ATE489550T1 - Injektor zur einspritzung von kraftstoff in brennräume von brennkraftmaschinen - Google Patents

Injektor zur einspritzung von kraftstoff in brennräume von brennkraftmaschinen

Info

Publication number
ATE489550T1
ATE489550T1 AT07820155T AT07820155T ATE489550T1 AT E489550 T1 ATE489550 T1 AT E489550T1 AT 07820155 T AT07820155 T AT 07820155T AT 07820155 T AT07820155 T AT 07820155T AT E489550 T1 ATE489550 T1 AT E489550T1
Authority
AT
Austria
Prior art keywords
injector
valve
chamber
injecting fuel
control valve
Prior art date
Application number
AT07820155T
Other languages
English (en)
Inventor
Andreas Rettich
Friedrich Boecking
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 ATE489550T1 publication Critical patent/ATE489550T1/de

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
    • 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
    • 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
    • F02M63/007—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
    • F02M2547/00—Special features for fuel-injection valves actuated by fluid pressure
    • F02M2547/003—Valve inserts containing control chamber and valve piston

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)
AT07820155T 2006-10-23 2007-09-12 Injektor zur einspritzung von kraftstoff in brennräume von brennkraftmaschinen ATE489550T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102006049885A DE102006049885A1 (de) 2006-10-23 2006-10-23 Injektor zur Einspritzung von Kraftstoff in Brennräume von Brennkraftmaschinen
PCT/EP2007/059593 WO2008049691A1 (de) 2006-10-23 2007-09-12 Injektor zur einspritzung von kraftstoff in brennräume von brennkraftmaschinen

Publications (1)

Publication Number Publication Date
ATE489550T1 true ATE489550T1 (de) 2010-12-15

Family

ID=38686539

Family Applications (1)

Application Number Title Priority Date Filing Date
AT07820155T ATE489550T1 (de) 2006-10-23 2007-09-12 Injektor zur einspritzung von kraftstoff in brennräume von brennkraftmaschinen

Country Status (6)

Country Link
US (1) US8573186B2 (de)
EP (1) EP2082127B1 (de)
CN (1) CN101529080B (de)
AT (1) ATE489550T1 (de)
DE (2) DE102006049885A1 (de)
WO (1) WO2008049691A1 (de)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9464613B2 (en) 2008-06-27 2016-10-11 C.R.F. Societa Consortile Per Azioni Fuel injector equipped with a metering servovalve for an internal combustion engine
DE602008003324D1 (de) 2008-06-27 2010-12-16 Fiat Ricerche Brennstoffeinspritzvorrichtung mit Mess-Servoventil für einen Verbrennungsmotor
ATE503106T1 (de) * 2008-06-27 2011-04-15 Fiat Ricerche Brennstoffeinspritzvorrichtung mit balanciertem mess-servoventil für einen verbrennungsmotor
EP2674608B1 (de) * 2012-06-13 2015-08-12 Delphi International Operations Luxembourg S.à r.l. Kraftstoffeinspritzdüse
CN104314722A (zh) * 2014-10-17 2015-01-28 中国重汽集团重庆燃油喷射系统有限公司 压力平衡式电控喷油器
DE102014225323A1 (de) * 2014-12-09 2016-06-09 Robert Bosch Gmbh Schalt- oder Druckregelventil für ein Karftstoffeinspritzsystem
US10077748B2 (en) 2014-12-23 2018-09-18 Cummins Inc. Fuel injector for common rail
DE102015203515A1 (de) * 2015-02-27 2016-09-01 Robert Bosch Gmbh Teildruckausgeglichenes Druckregelventil für einen Hochdruckspeicher
DE112022001977T5 (de) 2021-06-09 2024-01-18 Cummins-Scania Hpcr System, Llc Kraftstoffinjektoren mit fehlausrichtungskompensation

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6257499B1 (en) * 1994-06-06 2001-07-10 Oded E. Sturman High speed fuel injector
DE19640826B4 (de) * 1995-10-03 2004-11-25 Nippon Soken, Inc., Nishio Speicherkraftstoffeinspritzvorrichtung und Druckregelvorrichtung hierfür
US5947380A (en) * 1997-11-03 1999-09-07 Caterpillar Inc. Fuel injector utilizing flat-seat poppet valves
EP0970305B1 (de) * 1997-12-23 2003-05-21 Siemens Aktiengesellschaft Einspritzventil mit steuerventil
US6109542A (en) * 1998-09-21 2000-08-29 Cummins Engine Company, Inc. Servo-controlled fuel injector with leakage limiting device
ATE353118T1 (de) * 2000-07-18 2007-02-15 Delphi Tech Inc Kraftstoffeinspritzventil
FI119120B (fi) * 2004-01-23 2008-07-31 Waertsilae Finland Oy Laitteisto ja menetelmä polttoaineen ruiskutuspaineen muokkaamiseksi
DE602004003928T2 (de) * 2004-06-30 2007-10-18 C.R.F. S.C.P.A. Einspritzventil für Verbrennungskraftmaschine
EP1621764B1 (de) * 2004-06-30 2007-11-07 C.R.F. Società Consortile per Azioni Einspritzventil einer Brennkraftmaschine
EP1612403B1 (de) * 2004-06-30 2007-01-10 C.R.F. Società Consortile per Azioni Servoventil zum Steuern eines Einspritzventils einer Brennkraftmaschine
DE602004017593D1 (de) 2004-06-30 2008-12-18 Fiat Ricerche Kraftstoffeinspritzeinrichtung für eine Brennkraftmaschine
DE102004031790A1 (de) * 2004-07-01 2006-01-26 Robert Bosch Gmbh Common-Rail-Injektor
DE102004041172B3 (de) * 2004-08-25 2006-01-05 Siemens Ag Einspritzventil
DE102005040912A1 (de) * 2005-08-30 2007-03-08 Robert Bosch Gmbh Einspritzdüse
DE102007009165A1 (de) * 2007-02-26 2008-08-28 Robert Bosch Gmbh Kraftstoffinjektor mit einer zusätzlichen Ablaufdrossel oder mit einer verbesserten Anordnung derselben im Steuerventil

Also Published As

Publication number Publication date
WO2008049691A1 (de) 2008-05-02
EP2082127A1 (de) 2009-07-29
US8573186B2 (en) 2013-11-05
EP2082127B1 (de) 2010-11-24
DE102006049885A1 (de) 2008-04-24
DE502007005792D1 (de) 2011-01-05
CN101529080B (zh) 2011-08-03
CN101529080A (zh) 2009-09-09
US20100294240A1 (en) 2010-11-25

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