ATE479837T1 - Kraftstoffinjektor mit druckausgeglichenem steuerventil - Google Patents

Kraftstoffinjektor mit druckausgeglichenem steuerventil

Info

Publication number
ATE479837T1
ATE479837T1 AT07727029T AT07727029T ATE479837T1 AT E479837 T1 ATE479837 T1 AT E479837T1 AT 07727029 T AT07727029 T AT 07727029T AT 07727029 T AT07727029 T AT 07727029T AT E479837 T1 ATE479837 T1 AT E479837T1
Authority
AT
Austria
Prior art keywords
control valve
seat
bore
fuel injector
pressure balanced
Prior art date
Application number
AT07727029T
Other languages
English (en)
Inventor
Nadja Eisenmenger
Original Assignee
Bosch Gmbh Robert
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 Bosch Gmbh Robert filed Critical Bosch Gmbh Robert
Application granted granted Critical
Publication of ATE479837T1 publication Critical patent/ATE479837T1/de

Links

Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02MSUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
    • F02M47/00Fuel-injection apparatus operated cyclically with fuel-injection valves actuated by fluid pressure
    • F02M47/02Fuel-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
    • F02M47/027Electrically actuated valves draining the chamber to release the closing pressure
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02MSUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
    • F02M63/00Other 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
    • F02M63/0012Valves
    • F02M63/0031Valves characterized by the type of valves, e.g. special valve member details, valve seat details, valve housing details
    • F02M63/004Sliding valves, e.g. spool valves, i.e. whereby the closing member has a sliding movement along a seat for opening and closing
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02MSUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
    • F02M63/00Other 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
    • F02M63/0012Valves
    • F02M63/0031Valves characterized by the type of valves, e.g. special valve member details, valve seat details, valve housing details
    • F02M63/0043Two-way valves
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02MSUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
    • F02M63/00Other 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
    • F02M63/0012Valves
    • F02M63/007Details not provided for in, or of interest apart from, the apparatus of the groups F02M63/0014 - F02M63/0059
    • F02M63/0073Pressure balanced valves
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02MSUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
    • F02M63/00Other 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
    • F02M63/0012Valves
    • F02M63/007Details not provided for in, or of interest apart from, the apparatus of the groups F02M63/0014 - F02M63/0059
    • F02M63/0078Valve member details, e.g. special shape, hollow or fuel passages in the valve member
    • F02M63/008Hollow valve members, e.g. members internally guided
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02MSUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
    • F02M2200/00Details of fuel-injection apparatus, not otherwise provided for
    • F02M2200/30Fuel-injection apparatus having mechanical parts, the movement of which is damped
    • F02M2200/304Fuel-injection apparatus having mechanical parts, the movement of which is damped using hydraulic means
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02MSUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
    • F02M2547/00Special features for fuel-injection valves actuated by fluid pressure
    • F02M2547/003Valve inserts containing control chamber and valve piston
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02MSUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
    • F02M63/00Other 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
    • F02M63/0012Valves
    • F02M63/0014Valves characterised by the valve actuating means
    • F02M63/0015Valves characterised by the valve actuating means electrical, e.g. using solenoid
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02MSUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
    • F02M63/00Other 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
    • F02M63/0012Valves
    • F02M63/0014Valves characterised by the valve actuating means
    • F02M63/0015Valves characterised by the valve actuating means electrical, e.g. using solenoid
    • F02M63/0026Valves 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)
  • Magnetically Actuated Valves (AREA)
AT07727029T 2006-05-10 2007-03-19 Kraftstoffinjektor mit druckausgeglichenem steuerventil ATE479837T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102006021741A DE102006021741A1 (de) 2006-05-10 2006-05-10 Kraftstoffinjektor mit druckausgeglichenem Steuerventil
PCT/EP2007/052551 WO2007128613A1 (de) 2006-05-10 2007-03-19 Kraftstoffinjektor mit druckausgeglichenem steuerventil

Publications (1)

Publication Number Publication Date
ATE479837T1 true ATE479837T1 (de) 2010-09-15

Family

ID=38124131

Family Applications (1)

Application Number Title Priority Date Filing Date
AT07727029T ATE479837T1 (de) 2006-05-10 2007-03-19 Kraftstoffinjektor mit druckausgeglichenem steuerventil

Country Status (7)

Country Link
US (1) US7870847B2 (de)
EP (1) EP2021618B1 (de)
CN (1) CN101490403B (de)
AT (1) ATE479837T1 (de)
DE (2) DE102006021741A1 (de)
RU (1) RU2441171C2 (de)
WO (1) WO2007128613A1 (de)

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DE102006049050A1 (de) * 2006-10-18 2008-04-30 Robert Bosch Gmbh Injektor zum Einspritzen von Kraftstoff
DE102006050163A1 (de) * 2006-10-25 2008-04-30 Robert Bosch Gmbh Injektor mit axial-druckausgeglichenem Steuerventil
DE102006053128A1 (de) * 2006-11-10 2008-05-15 Robert Bosch Gmbh Injektor zum Einpritzen von Kraftstoff
DE102007018472A1 (de) * 2007-04-19 2008-10-23 Robert Bosch Gmbh Kraftstoffinjektor mit Magnetventil
DE102007025964A1 (de) * 2007-06-04 2008-12-11 Robert Bosch Gmbh Hydraulikventil für einen Kraftstoffinjektor
DE102007044355A1 (de) 2007-06-21 2008-12-24 Robert Bosch Gmbh Steuerventil für einen Kraftstoffinjektor sowie Kraftstoffinjektor
DE102007044361A1 (de) * 2007-09-17 2009-03-19 Robert Bosch Gmbh Steuerventil für einen Kraftstoffinjektor
DE102007044356A1 (de) * 2007-09-17 2009-03-19 Robert Bosch Gmbh Injektor
DE102007047151A1 (de) * 2007-10-02 2009-04-09 Robert Bosch Gmbh Injektor mit Steuerventilhülse
DE102007052361A1 (de) 2007-11-02 2009-05-07 Robert Bosch Gmbh Elastischer Sitz für Schaltventile
DE102007052753A1 (de) * 2007-11-06 2009-05-07 Robert Bosch Gmbh Kraftstoffinjektor mit optimiertem Absteuerstoß
DE102007059263A1 (de) * 2007-12-10 2009-06-18 Robert Bosch Gmbh Schaltventil für Injektoren
DE102008003348A1 (de) * 2008-01-07 2009-07-09 Robert Bosch Gmbh Kraftstoffinjektor
DE102008005523A1 (de) * 2008-01-23 2009-07-30 Robert Bosch Gmbh Kraftstoffinjektor
DE102008000929A1 (de) * 2008-04-02 2009-10-08 Robert Bosch Gmbh Hydraulische Dämpfung
DE102008001281A1 (de) * 2008-04-21 2009-10-22 Robert Bosch Gmbh Injektor
JP4637930B2 (ja) * 2008-05-22 2011-02-23 三菱電機株式会社 燃料噴射弁
US20100007224A1 (en) * 2008-07-08 2010-01-14 Caterpillar Inc. Precision ground stator assembly for solenoid actuator and fuel injector using same
DE102008042158A1 (de) 2008-09-17 2010-03-18 Robert Bosch Gmbh Brennstoffeinspritzventil
DE102008043614A1 (de) 2008-11-10 2010-05-12 Robert Bosch Gmbh Brennstoffeinspritzventil
ATE514857T1 (de) * 2009-02-16 2011-07-15 Fiat Ricerche Verfahren zur herstellung eines öffnen/shliessen- elements für servoventile in kraftstoffineinspritzdüsen
ATE507389T1 (de) * 2009-02-16 2011-05-15 Fiat Ricerche Verfahren zur herstellung eines kraftstoffeinspritzservoventils
EP2218904B1 (de) * 2009-02-16 2011-09-07 C.R.F. Società Consortile per Azioni Verfahren zur Herstellung eines Kraftstoffeinspritzservoventils
ATE507390T1 (de) * 2009-02-16 2011-05-15 Fiat Ricerche Verfahren zur herstellung eines kraftstoffeinspritzservoventils
DE602009001092D1 (de) * 2009-02-16 2011-05-26 Fiat Ricerche Verfahren zur Herstellung eines Öffnen/Schliessen-Elements für ausgeglichene Servoventile von Kraftstoffeinspritzdüsen
DE102009001003B4 (de) 2009-02-19 2017-11-30 Robert Bosch Gmbh Brennstoffeinspritzventil
DE102009001399A1 (de) 2009-03-09 2010-09-16 Robert Bosch Gmbh Brennstoffeinspritzventil
DE102009026774A1 (de) 2009-06-05 2010-12-09 Robert Bosch Gmbh Schaltventil
DE102009026778A1 (de) 2009-06-05 2010-12-09 Robert Bosch Gmbh Schaltventil
DE102009027575A1 (de) 2009-07-09 2011-01-13 Robert Bosch Gmbh Schaltventil
DE102009027841A1 (de) 2009-07-20 2011-01-27 Robert Bosch Gmbh Kraftstoffeinspritzventil
DE102009029009A1 (de) 2009-08-31 2011-03-03 Robert Bosch Gmbh Injektor zum Einspritzen von Kraftstoff
DE102009029563A1 (de) 2009-09-18 2011-03-24 Robert Bosch Gmbh Injektor
DE102009045335A1 (de) * 2009-10-05 2011-04-07 Robert Bosch Gmbh Injektor
DE102009045995A1 (de) 2009-10-26 2011-06-09 Robert Bosch Gmbh Kraftstoffeinspritzvorrichtung
DE102009046563A1 (de) * 2009-11-10 2011-05-12 Robert Bosch Gmbh Kraftstoffinjektor
DE102010031670A1 (de) * 2010-07-22 2012-01-26 Robert Bosch Gmbh Steuerventil
DE102011077179A1 (de) 2011-06-08 2012-12-13 Robert Bosch Gmbh Anker für ein Magnetventil und Verfahren zur Herstellung eines Ankers
EP2791495B1 (de) 2011-10-01 2016-08-24 Robert Bosch GmbH Gegen kavitation beständiges einspritzventil
US9651013B2 (en) * 2012-04-24 2017-05-16 International Engine Intellectual Property Company, Llc Low leakage seat valve guide
DE102012221543A1 (de) * 2012-11-26 2014-05-28 Robert Bosch Gmbh Ventileinrichtung
DE102013211855A1 (de) * 2013-06-21 2014-12-24 Robert Bosch Gmbh Steuerventil für einen Kraftstoffinjektor
DE102013214589A1 (de) * 2013-07-25 2015-01-29 Robert Bosch Gmbh Schaltventil für einen Kraftstoffinjektor
DE102014209384A1 (de) 2014-05-16 2015-11-19 Robert Bosch Gmbh Ventil mit einem magnetischen Aktor
DE102015202726A1 (de) * 2015-02-16 2016-08-18 Robert Bosch Gmbh Steuerventilanordnung
GB201503158D0 (en) * 2015-02-25 2015-04-08 Delphi International Operations Luxembourg S.�.R.L. Control valve arrangement
DE102016209813A1 (de) * 2016-06-03 2017-12-07 Robert Bosch Gmbh Magnetventil und Kraftstoffinjektor mit einem Magnetventil
DE102016222386A1 (de) 2016-11-15 2018-05-17 Robert Bosch Gmbh Steuerventil für einen Kraftstoffinjektor, Kraftstoffinjektor
DE102016224208A1 (de) * 2016-12-06 2018-06-07 Robert Bosch Gmbh Elektromagnetisch betätigbares Steuerventil für einen Kraftstoffinjektor, Kraftstoffinjektor
JP6781661B2 (ja) * 2017-04-20 2020-11-04 ボッシュ株式会社 燃料噴射装置
CN110318926A (zh) * 2018-03-29 2019-10-11 罗伯特·博世有限公司 喷射器及其阀座
DE102018206504A1 (de) * 2018-04-26 2019-10-31 Robert Bosch Gmbh Kraftstoffinjektor
US20200043641A1 (en) * 2018-08-06 2020-02-06 Hamilton Sundstrand Corporation Electromechanical solenoid with armature having cross-sectional shape that restricts armature rotation

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Also Published As

Publication number Publication date
WO2007128613A1 (de) 2007-11-15
DE102006021741A1 (de) 2007-11-15
RU2441171C2 (ru) 2012-01-27
RU2008148285A (ru) 2010-06-20
US7870847B2 (en) 2011-01-18
DE502007004936D1 (de) 2010-10-14
CN101490403B (zh) 2012-06-13
CN101490403A (zh) 2009-07-22
US20090308354A1 (en) 2009-12-17
EP2021618B1 (de) 2010-09-01
EP2021618A1 (de) 2009-02-11

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