GB2240137A - I.c. engine fuel injector nozzle - Google Patents

I.c. engine fuel injector nozzle Download PDF

Info

Publication number
GB2240137A
GB2240137A GB9100808A GB9100808A GB2240137A GB 2240137 A GB2240137 A GB 2240137A GB 9100808 A GB9100808 A GB 9100808A GB 9100808 A GB9100808 A GB 9100808A GB 2240137 A GB2240137 A GB 2240137A
Authority
GB
United Kingdom
Prior art keywords
valve
nozzle
fact
presents
fuel
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Withdrawn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
GB9100808A
Other languages
English (en)
Other versions
GB9100808D0 (en
Inventor
Silvestro Maurizio Di
Francesco Morini
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.)
Weber SRL
Original Assignee
Weber SRL
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 Weber SRL filed Critical Weber SRL
Publication of GB9100808D0 publication Critical patent/GB9100808D0/en
Publication of GB2240137A publication Critical patent/GB2240137A/en
Withdrawn legal-status Critical Current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
    • 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
    • F02M61/18—Injection nozzles, e.g. having valve seats; Details of valve member seated ends, not otherwise provided for
    • 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
    • F02M51/00—Fuel-injection apparatus characterised by being operated electrically
    • F02M51/06—Injectors peculiar thereto with means directly operating the valve needle
    • F02M51/061—Injectors peculiar thereto with means directly operating the valve needle using electromagnetic operating means
    • F02M51/0625—Injectors peculiar thereto with means directly operating the valve needle using electromagnetic operating means characterised by arrangement of mobile armatures
    • F02M51/0664—Injectors peculiar thereto with means directly operating the valve needle using electromagnetic operating means characterised by arrangement of mobile armatures having a cylindrically or partly cylindrically shaped armature, e.g. entering the winding; having a plate-shaped or undulated armature entering the winding
    • F02M51/0667—Injectors peculiar thereto with means directly operating the valve needle using electromagnetic operating means characterised by arrangement of mobile armatures having a cylindrically or partly cylindrically shaped armature, e.g. entering the winding; having a plate-shaped or undulated armature entering the winding the armature acting as a valve or having a short valve body attached 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
    • F02M51/00—Fuel-injection apparatus characterised by being operated electrically
    • F02M51/06—Injectors peculiar thereto with means directly operating the valve needle
    • F02M51/08—Injectors peculiar thereto with means directly operating the valve needle specially for low-pressure fuel-injection
    • 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
    • F02M61/18—Injection nozzles, e.g. having valve seats; Details of valve member seated ends, not otherwise provided for
    • F02M61/1806—Injection nozzles, e.g. having valve seats; Details of valve member seated ends, not otherwise provided for characterised by the arrangement of discharge orifices, e.g. orientation or size
    • 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
    • F02M61/18—Injection nozzles, e.g. having valve seats; Details of valve member seated ends, not otherwise provided for
    • F02M61/1806—Injection nozzles, e.g. having valve seats; Details of valve member seated ends, not otherwise provided for characterised by the arrangement of discharge orifices, e.g. orientation or size
    • F02M61/1833—Discharge orifices having changing cross sections, e.g. being divergent
    • 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
    • F02M61/18—Injection nozzles, e.g. having valve seats; Details of valve member seated ends, not otherwise provided for
    • F02M61/1853—Orifice plates
    • 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
    • F02M69/00—Low-pressure fuel-injection apparatus ; Apparatus with both continuous and intermittent injection; Apparatus injecting different types of fuel
    • F02M69/04—Injectors peculiar thereto

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Fuel-Injection Apparatus (AREA)
GB9100808A 1990-01-17 1991-01-15 I.c. engine fuel injector nozzle Withdrawn GB2240137A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT05282390U IT223984Z2 (it) 1990-01-17 1990-01-17 Valvola di un dispositivo di alimentazione di un motore a combustione interna

Publications (2)

Publication Number Publication Date
GB9100808D0 GB9100808D0 (en) 1991-02-27
GB2240137A true GB2240137A (en) 1991-07-24

Family

ID=11277760

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9100808A Withdrawn GB2240137A (en) 1990-01-17 1991-01-15 I.c. engine fuel injector nozzle

Country Status (4)

Country Link
DE (1) DE4100457A1 (enrdf_load_stackoverflow)
FR (1) FR2657124A1 (enrdf_load_stackoverflow)
GB (1) GB2240137A (enrdf_load_stackoverflow)
IT (1) IT223984Z2 (enrdf_load_stackoverflow)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5348232A (en) * 1991-10-11 1994-09-20 Weber S.R.L. Electromagnetically actuated fuel atomising and metering valve for a heat engine fuel supply device
WO1998059168A1 (de) * 1997-06-24 1998-12-30 Robert Bosch Gmbh Brennstoffeinspritzventil oder brennstoffeinspritzdüse
US6676048B1 (en) * 1998-06-04 2004-01-13 Siemens Aktiengesellschaft Fuel injector

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10325289A1 (de) 2003-06-04 2005-03-17 Robert Bosch Gmbh Brennstoffeinspritzventil

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB751400A (en) * 1953-04-14 1956-06-27 Daimler Benz Ag Improvements in fuel injection nozzles
GB2097470A (en) * 1981-04-29 1982-11-03 Bosch Gmbh Robert Preparation of fuel for injection into an engine induction duct
US4531678A (en) * 1982-08-18 1985-07-30 Robert Bosch Gmbh Injection valve
US4548361A (en) * 1983-01-08 1985-10-22 Robert Bosch Gmbh Fuel injection valve
GB2190428A (en) * 1986-05-16 1987-11-18 Lucas Ind Plc I.c. engine gasoline injector

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3229716C2 (de) * 1982-08-10 1995-01-26 Bosch Gmbh Robert Kraftstoffeinspritzvorrichtung
DE3307666A1 (de) * 1983-03-04 1984-09-06 Robert Bosch Gmbh, 7000 Stuttgart Einrichtung zum einspritzen von kraftstoff in brennraeume, insbesondere in brennkammern von dieselmotoren
DE3411337A1 (de) * 1984-03-28 1985-10-10 Robert Bosch Gmbh, 7000 Stuttgart Kraftstoffeinspritzventil
DE3710467C2 (de) * 1986-05-31 1994-05-11 Bosch Gmbh Robert Kraftstoffeinspritzventil
WO1987007334A2 (en) * 1986-05-31 1987-12-03 Robert Bosch Gmbh Fuel injection valve
JPS6350667A (ja) * 1986-08-19 1988-03-03 Aisan Ind Co Ltd 電磁式燃料噴射弁のノズル構造
DE58902133D1 (de) * 1988-06-28 1992-10-01 Siemens Ag Elektromagnetisches kraftstoffeinspritzventil.

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB751400A (en) * 1953-04-14 1956-06-27 Daimler Benz Ag Improvements in fuel injection nozzles
GB2097470A (en) * 1981-04-29 1982-11-03 Bosch Gmbh Robert Preparation of fuel for injection into an engine induction duct
US4531678A (en) * 1982-08-18 1985-07-30 Robert Bosch Gmbh Injection valve
US4548361A (en) * 1983-01-08 1985-10-22 Robert Bosch Gmbh Fuel injection valve
GB2190428A (en) * 1986-05-16 1987-11-18 Lucas Ind Plc I.c. engine gasoline injector

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5348232A (en) * 1991-10-11 1994-09-20 Weber S.R.L. Electromagnetically actuated fuel atomising and metering valve for a heat engine fuel supply device
WO1998059168A1 (de) * 1997-06-24 1998-12-30 Robert Bosch Gmbh Brennstoffeinspritzventil oder brennstoffeinspritzdüse
US6186419B1 (en) 1997-06-24 2001-02-13 Robert Bosch Gmbh Fuel injection device
US6676048B1 (en) * 1998-06-04 2004-01-13 Siemens Aktiengesellschaft Fuel injector

Also Published As

Publication number Publication date
IT9052823V0 (it) 1990-01-17
FR2657124A1 (fr) 1991-07-19
IT223984Z2 (it) 1995-10-05
FR2657124B1 (enrdf_load_stackoverflow) 1995-05-19
IT9052823U1 (it) 1991-07-17
GB9100808D0 (en) 1991-02-27
DE4100457A1 (de) 1991-07-18

Similar Documents

Publication Publication Date Title
KR100342093B1 (ko) 연료인젝터내의 와류발생기
US5174505A (en) Air assist atomizer for fuel injector
US5996912A (en) Flat needle for pressurized swirl fuel injector
US5044561A (en) Injection valve for fuel injection systems
KR910020308A (ko) 후장형 연료 노즐
US4771948A (en) Combination of a fuel injection valve and a nozzle
US4666088A (en) Fuel injection valve
JPH0318662A (ja) 電磁式燃料噴射弁のノズル構造
JPH0626416A (ja) 前噴射及び主噴射用の燃料噴射ノズル
US7703707B2 (en) Fuel injector
US20020053610A1 (en) Fuel injectors
GB2240137A (en) I.c. engine fuel injector nozzle
EP0909920B1 (en) Pressure swirl injector with angled cone spray for fuel injection
US6371387B1 (en) Air assist metering apparatus and method
US4501394A (en) Spray gun air cap and method of making
JP2000038974A (ja) 流体噴射ノズル
JPH01100363A (ja) 燃料噴射器
JP4036175B2 (ja) 燃料噴射弁
JP2004511702A (ja) 燃料噴射弁
WO2003069150A1 (en) Fuel injector flow director plate retainer
US20070007366A1 (en) Method for producing and fixing a perforated disk
EP0651156B1 (en) An air-assisted single jet injector
EP0638720A1 (en) Injector with a high atomization capacity, in particular for supplying fuel to motor vehicle engines
US20030025006A1 (en) Impinging sheet atomizer nozzle
JP2652512B2 (ja) 電磁式燃料噴射弁

Legal Events

Date Code Title Description
WAP Application withdrawn, taken to be withdrawn or refused ** after publication under section 16(1)