EP1026393A3 - Injecteur pour système d'injection de moteur à combustion interne - Google Patents

Injecteur pour système d'injection de moteur à combustion interne Download PDF

Info

Publication number
EP1026393A3
EP1026393A3 EP00101964A EP00101964A EP1026393A3 EP 1026393 A3 EP1026393 A3 EP 1026393A3 EP 00101964 A EP00101964 A EP 00101964A EP 00101964 A EP00101964 A EP 00101964A EP 1026393 A3 EP1026393 A3 EP 1026393A3
Authority
EP
European Patent Office
Prior art keywords
injector
combustion engine
internal combustion
injection system
nozzle body
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.)
Ceased
Application number
EP00101964A
Other languages
German (de)
English (en)
Other versions
EP1026393A2 (fr
Inventor
Eberhard Kull
Wolfgang Reisinger
Gerd Schmutzler
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.)
Siemens AG
Original Assignee
Siemens AG
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 Siemens AG filed Critical Siemens AG
Publication of EP1026393A2 publication Critical patent/EP1026393A2/fr
Publication of EP1026393A3 publication Critical patent/EP1026393A3/fr
Ceased 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
    • 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
    • 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
    • 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
    • F02M61/162—Means to impart a whirling motion to fuel upstream or near discharging 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
    • 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
    • F02M61/162—Means to impart a whirling motion to fuel upstream or near discharging orifices
    • F02M61/163—Means being injection-valves with helically or spirally shaped grooves

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)
EP00101964A 1999-02-05 2000-02-01 Injecteur pour système d'injection de moteur à combustion interne Ceased EP1026393A3 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19904720 1999-02-05
DE1999104720 DE19904720C2 (de) 1999-02-05 1999-02-05 Injektor für eine Einspritzanlage einer Brennkraftmaschine

Publications (2)

Publication Number Publication Date
EP1026393A2 EP1026393A2 (fr) 2000-08-09
EP1026393A3 true EP1026393A3 (fr) 2003-05-07

Family

ID=7896555

Family Applications (1)

Application Number Title Priority Date Filing Date
EP00101964A Ceased EP1026393A3 (fr) 1999-02-05 2000-02-01 Injecteur pour système d'injection de moteur à combustion interne

Country Status (2)

Country Link
EP (1) EP1026393A3 (fr)
DE (1) DE19904720C2 (fr)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10050054B4 (de) * 2000-10-10 2005-01-27 Robert Bosch Gmbh Brennstoffeinspritzventil
DE10050752B4 (de) 2000-10-13 2005-06-02 Robert Bosch Gmbh Brennstoffeinspritzventil mit einem drallerzeugenden Element
DE10063083A1 (de) * 2000-12-18 2002-08-01 Siemens Ag Kraftstoffinjektor
DE10136186A1 (de) * 2001-07-25 2003-02-06 Bosch Gmbh Robert Ventil zum Steuern von Flüssigkeiten
DE10152253B4 (de) * 2001-10-20 2014-10-09 Robert Bosch Gmbh Ventil zum Steuern von Flüssigkeiten
JP4007202B2 (ja) 2003-01-23 2007-11-14 株式会社デンソー 軸部材の摺動構造およびインジェクタ
EP1445476A1 (fr) * 2003-02-04 2004-08-11 Siemens VDO Automotive S.p.A. Aiguille de soupape et dispositif de dosage comprenant une telle aiguille
DE102005029473A1 (de) * 2005-06-24 2006-12-28 Siemens Ag Kraftstoffinjektor
DE102009054441A1 (de) 2009-11-25 2011-06-30 L'Orange GmbH, 70435 Kraftstoff-Einspritzdüse für Brennkraftmaschinen
US8690075B2 (en) 2011-11-07 2014-04-08 Caterpillar Inc. Fuel injector with needle control system that includes F, A, Z and E orifices
DE102016211446A1 (de) * 2016-06-27 2017-12-28 Robert Bosch Gmbh Verfahren zur Herstellung eines Injektors zum Einspritzen von Kraftstoff

Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3115304A (en) * 1961-10-11 1963-12-24 Gen Motors Corp Fuel injector pump with hydraulically controlled injection valve
US4566416A (en) * 1981-07-31 1986-01-28 Stanadyne, Inc. Accumulator nozzle fuel injection system
EP0318743A1 (fr) * 1987-12-02 1989-06-07 Ganser-Hydromag Injecteur de combustible commandé électroniquement
DE4415926A1 (de) * 1993-05-06 1994-11-10 Nippon Denso Co Kraftstoffeinspritzventil
EP0647780A2 (fr) * 1993-10-08 1995-04-12 Lucas Industries Public Limited Company Buse d'injection de combustible
US5826802A (en) * 1995-11-17 1998-10-27 Caterpillar Inc. Damped check valve for fluid injector system
JPH10318098A (ja) * 1997-05-16 1998-12-02 Unisia Jecs Corp フューエルインジェクタ
DE19827218A1 (de) * 1997-06-20 1998-12-24 Toyota Motor Co Ltd Kraftstoffeinspritzventil für einen Verbrennungsmotor
US5860597A (en) * 1997-03-24 1999-01-19 Cummins Engine Company, Inc. Injection rate shaping nozzle assembly for a fuel injector

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2757317B2 (ja) * 1989-11-09 1998-05-25 ヤマハ発動機株式会社 高圧燃料噴射装置
US5467757A (en) * 1993-08-20 1995-11-21 Toyota Jidosha Kabushiki Kaisha Compression-ignition type engine and combustion method of same
DE69719461T2 (de) * 1996-11-21 2004-01-15 Denso Corp Speicherkraftstoffeinspritzvorrichtung für Verbrennungsmotor

Patent Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3115304A (en) * 1961-10-11 1963-12-24 Gen Motors Corp Fuel injector pump with hydraulically controlled injection valve
US4566416A (en) * 1981-07-31 1986-01-28 Stanadyne, Inc. Accumulator nozzle fuel injection system
EP0318743A1 (fr) * 1987-12-02 1989-06-07 Ganser-Hydromag Injecteur de combustible commandé électroniquement
DE4415926A1 (de) * 1993-05-06 1994-11-10 Nippon Denso Co Kraftstoffeinspritzventil
EP0647780A2 (fr) * 1993-10-08 1995-04-12 Lucas Industries Public Limited Company Buse d'injection de combustible
US5826802A (en) * 1995-11-17 1998-10-27 Caterpillar Inc. Damped check valve for fluid injector system
US5860597A (en) * 1997-03-24 1999-01-19 Cummins Engine Company, Inc. Injection rate shaping nozzle assembly for a fuel injector
JPH10318098A (ja) * 1997-05-16 1998-12-02 Unisia Jecs Corp フューエルインジェクタ
DE19827218A1 (de) * 1997-06-20 1998-12-24 Toyota Motor Co Ltd Kraftstoffeinspritzventil für einen Verbrennungsmotor

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
PATENT ABSTRACTS OF JAPAN vol. 1999, no. 03 31 March 1999 (1999-03-31) *

Also Published As

Publication number Publication date
DE19904720A1 (de) 2000-08-17
DE19904720C2 (de) 2003-01-16
EP1026393A2 (fr) 2000-08-09

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