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FR2646210B1 - Dispositif d'injection de carburant pour un moteur a combustion interne a compression de l'air, notamment dispositif d'injection directe - Google Patents

Dispositif d'injection de carburant pour un moteur a combustion interne a compression de l'air, notamment dispositif d'injection directe

Info

Publication number
FR2646210B1
FR2646210B1 FR909005000A FR9005000A FR2646210B1 FR 2646210 B1 FR2646210 B1 FR 2646210B1 FR 909005000 A FR909005000 A FR 909005000A FR 9005000 A FR9005000 A FR 9005000A FR 2646210 B1 FR2646210 B1 FR 2646210B1
Authority
FR
France
Prior art keywords
injection device
combustion engine
internal combustion
air compression
fuel injection
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
FR909005000A
Other languages
English (en)
Other versions
FR2646210A1 (fr
Inventor
Karl-Heinz Hoffmann
Walter Puetz
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.)
Daimler Benz AG
Original Assignee
Daimler Benz 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 Daimler Benz AG filed Critical Daimler Benz AG
Publication of FR2646210A1 publication Critical patent/FR2646210A1/fr
Application granted granted Critical
Publication of FR2646210B1 publication Critical patent/FR2646210B1/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
    • 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
    • F02M45/083—Having two or more closing springs acting on injection-valve
    • 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
    • F02M45/06—Pumps peculiar thereto
    • F02M45/066—Having specially arranged spill port and spill contour on the piston

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Fuel-Injection Apparatus (AREA)
  • Electrical Control Of Air Or Fuel Supplied To Internal-Combustion Engine (AREA)
FR909005000A 1989-04-21 1990-04-19 Dispositif d'injection de carburant pour un moteur a combustion interne a compression de l'air, notamment dispositif d'injection directe Expired - Fee Related FR2646210B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE3913062A DE3913062A1 (de) 1989-04-21 1989-04-21 Kraftstoffeinspritzvorrichtung fuer eine luftverdichtende brennkraftmaschine, insbesondere solche als direkteinspritzer

Publications (2)

Publication Number Publication Date
FR2646210A1 FR2646210A1 (fr) 1990-10-26
FR2646210B1 true FR2646210B1 (fr) 1994-07-29

Family

ID=6379099

Family Applications (1)

Application Number Title Priority Date Filing Date
FR909005000A Expired - Fee Related FR2646210B1 (fr) 1989-04-21 1990-04-19 Dispositif d'injection de carburant pour un moteur a combustion interne a compression de l'air, notamment dispositif d'injection directe

Country Status (4)

Country Link
DE (1) DE3913062A1 (fr)
FR (1) FR2646210B1 (fr)
GB (1) GB2230561B (fr)
IT (1) IT1240087B (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4106813A1 (de) * 1991-03-04 1992-09-10 Bosch Gmbh Robert Kraftstoffeinspritzpumpe fuer brennkraftmaschinen

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB508945A (en) * 1937-12-29 1939-06-29 Bernhard Bischof Method of airless fuel injection for internal combustion engines
AT177968B (de) * 1950-06-10 1954-03-25 Maschf Augsburg Nuernberg Ag Einspritzpumpe mit geteilter Einspritzung für Brennkraftmaschinen
US2871796A (en) * 1955-08-02 1959-02-03 Allis Chalmers Mfg Co Pilot injection pump
DE1026572B (de) * 1956-11-16 1958-03-20 Friedmann & Maier Ag Einspritzduese fuer Einspritzbrennkraftmaschinen
GB893621A (en) * 1959-06-30 1962-04-11 Ceskoslovenske Zd Y Naftovych Improvements in and relating to fuel injection pumps
DE1751470A1 (de) * 1968-06-05 1971-07-01 Daimler Benz Ag Duesenhalter fuer Verbrennungsmotoren mit eingebauter Einspritzduese
DE2118934A1 (de) * 1970-04-25 1971-11-11 Mitsubishi Heavy Ind Ltd Anlaßvorrichtung für eine Dieselmaschine mit Vorkammer
US3792692A (en) * 1972-03-22 1974-02-19 Teledyne Ind Fuel injection device
DE2711350A1 (de) * 1977-03-16 1978-09-21 Bosch Gmbh Robert Kraftstoffeinspritzduese fuer brennkraftmaschinen
DE3106470A1 (de) * 1980-03-01 1982-02-18 Diesel Kiki Co. Ltd., Tokyo Kraftstoffeinspritzventil
GB2128676B (en) * 1982-10-20 1985-12-04 Lucas Ind Plc I c engine fuel injection nozzle
DE3610658A1 (de) * 1985-11-21 1987-05-27 Bosch Gmbh Robert Kraftstoff-einspritzduese fuer brennkraftmaschinen
DE8608650U1 (de) * 1986-03-29 1987-07-23 Robert Bosch Gmbh, 7000 Stuttgart Kraftstoff-Einspritzdüse für Brennkraftmaschinen
DE3807965C2 (de) * 1987-03-21 1994-08-25 Volkswagen Ag Pumpedüse

Also Published As

Publication number Publication date
IT9047864A0 (it) 1990-04-17
DE3913062C2 (fr) 1993-06-24
IT1240087B (it) 1993-11-27
GB2230561A (en) 1990-10-24
DE3913062A1 (de) 1990-10-25
IT9047864A1 (it) 1991-10-17
GB2230561B (en) 1993-08-25
FR2646210A1 (fr) 1990-10-26
GB9008027D0 (en) 1990-06-06

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Legal Events

Date Code Title Description
ST Notification of lapse
TP Transmission of property