ATE390557T1 - Common-rail-injektor - Google Patents

Common-rail-injektor

Info

Publication number
ATE390557T1
ATE390557T1 AT05707805T AT05707805T ATE390557T1 AT E390557 T1 ATE390557 T1 AT E390557T1 AT 05707805 T AT05707805 T AT 05707805T AT 05707805 T AT05707805 T AT 05707805T AT E390557 T1 ATE390557 T1 AT E390557T1
Authority
AT
Austria
Prior art keywords
pressure
injector housing
common rail
injector
subjected
Prior art date
Application number
AT05707805T
Other languages
English (en)
Inventor
Hans-Christoph Magel
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 ATE390557T1 publication Critical patent/ATE390557T1/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
    • 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
    • F02M47/00—Fuel-injection apparatus operated cyclically with fuel-injection valves actuated by fluid 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
    • F02M63/0003—Fuel-injection apparatus having a cyclically-operated valve for connecting a pressure source, e.g. constant pressure pump or accumulator, to an injection valve held closed mechanically, e.g. by springs, and automatically opened by fuel pressure
    • F02M63/0007—Fuel-injection apparatus having a cyclically-operated valve for connecting a pressure source, e.g. constant pressure pump or accumulator, to an injection valve held closed mechanically, e.g. by springs, and automatically opened by fuel pressure using electrically actuated 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
    • F02M63/0014—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
    • 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
    • F02M63/0045—Three-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
    • F02M2547/00—Special features for fuel-injection valves actuated by fluid pressure
    • F02M2547/006—Springs assisting hydraulic closing force

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)
  • Platform Screen Doors And Railroad Systems (AREA)
  • Seats For Vehicles (AREA)
AT05707805T 2004-03-31 2005-01-19 Common-rail-injektor ATE390557T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE102004015744A DE102004015744A1 (de) 2004-03-31 2004-03-31 Common-Rail-Injektor

Publications (1)

Publication Number Publication Date
ATE390557T1 true ATE390557T1 (de) 2008-04-15

Family

ID=34960313

Family Applications (1)

Application Number Title Priority Date Filing Date
AT05707805T ATE390557T1 (de) 2004-03-31 2005-01-19 Common-rail-injektor

Country Status (5)

Country Link
US (1) US7387110B2 (de)
EP (1) EP1733139B1 (de)
AT (1) ATE390557T1 (de)
DE (2) DE102004015744A1 (de)
WO (1) WO2005095788A1 (de)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1836385B1 (de) * 2004-12-03 2010-12-29 Ganser-Hydromag AG Brennstoffeinspritzventil mit druckverstärkung
DE102006026400A1 (de) 2006-06-07 2007-12-13 Robert Bosch Gmbh Kraftstoffinjektor mit Servounterstützung
DE102006027330A1 (de) * 2006-06-13 2007-12-20 Robert Bosch Gmbh Kraftstoffinjektor
DE102006036779A1 (de) 2006-08-07 2008-02-14 Robert Bosch Gmbh Kraftstoffinjektor mit direkter Nadelsteurung und Servoventil-Unterstützung
DE102006047133A1 (de) * 2006-10-05 2008-04-10 Robert Bosch Gmbh Injektor für eine Kraftstoffeinspritzanlage
DE102006051205A1 (de) 2006-10-30 2008-05-08 Robert Bosch Gmbh Kraftstoffinjektor mit einer Messeinrichtung
DE102006055801A1 (de) * 2006-11-27 2008-05-29 Robert Bosch Gmbh Kraftstoffeinspritzventil für Brennkraftmaschinen
DE102007034318A1 (de) 2007-07-24 2009-01-29 Robert Bosch Gmbh Injektor
DE102007034319A1 (de) * 2007-07-24 2009-01-29 Robert Bosch Gmbh Injektor
US20090126689A1 (en) * 2007-11-16 2009-05-21 Caterpillar Inc. Fuel injector having valve with opposing sealing surfaces
DE102008001330A1 (de) 2008-04-23 2009-10-29 Robert Bosch Gmbh Kraftstoffeinspritzventil für Brennkraftmaschinen
JP6926836B2 (ja) * 2017-08-30 2021-08-25 株式会社Ｓｏｋｅｎ 燃料噴射装置
DE102018200288A1 (de) * 2018-01-10 2019-07-11 Continental Automotive Gmbh Piezo-Common-Rail-Injektor mit nach innen öffnendem Servoventil

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5152271A (en) 1985-07-15 1992-10-06 Osamu Matsumura Fuel injection apparatus
US6420817B1 (en) 2000-02-11 2002-07-16 Delphi Technologies, Inc. Method for detecting injection events in a piezoelectric actuated fuel injector
DE10019764B4 (de) * 2000-04-20 2004-09-23 Robert Bosch Gmbh Ventil zum Steuern von Flüssigkeiten
US20030062026A1 (en) * 2000-09-07 2003-04-03 Friedrich Boecking Common rail system
DE10147483B4 (de) * 2001-09-26 2005-05-19 Robert Bosch Gmbh Ventil zum Steuern von Flüssigkeiten
JP2003111448A (ja) 2001-09-28 2003-04-11 Denso Corp ピエゾアクチュエータ駆動回路
DE10151688A1 (de) * 2001-10-19 2003-04-30 Bosch Gmbh Robert Ventil zum Steuern von Flüssigkeiten
DE10203655A1 (de) 2002-01-30 2004-01-22 Robert Bosch Gmbh Brennstoffeinspritzventil
JP3832401B2 (ja) 2002-08-07 2006-10-11 トヨタ自動車株式会社 燃料噴射装置
US7108200B2 (en) * 2003-05-30 2006-09-19 Sturman Industries, Inc. Fuel injectors and methods of fuel injection
DE10333696A1 (de) * 2003-07-24 2005-02-24 Robert Bosch Gmbh Kraftstoffeinspritzvorrichtung

Also Published As

Publication number Publication date
DE502005003465D1 (en) 2008-05-08
EP1733139B1 (de) 2008-03-26
US20070221177A1 (en) 2007-09-27
US7387110B2 (en) 2008-06-17
DE102004015744A1 (de) 2005-10-13
WO2005095788A1 (de) 2005-10-13
EP1733139A1 (de) 2006-12-20

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Legal Events

Date Code Title Description
REN Ceased due to non-payment of the annual fee