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DE502007004936D1 - Kraftstoffinjektor mit druckausgeglichenem steuerventil - Google Patents

Kraftstoffinjektor mit druckausgeglichenem steuerventil

Info

Publication number
DE502007004936D1
DE502007004936D1 DE502007004936T DE502007004936T DE502007004936D1 DE 502007004936 D1 DE502007004936 D1 DE 502007004936D1 DE 502007004936 T DE502007004936 T DE 502007004936T DE 502007004936 T DE502007004936 T DE 502007004936T DE 502007004936 D1 DE502007004936 D1 DE 502007004936D1
Authority
DE
Germany
Prior art keywords
control valve
seat
bore
fuel injector
combined control
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.)
Active
Application number
DE502007004936T
Other languages
English (en)
Inventor
Nadja Eisenmenger
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
Publication of DE502007004936D1 publication Critical patent/DE502007004936D1/de
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • 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
    • 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
    • F02M63/0031—Valves characterized by the type of valves, e.g. special valve member details, valve seat details, valve housing details
    • F02M63/004—Sliding valves, e.g. spool valves, i.e. whereby the closing member has a sliding movement along a seat for opening and closing
    • 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
    • F02M63/0031—Valves characterized by the type of valves, e.g. special valve member details, valve seat details, valve housing details
    • F02M63/0043—Two-way 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
    • 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
    • F02M63/007—Details not provided for in, or of interest apart from, the apparatus of the groups F02M63/0014 - F02M63/0059
    • F02M63/0073—Pressure balanced 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
    • 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
    • F02M63/007—Details not provided for in, or of interest apart from, the apparatus of the groups F02M63/0014 - F02M63/0059
    • F02M63/0078—Valve member details, e.g. special shape, hollow or fuel passages in the valve member
    • F02M63/008—Hollow valve members, e.g. members internally guided
    • 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
    • F02M2200/30—Fuel-injection apparatus having mechanical parts, the movement of which is damped
    • F02M2200/304—Fuel-injection apparatus having mechanical parts, the movement of which is damped using hydraulic 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
    • F02M2547/00—Special features for fuel-injection valves actuated by fluid pressure
    • F02M2547/003—Valve inserts containing control chamber and valve piston
    • 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
    • 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)
  • Magnetically Actuated Valves (AREA)
DE502007004936T 2006-05-10 2007-03-19 Kraftstoffinjektor mit druckausgeglichenem steuerventil Active DE502007004936D1 (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
DE502007004936D1 true DE502007004936D1 (de) 2010-10-14

Family

ID=38124131

Family Applications (2)

Application Number Title Priority Date Filing Date
DE102006021741A Withdrawn DE102006021741A1 (de) 2006-05-10 2006-05-10 Kraftstoffinjektor mit druckausgeglichenem Steuerventil
DE502007004936T Active DE502007004936D1 (de) 2006-05-10 2007-03-19 Kraftstoffinjektor mit druckausgeglichenem steuerventil

Family Applications Before (1)

Application Number Title Priority Date Filing Date
DE102006021741A Withdrawn DE102006021741A1 (de) 2006-05-10 2006-05-10 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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* Cited by examiner, † Cited by third party
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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
DE102007044357A1 (de) * 2007-06-21 2008-12-24 Robert Bosch Gmbh Steuerventil für ein Kraftstoffeinspritzventil
DE102007044356A1 (de) * 2007-09-17 2009-03-19 Robert Bosch Gmbh Injektor
DE102007044361A1 (de) * 2007-09-17 2009-03-19 Robert Bosch Gmbh Steuerventil für einen Kraftstoffinjektor
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
EP2218904B1 (de) * 2009-02-16 2011-09-07 C.R.F. Società Consortile per Azioni Verfahren zur Herstellung eines Kraftstoffeinspritzservoventils
ATE507389T1 (de) * 2009-02-16 2011-05-15 Fiat Ricerche Verfahren zur herstellung eines kraftstoffeinspritzservoventils
DE602009001184D1 (de) * 2009-02-16 2011-06-09 Fiat Ricerche Verfahren zur Herstellung eines Kraftstoffeinspritzservoventils
EP2218902B1 (de) * 2009-02-16 2011-04-13 C.R.F. Società Consortile per Azioni 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
WO2013162525A1 (en) * 2012-04-24 2013-10-31 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
US20090308354A1 (en) 2009-12-17
EP2021618B1 (de) 2010-09-01
RU2008148285A (ru) 2010-06-20
ATE479837T1 (de) 2010-09-15
DE102006021741A1 (de) 2007-11-15
US7870847B2 (en) 2011-01-18
CN101490403B (zh) 2012-06-13
EP2021618A1 (de) 2009-02-11
WO2007128613A1 (de) 2007-11-15
RU2441171C2 (ru) 2012-01-27
CN101490403A (zh) 2009-07-22

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