EP0775260A1 - Kraftstoffeinspritzpumpe - Google Patents
KraftstoffeinspritzpumpeInfo
- Publication number
- EP0775260A1 EP0775260A1 EP94918282A EP94918282A EP0775260A1 EP 0775260 A1 EP0775260 A1 EP 0775260A1 EP 94918282 A EP94918282 A EP 94918282A EP 94918282 A EP94918282 A EP 94918282A EP 0775260 A1 EP0775260 A1 EP 0775260A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- valve
- fuel
- chamber
- bore
- 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.)
- Granted
Links
- 238000002347 injection Methods 0.000 title claims abstract description 40
- 239000007924 injection Substances 0.000 title claims abstract description 40
- 239000000446 fuel Substances 0.000 claims abstract description 38
- 239000007788 liquid Substances 0.000 claims description 7
- 230000033001 locomotion Effects 0.000 claims description 7
- 238000002485 combustion reaction Methods 0.000 claims description 5
- 230000005284 excitation Effects 0.000 claims description 4
- 238000011144 upstream manufacturing Methods 0.000 claims description 3
- 238000000034 method Methods 0.000 description 10
- 230000010349 pulsation Effects 0.000 description 4
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000000977 initiatory effect Effects 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
- F02M41/00—Fuel-injection apparatus with two or more injectors fed from a common pressure-source sequentially by means of a distributor
- F02M41/02—Fuel-injection apparatus with two or more injectors fed from a common pressure-source sequentially by means of a distributor the distributor being spaced from pumping elements
- F02M41/04—Fuel-injection apparatus with two or more injectors fed from a common pressure-source sequentially by means of a distributor the distributor being spaced from pumping elements the distributor reciprocating
-
- 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
- F02M41/00—Fuel-injection apparatus with two or more injectors fed from a common pressure-source sequentially by means of a distributor
- F02M41/08—Fuel-injection apparatus with two or more injectors fed from a common pressure-source sequentially by means of a distributor the distributor and pumping elements being combined
- F02M41/14—Fuel-injection apparatus with two or more injectors fed from a common pressure-source sequentially by means of a distributor the distributor and pumping elements being combined rotary distributor supporting pump pistons
- F02M41/1405—Fuel-injection apparatus with two or more injectors fed from a common pressure-source sequentially by means of a distributor the distributor and pumping elements being combined rotary distributor supporting pump pistons pistons being disposed radially with respect to rotation axis
- F02M41/1411—Fuel-injection apparatus with two or more injectors fed from a common pressure-source sequentially by means of a distributor the distributor and pumping elements being combined rotary distributor supporting pump pistons pistons being disposed radially with respect to rotation axis characterised by means for varying fuel delivery or injection timing
-
- 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
Abstract
Description
Claims
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE4323683 | 1993-07-15 | ||
DE4323683A DE4323683A1 (de) | 1993-07-15 | 1993-07-15 | Kraftstoffeinspritzpumpe |
PCT/DE1994/000695 WO1995002760A1 (de) | 1993-07-15 | 1994-06-18 | Kraftstoffeinspritzpumpe |
Publications (2)
Publication Number | Publication Date |
---|---|
EP0775260A1 true EP0775260A1 (de) | 1997-05-28 |
EP0775260B1 EP0775260B1 (de) | 1998-09-09 |
Family
ID=6492856
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP94918282A Expired - Lifetime EP0775260B1 (de) | 1993-07-15 | 1994-06-18 | Kraftstoffeinspritzpumpe |
Country Status (8)
Country | Link |
---|---|
US (1) | US5700139A (de) |
EP (1) | EP0775260B1 (de) |
JP (1) | JPH09500186A (de) |
KR (1) | KR100337101B1 (de) |
CN (1) | CN1055523C (de) |
DE (2) | DE4323683A1 (de) |
RU (1) | RU2115014C1 (de) |
WO (1) | WO1995002760A1 (de) |
Families Citing this family (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE19717494A1 (de) * | 1997-04-25 | 1998-10-29 | Bosch Gmbh Robert | Kraftstoffeinspritzpumpe der Verteilerbauart |
US5927614A (en) * | 1997-08-22 | 1999-07-27 | Touvelle; Matthew S. | Modular control valve for a fuel injector having magnetic isolation features |
DE19837333A1 (de) * | 1998-08-18 | 2000-02-24 | Bosch Gmbh Robert | Steuereinheit zur Steuerung des Druckaufbaus in einer Pumpeneinheit |
EP1477665B1 (de) * | 1999-02-09 | 2008-04-23 | Hitachi, Ltd. | Hochdruckbrennstoffpumpe für eine Brennkraftmaschine |
DE19952511B4 (de) * | 1999-10-30 | 2004-09-30 | Robert Bosch Gmbh | Common-Rail-Injektor |
DE10058011A1 (de) * | 2000-11-23 | 2002-05-29 | Bosch Gmbh Robert | Magnetventilgesteuerte Kraftstoffeinspritzpumpe für Brennkraftmaschinen, insbesondere Dieselmotoren |
WO2005009627A2 (en) * | 2003-07-14 | 2005-02-03 | Nordson Corporation | Apparatus and method for dispensing discrete amounts of viscous material |
DE102004013244A1 (de) * | 2004-03-18 | 2005-10-06 | Robert Bosch Gmbh | Hochdruckpumpe, insbesondere für eine Kraftstoffeinspritzeinrichtung einer Brennkraftmaschine |
CN100368679C (zh) * | 2004-04-30 | 2008-02-13 | 株式会社电装 | 具有用于控制喷嘴喷针的结构的喷射器 |
JP5262933B2 (ja) * | 2009-04-03 | 2013-08-14 | 株式会社デンソー | 燃料噴射装置 |
DE102009046563A1 (de) * | 2009-11-10 | 2011-05-12 | Robert Bosch Gmbh | Kraftstoffinjektor |
DE102010040581A1 (de) * | 2010-02-24 | 2011-08-25 | Robert Bosch GmbH, 70469 | Kraftstoffinjektor sowie Verfahren zur Herstellung und/oder Montage einer Düsennadel-Baugruppe |
DE102010064219A1 (de) * | 2010-12-27 | 2012-06-28 | Robert Bosch Gmbh | Druckregelanordnung eines Kraftstoffeinspritzsystems mit einem druckseitig von einer Pumpe angeordneten Ventil |
US9464631B2 (en) * | 2013-01-08 | 2016-10-11 | Cummins Inc. | Fuel pump for an internal combustion engine |
DE102017201581A1 (de) * | 2017-02-01 | 2018-08-02 | Robert Bosch Gmbh | Magnetventilanordnung für einen Kraftstoffinjektor zum Einspritzen von flüssigem und/oder gasförmigem Kraftstoff |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2041170B (en) * | 1979-01-25 | 1983-02-16 | Lucas Industries Ltd | Flow control valve |
US4757795A (en) * | 1986-04-21 | 1988-07-19 | Stanadyne, Inc. | Method and apparatus for regulating fuel injection timing and quantity |
US5215060A (en) * | 1991-07-16 | 1993-06-01 | Stanadyne Automotive Corp. | Fuel system for rotary distributor fuel injection pump |
DE4221921B4 (de) * | 1991-09-21 | 2005-12-22 | Robert Bosch Gmbh | Kraftstoffeinspritzpumpe für Brennkraftmaschinen |
DE4135595A1 (de) * | 1991-10-29 | 1993-05-06 | Robert Bosch Gmbh, 7000 Stuttgart, De | Kraftstoffeinspritzpumpe fuer brennkraftmaschinen |
DE4142940C2 (de) * | 1991-12-24 | 1994-01-27 | Bosch Gmbh Robert | Elektrisch gesteuerte Pumpedüse |
DE4142998C1 (de) * | 1991-12-24 | 1993-07-22 | Robert Bosch Gmbh, 7000 Stuttgart, De | |
US5228844A (en) * | 1992-10-14 | 1993-07-20 | Stanadyne Automotive Corp. | Rotary distributor type fuel injection pump |
US5345916A (en) * | 1993-02-25 | 1994-09-13 | General Motors Corporation | Controlled fuel injection rate for optimizing diesel engine operation |
DE4339948A1 (de) * | 1993-11-24 | 1995-06-01 | Bosch Gmbh Robert | Kraftstoffeinspritzpumpe |
-
1993
- 1993-07-15 DE DE4323683A patent/DE4323683A1/de not_active Withdrawn
-
1994
- 1994-06-18 US US08/581,579 patent/US5700139A/en not_active Expired - Fee Related
- 1994-06-18 DE DE59406899T patent/DE59406899D1/de not_active Expired - Fee Related
- 1994-06-18 KR KR1019960700009A patent/KR100337101B1/ko not_active IP Right Cessation
- 1994-06-18 CN CN94192736A patent/CN1055523C/zh not_active Expired - Fee Related
- 1994-06-18 EP EP94918282A patent/EP0775260B1/de not_active Expired - Lifetime
- 1994-06-18 WO PCT/DE1994/000695 patent/WO1995002760A1/de active IP Right Grant
- 1994-06-18 RU RU96103359A patent/RU2115014C1/ru not_active IP Right Cessation
- 1994-06-18 JP JP7504275A patent/JPH09500186A/ja active Pending
Non-Patent Citations (1)
Title |
---|
See references of WO9502760A1 * |
Also Published As
Publication number | Publication date |
---|---|
US5700139A (en) | 1997-12-23 |
CN1055523C (zh) | 2000-08-16 |
RU2115014C1 (ru) | 1998-07-10 |
KR100337101B1 (ko) | 2002-11-20 |
DE59406899D1 (de) | 1998-10-15 |
JPH09500186A (ja) | 1997-01-07 |
CN1127024A (zh) | 1996-07-17 |
EP0775260B1 (de) | 1998-09-09 |
KR960704152A (ko) | 1996-08-31 |
DE4323683A1 (de) | 1995-01-19 |
WO1995002760A1 (de) | 1995-01-26 |
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