DE50309190D1 - Kraftstoffeinspritzventil für Brennkraftmaschinen - Google Patents

Kraftstoffeinspritzventil für Brennkraftmaschinen

Info

Publication number
DE50309190D1
DE50309190D1 DE50309190T DE50309190T DE50309190D1 DE 50309190 D1 DE50309190 D1 DE 50309190D1 DE 50309190 T DE50309190 T DE 50309190T DE 50309190 T DE50309190 T DE 50309190T DE 50309190 D1 DE50309190 D1 DE 50309190D1
Authority
DE
Germany
Prior art keywords
internal combustion
fuel injection
injection valve
combustion engines
engines
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.)
Expired - Lifetime
Application number
DE50309190T
Other languages
English (en)
Inventor
Wolfgang Stoecklein
Holger Rapp
Dietmar Schmieder
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
Application granted granted Critical
Publication of DE50309190D1 publication Critical patent/DE50309190D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02MSUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
    • F02M61/00Fuel-injectors not provided for in groups F02M39/00 - F02M57/00 or F02M67/00
    • F02M61/16Details not provided for in, or of interest apart from, the apparatus of groups F02M61/02 - F02M61/14
    • F02M61/18Injection nozzles, e.g. having valve seats; Details of valve member seated ends, not otherwise provided for
    • F02M61/1873Valve seats or member ends having circumferential grooves or ridges, e.g. toroidal
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02MSUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
    • F02M61/00Fuel-injectors not provided for in groups F02M39/00 - F02M57/00 or F02M67/00
    • F02M61/04Fuel-injectors not provided for in groups F02M39/00 - F02M57/00 or F02M67/00 having valves, e.g. having a plurality of valves in series
    • F02M61/042The valves being provided with fuel passages
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02MSUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
    • F02M61/00Fuel-injectors not provided for in groups F02M39/00 - F02M57/00 or F02M67/00
    • F02M61/04Fuel-injectors not provided for in groups F02M39/00 - F02M57/00 or F02M67/00 having valves, e.g. having a plurality of valves in series
    • F02M61/10Other injectors with elongated valve bodies, i.e. of needle-valve type
    • F02M61/12Other injectors with elongated valve bodies, i.e. of needle-valve type characterised by the provision of guiding or centring means for valve bodies
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02MSUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
    • F02M61/00Fuel-injectors not provided for in groups F02M39/00 - F02M57/00 or F02M67/00
    • F02M61/16Details not provided for in, or of interest apart from, the apparatus of groups F02M61/02 - F02M61/14
    • F02M61/20Closing valves mechanically, e.g. arrangements of springs or weights or permanent magnets; Damping of valve lift

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Fuel-Injection Apparatus (AREA)
DE50309190T 2002-11-19 2003-05-28 Kraftstoffeinspritzventil für Brennkraftmaschinen Expired - Lifetime DE50309190D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2002153721 DE10253721A1 (de) 2002-11-19 2002-11-19 Kraftstoffeinspritzventil für Brennkraftmaschinen

Publications (1)

Publication Number Publication Date
DE50309190D1 true DE50309190D1 (de) 2008-04-03

Family

ID=32185815

Family Applications (2)

Application Number Title Priority Date Filing Date
DE2002153721 Withdrawn DE10253721A1 (de) 2002-11-19 2002-11-19 Kraftstoffeinspritzventil für Brennkraftmaschinen
DE50309190T Expired - Lifetime DE50309190D1 (de) 2002-11-19 2003-05-28 Kraftstoffeinspritzventil für Brennkraftmaschinen

Family Applications Before (1)

Application Number Title Priority Date Filing Date
DE2002153721 Withdrawn DE10253721A1 (de) 2002-11-19 2002-11-19 Kraftstoffeinspritzventil für Brennkraftmaschinen

Country Status (3)

Country Link
EP (1) EP1422418B1 (de)
JP (1) JP2004169699A (de)
DE (2) DE10253721A1 (de)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102005006818A1 (de) * 2005-02-15 2006-08-17 Volkswagen Mechatronic Gmbh & Co. Kg Dichtungseinrichtung für einen Kraftstoffinjektor sowie Verfahren zum Abdichten
DE102005025135A1 (de) 2005-06-01 2006-12-07 Robert Bosch Gmbh Kraftstoffeinspritzventil für Brennkraftmaschinen
JP5716788B2 (ja) * 2013-04-25 2015-05-13 株式会社デンソー 燃料噴射弁
DE102014226407A1 (de) * 2014-12-18 2016-06-23 Robert Bosch Gmbh Einspritzdüse für Kraftstoffe
CN109210253A (zh) * 2018-11-29 2019-01-15 美钻深海能源科技研发(上海)有限公司 一种节流稳定的针式节流阀
JP2022088969A (ja) * 2020-12-03 2022-06-15 株式会社ジャパンエンジンコーポレーション 燃料噴射弁および舶用内燃機関

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB562033A (en) * 1942-11-11 1944-06-15 William Reginald Cobb Improvements relating to fuel injectors for internal combustion engines
US3224684A (en) * 1963-04-16 1965-12-21 Hartford Machine Screw Co Fuel injection nozzle
GB2102877A (en) * 1981-07-25 1983-02-09 Vysoke Uceni Tech Brne Injection nozzle for fuel injection engines
DE8632002U1 (de) * 1986-11-28 1988-03-31 Robert Bosch Gmbh, 7000 Stuttgart, De
DE4117910A1 (de) * 1991-05-31 1992-12-03 Yaroslavskij Z Dizel Noj Appar Einspritzduese fuer brennkraftmaschinen
GB9425652D0 (en) * 1994-12-20 1995-02-22 Lucas Ind Plc Fuel injection nozzle
DE19634933B4 (de) * 1996-08-29 2007-06-06 Robert Bosch Gmbh Kraftstoffeinspritzventil für Brennkraftmaschinen
DE19820513A1 (de) * 1998-05-08 1999-11-11 Mtu Friedrichshafen Gmbh Kraftstoffeinspritzdüse für eine Brennkraftmaschine
DE19906383A1 (de) * 1999-02-16 2000-08-24 Siemens Ag Injektor für eine Einspritzanlage einer Brennkraftmaschine
GB9914546D0 (en) * 1999-06-23 1999-08-25 Lucas Ind Plc Fuel injector
DE19942370A1 (de) * 1999-09-04 2001-03-22 Bosch Gmbh Robert Einspritzdüse für Brennkraftmaschinen mit einer Ringnut in der Düsennadel
DE19946766C2 (de) * 1999-09-29 2001-07-26 Siemens Ag Injektor für eine Brennkraftmaschine mit Direkteinspritzung
DE10013198A1 (de) * 2000-03-17 2001-09-20 Siemens Ag Injektor für eine Einspritzanlage
DE10031264A1 (de) * 2000-06-27 2002-01-17 Bosch Gmbh Robert Kraftstoffeinspritzventil für Brennkraftmaschinen

Also Published As

Publication number Publication date
JP2004169699A (ja) 2004-06-17
DE10253721A1 (de) 2004-06-03
EP1422418A1 (de) 2004-05-26
EP1422418B1 (de) 2008-02-20

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition