DE50307613D1 - KRAFTSTOFFEINSPRITZVENTIL FüR BRENNKRAFTMASCHINEN - Google Patents

KRAFTSTOFFEINSPRITZVENTIL FüR BRENNKRAFTMASCHINEN

Info

Publication number
DE50307613D1
DE50307613D1 DE50307613T DE50307613T DE50307613D1 DE 50307613 D1 DE50307613 D1 DE 50307613D1 DE 50307613 T DE50307613 T DE 50307613T DE 50307613 T DE50307613 T DE 50307613T DE 50307613 D1 DE50307613 D1 DE 50307613D1
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
DE50307613T
Other languages
English (en)
Inventor
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
Application granted granted Critical
Publication of DE50307613D1 publication Critical patent/DE50307613D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • F02M61/00—Fuel-injectors not provided for in groups F02M39/00 - F02M57/00 or F02M67/00
    • F02M61/16—Details not provided for in, or of interest apart from, the apparatus of groups F02M61/02 - F02M61/14
    • F02M61/18—Injection nozzles, e.g. having valve seats; Details of valve member seated ends, not otherwise provided for
    • F02M61/1866—Valve seats or member ends having multiple cones
    • 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
    • F02M61/16—Details not provided for in, or of interest apart from, the apparatus of groups F02M61/02 - F02M61/14
    • F02M61/18—Injection nozzles, e.g. having valve seats; Details of valve member seated ends, not otherwise provided for
    • 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
    • F02M61/16—Details not provided for in, or of interest apart from, the apparatus of groups F02M61/02 - F02M61/14
    • F02M61/18—Injection nozzles, e.g. having valve seats; Details of valve member seated ends, not otherwise provided for
    • F02M61/1806—Injection nozzles, e.g. having valve seats; Details of valve member seated ends, not otherwise provided for characterised by the arrangement of discharge orifices, e.g. orientation or size
    • 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
    • F02M61/16—Details not provided for in, or of interest apart from, the apparatus of groups F02M61/02 - F02M61/14
    • F02M61/18—Injection nozzles, e.g. having valve seats; Details of valve member seated ends, not otherwise provided for
    • F02M61/1806—Injection nozzles, e.g. having valve seats; Details of valve member seated ends, not otherwise provided for characterised by the arrangement of discharge orifices, e.g. orientation or size
    • F02M61/1833—Discharge orifices having changing cross sections, e.g. being divergent
    • 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
    • F02M61/16—Details not provided for in, or of interest apart from, the apparatus of groups F02M61/02 - F02M61/14
    • F02M61/18—Injection nozzles, e.g. having valve seats; Details of valve member seated ends, not otherwise provided for
    • F02M61/1873—Valve seats or member ends having circumferential grooves or ridges, e.g. toroidal

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Fuel-Injection Apparatus (AREA)
DE50307613T 2002-05-02 2003-03-21 KRAFTSTOFFEINSPRITZVENTIL FüR BRENNKRAFTMASCHINEN Expired - Lifetime DE50307613D1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE2002119608 DE10219608A1 (de) 2002-05-02 2002-05-02 Kraftstoffeinspritzventil für Brennkraftmaschinen
PCT/DE2003/000936 WO2003093669A1 (de) 2002-05-02 2003-03-21 Kraftstoffeinspritzventil für brennkraftmaschinen

Publications (1)

Publication Number Publication Date
DE50307613D1 true DE50307613D1 (de) 2007-08-16

Family

ID=29264993

Family Applications (2)

Application Number Title Priority Date Filing Date
DE2002119608 Withdrawn DE10219608A1 (de) 2002-05-02 2002-05-02 Kraftstoffeinspritzventil für Brennkraftmaschinen
DE50307613T Expired - Lifetime DE50307613D1 (de) 2002-05-02 2003-03-21 KRAFTSTOFFEINSPRITZVENTIL FüR BRENNKRAFTMASCHINEN

Family Applications Before (1)

Application Number Title Priority Date Filing Date
DE2002119608 Withdrawn DE10219608A1 (de) 2002-05-02 2002-05-02 Kraftstoffeinspritzventil für Brennkraftmaschinen

Country Status (3)

Country Link
EP (1) EP1504189B1 (de)
DE (2) DE10219608A1 (de)
WO (1) WO2003093669A1 (de)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102007051408A1 (de) 2007-10-25 2009-05-28 Prelatec Gmbh Verfahren zum Bohren von Löchern definierter Geometrien mittels Laserstrahlung
WO2010121767A1 (de) * 2009-04-20 2010-10-28 Prelatec Gmbh Düse mit mindestens einem spritzloch zum zerstäuben von fluiden
DE102011077268A1 (de) * 2011-06-09 2012-12-13 Robert Bosch Gmbh Einspritzventil für Brennkraftmaschinen
DE102012211459A1 (de) * 2012-07-03 2014-01-09 Robert Bosch Gmbh Kraftstoffeinspritzventil mit verbessertem Spritzloch
DE102013220917A1 (de) * 2013-10-15 2015-04-16 Continental Automotive Gmbh Einspritzdüse

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3306078A1 (de) * 1983-02-22 1984-08-23 Robert Bosch Gmbh, 7000 Stuttgart Kraftstoffeinspritzduese fuer brennkraftmaschinen
JP2819702B2 (ja) * 1989-12-12 1998-11-05 株式会社デンソー 燃料噴射弁
DE4025542A1 (de) * 1990-08-11 1992-02-13 Kloeckner Humboldt Deutz Ag Verfahren zum betreiben einer selbstzuendenden brennkraftmaschine
DE4200709A1 (de) * 1992-01-14 1993-07-15 Bosch Gmbh Robert Kraftstoffeinspritzduese fuer brennkraftmaschinen
JPH07224739A (ja) * 1994-02-15 1995-08-22 Nissan Motor Co Ltd 燃料噴射ノズル
JPH09177640A (ja) * 1995-12-15 1997-07-11 Caterpillar Inc 高サック容積を有する燃料噴射器による燃焼排気ガス清浄化システムとその方法
DE19729827A1 (de) * 1997-07-11 1999-01-14 Bosch Gmbh Robert Kraftstoffeinspritzventil
DE10000501A1 (de) 2000-01-08 2001-07-19 Bosch Gmbh Robert Kraftstoffeinspritzventil für Brennkraftmaschinen

Also Published As

Publication number Publication date
WO2003093669A1 (de) 2003-11-13
DE10219608A1 (de) 2003-11-20
EP1504189A1 (de) 2005-02-09
EP1504189B1 (de) 2007-07-04

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition