FR2272269B1 - - Google Patents

Info

Publication number
FR2272269B1
FR2272269B1 FR7417658A FR7417658A FR2272269B1 FR 2272269 B1 FR2272269 B1 FR 2272269B1 FR 7417658 A FR7417658 A FR 7417658A FR 7417658 A FR7417658 A FR 7417658A FR 2272269 B1 FR2272269 B1 FR 2272269B1
Authority
FR
France
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
Application number
FR7417658A
Other versions
FR2272269A1 (en
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.)
Societe Industrielle de Brevets et dEtudes SIBE
Original Assignee
Societe Industrielle de Brevets et dEtudes SIBE
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 Societe Industrielle de Brevets et dEtudes SIBE filed Critical Societe Industrielle de Brevets et dEtudes SIBE
Priority to FR7417658A priority Critical patent/FR2272269A1/fr
Publication of FR2272269A1 publication Critical patent/FR2272269A1/fr
Application granted granted Critical
Publication of FR2272269B1 publication Critical patent/FR2272269B1/fr
Granted legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D41/00—Electrical control of supply of combustible mixture or its constituents
    • F02D41/02—Circuit arrangements for generating control signals
    • F02D41/18—Circuit arrangements for generating control signals by measuring intake air flow
    • F02D41/182—Circuit arrangements for generating control signals by measuring intake air flow for the control of a fuel injection device
    • 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
    • F02M69/16—Low-pressure fuel-injection apparatus ; Apparatus with both continuous and intermittent injection; Apparatus injecting different types of fuel characterised by means for metering continuous fuel flow to injectors or means for varying fuel pressure upstream of continuously or intermittently operated injectors
    • F02M69/18—Low-pressure fuel-injection apparatus ; Apparatus with both continuous and intermittent injection; Apparatus injecting different types of fuel characterised by means for metering continuous fuel flow to injectors or means for varying fuel pressure upstream of continuously or intermittently operated injectors the means being metering valves throttling fuel passages to injectors or by-pass valves throttling overflow passages, the metering valves being actuated by a device responsive to the engine working parameters, e.g. engine load, speed, temperature or quantity of air
    • F02M69/20—Low-pressure fuel-injection apparatus ; Apparatus with both continuous and intermittent injection; Apparatus injecting different types of fuel characterised by means for metering continuous fuel flow to injectors or means for varying fuel pressure upstream of continuously or intermittently operated injectors the means being metering valves throttling fuel passages to injectors or by-pass valves throttling overflow passages, the metering valves being actuated by a device responsive to the engine working parameters, e.g. engine load, speed, temperature or quantity of air the device being a servo-motor, e.g. using engine intake air pressure or vacuum

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Electrical Control Of Air Or Fuel Supplied To Internal-Combustion Engine (AREA)
FR7417658A 1974-05-21 1974-05-21 Electronic fuel injection system - compares saw tooth with slope dependent on engine variable with one dependent on auxiliary throttle valve Granted FR2272269A1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR7417658A FR2272269A1 (en) 1974-05-21 1974-05-21 Electronic fuel injection system - compares saw tooth with slope dependent on engine variable with one dependent on auxiliary throttle valve

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7417658A FR2272269A1 (en) 1974-05-21 1974-05-21 Electronic fuel injection system - compares saw tooth with slope dependent on engine variable with one dependent on auxiliary throttle valve

Publications (2)

Publication Number Publication Date
FR2272269A1 FR2272269A1 (en) 1975-12-19
FR2272269B1 true FR2272269B1 (fr) 1979-03-23

Family

ID=9139120

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7417658A Granted FR2272269A1 (en) 1974-05-21 1974-05-21 Electronic fuel injection system - compares saw tooth with slope dependent on engine variable with one dependent on auxiliary throttle valve

Country Status (1)

Country Link
FR (1) FR2272269A1 (fr)

Also Published As

Publication number Publication date
FR2272269A1 (en) 1975-12-19

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Legal Events

Date Code Title Description
ST Notification of lapse