GB2311557B - Fuel injection valve for internal combustion engines - Google Patents

Fuel injection valve for internal combustion engines

Info

Publication number
GB2311557B
GB2311557B GB9704128A GB9704128A GB2311557B GB 2311557 B GB2311557 B GB 2311557B GB 9704128 A GB9704128 A GB 9704128A GB 9704128 A GB9704128 A GB 9704128A GB 2311557 B GB2311557 B GB 2311557B
Authority
GB
United Kingdom
Prior art keywords
internal combustion
fuel injection
injection valve
combustion engines
engines
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
GB9704128A
Other versions
GB2311557A (en
GB9704128D0 (en
Inventor
Manfred Mack
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 GB9704128D0 publication Critical patent/GB9704128D0/en
Publication of GB2311557A publication Critical patent/GB2311557A/en
Application granted granted Critical
Publication of GB2311557B publication Critical patent/GB2311557B/en
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
    • F02M61/20—Closing valves mechanically, e.g. arrangements of springs or weights or permanent magnets; Damping of valve lift
    • F02M61/205—Means specially adapted for varying the spring tension or assisting the spring force to close the injection-valve, e.g. with 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
    • F02M47/00—Fuel-injection apparatus operated cyclically with fuel-injection valves actuated by fluid 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
    • 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
    • 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
    • F02M61/165—Filtering elements specially adapted in fuel inlets to injector

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)
GB9704128A 1996-03-26 1997-02-27 Fuel injection valve for internal combustion engines Expired - Fee Related GB2311557B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19611872A DE19611872A1 (en) 1996-03-26 1996-03-26 Fuel injection valve for internal combustion engines

Publications (3)

Publication Number Publication Date
GB9704128D0 GB9704128D0 (en) 1997-04-16
GB2311557A GB2311557A (en) 1997-10-01
GB2311557B true GB2311557B (en) 1998-07-08

Family

ID=7789434

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9704128A Expired - Fee Related GB2311557B (en) 1996-03-26 1997-02-27 Fuel injection valve for internal combustion engines

Country Status (4)

Country Link
JP (1) JPH109093A (en)
KR (1) KR970066064A (en)
DE (1) DE19611872A1 (en)
GB (1) GB2311557B (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19913286A1 (en) * 1999-03-24 2000-10-12 Man B & W Diesel Ag Injector
JP2005240779A (en) * 2004-02-27 2005-09-08 Mitsubishi Heavy Ind Ltd Internal combustion engine including fuel injection valve with needle valve spring force adjusting mechanism and adjusting method of fuel injection valve
JP2009062904A (en) * 2007-09-07 2009-03-26 Nikki Co Ltd Injector

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH350835A (en) * 1956-11-16 1960-12-15 Friedmann & Maier Ag Injection nozzle for fuel injection engines
GB1363614A (en) * 1972-02-25 1974-08-14 Allis Chalmers Fuel injection nozzle assembly
GB2240587A (en) * 1990-02-03 1991-08-07 Lucas Ind Plc I.c. engine fuel injection nozzle

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH350835A (en) * 1956-11-16 1960-12-15 Friedmann & Maier Ag Injection nozzle for fuel injection engines
GB1363614A (en) * 1972-02-25 1974-08-14 Allis Chalmers Fuel injection nozzle assembly
GB2240587A (en) * 1990-02-03 1991-08-07 Lucas Ind Plc I.c. engine fuel injection nozzle

Also Published As

Publication number Publication date
GB2311557A (en) 1997-10-01
DE19611872A1 (en) 1997-10-02
GB9704128D0 (en) 1997-04-16
JPH109093A (en) 1998-01-13
KR970066064A (en) 1997-10-13

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee