fuel injector with timing chamber pressure control |
US5076240A (en) * | 1990-06-07 | 1991-12-31 | Cummins Engine Company, Inc. | Articulated open nozzle high pressure unit fuel injector |
-
1991
- 1991-07-12 US US07/729,500 patent/US5209403A/en not_active Expired - Fee Related
-
1992
- 1992-07-10 WO PCT/US1992/005675 patent/WO1993001407A1/en active IP Right Grant
- 1992-07-10 JP JP5502380A patent/JP2581513B2/ja not_active Expired - Lifetime
- 1992-07-10 DE DE69222132T patent/DE69222132T2/de not_active Expired - Fee Related
- 1992-07-10 EP EP92915126A patent/EP0548329B1/de not_active Expired - Lifetime
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE10234503B3 (de) * | 2002-07-23 | 2004-04-08 | Enginion Ag | Injektoranordnung |
Also Published As
Publication number | Publication date |
---|---|
EP0548329B1 (de) | 1997-09-10 |
JPH06503147A (ja) | 1994-04-07 |
WO1993001407A1 (en) | 1993-01-21 |
EP0548329A1 (de) | 1993-06-30 |
JP2581513B2 (ja) | 1997-02-12 |
EP0548329A4 (en) | 1993-10-20 |
DE69222132D1 (de) | 1997-10-16 |
US5209403A (en) | 1993-05-11 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8327 | Change in the person/name/address of the patent owner |
Owner name: CUMMINS INC., COLUMBUS, IND., US |
|
8339 | Ceased/non-payment of the annual fee |