DE69209405D1 - Brennstoffeinspritzvorrichtung für Brennkraftmaschine - Google Patents

Brennstoffeinspritzvorrichtung für Brennkraftmaschine

Info

Publication number
DE69209405D1
DE69209405D1 DE69209405T DE69209405T DE69209405D1 DE 69209405 D1 DE69209405 D1 DE 69209405D1 DE 69209405 T DE69209405 T DE 69209405T DE 69209405 T DE69209405 T DE 69209405T DE 69209405 D1 DE69209405 D1 DE 69209405D1
Authority
DE
Germany
Prior art keywords
internal combustion
fuel injection
injection device
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
DE69209405T
Other languages
English (en)
Other versions
DE69209405T2 (de
Inventor
Takashi Iwanaga
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.)
Denso Corp
Original Assignee
NipponDenso Co Ltd
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
Priority claimed from JP21950691A external-priority patent/JP2959224B2/ja
Priority claimed from JP23590291A external-priority patent/JP2887970B2/ja
Application filed by NipponDenso Co Ltd filed Critical NipponDenso Co Ltd
Application granted granted Critical
Publication of DE69209405D1 publication Critical patent/DE69209405D1/de
Publication of DE69209405T2 publication Critical patent/DE69209405T2/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
    • 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
    • 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
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S239/00—Fluid sprinkling, spraying, and diffusing
    • Y10S239/90—Electromagnetically actuated fuel injector having ball and seat type valve

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)
DE69209405T 1991-08-30 1992-08-27 Brennstoffeinspritzvorrichtung für Brennkraftmaschine Expired - Lifetime DE69209405T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP21950691A JP2959224B2 (ja) 1991-08-30 1991-08-30 燃料噴射装置
JP23590291A JP2887970B2 (ja) 1991-09-17 1991-09-17 燃料噴射装置

Publications (2)

Publication Number Publication Date
DE69209405D1 true DE69209405D1 (de) 1996-05-02
DE69209405T2 DE69209405T2 (de) 1996-09-05

Family

ID=26523168

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69209405T Expired - Lifetime DE69209405T2 (de) 1991-08-30 1992-08-27 Brennstoffeinspritzvorrichtung für Brennkraftmaschine

Country Status (3)

Country Link
US (1) US5219122A (de)
EP (1) EP0529630B1 (de)
DE (1) DE69209405T2 (de)

Families Citing this family (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH05223031A (ja) * 1992-02-12 1993-08-31 Nippondenso Co Ltd 燃料噴射弁
US5287838A (en) * 1993-02-26 1994-02-22 Caterpillar Inc. Compact reverse flow check valve assembly for a unit fluid pump-injector
JP3197385B2 (ja) * 1993-03-24 2001-08-13 株式会社日本自動車部品総合研究所 燃料噴射弁
IT1261149B (it) * 1993-12-30 1996-05-09 Elasis Sistema Ricerca Fiat Valvola di dosaggio per il comando dell'otturatore di un iniettore di combustibile
US6161770A (en) 1994-06-06 2000-12-19 Sturman; Oded E. Hydraulically driven springless fuel injector
US6257499B1 (en) 1994-06-06 2001-07-10 Oded E. Sturman High speed fuel injector
US6148778A (en) 1995-05-17 2000-11-21 Sturman Industries, Inc. Air-fuel module adapted for an internal combustion engine
DE19527049A1 (de) * 1995-07-25 1997-01-30 Bosch Gmbh Robert Brennstoffeinspritzventil
JP3446432B2 (ja) * 1995-12-05 2003-09-16 株式会社デンソー 燃料噴射装置
US5788154A (en) * 1996-05-02 1998-08-04 Caterpillar Inc. Method of preventing cavitation in a fuel injector having a solenoid actuated control valve
US6085991A (en) 1998-05-14 2000-07-11 Sturman; Oded E. Intensified fuel injector having a lateral drain passage
DE19823937B4 (de) * 1998-05-28 2004-12-23 Siemens Ag Servoventil für Kraftstoffeinspritzventil
US7150410B1 (en) 1999-01-29 2006-12-19 Robert Bosch Gmbh Method for providing a controlled injection rate and injection pressure in a fuel injector assembly
DE19939939A1 (de) * 1999-08-23 2001-04-19 Bosch Gmbh Robert Injektor für ein Common-Rail-Einspritzsystem für Brennkraftmaschinen mit kompakter Bauweise
DE19940293A1 (de) * 1999-08-25 2001-03-01 Bosch Gmbh Robert Kraftstoffeinspritzventil
DE10006786A1 (de) * 2000-02-18 2001-08-30 Bosch Gmbh Robert Einspritzeinrichtung und Verfahren zum Einspritzen von Fluid
LU90684B1 (en) * 2000-11-28 2002-05-29 Delphi Tech Inc Fuel injector with piezoelectric actuator
DE10207974A1 (de) * 2002-02-25 2003-09-18 Bosch Gmbh Robert Geräuschoptimierte Einrichtung zum Einspritzen von Kraftstoff
US7124744B2 (en) * 2003-07-31 2006-10-24 Caterpillar Inc. Variable control orifice member and fuel injector using same
JP2005226580A (ja) * 2004-02-13 2005-08-25 Denso Corp 燃料噴射装置
US20110048379A1 (en) * 2009-09-02 2011-03-03 Caterpillar Inc. Fluid injector with rate shaping capability
US8881709B2 (en) * 2009-09-02 2014-11-11 Caterpillar Inc. Fluid injector with back end rate shaping capability
DE102014000451A1 (de) * 2014-01-16 2015-01-29 L'orange Gmbh Kraftstoffinjektor
DE102014211287A1 (de) * 2014-06-12 2015-12-17 Engineering Center Steyr Gmbh & Co. Kg Fluid-Einspritzvorrichtung für eine Verbrennungskraftmaschine

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2129052B (en) * 1982-10-23 1986-01-29 Lucas Ind Plc Fuel injection nozzle for i c engines
FR2541379B1 (fr) * 1983-02-21 1987-06-12 Renault Perfectionnement aux systemes d'injection a commande electromagnetique pour moteur diesel de type pression-temps ou l'aiguille de l'injecteur est pilotee par la decharge puis la charge d'une capacite
JPS61149569A (ja) * 1984-12-21 1986-07-08 Diesel Kiki Co Ltd 燃料噴射弁
US4784102A (en) * 1984-12-25 1988-11-15 Nippon Soken, Inc. Fuel injector and fuel injection system
EP0571003B1 (de) * 1987-12-02 1997-07-16 Ganser-Hydromag Ag Elektromagnetisch betätigbare Vorrichtung zum schnellen Umschalten eines elektro-hydraulisch betätigten Kraftstoffeinspritzventils
DE3823827A1 (de) * 1988-07-14 1990-01-18 Bosch Gmbh Robert Kraftstoffeinspritzeinrichtung fuer brennkraftmaschinen, insbesondere pumpeduese
US4971016A (en) * 1988-09-23 1990-11-20 Cummins Engine Company, Inc. Electronic controlled fuel supply system for high pressure injector
JP2658370B2 (ja) * 1989-03-27 1997-09-30 株式会社デンソー 燃料噴射装置
US4960862A (en) * 1989-03-31 1990-10-02 Air Products And Chemicals, Inc. Regeneration of metallo-organic catalyst for carbon dioxide-epoxide copolymerization
US5156132A (en) * 1989-04-17 1992-10-20 Nippondenso Co., Ltd. Fuel injection device for diesel engines
US4986472A (en) * 1989-09-05 1991-01-22 Cummins Engine Company, Inc. High pressure unit fuel injector with timing chamber pressure control
US4987887A (en) * 1990-03-28 1991-01-29 Stanadyne Automotive Corp. Fuel injector method and apparatus
JP2712760B2 (ja) * 1990-05-29 1998-02-16 トヨタ自動車株式会社 燃料噴射弁

Also Published As

Publication number Publication date
EP0529630B1 (de) 1996-03-27
DE69209405T2 (de) 1996-09-05
US5219122A (en) 1993-06-15
EP0529630A1 (de) 1993-03-03

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition