DE502007005792D1 - Injektor zur einspritzung von kraftstoff in brennräume von brennkraftmaschinen - Google Patents

Injektor zur einspritzung von kraftstoff in brennräume von brennkraftmaschinen

Info

Publication number
DE502007005792D1
DE502007005792D1 DE502007005792T DE502007005792T DE502007005792D1 DE 502007005792 D1 DE502007005792 D1 DE 502007005792D1 DE 502007005792 T DE502007005792 T DE 502007005792T DE 502007005792 T DE502007005792 T DE 502007005792T DE 502007005792 D1 DE502007005792 D1 DE 502007005792D1
Authority
DE
Germany
Prior art keywords
injector
valve
fuel
injection
internal combustion
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
DE502007005792T
Other languages
English (en)
Inventor
Andreas Rettich
Friedrich Boecking
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 DE502007005792D1 publication Critical patent/DE502007005792D1/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
    • 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)
DE502007005792T 2006-10-23 2007-09-12 Injektor zur einspritzung von kraftstoff in brennräume von brennkraftmaschinen Active DE502007005792D1 (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
DE502007005792D1 true DE502007005792D1 (de) 2011-01-05

Family

ID=38686539

Family Applications (2)

Application Number Title Priority Date Filing Date
DE102006049885A Withdrawn DE102006049885A1 (de) 2006-10-23 2006-10-23 Injektor zur Einspritzung von Kraftstoff in Brennräume von Brennkraftmaschinen
DE502007005792T Active DE502007005792D1 (de) 2006-10-23 2007-09-12 Injektor zur einspritzung von kraftstoff in brennräume von brennkraftmaschinen

Family Applications Before (1)

Application Number Title Priority Date Filing Date
DE102006049885A Withdrawn DE102006049885A1 (de) 2006-10-23 2006-10-23 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 (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ATE503106T1 (de) 2008-06-27 2011-04-15 Fiat Ricerche Brennstoffeinspritzvorrichtung mit balanciertem mess-servoventil für einen verbrennungsmotor
EP2202403B1 (de) 2008-06-27 2013-07-31 C.R.F. Società Consortile per Azioni Brennstoffeinspritzvorrichtung mit Mess-Servoventil für einen Verbrennungsmotor
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
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

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
WO1999034111A1 (de) * 1997-12-23 1999-07-08 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
ES2277230T3 (es) * 2004-06-30 2007-07-01 C.R.F. Societa Consortile Per Azioni Inyector de combustible para motor de combustion interna.
DE602004017593D1 (de) * 2004-06-30 2008-12-18 Fiat Ricerche Kraftstoffeinspritzeinrichtung für eine Brennkraftmaschine
EP1621764B1 (de) * 2004-06-30 2007-11-07 C.R.F. Società Consortile per Azioni Einspritzventil einer Brennkraftmaschine
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.
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
ATE489550T1 (de) 2010-12-15
CN101529080A (zh) 2009-09-09
US20100294240A1 (en) 2010-11-25
CN101529080B (zh) 2011-08-03
DE102006049885A1 (de) 2008-04-24
WO2008049691A1 (de) 2008-05-02
EP2082127A1 (de) 2009-07-29
US8573186B2 (en) 2013-11-05
EP2082127B1 (de) 2010-11-24

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