DE69918058T2 - Hydraulisch betätigter brennstoffinjektor mit nadelventilsitzbetätiger - Google Patents
Hydraulisch betätigter brennstoffinjektor mit nadelventilsitzbetätiger Download PDFInfo
- Publication number
- DE69918058T2 DE69918058T2 DE69918058T DE69918058T DE69918058T2 DE 69918058 T2 DE69918058 T2 DE 69918058T2 DE 69918058 T DE69918058 T DE 69918058T DE 69918058 T DE69918058 T DE 69918058T DE 69918058 T2 DE69918058 T2 DE 69918058T2
- Authority
- DE
- Germany
- Prior art keywords
- valve member
- actuating
- actuation
- fluid
- fuel
- 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 - Lifetime
Links
- 239000000446 fuel Substances 0.000 title claims description 137
- 238000007789 sealing Methods 0.000 title description 3
- 239000012530 fluid Substances 0.000 claims description 159
- 238000002347 injection Methods 0.000 claims description 63
- 239000007924 injection Substances 0.000 claims description 63
- 230000004044 response Effects 0.000 claims description 8
- 238000013461 design Methods 0.000 description 6
- 239000010687 lubricating oil Substances 0.000 description 6
- 230000008859 change Effects 0.000 description 5
- 230000009471 action Effects 0.000 description 4
- 238000004891 communication Methods 0.000 description 4
- 230000006835 compression Effects 0.000 description 4
- 238000007906 compression Methods 0.000 description 4
- 238000010276 construction Methods 0.000 description 4
- 239000002828 fuel tank Substances 0.000 description 4
- 230000036316 preload Effects 0.000 description 4
- 230000009467 reduction Effects 0.000 description 4
- 238000002485 combustion reaction Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 230000003134 recirculating effect Effects 0.000 description 3
- 238000012546 transfer Methods 0.000 description 3
- 230000007423 decrease Effects 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 125000006850 spacer group Chemical group 0.000 description 2
- 230000004913 activation Effects 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 239000012809 cooling fluid Substances 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 230000008030 elimination Effects 0.000 description 1
- 238000003379 elimination reaction Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000003071 parasitic effect Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 238000011144 upstream manufacturing 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
- 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
- F02M57/025—Injectors structurally combined with fuel-injection pumps characterised by the pump drive hydraulic, e.g. with pressure amplification
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Fuel-Injection Apparatus (AREA)
Applications Claiming Priority (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US11089798P | 1998-12-04 | 1998-12-04 | |
| US110897P | 1998-12-04 | ||
| US358990 | 1999-07-22 | ||
| US09/358,990 US6364282B1 (en) | 1998-12-04 | 1999-07-22 | Hydraulically actuated fuel injector with seated pin actuator |
| PCT/US1999/027545 WO2000034647A1 (en) | 1998-12-04 | 1999-11-19 | Hydraulically actuated fuel injector with seated pin actuator |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE69918058D1 DE69918058D1 (de) | 2004-07-22 |
| DE69918058T2 true DE69918058T2 (de) | 2005-07-07 |
Family
ID=26808485
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE69918058T Expired - Lifetime DE69918058T2 (de) | 1998-12-04 | 1999-11-19 | Hydraulisch betätigter brennstoffinjektor mit nadelventilsitzbetätiger |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US6364282B1 (enExample) |
| EP (1) | EP1053397B1 (enExample) |
| JP (1) | JP4418594B2 (enExample) |
| DE (1) | DE69918058T2 (enExample) |
| WO (1) | WO2000034647A1 (enExample) |
Families Citing this family (21)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19939457A1 (de) * | 1999-08-20 | 2001-03-01 | Bosch Gmbh Robert | Hydraulische Steuervorrichtung |
| DE10059424A1 (de) * | 2000-11-30 | 2002-06-06 | Bosch Gmbh Robert | Hubgesteuertes Ventil als Kraftstoff-Zumesseinrichtung eines Einspritzsystems für Brennkraftmaschinen |
| US6725838B2 (en) | 2001-10-09 | 2004-04-27 | Caterpillar Inc | Fuel injector having dual mode capabilities and engine using same |
| US7174881B2 (en) * | 2001-12-07 | 2007-02-13 | Caterpillar Inc. | Actuation valve for controlling fuel injector and compression release valve, and engine using same |
| US6978943B2 (en) * | 2002-01-30 | 2005-12-27 | International Engine Intellectual Property Company, Llc | Governor plate apparatus |
| US6857418B2 (en) * | 2002-10-15 | 2005-02-22 | International Engine Intellectual Property Company, Llc | Fuel injection timing compensation based on engine load |
| JP4019934B2 (ja) * | 2002-12-26 | 2007-12-12 | 株式会社デンソー | 制御弁および燃料噴射弁 |
| DE10335059A1 (de) * | 2003-07-31 | 2005-02-17 | Robert Bosch Gmbh | Schaltventil für einen Kraftstoffinjektor mit Druckübersetzer |
| DE10342567A1 (de) * | 2003-09-15 | 2005-04-14 | Robert Bosch Gmbh | Vorrichtung zum Einspritzen von Kraftstoff |
| DE10344897A1 (de) * | 2003-09-26 | 2005-04-21 | Bosch Gmbh Robert | Ventil zur Steuerung einer Verbindung in einem Hochdruckflüssigkeitssystem, insbesondere einer Kraftstoffeinspritzeinrichtung für eine Brennkraftmaschine |
| ITMI20031927A1 (it) * | 2003-10-07 | 2005-04-08 | Med S P A | Elettroiniettore perfezionato per combustibile gassoso. |
| DE102004002088A1 (de) * | 2004-01-15 | 2005-08-04 | Robert Bosch Gmbh | Druckgesteuerter CR-Injektor zur Kraftstoff-Einspritzung in Brennräume von Brennkraftmaschinen, insbesondere Dieselmotoren |
| DE102004024215A1 (de) * | 2004-05-15 | 2005-12-08 | L'orange Gmbh | Steuerventil |
| CN1712696B (zh) * | 2004-06-25 | 2012-07-04 | 株式会社电装 | 用于控制喷油器操作的压力控制阀 |
| DE602005017941D1 (de) * | 2005-02-08 | 2010-01-07 | Bosch Gmbh Robert | Befestigung eines ankers an einer ventilnadel in einem steuerventil für ein kraftstoffeinspritzventil |
| US20070290152A1 (en) * | 2006-06-16 | 2007-12-20 | Pengfei Ma | Poppet valve |
| DE102007035698A1 (de) * | 2007-07-30 | 2009-02-05 | Robert Bosch Gmbh | Kraftstoffeinspritzventil mit verbesserter Dichtheit am Dichtsitz eines druckausgeglichenen Steuerventils |
| GB2523170B (en) | 2014-02-17 | 2020-04-29 | Gm Global Tech Operations Llc | Method of operating a fuel injector |
| US10060421B2 (en) * | 2015-06-29 | 2018-08-28 | Caterpillar Inc. | Hydraulic drive multi-element cryogenic pump |
| DK179213B9 (en) * | 2016-12-01 | 2018-04-16 | Man Diesel & Turbo Filial Af Man Diesel & Turbo Se Tyskland | A fuel valve for injecting a liquid fuel into a combustion chamber of a large compression-igniting turbocharged two-stroke internal combustion engine |
| WO2020129631A1 (ja) * | 2018-12-19 | 2020-06-25 | 日立オートモティブシステムズ株式会社 | 燃料噴射制御装置 |
Family Cites Families (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4603671A (en) | 1983-08-17 | 1986-08-05 | Nippon Soken, Inc. | Fuel injector for an internal combustion engine |
| JP2712760B2 (ja) | 1990-05-29 | 1998-02-16 | トヨタ自動車株式会社 | 燃料噴射弁 |
| US5121730A (en) * | 1991-10-11 | 1992-06-16 | Caterpillar Inc. | Methods of conditioning fluid in an electronically-controlled unit injector for starting |
| US5438968A (en) | 1993-10-06 | 1995-08-08 | Bkm, Inc. | Two-cycle utility internal combustion engine |
| DE4341543A1 (de) | 1993-12-07 | 1995-06-08 | Bosch Gmbh Robert | Kraftstoffeinspritzeinrichtung für Brennkraftmaschinen |
| GB9411345D0 (en) | 1994-06-07 | 1994-07-27 | Lucas Ind Plc | Fuel supply system |
| US5687693A (en) | 1994-07-29 | 1997-11-18 | Caterpillar Inc. | Hydraulically-actuated fuel injector with direct control needle valve |
| US5669355A (en) | 1994-07-29 | 1997-09-23 | Caterpillar Inc. | Hydraulically-actuated fuel injector with direct control needle valve |
| JPH08158981A (ja) * | 1994-12-02 | 1996-06-18 | Nippondenso Co Ltd | 燃料噴射装置 |
| US5518030A (en) | 1994-12-12 | 1996-05-21 | Cummins Engine Company, Inc. | Three-way flow valve with variable drain orifice area |
| US5641148A (en) * | 1996-01-11 | 1997-06-24 | Sturman Industries | Solenoid operated pressure balanced valve |
| DE19709794A1 (de) * | 1997-03-10 | 1998-09-17 | Bosch Gmbh Robert | Ventil zum Steuern von Flüssigkeiten |
| US6102004A (en) * | 1997-12-19 | 2000-08-15 | Caterpillar, Inc. | Electronic control for a hydraulically activated, electronically controlled injector fuel system and method for operating same |
-
1999
- 1999-07-22 US US09/358,990 patent/US6364282B1/en not_active Expired - Lifetime
- 1999-11-19 JP JP2000587071A patent/JP4418594B2/ja not_active Expired - Fee Related
- 1999-11-19 DE DE69918058T patent/DE69918058T2/de not_active Expired - Lifetime
- 1999-11-19 EP EP99961729A patent/EP1053397B1/en not_active Expired - Lifetime
- 1999-11-19 WO PCT/US1999/027545 patent/WO2000034647A1/en not_active Ceased
Also Published As
| Publication number | Publication date |
|---|---|
| JP2002531769A (ja) | 2002-09-24 |
| WO2000034647A1 (en) | 2000-06-15 |
| US6364282B1 (en) | 2002-04-02 |
| EP1053397A1 (en) | 2000-11-22 |
| DE69918058D1 (de) | 2004-07-22 |
| JP4418594B2 (ja) | 2010-02-17 |
| EP1053397B1 (en) | 2004-06-16 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| DE69918058T2 (de) | Hydraulisch betätigter brennstoffinjektor mit nadelventilsitzbetätiger | |
| DE69738153T2 (de) | Hydraulisch-betätigtes Kraftstoffeinspritzventil mit direkt gesteuerter Ventilnadel | |
| DE19726604B4 (de) | Hydraulisch betätigte Brennstoffeinspritzvorrichtung und Verfahren zur Brennstoffeinspritzung | |
| EP0745764B1 (de) | Brennstoffeinspritzventil für Verbrennungskraftmaschinen | |
| DE19581047B4 (de) | Hydraulisch betätigte elektronisch gesteuerte Brennstoffeinspritzvorrichtung | |
| EP0939857B1 (de) | Kraftstoffeinspritzventil | |
| DE69919567T2 (de) | Brennstoffeinspritzung mit direkter nadelventilsteuerung | |
| EP2171255A1 (de) | Drossel an einer ventilnadel eines kraftstoffeinspritzventils für brennkraftmaschinen | |
| DE2742466A1 (de) | Pumpe-duese fuer luftverdichtende einspritzbrennkraftmaschinen | |
| DE69909082T2 (de) | Hydraulisch betätigtes kraftstoffeinspritzventil mit schiebersteuerventil zur mengenverlaufsgestaltung | |
| DE60022991T2 (de) | Kraftstoffinjektor | |
| DE19545162B4 (de) | Brennstoffeinspritzvorrichtung mit federvorgespanntem Steuerventil | |
| WO2011101419A1 (de) | Hochdruck-kraftstoff-einspritzventil für einen verbrennungsmotor | |
| DE10103164A1 (de) | Pilotbetätigte Schieberventilanordnung und Brennstoffeinspritzvorrichtung unter Verwendung derselben | |
| EP1399666B1 (de) | Kraftstoffeinspritzeinrichtung | |
| DE19603435A1 (de) | Von Einspritzratenform- bzw. -gestaltungssteuerung geöffnetes Rückschlagventil für eine Brennstoffeinspritzdüse | |
| EP1520100A1 (de) | Einrichtung zur nadelhubdämpfung an druckgesteuerten kraftstoffinjektoren | |
| DE10311932A1 (de) | Zwei-Stufen-Verstärker | |
| EP1774166A1 (de) | Vorrichtung zum einspritzen von kraftstoff in den brennraum einer brennkraftmaschine | |
| DE112006002281T5 (de) | Einspritzvorrichtung für ein einzelnes Strömungsmittel mit Ratenformungsfähigkeit | |
| DE3802161A1 (de) | Dieseleinspritzung durch elektrohydraulisch betriebene zylinderfoermige schieber | |
| DE69729333T2 (de) | Elektro-hydraulisch betätigtes Kraftstoffeinspritzventil mit einer Düsennadel, die direkt angesteuert wird | |
| AT501914A4 (de) | Vorrichtung zum einspritzen von kraftstoff in den brennraum einer brennkraftmaschine | |
| DE10000027A1 (de) | Brennstoffeinspritzvorrichtung mit gesteuertem Überlauf, zur Erzeugung einer geteilten Einspritzung | |
| EP1483499A1 (de) | Einrichtung zur druckmodulierten formung des einspritzverlaufes |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 8364 | No opposition during term of opposition |