DE50011086D1 - Kraftstoffeinspritzventil für brennkraftmaschinen - Google Patents

Kraftstoffeinspritzventil für brennkraftmaschinen

Info

Publication number
DE50011086D1
DE50011086D1 DE50011086T DE50011086T DE50011086D1 DE 50011086 D1 DE50011086 D1 DE 50011086D1 DE 50011086 T DE50011086 T DE 50011086T DE 50011086 T DE50011086 T DE 50011086T DE 50011086 D1 DE50011086 D1 DE 50011086D1
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
DE50011086T
Other languages
English (en)
Inventor
Friedrich Boecking
Wolfgang Stoecklein
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 DE50011086T priority Critical patent/DE50011086D1/de
Application granted granted Critical
Publication of DE50011086D1 publication Critical patent/DE50011086D1/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
    • 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
    • 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
    • F02M45/02—Fuel-injection apparatus characterised by having a cyclic delivery of specific time/pressure or time/quantity relationship with each cyclic delivery being separated into two or more parts
    • F02M45/04—Fuel-injection apparatus characterised by having a cyclic delivery of specific time/pressure or time/quantity relationship with each cyclic delivery being separated into two or more parts with a small initial part, e.g. initial part for partial load and initial and main part for full load
    • F02M45/08—Injectors peculiar thereto
    • 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
    • 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
    • F02M47/025—Hydraulically 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
    • 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
    • F02M2200/21—Fuel-injection apparatus with piezoelectric or magnetostrictive elements
    • 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
    • F02M2200/70—Linkage between actuator and actuated element, e.g. between piezoelectric actuator and needle valve or pump plunger
    • F02M2200/703—Linkage between actuator and actuated element, e.g. between piezoelectric actuator and needle valve or pump plunger hydraulic

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)
DE50011086T 1999-11-11 2000-11-10 Kraftstoffeinspritzventil für brennkraftmaschinen Expired - Lifetime DE50011086D1 (de)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DE50011086T DE50011086D1 (de) 1999-11-11 2000-11-10 Kraftstoffeinspritzventil für brennkraftmaschinen

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE19954288A DE19954288A1 (de) 1999-11-11 1999-11-11 Kraftstoffeinspritzventil für Brennkraftmaschinen
DE50011086T DE50011086D1 (de) 1999-11-11 2000-11-10 Kraftstoffeinspritzventil für brennkraftmaschinen
PCT/DE2000/004011 WO2001038712A2 (de) 1999-11-11 2000-11-10 Kraftstoffeinspritzventil für brennkraftmaschinen

Publications (1)

Publication Number Publication Date
DE50011086D1 true DE50011086D1 (de) 2005-10-06

Family

ID=7928696

Family Applications (2)

Application Number Title Priority Date Filing Date
DE19954288A Withdrawn DE19954288A1 (de) 1999-11-11 1999-11-11 Kraftstoffeinspritzventil für Brennkraftmaschinen
DE50011086T Expired - Lifetime DE50011086D1 (de) 1999-11-11 2000-11-10 Kraftstoffeinspritzventil für brennkraftmaschinen

Family Applications Before (1)

Application Number Title Priority Date Filing Date
DE19954288A Withdrawn DE19954288A1 (de) 1999-11-11 1999-11-11 Kraftstoffeinspritzventil für Brennkraftmaschinen

Country Status (7)

Country Link
US (1) US6581850B1 (de)
EP (1) EP1252433B1 (de)
JP (1) JP2003515045A (de)
KR (1) KR100717522B1 (de)
CZ (1) CZ295475B6 (de)
DE (2) DE19954288A1 (de)
WO (1) WO2001038712A2 (de)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10104618A1 (de) * 2001-02-02 2002-08-08 Bosch Gmbh Robert Ventil zum Steuern von Flüssigkeiten
DE10157419A1 (de) * 2001-11-23 2003-06-12 Bosch Gmbh Robert Leckagereduzierte Druckversorgung für Kraftstoffinjektoren
GB0215490D0 (en) * 2002-07-04 2002-08-14 Delphi Tech Inc Control valve arrangement
DE10247903A1 (de) * 2002-10-14 2004-04-22 Robert Bosch Gmbh Druckverstärkte Kraftstoffeinspritzeinrichtung mit innenliegender Steuerleitung
FI117805B (fi) * 2003-06-17 2007-02-28 Waertsilae Finland Oy Järjestely polttoaineen syöttölaitteistossa
DE10352736A1 (de) * 2003-11-12 2005-07-07 Robert Bosch Gmbh Kraftstoffinjektor mit direkter Nadeleinspritzung
ES2277229T3 (es) * 2004-06-30 2007-07-01 C.R.F. Societa Consortile Per Azioni Servovalvula para controlar el inyector de combustible de un motor de combustion interna.
DE102005008973A1 (de) * 2005-02-28 2006-08-31 Robert Bosch Gmbh Einspritzdüse
EP1731752B1 (de) * 2005-05-27 2010-01-20 C.R.F. Società Consortile per Azioni Brennstoffsteuer-Servoventil und Brennstoffeinspritzventil mit einem solchen Ventil
DE102006036779A1 (de) * 2006-08-07 2008-02-14 Robert Bosch Gmbh Kraftstoffinjektor mit direkter Nadelsteurung und Servoventil-Unterstützung
DE102009026567A1 (de) * 2009-05-29 2010-12-02 Robert Bosch Gmbh Kraftstoffinjektor mit Druckverstärkerkolben

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19624001A1 (de) * 1996-06-15 1997-12-18 Bosch Gmbh Robert Kraftstoffeinspritzvorrichtung für Brennkraftmaschinen
US5779149A (en) * 1996-07-02 1998-07-14 Siemens Automotive Corporation Piezoelectric controlled common rail injector with hydraulic amplification of piezoelectric stroke
GB9616521D0 (en) * 1996-08-06 1996-09-25 Lucas Ind Plc Injector
DE19732802A1 (de) * 1997-07-30 1999-02-04 Bosch Gmbh Robert Kraftstoffeinspritzvorrichtung für Brennkraftmaschinen
US6199533B1 (en) * 1999-02-01 2001-03-13 Cummins Engine Company, Inc. Pilot valve controlled three-way fuel injection control valve assembly
DE19813983A1 (de) 1998-03-28 1999-09-30 Bosch Gmbh Robert Ventil zum Steuern von Flüssigkeiten
US5875764A (en) * 1998-05-13 1999-03-02 Siemens Aktiengesellschaft Apparatus and method for valve control
DE19900033A1 (de) * 1999-01-02 2000-07-06 Bosch Gmbh Robert Kraftstoffeinspritzvorrichtung für Brennkraftmaschinen
DE19950224A1 (de) * 1999-10-19 2001-04-26 Bosch Gmbh Robert Doppelschaltendes Steuerventil für einen Injektor eines Kraftstoffeinspritzsystems für Brennkraftmaschinen mit kugelförmigem Stellglied

Also Published As

Publication number Publication date
JP2003515045A (ja) 2003-04-22
WO2001038712A3 (de) 2001-12-27
EP1252433B1 (de) 2005-08-31
CZ20012468A3 (cs) 2002-11-13
KR100717522B1 (ko) 2007-05-14
US6581850B1 (en) 2003-06-24
EP1252433A2 (de) 2002-10-30
KR20010101466A (ko) 2001-11-14
CZ295475B6 (cs) 2005-08-17
DE19954288A1 (de) 2001-05-17
WO2001038712A2 (de) 2001-05-31

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Legal Events

Date Code Title Description
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