EP0404342B1 - Injector for fuel-injection system - Google Patents

Injector for fuel-injection system Download PDF

Info

Publication number
EP0404342B1
EP0404342B1 EP19900305384 EP90305384A EP0404342B1 EP 0404342 B1 EP0404342 B1 EP 0404342B1 EP 19900305384 EP19900305384 EP 19900305384 EP 90305384 A EP90305384 A EP 90305384A EP 0404342 B1 EP0404342 B1 EP 0404342B1
Authority
EP
European Patent Office
Prior art keywords
valve
orifices
injector
seats
lands
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 - Lifetime
Application number
EP19900305384
Other languages
German (de)
English (en)
French (fr)
Other versions
EP0404342A1 (en
Inventor
Ernest Richmond Stettner
Roland Stuart Taylor
Donald Dibble Stoltman
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.)
Motors Liquidation Co
Original Assignee
Motors Liquidation Co
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 Motors Liquidation Co filed Critical Motors Liquidation Co
Publication of EP0404342A1 publication Critical patent/EP0404342A1/en
Application granted granted Critical
Publication of EP0404342B1 publication Critical patent/EP0404342B1/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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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
    • F02M69/00—Low-pressure fuel-injection apparatus ; Apparatus with both continuous and intermittent injection; Apparatus injecting different types of fuel
    • F02M69/46—Details, component parts or accessories not provided for in, or of interest apart from, the apparatus covered by groups F02M69/02 - F02M69/44
    • F02M69/50—Arrangement of fuel distributors, e.g. with means for supplying equal portion of metered fuel to injectors
    • 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
    • F02M51/02—Fuel-injection apparatus characterised by being operated electrically specially for low-pressure fuel-injection

Definitions

  • an injector 10 has a body 12 that receives fuel through a plurality of radial inlet passages 14 surrounded by a filter 16.
  • a distributor 18 threaded into the lower end of body 12 delivers fuel through six outlet passages 20, each of which directs fuel to an associated injection nozzle.
  • Injector 10 also includes an invention as set forth in European patent application No. 90305385.8 (0 404 343) filed concurrently herewith.

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Fuel-Injection Apparatus (AREA)
EP19900305384 1989-06-21 1990-05-18 Injector for fuel-injection system Expired - Lifetime EP0404342B1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US36950589A 1989-06-21 1989-06-21
US369505 1989-06-21

Publications (2)

Publication Number Publication Date
EP0404342A1 EP0404342A1 (en) 1990-12-27
EP0404342B1 true EP0404342B1 (en) 1993-01-20

Family

ID=23455765

Family Applications (1)

Application Number Title Priority Date Filing Date
EP19900305384 Expired - Lifetime EP0404342B1 (en) 1989-06-21 1990-05-18 Injector for fuel-injection system

Country Status (6)

Country Link
EP (1) EP0404342B1 (pt)
JP (1) JPH0333471A (pt)
BR (1) BR9002929A (pt)
CA (1) CA2018608C (pt)
DE (1) DE69000794T2 (pt)
MX (1) MX172612B (pt)

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4572436A (en) * 1984-12-24 1986-02-25 General Motors Corporation Electromagnetic fuel injector with tapered armature/valve
US4787418A (en) * 1987-09-15 1988-11-29 Colt Industries Inc. Valve assembly and fuel metering apparatus

Also Published As

Publication number Publication date
DE69000794D1 (de) 1993-03-04
BR9002929A (pt) 1991-08-20
CA2018608A1 (en) 1990-12-21
EP0404342A1 (en) 1990-12-27
DE69000794T2 (de) 1993-05-13
MX172612B (es) 1994-01-03
JPH0333471A (ja) 1991-02-13
CA2018608C (en) 1994-10-18

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