DE69418139D1 - Air assisted single jet fuel injector - Google Patents

Air assisted single jet fuel injector

Info

Publication number
DE69418139D1
DE69418139D1 DE69418139T DE69418139T DE69418139D1 DE 69418139 D1 DE69418139 D1 DE 69418139D1 DE 69418139 T DE69418139 T DE 69418139T DE 69418139 T DE69418139 T DE 69418139T DE 69418139 D1 DE69418139 D1 DE 69418139D1
Authority
DE
Germany
Prior art keywords
fuel injector
jet fuel
single jet
air assisted
assisted single
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
DE69418139T
Other languages
German (de)
Other versions
DE69418139T2 (en
Inventor
Massimo Armaroli
Roberto Consolini
Massimo Lolli
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.)
Marelli Europe SpA
Original Assignee
Magneti Marelli SpA
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 Magneti Marelli SpA filed Critical Magneti Marelli SpA
Publication of DE69418139D1 publication Critical patent/DE69418139D1/en
Application granted granted Critical
Publication of DE69418139T2 publication Critical patent/DE69418139T2/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
    • F02M61/18—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
    • 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
    • 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
    • F02M69/047—Injectors peculiar thereto injectors with air chambers, e.g. communicating with atmosphere for aerating the nozzles
    • 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
    • F02M69/08—Low-pressure fuel-injection apparatus ; Apparatus with both continuous and intermittent injection; Apparatus injecting different types of fuel characterised by the fuel being carried by compressed air into main stream of combustion-air

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)
  • Gas Separation By Absorption (AREA)
  • Compositions Of Oxide Ceramics (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
DE69418139T 1993-10-29 1994-10-25 Air assisted single jet fuel injector Expired - Fee Related DE69418139T2 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ITTO930810A IT1261325B (en) 1993-10-29 1993-10-29 AIR-ASSISTED SINGLE-JET INJECTOR.

Publications (2)

Publication Number Publication Date
DE69418139D1 true DE69418139D1 (en) 1999-06-02
DE69418139T2 DE69418139T2 (en) 1999-11-11

Family

ID=11411835

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69418139T Expired - Fee Related DE69418139T2 (en) 1993-10-29 1994-10-25 Air assisted single jet fuel injector

Country Status (4)

Country Link
EP (1) EP0651156B1 (en)
DE (1) DE69418139T2 (en)
ES (1) ES2132305T3 (en)
IT (1) IT1261325B (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0821342A (en) * 1994-07-07 1996-01-23 Yamaha Motor Co Ltd Fuel injection type engine
US5722375A (en) * 1995-05-10 1998-03-03 Nally; Debora Extended tip air assist fuel injector
EP0743448B1 (en) * 1995-05-19 2001-03-21 Siemens Automotive Corporation Air assist injector and retainer shroud therefor

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01285657A (en) * 1988-05-12 1989-11-16 Japan Electron Control Syst Co Ltd Fuel injection device
US5129381A (en) * 1990-06-18 1992-07-14 Nissan Motor Co., Ltd. Fuel injection system for internal combustion engine
US5255658A (en) * 1990-10-12 1993-10-26 Coltec Industries Inc. System and apparatus to improve atomization of injected fuel
DE4112853A1 (en) * 1991-04-19 1992-10-22 Bosch Gmbh Robert METHOD FOR ADJUSTING A DEVICE AND DEVICE
DE4121372A1 (en) * 1991-05-31 1992-12-03 Bosch Gmbh Robert DEVICE FOR INJECTING A FUEL-GAS MIXTURE

Also Published As

Publication number Publication date
ITTO930810A0 (en) 1993-10-29
EP0651156A1 (en) 1995-05-03
EP0651156B1 (en) 1999-04-28
IT1261325B (en) 1996-05-14
DE69418139T2 (en) 1999-11-11
ITTO930810A1 (en) 1995-04-29
ES2132305T3 (en) 1999-08-16

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee