ATE487048T1 - Einspritzdüse - Google Patents

Einspritzdüse

Info

Publication number
ATE487048T1
ATE487048T1 AT05251316T AT05251316T ATE487048T1 AT E487048 T1 ATE487048 T1 AT E487048T1 AT 05251316 T AT05251316 T AT 05251316T AT 05251316 T AT05251316 T AT 05251316T AT E487048 T1 ATE487048 T1 AT E487048T1
Authority
AT
Austria
Prior art keywords
valve member
outer valve
effective surface
surface area
seating region
Prior art date
Application number
AT05251316T
Other languages
English (en)
Inventor
Michael P Cooke
Original Assignee
Delphi Tech Holding Sarl
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 Delphi Tech Holding Sarl filed Critical Delphi Tech Holding Sarl
Application granted granted Critical
Publication of ATE487048T1 publication Critical patent/ATE487048T1/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
    • F02M45/00—Fuel-injection apparatus characterised by having a cyclic delivery of specific time/pressure or time/quantity relationship
    • F02M45/02—Fuel-injection apparatus characterised by having a cyclic delivery of specific time/pressure or time/quantity relationship with each cyclic delivery being separated into two or more parts
    • F02M45/04—Fuel-injection apparatus characterised by having a cyclic delivery of specific time/pressure or time/quantity relationship with each cyclic delivery being separated into two or more parts with a small initial part, e.g. initial part for partial load and initial and main part for full load
    • F02M45/08—Injectors peculiar thereto
    • F02M45/086—Having more than one injection-valve controlling discharge orifices
    • 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
    • F02M61/16—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
    • F02M2200/00—Details of fuel-injection apparatus, not otherwise provided for
    • F02M2200/46—Valves, e.g. injectors, with concentric valve bodies
    • 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
    • F02M61/1813—Discharge orifices having different orientations with respect to valve member direction of movement, e.g. orientations being such that fuel jets emerging from discharge orifices collide with each other
    • 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
    • F02M61/182—Discharge orifices being situated in different transversal planes with respect to valve member direction of movement
    • 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

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)
  • Lubrication Of Internal Combustion Engines (AREA)
AT05251316T 2005-03-04 2005-03-04 Einspritzdüse ATE487048T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP05251316A EP1703117B1 (de) 2005-03-04 2005-03-04 Einspritzdüse

Publications (1)

Publication Number Publication Date
ATE487048T1 true ATE487048T1 (de) 2010-11-15

Family

ID=35045154

Family Applications (1)

Application Number Title Priority Date Filing Date
AT05251316T ATE487048T1 (de) 2005-03-04 2005-03-04 Einspritzdüse

Country Status (5)

Country Link
US (1) US7309030B2 (de)
EP (1) EP1703117B1 (de)
JP (1) JP4838602B2 (de)
AT (1) ATE487048T1 (de)
DE (1) DE602005024510D1 (de)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4475250B2 (ja) * 2005-06-06 2010-06-09 株式会社デンソー 燃料噴射弁およびその製造方法
DE602005005981T2 (de) * 2005-07-13 2009-05-20 Delphi Technologies, Inc., Troy Einspritzdüse
ATE391849T1 (de) * 2005-07-13 2008-04-15 Delphi Tech Inc Einspritzdüse
CN103195627A (zh) * 2013-03-26 2013-07-10 哈尔滨工程大学 直接控制式压电喷油器

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4342427A (en) * 1980-07-21 1982-08-03 General Motors Corporation Electromagnetic fuel injector
DE3036583A1 (de) * 1980-09-27 1982-05-13 Robert Bosch Gmbh, 7000 Stuttgart Kraftstoffeinspritzduese
DE3048304A1 (de) * 1980-12-20 1982-07-29 Robert Bosch Gmbh, 7000 Stuttgart "kraftstoffeinspritzduese fuer brennkraftmaschinen"
DE4115457A1 (de) * 1990-05-17 1991-11-21 Avl Verbrennungskraft Messtech Einspritzduese fuer eine brennkraftmaschine
EP0967382B1 (de) * 1998-06-24 2004-11-24 Delphi Technologies, Inc. Brennstoffeinspritzdüse
EP0978649B1 (de) * 1998-08-06 2004-05-12 Siemens Aktiengesellschaft Kraftstoffeinspritzdüse
JP4304858B2 (ja) * 1999-12-22 2009-07-29 株式会社デンソー 燃料噴射弁
DE10155227A1 (de) * 2001-11-09 2003-05-22 Bosch Gmbh Robert Kraftstoffeinspritzventil für Brennkraftmaschinen
DE10222208A1 (de) * 2002-05-18 2003-11-27 Bosch Gmbh Robert Kraftstoffeinspritzventil für Brennkraftmaschinen
DE10306808A1 (de) * 2003-02-18 2004-09-02 Siemens Ag Injektor zum Einspritzen von Kraftstoff
DE10323871A1 (de) * 2003-05-26 2004-08-05 Siemens Ag Injektor mit einer Registerdüse zur Kraftstoffeinspritzung
DE10335211A1 (de) * 2003-08-01 2005-02-17 Robert Bosch Gmbh Kraftstoff-Einspritzvorrichtung für eine Brennkraftmaschine

Also Published As

Publication number Publication date
JP2006242191A (ja) 2006-09-14
EP1703117A1 (de) 2006-09-20
JP4838602B2 (ja) 2011-12-14
EP1703117B1 (de) 2010-11-03
US7309030B2 (en) 2007-12-18
US20060196976A1 (en) 2006-09-07
DE602005024510D1 (de) 2010-12-16

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Legal Events

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