WO1997001031A1 - Fuel pump and method of operating same - Google Patents
Fuel pump and method of operating same Download PDFInfo
- Publication number
- WO1997001031A1 WO1997001031A1 PCT/US1996/007246 US9607246W WO9701031A1 WO 1997001031 A1 WO1997001031 A1 WO 1997001031A1 US 9607246 W US9607246 W US 9607246W WO 9701031 A1 WO9701031 A1 WO 9701031A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- control valve
- piston
- valve body
- piston valve
- interval
- Prior art date
Links
- 239000000446 fuel Substances 0.000 title claims abstract description 46
- 238000000034 method Methods 0.000 title claims description 14
- 238000006073 displacement reaction Methods 0.000 claims abstract description 26
- 238000005086 pumping Methods 0.000 claims description 17
- 238000002347 injection Methods 0.000 claims description 15
- 239000007924 injection Substances 0.000 claims description 15
- 239000012530 fluid Substances 0.000 claims description 11
- 125000006850 spacer group Chemical group 0.000 claims description 11
- 239000002283 diesel fuel Substances 0.000 abstract description 2
- 230000000712 assembly Effects 0.000 description 4
- 238000000429 assembly Methods 0.000 description 4
- 238000002485 combustion reaction Methods 0.000 description 3
- 238000013459 approach Methods 0.000 description 2
- 238000013016 damping Methods 0.000 description 2
- 230000003467 diminishing effect Effects 0.000 description 2
- 230000000977 initiatory effect Effects 0.000 description 2
- 238000004891 communication Methods 0.000 description 1
- 125000004122 cyclic group Chemical group 0.000 description 1
- 230000003111 delayed effect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 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
- F02M59/44—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
-
- 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
- F02M2200/00—Details of fuel-injection apparatus, not otherwise provided for
- F02M2200/30—Fuel-injection apparatus having mechanical parts, the movement of which is damped
-
- 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
- F02M2200/00—Details of fuel-injection apparatus, not otherwise provided for
- F02M2200/30—Fuel-injection apparatus having mechanical parts, the movement of which is damped
- F02M2200/304—Fuel-injection apparatus having mechanical parts, the movement of which is damped using hydraulic means
-
- 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
- F02M2200/00—Details of fuel-injection apparatus, not otherwise provided for
- F02M2200/30—Fuel-injection apparatus having mechanical parts, the movement of which is damped
- F02M2200/306—Fuel-injection apparatus having mechanical parts, the movement of which is damped using mechanical means
Abstract
Description
Claims
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP96914714A EP0834013B1 (en) | 1995-06-23 | 1996-05-20 | Fuel pump |
DE69624240T DE69624240T2 (en) | 1995-06-23 | 1996-05-20 | FUEL PUMP |
JP9503837A JPH11508345A (en) | 1995-06-23 | 1996-05-20 | Fuel pump and operating method thereof |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US49394995A | 1995-06-23 | 1995-06-23 | |
US493,949 | 1995-06-23 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO1997001031A1 true WO1997001031A1 (en) | 1997-01-09 |
Family
ID=23962383
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/US1996/007246 WO1997001031A1 (en) | 1995-06-23 | 1996-05-20 | Fuel pump and method of operating same |
Country Status (4)
Country | Link |
---|---|
EP (1) | EP0834013B1 (en) |
JP (1) | JPH11508345A (en) |
DE (1) | DE69624240T2 (en) |
WO (1) | WO1997001031A1 (en) |
Cited By (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2335007A (en) * | 1998-03-06 | 1999-09-08 | Bosch Gmbh Robert | Fuel-injection device for internal combustion engines |
WO2000017511A1 (en) * | 1998-09-23 | 2000-03-30 | Robert Bosch Gmbh | Fuel injection device for internal combustion engines |
US6059545A (en) * | 1995-06-23 | 2000-05-09 | Diesel Technology Company | Fuel pump control valve assembly |
WO2000034644A1 (en) | 1998-12-11 | 2000-06-15 | Diesel Technology Company | Control valve |
US6089470A (en) * | 1999-03-10 | 2000-07-18 | Diesel Technology Company | Control valve assembly for pumps and injectors |
GB2350154A (en) * | 1999-05-21 | 2000-11-22 | Bosch Gmbh Robert | Fuel injection system with solenoid valve in high-pressure pump cylinder |
DE19939459A1 (en) * | 1999-08-20 | 2000-11-23 | Bosch Gmbh Robert | Hydraulic pressure source, especially in combustion engine, having externally controllable activation element in form of Piezo-electric actuator |
US6158419A (en) * | 1999-03-10 | 2000-12-12 | Diesel Technology Company | Control valve assembly for pumps and injectors |
US6450778B1 (en) | 2000-12-07 | 2002-09-17 | Diesel Technology Company | Pump system with high pressure restriction |
US6457457B1 (en) * | 1997-09-20 | 2002-10-01 | Delphi Technologies, Inc. | Control method |
US6523526B2 (en) | 2000-04-05 | 2003-02-25 | Daimler Chrysler Ag | Method for operating a diesel engine with a pump-line-nozzle injection system |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE19956519B4 (en) * | 1999-11-24 | 2004-05-27 | Robert Bosch Gmbh | Device for injecting a fluid with variable injection pressure |
JP2013053545A (en) * | 2011-09-02 | 2013-03-21 | Yanmar Co Ltd | Fuel injection pump |
JP6547564B2 (en) * | 2015-09-30 | 2019-07-24 | ヤンマー株式会社 | Electromagnetic spill valve |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2770394A (en) * | 1954-05-04 | 1956-11-13 | Automatic Canteen Co | Method and apparatus for dispensing a measured amount of beverage ingredients |
US3958902A (en) * | 1974-06-14 | 1976-05-25 | Taisan Industrial Co., Ltd. | Electromagnetic pump |
US4501246A (en) | 1981-07-22 | 1985-02-26 | Robert Bosch Gmbh | Fuel injection pump |
US4569641A (en) * | 1982-09-07 | 1986-02-11 | Greatbatch Enterprises, Inc. | Low power electromagnetic pump |
US4618095A (en) | 1985-07-02 | 1986-10-21 | General Motors Corporation | Electromagnetic unit fuel injector with port assist spilldown |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3302294A1 (en) * | 1983-01-25 | 1984-07-26 | Klöckner-Humboldt-Deutz AG, 5000 Köln | FUEL INJECTION DEVICE FOR AIR COMPRESSING, SELF-IGNITIONING INTERNAL COMBUSTION ENGINES |
DE3601710C2 (en) * | 1986-01-22 | 1998-07-02 | Bosch Gmbh Robert | Fuel injection device for internal combustion engines |
GB8829902D0 (en) * | 1988-12-22 | 1989-02-15 | Lucas Ind Plc | Control circuit |
DE4020951A1 (en) * | 1990-06-30 | 1992-01-02 | Bosch Gmbh Robert | MAGNETIC VALVE |
GB9422742D0 (en) * | 1994-11-11 | 1995-01-04 | Lucas Ind Plc | Drive circuit |
-
1996
- 1996-05-20 WO PCT/US1996/007246 patent/WO1997001031A1/en active IP Right Grant
- 1996-05-20 DE DE69624240T patent/DE69624240T2/en not_active Expired - Fee Related
- 1996-05-20 EP EP96914714A patent/EP0834013B1/en not_active Expired - Lifetime
- 1996-05-20 JP JP9503837A patent/JPH11508345A/en active Pending
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2770394A (en) * | 1954-05-04 | 1956-11-13 | Automatic Canteen Co | Method and apparatus for dispensing a measured amount of beverage ingredients |
US3958902A (en) * | 1974-06-14 | 1976-05-25 | Taisan Industrial Co., Ltd. | Electromagnetic pump |
US4501246A (en) | 1981-07-22 | 1985-02-26 | Robert Bosch Gmbh | Fuel injection pump |
US4569641A (en) * | 1982-09-07 | 1986-02-11 | Greatbatch Enterprises, Inc. | Low power electromagnetic pump |
US4618095A (en) | 1985-07-02 | 1986-10-21 | General Motors Corporation | Electromagnetic unit fuel injector with port assist spilldown |
Non-Patent Citations (1)
Title |
---|
See also references of EP0834013A4 * |
Cited By (22)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6059545A (en) * | 1995-06-23 | 2000-05-09 | Diesel Technology Company | Fuel pump control valve assembly |
US6457457B1 (en) * | 1997-09-20 | 2002-10-01 | Delphi Technologies, Inc. | Control method |
FR2775737A1 (en) * | 1998-03-06 | 1999-09-10 | Bosch Gmbh Robert | FUEL INJECTION DEVICE FOR INTERNAL COMBUSTION ENGINE |
GB2335007B (en) * | 1998-03-06 | 2000-03-29 | Bosch Gmbh Robert | Fuel-injection device for internal combustion engines |
GB2335007A (en) * | 1998-03-06 | 1999-09-08 | Bosch Gmbh Robert | Fuel-injection device for internal combustion engines |
WO2000017511A1 (en) * | 1998-09-23 | 2000-03-30 | Robert Bosch Gmbh | Fuel injection device for internal combustion engines |
WO2000034644A1 (en) | 1998-12-11 | 2000-06-15 | Diesel Technology Company | Control valve |
EP1149235A1 (en) * | 1998-12-11 | 2001-10-31 | Diesel Technology Company | Control valve |
EP1149235B1 (en) * | 1998-12-11 | 2012-05-02 | Diesel Technology Company | Control valve |
JP2002539360A (en) * | 1999-03-10 | 2002-11-19 | ディーゼル・テクノロジー・カンパニー | Control valve assembly for pump and injector |
US6158419A (en) * | 1999-03-10 | 2000-12-12 | Diesel Technology Company | Control valve assembly for pumps and injectors |
EP1165957A1 (en) * | 1999-03-10 | 2002-01-02 | Diesel Technology Company | Control valve assembly for pumps and injectors |
US6089470A (en) * | 1999-03-10 | 2000-07-18 | Diesel Technology Company | Control valve assembly for pumps and injectors |
EP1165957A4 (en) * | 1999-03-10 | 2004-03-03 | Diesel Tech Co | Control valve assembly for pumps and injectors |
JP2001003838A (en) * | 1999-05-21 | 2001-01-09 | Robert Bosch Gmbh | Electronic injection mechanism |
GB2350154B (en) * | 1999-05-21 | 2001-07-18 | Bosch Gmbh Robert | Electronic injection system |
GB2350154A (en) * | 1999-05-21 | 2000-11-22 | Bosch Gmbh Robert | Fuel injection system with solenoid valve in high-pressure pump cylinder |
JP4612149B2 (en) * | 1999-05-21 | 2011-01-12 | ローベルト ボツシユ ゲゼルシヤフト ミツト ベシユレンクテル ハフツング | Electronic injection mechanism |
DE19939459A1 (en) * | 1999-08-20 | 2000-11-23 | Bosch Gmbh Robert | Hydraulic pressure source, especially in combustion engine, having externally controllable activation element in form of Piezo-electric actuator |
US6523526B2 (en) | 2000-04-05 | 2003-02-25 | Daimler Chrysler Ag | Method for operating a diesel engine with a pump-line-nozzle injection system |
US6450778B1 (en) | 2000-12-07 | 2002-09-17 | Diesel Technology Company | Pump system with high pressure restriction |
US6854962B2 (en) | 2000-12-07 | 2005-02-15 | Robert Bosch Gmbh | Pump system with high pressure restriction |
Also Published As
Publication number | Publication date |
---|---|
EP0834013B1 (en) | 2002-10-09 |
EP0834013A1 (en) | 1998-04-08 |
EP0834013A4 (en) | 1999-09-22 |
DE69624240D1 (en) | 2002-11-14 |
DE69624240T2 (en) | 2003-06-18 |
JPH11508345A (en) | 1999-07-21 |
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