[go: up one dir, main page]

DE50302074D1 - KRAFTSTOFFEINSPRITZVENTIL FüR BRENNKRAFTMASCHINEN - Google Patents

KRAFTSTOFFEINSPRITZVENTIL FüR BRENNKRAFTMASCHINEN

Info

Publication number
DE50302074D1
DE50302074D1 DE50302074T DE50302074T DE50302074D1 DE 50302074 D1 DE50302074 D1 DE 50302074D1 DE 50302074 T DE50302074 T DE 50302074T DE 50302074 T DE50302074 T DE 50302074T DE 50302074 D1 DE50302074 D1 DE 50302074D1
Authority
DE
Germany
Prior art keywords
internal combustion
fuel injection
injection valve
combustion engines
engines
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
Application number
DE50302074T
Other languages
English (en)
Inventor
Detlev Potz
Thomas Kuegler
Andreas Koeninger
Predrag Nunic
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Robert Bosch GmbH
Original Assignee
Robert Bosch GmbH
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Robert Bosch GmbH filed Critical Robert Bosch GmbH
Priority to DE50302074T priority Critical patent/DE50302074D1/de
Application granted granted Critical
Publication of DE50302074D1 publication Critical patent/DE50302074D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
    • F02M61/00—Fuel-injectors not provided for in groups F02M39/00 - F02M57/00 or F02M67/00
    • F02M61/16—Details not provided for in, or of interest apart from, the apparatus of groups F02M61/02 - F02M61/14
    • F02M61/20—Closing valves mechanically, e.g. arrangements of springs or weights or permanent magnets; Damping of valve lift
    • F02M61/205—Means specially adapted for varying the spring tension or assisting the spring force to close the injection-valve, e.g. with damping of valve lift
    • 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
    • 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
    • F02M47/00—Fuel-injection apparatus operated cyclically with fuel-injection valves actuated by fluid pressure
    • F02M47/02—Fuel-injection apparatus operated cyclically with fuel-injection valves actuated by fluid pressure of accumulator-injector type, i.e. having fuel pressure of accumulator tending to open, and fuel pressure in other chamber tending to close, injection valves and having means for periodically releasing that closing pressure
    • F02M47/027—Electrically actuated valves draining the chamber to release the closing 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
    • F02M2200/00—Details of fuel-injection apparatus, not otherwise provided for
    • F02M2200/46—Valves, e.g. injectors, with concentric valve bodies
    • 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
    • F02M59/468—Electrically operated valves, e.g. using electromagnetic or piezoelectric operating means using 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
    • F02M61/00—Fuel-injectors not provided for in groups F02M39/00 - F02M57/00 or F02M67/00
    • F02M61/16—Details not provided for in, or of interest apart from, the apparatus of groups F02M61/02 - F02M61/14
    • F02M61/18—Injection nozzles, e.g. having valve seats; Details of valve member seated ends, not otherwise provided for
    • F02M61/1806—Injection nozzles, e.g. having valve seats; Details of valve member seated ends, not otherwise provided for characterised by the arrangement of discharge orifices, e.g. orientation or size
    • 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
    • F02M63/0014—Valves characterised by the valve actuating means
    • F02M63/0015—Valves characterised by the valve actuating means electrical, e.g. using solenoid
    • F02M63/0026—Valves characterised by the valve actuating means electrical, e.g. using solenoid using piezoelectric or magnetostrictive actuators

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Fuel-Injection Apparatus (AREA)
DE50302074T 2002-05-18 2003-03-25 KRAFTSTOFFEINSPRITZVENTIL FüR BRENNKRAFTMASCHINEN Expired - Lifetime DE50302074D1 (de)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DE50302074T DE50302074D1 (de) 2002-05-18 2003-03-25 KRAFTSTOFFEINSPRITZVENTIL FüR BRENNKRAFTMASCHINEN

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE10222196A DE10222196A1 (de) 2002-05-18 2002-05-18 Kraftstoffeinspritzventil für Brennkraftmaschinen
DE50302074T DE50302074D1 (de) 2002-05-18 2003-03-25 KRAFTSTOFFEINSPRITZVENTIL FüR BRENNKRAFTMASCHINEN
PCT/DE2003/000973 WO2003098028A1 (de) 2002-05-18 2003-03-25 Kraftstoffeinspritzventil für brennkraftmaschinen

Publications (1)

Publication Number Publication Date
DE50302074D1 true DE50302074D1 (de) 2006-02-02

Family

ID=29285567

Family Applications (2)

Application Number Title Priority Date Filing Date
DE10222196A Withdrawn DE10222196A1 (de) 2002-05-18 2002-05-18 Kraftstoffeinspritzventil für Brennkraftmaschinen
DE50302074T Expired - Lifetime DE50302074D1 (de) 2002-05-18 2003-03-25 KRAFTSTOFFEINSPRITZVENTIL FüR BRENNKRAFTMASCHINEN

Family Applications Before (1)

Application Number Title Priority Date Filing Date
DE10222196A Withdrawn DE10222196A1 (de) 2002-05-18 2002-05-18 Kraftstoffeinspritzventil für Brennkraftmaschinen

Country Status (5)

Country Link
US (1) US7021567B2 (de)
EP (1) EP1507972B1 (de)
JP (1) JP2005526211A (de)
DE (2) DE10222196A1 (de)
WO (1) WO2003098028A1 (de)

Families Citing this family (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10304605A1 (de) * 2003-02-05 2004-08-19 Robert Bosch Gmbh Kraftstoffeinspritzventil mit zwei koaxialen Ventilnadeln
DE10357769B4 (de) * 2003-12-10 2007-06-21 Siemens Ag Kraftstoffeinspritzventil
WO2005075810A1 (de) * 2004-02-05 2005-08-18 Siemens Aktiengesellschaft Einspritzventil
DE102004015360A1 (de) * 2004-03-30 2005-10-20 Bosch Gmbh Robert Kraftstoffeinspritzventil für Brennkraftmaschinen
DE102004020550A1 (de) * 2004-04-27 2005-11-24 Robert Bosch Gmbh Einspritzdüse
DE102004032700B3 (de) * 2004-07-06 2005-10-06 Siemens Ag Kraftstoffinjektor mit einem Kugelsitz für ein zweistufiges Servoventil
US7513241B2 (en) * 2004-12-03 2009-04-07 Ganser-Hydromag Ag Fuel injection valve with pressure gain
DE102004061800A1 (de) * 2004-12-22 2006-07-06 Robert Bosch Gmbh Injektor eines Kraftstoffeinspritzsystems einer Brennkraftmaschine
DE102004062073B4 (de) * 2004-12-23 2015-08-13 Continental Automotive Gmbh Verfahren und Vorrichtung zur Kompensation von Prelleffekten in einem piezogesteuerten Einspritzsystem einer Verbrennungskraftmaschine
FR2894631A1 (fr) * 2005-12-13 2007-06-15 Renault Sas Injecteur a vitesse de levee de soupape a aiguille variable et moteur comprenant un tel injecteur
DE102006040645A1 (de) * 2006-08-30 2008-03-13 Robert Bosch Gmbh Injektor für Brennkraftmaschinen
DE102007011613B4 (de) * 2007-01-22 2011-07-28 Airbus Operations GmbH, 21129 Beschlag zur Einleitung von hohen Kräften in eine Rumpfzelle eines Flugzeugs
DE102007009165A1 (de) * 2007-02-26 2008-08-28 Robert Bosch Gmbh Kraftstoffinjektor mit einer zusätzlichen Ablaufdrossel oder mit einer verbesserten Anordnung derselben im Steuerventil
JP4772016B2 (ja) 2007-09-07 2011-09-14 トヨタ自動車株式会社 内燃機関の燃料噴射制御装置
DE102010039051A1 (de) * 2010-08-09 2012-02-09 Robert Bosch Gmbh Einspritzvorrichtung
US8690075B2 (en) * 2011-11-07 2014-04-08 Caterpillar Inc. Fuel injector with needle control system that includes F, A, Z and E orifices
HUE027556T2 (en) * 2012-06-13 2016-10-28 Delphi Int Operations Luxembourg Sarl atomizer
JP6384366B2 (ja) * 2015-03-09 2018-09-05 株式会社デンソー 燃料噴射装置
US11591995B2 (en) * 2020-09-15 2023-02-28 Caterpillar Inc. Fuel injector having valve seat orifice plate with valve seat and drain and re-pressurization orifices
US11970977B2 (en) 2022-08-26 2024-04-30 Hamilton Sundstrand Corporation Variable restriction of a secondary circuit of a fuel injector
US11913381B1 (en) 2022-08-26 2024-02-27 Hamilton Sundstrand Corporation Force modification of passive spool for control of secondary nozzle circuits
US12270343B2 (en) 2022-08-26 2025-04-08 Collins Engine Nozzles, Inc. Proportional restriction of fuel nozzle with an auxiliary circuit
US11970976B2 (en) 2022-08-26 2024-04-30 Hamilton Sundstrand Corporation Variable restriction of fuel nozzle with an auxiliary circuit
US11913382B1 (en) 2022-08-26 2024-02-27 Hamilton Sundstrand Corporation Variable restriction of a fuel circuit of a fuel nozzle

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4115477C2 (de) * 1990-05-17 2003-02-06 Avl Verbrennungskraft Messtech Einspritzdüse für eine Brennkraftmaschine
GB9709678D0 (en) * 1997-05-14 1997-07-02 Lucas Ind Plc Fuel injector
GB9813476D0 (en) * 1998-06-24 1998-08-19 Lucas Ind Plc Fuel injector
GB9916464D0 (en) * 1999-07-14 1999-09-15 Lucas Ind Plc Fuel injector
AT3763U3 (de) * 1999-08-05 2000-12-27 Avl List Gmbh Nockenbetätigte einspritzeinrichtung für eine brennkraftmaschine
GB9922408D0 (en) * 1999-09-23 1999-11-24 Lucas Ind Plc Fuel injector
DE10115215A1 (de) * 2001-03-28 2002-10-10 Bosch Gmbh Robert Kraftstoffeinspritzventil für Brennkraftmaschinen
US6705543B2 (en) * 2001-08-22 2004-03-16 Cummins Inc. Variable pressure fuel injection system with dual flow rate injector
DE10205970A1 (de) * 2002-02-14 2003-09-04 Bosch Gmbh Robert Kraftstoffeinspritzventil für Brennkraftmaschinen

Also Published As

Publication number Publication date
JP2005526211A (ja) 2005-09-02
EP1507972B1 (de) 2005-12-28
EP1507972A1 (de) 2005-02-23
WO2003098028A1 (de) 2003-11-27
US7021567B2 (en) 2006-04-04
US20050224598A1 (en) 2005-10-13
DE10222196A1 (de) 2003-11-27

Similar Documents

Publication Publication Date Title
DE50305205D1 (de) Kraftstoffeinspritzventil f r brennkraftmaschinen
DE50100641D1 (de) Kraftstoffeinspritzventil für brennkraftmaschinen
DE602004028559D1 (de) Kraftstoffeinspritzungsregler für Brennkraftmaschine
DE50209290D1 (de) Kraftstoffeinspritzventil für brennkraftmaschinen
DE50300735D1 (de) Brennstoffeinspritzventil für verbrennungskraftmaschinen
DE60225072D1 (de) Kraftstoffeinspritzventil für dieselmotor
DE50302074D1 (de) KRAFTSTOFFEINSPRITZVENTIL FüR BRENNKRAFTMASCHINEN
DE50202740D1 (de) Kraftstoffeinspritzventil für brennkraftmaschinen
DE50010930D1 (de) Kraftstoffeinspritzventil für brennkraftmaschinen
DE50211554D1 (de) Kraftstoffeinspritzventil für brennkraftmaschinen
DE50305785D1 (de) Kraftstoffeinspritzventil für brennkraftmaschinen
DE50213847D1 (de) Kraftstoffeinspritzventil für Brennkraftmaschinen
DE50105813D1 (de) Kraftstoffeinspritzventil für brennkraftmaschinen
DE50009475D1 (de) Kraftstoffeinspritzventil für brennkraftmaschinen
DE50305296D1 (de) Kraftstoffeinspritzventil für brennkraftmaschinen
DE502004007716D1 (de) Kraftstoffeinspritzeinrichtung für Brennkraftmaschinen
DE50312891D1 (de) Kraftstoffeinspritzventil für brennkraftmaschinen
DE50306057D1 (de) Kraftstoffeinspritzventil für brennkraftmaschinen
DE50305850D1 (de) Kraftstoffeinspritzventil für brennkraftmaschinen
DE50008502D1 (de) Kraftstoffeinspritzventil für brennkraftmaschinen
DE50201953D1 (de) Kraftstoffeinspritzventil für brennkraftmaschinen
DE502004007360D1 (de) Kraftstoffeinspritzventil für brennkraftmaschinen
DE50214714D1 (de) Kraftstoffeinspritzventil für brennkraftmaschinen
DE50300174D1 (de) Kraftstoffeinspritzventil für Brennkraftmaschinen
DE50303303D1 (de) Kraftstoffeinspritzventil für brennkraftmaschinen

Legal Events

Date Code Title Description
8364 No opposition during term of opposition