DE3839038A1 - Kraftstoff-einspritzduese fuer brennkraftmaschinen - Google Patents

Kraftstoff-einspritzduese fuer brennkraftmaschinen

Info

Publication number
DE3839038A1
DE3839038A1 DE3839038A DE3839038A DE3839038A1 DE 3839038 A1 DE3839038 A1 DE 3839038A1 DE 3839038 A DE3839038 A DE 3839038A DE 3839038 A DE3839038 A DE 3839038A DE 3839038 A1 DE3839038 A1 DE 3839038A1
Authority
DE
Germany
Prior art keywords
valve needle
spring
closing
stroke
injection nozzle
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.)
Withdrawn
Application number
DE3839038A
Other languages
German (de)
English (en)
Inventor
Kurt Seifert
Karl Dipl Ing Hofmann
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
Priority to DE3839038A priority Critical patent/DE3839038A1/de
Priority to PCT/DE1989/000667 priority patent/WO1990005844A1/de
Priority to EP89911536A priority patent/EP0444053B1/de
Priority to DE8989911536T priority patent/DE58903686D1/de
Priority to JP1510760A priority patent/JPH04501752A/ja
Publication of DE3839038A1 publication Critical patent/DE3839038A1/de
Withdrawn legal-status Critical Current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

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Fuel-Injection Apparatus (AREA)
DE3839038A 1988-11-18 1988-11-18 Kraftstoff-einspritzduese fuer brennkraftmaschinen Withdrawn DE3839038A1 (de)

Priority Applications (5)

Application Number Priority Date Filing Date Title
DE3839038A DE3839038A1 (de) 1988-11-18 1988-11-18 Kraftstoff-einspritzduese fuer brennkraftmaschinen
PCT/DE1989/000667 WO1990005844A1 (de) 1988-11-18 1989-10-19 Kraftstoff-einspritzdüse für brennkraftmaschinen
EP89911536A EP0444053B1 (de) 1988-11-18 1989-10-19 Kraftstoff-einspritzdüse für brennkraftmaschinen
DE8989911536T DE58903686D1 (de) 1988-11-18 1989-10-19 Kraftstoff-einspritzduese fuer brennkraftmaschinen.
JP1510760A JPH04501752A (ja) 1988-11-18 1989-10-19 内燃機関のための燃料噴射ノズル

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE3839038A DE3839038A1 (de) 1988-11-18 1988-11-18 Kraftstoff-einspritzduese fuer brennkraftmaschinen

Publications (1)

Publication Number Publication Date
DE3839038A1 true DE3839038A1 (de) 1990-05-23

Family

ID=6367434

Family Applications (2)

Application Number Title Priority Date Filing Date
DE3839038A Withdrawn DE3839038A1 (de) 1988-11-18 1988-11-18 Kraftstoff-einspritzduese fuer brennkraftmaschinen
DE8989911536T Expired - Fee Related DE58903686D1 (de) 1988-11-18 1989-10-19 Kraftstoff-einspritzduese fuer brennkraftmaschinen.

Family Applications After (1)

Application Number Title Priority Date Filing Date
DE8989911536T Expired - Fee Related DE58903686D1 (de) 1988-11-18 1989-10-19 Kraftstoff-einspritzduese fuer brennkraftmaschinen.

Country Status (4)

Country Link
EP (1) EP0444053B1 (ja)
JP (1) JPH04501752A (ja)
DE (2) DE3839038A1 (ja)
WO (1) WO1990005844A1 (ja)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4101235C1 (ja) * 1991-01-17 1992-06-04 Robert Bosch Gmbh, 7000 Stuttgart, De
US5244152A (en) * 1990-02-23 1993-09-14 Robert Bosch Gmbh Fuel-injection valve for internal-combustion engines
DE19638339B4 (de) * 1996-09-19 2008-10-02 Robert Bosch Gmbh Kraftstoffeinspritzventil für Brennkraftmaschinen

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB9323236D0 (en) * 1993-11-11 1994-01-05 Lucas Ind Plc Fuel injection nozzle

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2554987A1 (de) * 1975-12-06 1977-06-16 Bosch Gmbh Robert Kraftstoffeinspritzduese fuer brennkraftmaschinen
DE3610658A1 (de) * 1985-11-21 1987-05-27 Bosch Gmbh Robert Kraftstoff-einspritzduese fuer brennkraftmaschinen

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5244152A (en) * 1990-02-23 1993-09-14 Robert Bosch Gmbh Fuel-injection valve for internal-combustion engines
DE4101235C1 (ja) * 1991-01-17 1992-06-04 Robert Bosch Gmbh, 7000 Stuttgart, De
FR2671831A1 (fr) * 1991-01-17 1992-07-24 Bosch Gmbh Robert Injecteur de carburant pour moteur a combustion interne, comprenant deux ressorts de serrage agissant comme ressorts de compression, sur le pointeau de soupape de l'injecteur.
US5267694A (en) * 1991-01-17 1993-12-07 Robert Bosch Gmbh Fuel injection nozzle for internal combustion engines
DE19638339B4 (de) * 1996-09-19 2008-10-02 Robert Bosch Gmbh Kraftstoffeinspritzventil für Brennkraftmaschinen

Also Published As

Publication number Publication date
WO1990005844A1 (de) 1990-05-31
EP0444053B1 (de) 1993-03-03
DE58903686D1 (de) 1993-04-08
EP0444053A1 (de) 1991-09-04
JPH04501752A (ja) 1992-03-26

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Legal Events

Date Code Title Description
8139 Disposal/non-payment of the annual fee