FR2748531B1 - Injecteur de carburant pour un moteur a combustion interne - Google Patents

Injecteur de carburant pour un moteur a combustion interne

Info

Publication number
FR2748531B1
FR2748531B1 FR9705501A FR9705501A FR2748531B1 FR 2748531 B1 FR2748531 B1 FR 2748531B1 FR 9705501 A FR9705501 A FR 9705501A FR 9705501 A FR9705501 A FR 9705501A FR 2748531 B1 FR2748531 B1 FR 2748531B1
Authority
FR
France
Prior art keywords
combustion engine
internal combustion
fuel injector
injector
fuel
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 - Fee Related
Application number
FR9705501A
Other languages
English (en)
Other versions
FR2748531A1 (fr
Inventor
Detlev Potz
Guenter Lewentz
Uwe Gordon
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
Publication of FR2748531A1 publication Critical patent/FR2748531A1/fr
Application granted granted Critical
Publication of FR2748531B1 publication Critical patent/FR2748531B1/fr
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • 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
    • F02M45/12—Fuel-injection apparatus characterised by having a cyclic delivery of specific time/pressure or time/quantity relationship providing a continuous cyclic delivery with variable 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
    • 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
    • F02M61/042—The valves being provided with fuel passages
    • F02M61/045—The valves being provided with fuel 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
    • 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
    • F02M61/08—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 the valves opening in direction of fuel flow
    • 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
    • F02M61/20—Closing valves mechanically, e.g. arrangements of springs or weights or permanent magnets; Damping of valve lift
    • 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
    • F02M2200/30—Fuel-injection apparatus having mechanical parts, the movement of which is damped
    • F02M2200/304—Fuel-injection apparatus having mechanical parts, the movement of which is damped using hydraulic means

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)
FR9705501A 1996-05-09 1997-05-05 Injecteur de carburant pour un moteur a combustion interne Expired - Fee Related FR2748531B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19618698A DE19618698A1 (de) 1996-05-09 1996-05-09 Kraftstoffeinspritzventil für Brennkraftmaschinen

Publications (2)

Publication Number Publication Date
FR2748531A1 FR2748531A1 (fr) 1997-11-14
FR2748531B1 true FR2748531B1 (fr) 2001-09-07

Family

ID=7793853

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9705501A Expired - Fee Related FR2748531B1 (fr) 1996-05-09 1997-05-05 Injecteur de carburant pour un moteur a combustion interne

Country Status (6)

Country Link
US (1) US6152111A (fr)
JP (1) JPH1047206A (fr)
KR (1) KR970075330A (fr)
DE (1) DE19618698A1 (fr)
FR (1) FR2748531B1 (fr)
GB (1) GB2312926B (fr)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19642440A1 (de) * 1996-10-15 1998-04-16 Bosch Gmbh Robert Kraftstoffeinspritzventil für Brennkraftmaschinen
DE19739905A1 (de) * 1997-09-11 1999-03-18 Bosch Gmbh Robert Kraftstoffeinspritzventil
GB9914646D0 (en) * 1999-06-24 1999-08-25 Lucas Ind Plc Fuel injector
DE19929473B4 (de) * 1999-06-26 2005-12-08 Robert Bosch Gmbh Kraftstoffeinspritzventil
DE19930641A1 (de) * 1999-07-02 2001-01-11 Bosch Gmbh Robert Kraftstoffeinspritzventil
DE19930832A1 (de) * 1999-07-03 2001-01-11 Bosch Gmbh Robert Kraftstoffeinspritzventil
DE19938169A1 (de) * 1999-08-16 2001-03-01 Bosch Gmbh Robert Kraftstoffeinspritzeinrichtung
DE19940292B4 (de) * 1999-08-25 2008-03-06 Robert Bosch Gmbh Steuerventil für ein Kraftstoffeinspritzventil
DE10111293B4 (de) * 2001-03-09 2008-11-20 Robert Bosch Gmbh Kraftstoffeinspritzvorrichtung für Brennkraftmaschinen
DE10115396A1 (de) * 2001-03-29 2002-10-10 Bosch Gmbh Robert Kraftstoffeinspritzvorrichtung für Brennkraftmaschinen
DE10129308C1 (de) * 2001-06-18 2002-11-28 Man B & W Diesel As Kopenhagen Vorrichtung zur Brennstoffversorgung von Brennkraftmaschinen
DE10308879A1 (de) * 2003-02-28 2004-09-09 Siemens Ag Injektor mit Düsennadel
DE602007010609D1 (de) * 2007-07-09 2010-12-30 Delphi Technologies Holding Dosierungssystem für Reagensmittel
US7980483B2 (en) * 2008-10-13 2011-07-19 Eaton Corporation Injector for a fluid injection system
EP2236812B1 (fr) * 2009-03-25 2011-10-12 Continental Automotive GmbH Soupape d'injection
DE102011078400A1 (de) * 2011-06-30 2013-01-03 Robert Bosch Gmbh Kraftstoffinjektor
DE102013006419A1 (de) * 2013-04-15 2014-10-16 L'orange Gmbh Kraftstoffiniektor
DE102014212337A1 (de) * 2014-06-26 2015-12-31 Robert Bosch Gmbh Kraftstoffeinspritzventil für Brennkraftmaschinen
GB201518923D0 (en) * 2015-10-27 2015-12-09 Delphi Internat Operations Luxembourg S À R L Control valve arrangement of a fuel injector

Family Cites Families (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3753426A (en) * 1971-04-21 1973-08-21 Physics Int Co Balanced pressure fuel valve
US4164326A (en) * 1978-04-06 1979-08-14 General Motors Corporation Electromagnetic fuel injector nozzle assembly
US4350301A (en) * 1980-06-25 1982-09-21 The Bendix Corporation Flow controlled pressure regulating device
JPS5713875U (fr) * 1980-06-27 1982-01-23
DE3048347A1 (de) * 1980-12-20 1982-07-22 Volkswagenwerk Ag, 3180 Wolfsburg Kraftstoffeinspritzeinrichtung
DE3105686A1 (de) * 1981-02-17 1982-09-02 Robert Bosch Gmbh, 7000 Stuttgart "kraftstoffeinspritzduese"
DE3120060A1 (de) * 1981-05-20 1982-12-09 Robert Bosch Gmbh, 7000 Stuttgart Kraftstoff-einspritzduese fuer brennkraftmaschinen
DE3220398A1 (de) * 1982-01-26 1983-07-28 Robert Bosch Gmbh, 7000 Stuttgart Kraftstoff-einspritzduese fuer brennkraftmaschinen
DE3326840A1 (de) * 1983-07-26 1985-02-14 Robert Bosch Gmbh, 7000 Stuttgart Kraftstoff-einspritzduese fuer brennkraftmaschinen
DE3441140A1 (de) * 1984-11-10 1986-05-15 Robert Bosch Gmbh, 7000 Stuttgart Einrichtung zum einspritzen von kraftstoff in brennraeume von brennkraftmaschinen
US4750675A (en) * 1987-10-05 1988-06-14 General Motors Corporation Damped opening poppet covered orifice fuel injection nozzle
US5241935A (en) * 1988-02-03 1993-09-07 Servojet Electronic Systems, Ltd. Accumulator fuel injection system
US5156132A (en) * 1989-04-17 1992-10-20 Nippondenso Co., Ltd. Fuel injection device for diesel engines
US5012786A (en) * 1990-03-08 1991-05-07 Voss James R Diesel engine fuel injection system
AU668525B2 (en) * 1991-11-05 1996-05-09 Rynhart Research And Development Company Limited A fuel injector assembly
DE4228360A1 (de) * 1992-06-10 1993-12-16 Bosch Gmbh Robert Kraftstoff-Einspritzdüse für Brennkraftmaschinen
DE4310154A1 (de) * 1993-03-29 1994-10-06 Bosch Gmbh Robert Kraftstoff-Einspritzdüse für Brennkraftmaschinen
DE4340883A1 (de) * 1993-12-01 1995-06-08 Bosch Gmbh Robert Kraftstoff-Einspritzdüse für Brennkraftmaschinen
DE19504849A1 (de) * 1995-02-15 1996-08-22 Bosch Gmbh Robert Kraftstoffeinspritzeinrichtung für Brennkraftmaschinen
US5682858A (en) * 1996-10-22 1997-11-04 Caterpillar Inc. Hydraulically-actuated fuel injector with pressure spike relief valve
KR101514600B1 (ko) * 2014-03-28 2015-04-23 성균관대학교산학협력단 반도체 소자 및 반도체 소자 제조 방법

Also Published As

Publication number Publication date
KR970075330A (ko) 1997-12-10
GB9708473D0 (en) 1997-06-18
JPH1047206A (ja) 1998-02-17
DE19618698A1 (de) 1997-11-13
GB2312926B (en) 1998-06-24
FR2748531A1 (fr) 1997-11-14
GB2312926A (en) 1997-11-12
US6152111A (en) 2000-11-28

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Legal Events

Date Code Title Description
ST Notification of lapse