FR1515388A - Soupape d'injection de carburant pour la pré-injection et l'injection principale - Google Patents

Soupape d'injection de carburant pour la pré-injection et l'injection principale

Info

Publication number
FR1515388A
FR1515388A FR98722A FR98722A FR1515388A FR 1515388 A FR1515388 A FR 1515388A FR 98722 A FR98722 A FR 98722A FR 98722 A FR98722 A FR 98722A FR 1515388 A FR1515388 A FR 1515388A
Authority
FR
France
Prior art keywords
injection
main
valve
fuel
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
Application number
FR98722A
Other languages
English (en)
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
Application granted granted Critical
Publication of FR1515388A publication Critical patent/FR1515388A/fr
Expired 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
    • 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
    • F02M2200/50—Arrangements of springs for valves used in fuel injectors or fuel injection pumps
    • F02M2200/505—Adjusting spring tension by sliding spring seats

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Fuel-Injection Apparatus (AREA)
FR98722A 1966-03-30 1967-03-14 Soupape d'injection de carburant pour la pré-injection et l'injection principale Expired FR1515388A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DEB0086422 1966-03-30

Publications (1)

Publication Number Publication Date
FR1515388A true FR1515388A (fr) 1968-03-01

Family

ID=6983357

Family Applications (1)

Application Number Title Priority Date Filing Date
FR98722A Expired FR1515388A (fr) 1966-03-30 1967-03-14 Soupape d'injection de carburant pour la pré-injection et l'injection principale

Country Status (3)

Country Link
US (1) US3403861A (fr)
FR (1) FR1515388A (fr)
GB (1) GB1178486A (fr)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3948446A (en) * 1975-01-29 1976-04-06 Deere & Company Fuel injection nozzle
DE2509068A1 (de) * 1975-03-01 1976-09-09 Daimler Benz Ag Kraftstoff-einspritzventil mit stufeneinspritzung
GB8319284D0 (en) * 1983-07-16 1983-08-17 Lucas Ind Plc Fuel injection nozzles
DE3425460A1 (de) * 1983-08-26 1985-03-07 Robert Bosch Gmbh, 7000 Stuttgart Kraftstoffeinspritzeinrichtung zur definierten vor- und haupteinspritzung bei brennkraftmaschinen
DE3330771A1 (de) * 1983-08-26 1985-03-14 Robert Bosch Gmbh, 7000 Stuttgart Kraftstoffeinspritzeinrichtung mit hilfspumpe zur vor- und haupteinspritzung
DE3330774A1 (de) * 1983-08-26 1985-03-14 Robert Bosch Gmbh, 7000 Stuttgart Kraftstoffeinspritzeinrichtung mit vor- und haupteinspritzung bei brennkraftmaschinen
DE3330772A1 (de) * 1983-08-26 1985-03-14 Robert Bosch Gmbh, 7000 Stuttgart Kraftstoffeinspritzeinrichtung
EP0267177A1 (fr) * 1986-10-30 1988-05-11 VOEST-ALPINE AUTOMOTIVE Gesellschaft m.b.H. Buse d'injection de combustible
JP2523759B2 (ja) * 1987-02-04 1996-08-14 フエスト − アルピネ オウトモチブ ゲゼルシャフト ミットベシュレンクテル ハフツンク 燃料噴射ノズル
GB9121592D0 (en) * 1991-10-11 1991-11-27 Ricardo Consulting Eng Fuel injectors for diesel engines
US5685490A (en) * 1995-07-27 1997-11-11 Caterpillar Inc. Fuel injector with pressure bleed-off stop
GB9615663D0 (en) * 1996-07-25 1996-09-04 Lucas Ind Plc Fuel pumping apparatus

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2173814A (en) * 1938-03-15 1939-09-19 Bischof Bernhard Fuel injection apparatus for internal combustion engines
US2951643A (en) * 1958-03-13 1960-09-06 Gen Motors Corp Fuel injector with pilot injection

Also Published As

Publication number Publication date
US3403861A (en) 1968-10-01
GB1178486A (en) 1970-01-21

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