DE502004005391D1 - FUEL INJECTION DEVICE, ESPECIALLY FOR AN INTERNAL COMBUSTION ENGINE WITH FUEL DIRECT INJECTION - Google Patents

FUEL INJECTION DEVICE, ESPECIALLY FOR AN INTERNAL COMBUSTION ENGINE WITH FUEL DIRECT INJECTION

Info

Publication number
DE502004005391D1
DE502004005391D1 DE502004005391T DE502004005391T DE502004005391D1 DE 502004005391 D1 DE502004005391 D1 DE 502004005391D1 DE 502004005391 T DE502004005391 T DE 502004005391T DE 502004005391 T DE502004005391 T DE 502004005391T DE 502004005391 D1 DE502004005391 D1 DE 502004005391D1
Authority
DE
Germany
Prior art keywords
fuel
combustion engine
internal combustion
injection device
direct injection
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
DE502004005391T
Other languages
German (de)
Inventor
Siegfried Ruthardt
Holger Rapp
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 DE502004005391D1 publication Critical patent/DE502004005391D1/en
Anticipated expiration legal-status Critical
Active legal-status Critical Current

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
    • F02M61/00—Fuel-injectors not provided for in groups F02M39/00 - F02M57/00 or F02M67/00
    • F02M61/04—Fuel-injectors not provided for in groups F02M39/00 - F02M57/00 or F02M67/00 having valves, e.g. having a plurality of valves in series
    • F02M61/10—Other injectors with elongated valve bodies, i.e. of needle-valve type
    • F02M61/12—Other injectors with elongated valve bodies, i.e. of needle-valve type characterised by the provision of guiding or centring means for valve bodies

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)
DE502004005391T 2003-09-23 2004-08-04 FUEL INJECTION DEVICE, ESPECIALLY FOR AN INTERNAL COMBUSTION ENGINE WITH FUEL DIRECT INJECTION Active DE502004005391D1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE2003146222 DE10346222A1 (en) 2003-09-23 2003-09-23 Fuel injection device, especially for internal combustion engine with direct injection, has alignment arrangement that aligns sleeve part radially relative to housing recess and valve element is guided in sleeve part
PCT/DE2004/001743 WO2005038235A2 (en) 2003-09-23 2004-08-04 Fuel injection device, especially for a direct injection internal combustion engine

Publications (1)

Publication Number Publication Date
DE502004005391D1 true DE502004005391D1 (en) 2007-12-13

Family

ID=34306271

Family Applications (2)

Application Number Title Priority Date Filing Date
DE2003146222 Withdrawn DE10346222A1 (en) 2003-09-23 2003-09-23 Fuel injection device, especially for internal combustion engine with direct injection, has alignment arrangement that aligns sleeve part radially relative to housing recess and valve element is guided in sleeve part
DE502004005391T Active DE502004005391D1 (en) 2003-09-23 2004-08-04 FUEL INJECTION DEVICE, ESPECIALLY FOR AN INTERNAL COMBUSTION ENGINE WITH FUEL DIRECT INJECTION

Family Applications Before (1)

Application Number Title Priority Date Filing Date
DE2003146222 Withdrawn DE10346222A1 (en) 2003-09-23 2003-09-23 Fuel injection device, especially for internal combustion engine with direct injection, has alignment arrangement that aligns sleeve part radially relative to housing recess and valve element is guided in sleeve part

Country Status (3)

Country Link
EP (1) EP1671029B1 (en)
DE (2) DE10346222A1 (en)
WO (1) WO2005038235A2 (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102004024527A1 (en) * 2004-05-18 2005-12-15 Robert Bosch Gmbh Fuel injection system
DE102005039688A1 (en) * 2005-08-22 2007-03-01 Siemens Ag Nozzle assembly for injection valve, has casing arranged, such that flexural rigidity of casing is varied over axial length of housing and change of gap measure counteracts based on fluid pressure, where is formed between body and needle
JP4428357B2 (en) 2006-04-03 2010-03-10 株式会社デンソー Fuel injection valve
DE102006021491A1 (en) 2006-05-09 2007-11-15 Robert Bosch Gmbh Fuel injector with directly operable nozzle needle
DE102008005523A1 (en) * 2008-01-23 2009-07-30 Robert Bosch Gmbh fuel injector
DE102008061400A1 (en) * 2008-12-10 2010-06-17 Man Diesel Se Fuel injection valve for an internal combustion engine

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB809044A (en) * 1955-09-19 1959-02-18 Licencia Talalmanyokat Improvements in or relating to fuel injectors for diesel engines
EP0807757A1 (en) * 1994-06-06 1997-11-19 Ganser-Hydromag Ag Fuel injection valve for internal combustion engines
DE10122256A1 (en) * 2001-05-08 2002-11-21 Bosch Gmbh Robert Fuel injection device for internal combustion engines, in particular common rail injector, and fuel system and internal combustion engine

Also Published As

Publication number Publication date
WO2005038235A2 (en) 2005-04-28
WO2005038235A3 (en) 2006-01-26
DE10346222A1 (en) 2005-04-14
EP1671029B1 (en) 2007-10-31
EP1671029A2 (en) 2006-06-21

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition