IT1227933B - Pompa di iniezione del carburante motori endotermici con preiniezione ed iniezione principale - Google Patents

Pompa di iniezione del carburante motori endotermici con preiniezione ed iniezione principale

Info

Publication number
IT1227933B
IT1227933B IT8822662A IT2266288A IT1227933B IT 1227933 B IT1227933 B IT 1227933B IT 8822662 A IT8822662 A IT 8822662A IT 2266288 A IT2266288 A IT 2266288A IT 1227933 B IT1227933 B IT 1227933B
Authority
IT
Italy
Prior art keywords
injection
main
pump
fuel
endothermal engines
Prior art date
Application number
IT8822662A
Other languages
English (en)
Other versions
IT8822662A0 (it
Original Assignee
Hatz Motoren
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 Hatz Motoren filed Critical Hatz Motoren
Publication of IT8822662A0 publication Critical patent/IT8822662A0/it
Application granted granted Critical
Publication of IT1227933B publication Critical patent/IT1227933B/it

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
    • F02M45/06—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)
IT8822662A 1988-03-23 1988-11-18 Pompa di iniezione del carburante motori endotermici con preiniezione ed iniezione principale IT1227933B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE3809700A DE3809700A1 (de) 1988-03-23 1988-03-23 Kraftstoff-einspritzpumpe fuer brennkraftmaschinen mit vor- und haupteinspritzung

Publications (2)

Publication Number Publication Date
IT8822662A0 IT8822662A0 (it) 1988-11-18
IT1227933B true IT1227933B (it) 1991-05-14

Family

ID=6350428

Family Applications (1)

Application Number Title Priority Date Filing Date
IT8822662A IT1227933B (it) 1988-03-23 1988-11-18 Pompa di iniezione del carburante motori endotermici con preiniezione ed iniezione principale

Country Status (9)

Country Link
US (1) US4975029A (it)
JP (1) JP2534347B2 (it)
CH (1) CH678753A5 (it)
DE (1) DE3809700A1 (it)
FR (1) FR2629138A1 (it)
GB (1) GB2218161B (it)
IT (1) IT1227933B (it)
SE (1) SE8901015L (it)
ZA (1) ZA885866B (it)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3926166A1 (de) * 1989-08-08 1991-02-14 Bosch Gmbh Robert Kraftstoffeinspritzpumpe fuer dieselbrennkraftmaschinen
DE4002557C2 (de) * 1990-01-30 1996-02-01 Orange Gmbh Hochdruck-Kolbenpumpe
US5144925A (en) * 1990-02-21 1992-09-08 Automotive Diesel Gesellschaft M.B.H. Fuel injection device for fuel-injected internal combustion engines
DE4106813A1 (de) * 1991-03-04 1992-09-10 Bosch Gmbh Robert Kraftstoffeinspritzpumpe fuer brennkraftmaschinen
DE4206883A1 (de) * 1992-03-05 1993-09-09 Bosch Gmbh Robert Kraftstoffeinspritzpumpe fuer brennkraftmaschinen
DE4225803A1 (de) * 1992-08-05 1994-02-10 Bosch Gmbh Robert Kraftstoffeinspritzpumpe für Brennkraftmaschinen
JPH0893595A (ja) * 1994-09-21 1996-04-09 Zexel Corp 燃料噴射ポンプ
US5954029A (en) * 1995-01-25 1999-09-21 Cummins Engine Company, Inc. Unit fuel injector having constant start of injection
DE19801169C1 (de) * 1998-01-15 1999-08-12 Daimler Chrysler Ag Kraftstoffeinspritzsystem für Brennkraftmaschinen
US6009850A (en) * 1998-04-10 2000-01-04 Alfred J. Buescher High-pressure dual-feed-rate injector pump with grooved port-closing edge
US5870996A (en) * 1998-04-10 1999-02-16 Alfred J. Buescher High-pressure dual-feed-rate injector pump with auxiliary spill port
US6923382B2 (en) 2001-01-17 2005-08-02 Siemens Diesel Systems Technology Hydraulically actuated injector with delay piston and method of using the same
JP4767282B2 (ja) * 2008-05-30 2011-09-07 本田技研工業株式会社 内燃機関の制御装置

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE572711C (de) * 1931-07-03 1933-03-22 Maschf Augsburg Nuernberg Ag Brennstoffpumpe
DE585014C (de) * 1932-06-22 1933-09-27 Robert Bosch Akt Ges Einspritzpumpe fuer Brennkraftmaschinen mit Voreinspritzung
US2420164A (en) * 1944-08-17 1947-05-06 Bendix Aviat Corp Pump
AT177968B (de) * 1950-06-10 1954-03-25 Maschf Augsburg Nuernberg Ag Einspritzpumpe mit geteilter Einspritzung für Brennkraftmaschinen
DE916605C (de) * 1951-09-16 1954-08-12 Augsburg Nuernberg A G Zweigni Verfahren einer in Vor- und Haupteinspritzung unterteilten Kraftstoffeinspritzung mittels Einspritzpumpe
DE948209C (de) * 1952-12-24 1956-08-30 Maschf Augsburg Nuernberg Ag Einspritzpumpe fuer Brennkraftmaschinen
US2871796A (en) * 1955-08-02 1959-02-03 Allis Chalmers Mfg Co Pilot injection pump
GB893621A (en) * 1959-06-30 1962-04-11 Ceskoslovenske Zd Y Naftovych Improvements in and relating to fuel injection pumps
DE1283597B (de) * 1965-03-17 1968-11-21 Daimler Benz Ag Vorrichtung zur Steuerung der Voreinspritzung
DE2900102A1 (de) * 1979-01-03 1980-07-17 Daimler Benz Ag Kraftstoffeinspritzpumpe fuer luftverdichtende einspritzbrennkraftmaschine
DE3416355C2 (de) * 1984-05-03 1987-05-14 Motorenfabrik Hatz Gmbh & Co Kg, 8399 Ruhstorf Kraftstoffeinspritzeinrichtung für in Fahrzeuge eingebaute Brennkraftmaschinen

Also Published As

Publication number Publication date
FR2629138B1 (it) 1995-01-06
GB8905927D0 (en) 1989-04-26
CH678753A5 (it) 1991-10-31
GB2218161B (en) 1992-04-15
SE8901015D0 (sv) 1989-03-22
DE3809700C2 (it) 1992-05-27
DE3809700A1 (de) 1989-10-12
GB2218161A (en) 1989-11-08
FR2629138A1 (fr) 1989-09-29
JP2534347B2 (ja) 1996-09-11
IT8822662A0 (it) 1988-11-18
SE8901015L (sv) 1989-09-24
ZA885866B (en) 1989-05-30
JPH01294959A (ja) 1989-11-28
US4975029A (en) 1990-12-04

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Legal Events

Date Code Title Description
TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19941129