IT1001499B - Impianto di iniezione del carburan te con iniezione continua nel tubo di aspirazione di macchine a combu stione interna comprimenti la misce la e con accensione esterna - Google Patents

Impianto di iniezione del carburan te con iniezione continua nel tubo di aspirazione di macchine a combu stione interna comprimenti la misce la e con accensione esterna

Info

Publication number
IT1001499B
IT1001499B IT26579/72A IT2657972A IT1001499B IT 1001499 B IT1001499 B IT 1001499B IT 26579/72 A IT26579/72 A IT 26579/72A IT 2657972 A IT2657972 A IT 2657972A IT 1001499 B IT1001499 B IT 1001499B
Authority
IT
Italy
Prior art keywords
mixture
internal combustion
intake pipe
carburetor
injection
Prior art date
Application number
IT26579/72A
Other languages
English (en)
Original Assignee
Bosch Gmbh Robert
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
Priority claimed from DE19712133434 external-priority patent/DE2133434C3/de
Application filed by Bosch Gmbh Robert filed Critical Bosch Gmbh Robert
Application granted granted Critical
Publication of IT1001499B publication Critical patent/IT1001499B/it

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
    • 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
    • F02M69/26—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 varying fuel pressure in a fuel by-pass passage, the pressure acting on a throttle valve against the action of metered or throttled fuel pressure for variably throttling fuel flow to injection nozzles, e.g. to keep constant the pressure differential at the metering valve
    • 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
    • F02D41/14—Introducing closed-loop corrections
    • F02D41/1438—Introducing closed-loop corrections using means for determining characteristics of the combustion gases; Sensors therefor
    • F02D41/1444—Introducing closed-loop corrections using means for determining characteristics of the combustion gases; Sensors therefor characterised by the characteristics of the combustion gases
    • F02D41/1454—Introducing closed-loop corrections using means for determining characteristics of the combustion gases; Sensors therefor characterised by the characteristics of the combustion gases the characteristics being an oxygen content or concentration or the air-fuel ratio
    • 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
    • F02M69/22—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 comprising a member movably mounted in the air intake conduit and displaced according to the quantity of air admitted to the engine
    • 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
    • F02M69/30—Low-pressure fuel-injection apparatus ; Apparatus with both continuous and intermittent injection; Apparatus injecting different types of fuel characterised by means for facilitating the starting-up or idling of engines or by means for enriching fuel charge, e.g. below operational temperatures or upon high power demand of engines
    • F02M69/36—Low-pressure fuel-injection apparatus ; Apparatus with both continuous and intermittent injection; Apparatus injecting different types of fuel characterised by means for facilitating the starting-up or idling of engines or by means for enriching fuel charge, e.g. below operational temperatures or upon high power demand of engines having an enrichment mechanism modifying fuel flow to injectors, e.g. by acting on the fuel metering device or on the valves throttling fuel passages to injection nozzles or overflow passages
    • F02M69/38—Low-pressure fuel-injection apparatus ; Apparatus with both continuous and intermittent injection; Apparatus injecting different types of fuel characterised by means for facilitating the starting-up or idling of engines or by means for enriching fuel charge, e.g. below operational temperatures or upon high power demand of engines having an enrichment mechanism modifying fuel flow to injectors, e.g. by acting on the fuel metering device or on the valves throttling fuel passages to injection nozzles or overflow passages using fuel pressure, e.g. by varying fuel pressure in the control chambers of the fuel metering device
    • F02M69/386—Low-pressure fuel-injection apparatus ; Apparatus with both continuous and intermittent injection; Apparatus injecting different types of fuel characterised by means for facilitating the starting-up or idling of engines or by means for enriching fuel charge, e.g. below operational temperatures or upon high power demand of engines having an enrichment mechanism modifying fuel flow to injectors, e.g. by acting on the fuel metering device or on the valves throttling fuel passages to injection nozzles or overflow passages using fuel pressure, e.g. by varying fuel pressure in the control chambers of the fuel metering device variably controlling the pressure of the fuel by-passing the metering valves, e.g. by valves responsive to signals of temperature or oxygen sensors

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Analytical Chemistry (AREA)
  • Electrical Control Of Air Or Fuel Supplied To Internal-Combustion Engine (AREA)
  • Fuel-Injection Apparatus (AREA)
IT26579/72A 1971-07-05 1972-07-04 Impianto di iniezione del carburan te con iniezione continua nel tubo di aspirazione di macchine a combu stione interna comprimenti la misce la e con accensione esterna IT1001499B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19712133434 DE2133434C3 (de) 1969-12-01 1971-07-05 Kraftstoffeinspritzanlage mit kontinuierlicher Einspritzung in das Saugrohr von gemischverdichtenden fremdgezündeten Brennkraftmaschinen

Publications (1)

Publication Number Publication Date
IT1001499B true IT1001499B (it) 1976-04-20

Family

ID=5812750

Family Applications (1)

Application Number Title Priority Date Filing Date
IT26579/72A IT1001499B (it) 1971-07-05 1972-07-04 Impianto di iniezione del carburan te con iniezione continua nel tubo di aspirazione di macchine a combu stione interna comprimenti la misce la e con accensione esterna

Country Status (7)

Country Link
US (1) US3828749A (it)
JP (1) JPS554215B2 (it)
BE (1) BE785833R (it)
ES (1) ES404564A2 (it)
FR (1) FR2145275A6 (it)
IT (1) IT1001499B (it)
SE (1) SE366370B (it)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2246625C3 (de) * 1972-09-22 1982-02-18 Robert Bosch Gmbh, 7000 Stuttgart Kraftstoffzumeßanlage
DE2246547C2 (de) * 1972-09-22 1984-10-04 Robert Bosch Gmbh, 7000 Stuttgart Kraftstoffeinspritzanlage für gemischverdichtende Brennkraftmaschinen
DE2246546C2 (de) * 1972-09-22 1984-12-06 Robert Bosch Gmbh, 7000 Stuttgart Kraftstoffzumeßventil einer Kraftstoffeinspritzanlage für gemischverdichtende fremdgezündete Brennkraftmaschinen
US4020813A (en) * 1973-06-05 1977-05-03 Nippon Soken, Inc. Air-to-fuel ratio control means for carbureter
DE2333743C2 (de) * 1973-07-03 1983-03-31 Robert Bosch Gmbh, 7000 Stuttgart Verfahren und Vorrichtung zur Abgasentgiftung von Brennkraftmaschinen
JPS50137630A (it) * 1974-04-20 1975-10-31
DE2437713A1 (de) * 1974-08-06 1976-02-26 Bosch Gmbh Robert Einrichtung zur verminderung von schaedlichen bestandteilen im abgas von brennkraftmaschinen
FR2291360A1 (fr) * 1974-11-13 1976-06-11 Nissan Motor Perfectionnements aux moteurs a combustion interne
JPS5164137A (it) * 1974-11-29 1976-06-03 Nissan Motor
JPS51120229A (en) * 1975-04-14 1976-10-21 Nippon Telegr & Teleph Corp <Ntt> Optical system for reading luminous point coordinates
US4150645A (en) * 1977-08-19 1979-04-24 Colt Industries Operating Corp. Circuit means and apparatus for controlling the air-fuel ratio supplied to a combustion engine
JPS5447429A (en) * 1977-09-21 1979-04-14 Mitsubishi Electric Corp Pen touch type input device
US4147513A (en) * 1977-09-26 1979-04-03 Bendix Autolite Corporation Method and apparatus for measuring the O2 content of a gas
US4526672A (en) * 1984-03-23 1985-07-02 Axia Incorporated Oxygen sensor

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB600895A (en) * 1945-12-14 1948-04-21 John Kenneth Wadsworth Baines Improved means for controlling the mixture of fuel and air supplied to internal combustion engines
US3464801A (en) * 1964-09-28 1969-09-02 Tenex Corp The Catalytic system for inert gas generation
US3616274A (en) * 1969-11-24 1971-10-26 Gen Motors Corp Method and apparatus for monitoring exhaust gas

Also Published As

Publication number Publication date
BE785833R (fr) 1972-11-03
JPS4816021A (it) 1973-03-01
ES404564A2 (es) 1975-08-16
SE366370B (it) 1974-04-22
JPS554215B2 (it) 1980-01-29
FR2145275A6 (it) 1973-02-16
US3828749A (en) 1974-08-13

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