FR2282046A1 - FUEL INJECTION UNIT FOR INTERNAL COMBUSTION ENGINES - Google Patents

FUEL INJECTION UNIT FOR INTERNAL COMBUSTION ENGINES

Info

Publication number
FR2282046A1
FR2282046A1 FR7428495A FR7428495A FR2282046A1 FR 2282046 A1 FR2282046 A1 FR 2282046A1 FR 7428495 A FR7428495 A FR 7428495A FR 7428495 A FR7428495 A FR 7428495A FR 2282046 A1 FR2282046 A1 FR 2282046A1
Authority
FR
France
Prior art keywords
internal combustion
fuel injection
combustion engines
injection unit
engines
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.)
Granted
Application number
FR7428495A
Other languages
French (fr)
Other versions
FR2282046B1 (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.)
DEUTSCHE VERGASER GmbH ET CO KG
Deutsche Vergaser GmbH and Co KG
Original Assignee
DEUTSCHE VERGASER GmbH ET CO KG
Deutsche Vergaser GmbH and Co KG
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 DEUTSCHE VERGASER GmbH ET CO KG, Deutsche Vergaser GmbH and Co KG filed Critical DEUTSCHE VERGASER GmbH ET CO KG
Publication of FR2282046A1 publication Critical patent/FR2282046A1/en
Application granted granted Critical
Publication of FR2282046B1 publication Critical patent/FR2282046B1/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
    • 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
    • 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
    • F02M69/16—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
    • F02M69/24—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 for transmitting the movement of the air throttle valve actuated by the operator to the valves controlling fuel passages
    • 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
FR7428495A 1973-08-13 1974-08-12 FUEL INJECTION UNIT FOR INTERNAL COMBUSTION ENGINES Granted FR2282046A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2340834A DE2340834C2 (en) 1973-08-13 1973-08-13 Fuel injection device for mixture-compressing internal combustion engines

Publications (2)

Publication Number Publication Date
FR2282046A1 true FR2282046A1 (en) 1976-03-12
FR2282046B1 FR2282046B1 (en) 1981-05-29

Family

ID=5889577

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7428495A Granted FR2282046A1 (en) 1973-08-13 1974-08-12 FUEL INJECTION UNIT FOR INTERNAL COMBUSTION ENGINES

Country Status (5)

Country Link
US (1) US3929114A (en)
DE (1) DE2340834C2 (en)
FR (1) FR2282046A1 (en)
GB (1) GB1454855A (en)
IT (1) IT1018857B (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2311190A1 (en) * 1975-05-15 1976-12-10 Tecalemit Ltd FUEL INJECTION SYSTEMS FOR INTERNAL COMBUSTION ENGINES
FR2412707A1 (en) * 1977-12-24 1979-07-20 Audi Ag FUEL INJECTION DEVICE
FR2448631A1 (en) * 1979-02-09 1980-09-05 Audi Ag FUEL INJECTION SYSTEM FOR AN INTERNAL COMBUSTION ENGINE

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4100904A (en) * 1973-09-28 1978-07-18 Robert Bosch Gmbh Fuel injection system
SE387410B (en) * 1974-11-25 1976-09-06 Clean Air Co INJECTION CARBURETOR DEVICE
JPS51105527A (en) * 1975-03-14 1976-09-18 Nippon Soken Nainenkikanno kyunyukukiryokenshutsusochi
DE2554725A1 (en) * 1975-12-05 1977-06-08 Bosch Gmbh Robert FUEL INJECTION SYSTEM
US4143102A (en) * 1975-12-22 1979-03-06 Pierburgh Gmbh & Co. Kg Control arrangement for mixture compressing combustion engines
DE2625128A1 (en) * 1976-06-04 1977-12-08 Deutsche Vergaser Gmbh Co Kg FUEL QUANTITY DISTRIBUTOR
DE2830709C2 (en) * 1978-07-13 1982-04-08 Pierburg Gmbh & Co Kg, 4040 Neuss Mixture formation device with an air-compressing charger for an internal combustion engine
DE2924056C2 (en) * 1979-06-15 1982-06-09 Pierburg Gmbh & Co Kg, 4040 Neuss Fuel injector
JPS5656938A (en) * 1979-10-15 1981-05-19 Nissan Motor Co Ltd Apparatus for detecting opening of throttle valve
DE3149277C1 (en) * 1981-12-12 1983-06-01 Daimler-Benz Ag, 7000 Stuttgart Downdraft carburetor with variable venturi cross-section for internal combustion engines
DE4443836A1 (en) * 1994-12-09 1996-06-13 Bosch Gmbh Robert Combustion engine fuel supply appts.
CN105317533A (en) * 2015-11-12 2016-02-10 哈尔滨工程大学 Opening control device for air valve of sequential supercharging system

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3284062A (en) * 1964-05-13 1966-11-08 Ford Motor Co Fuel metering control for a constant metering force carburetor
FR1481920A (en) * 1965-06-10 1967-05-26 Inst Francais Du Petrole Automatic device for carburetor
AT288087B (en) * 1967-09-20 1971-02-25 Bosch Gmbh Robert Fuel injection system for internal combustion engines

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2311190A1 (en) * 1975-05-15 1976-12-10 Tecalemit Ltd FUEL INJECTION SYSTEMS FOR INTERNAL COMBUSTION ENGINES
FR2412707A1 (en) * 1977-12-24 1979-07-20 Audi Ag FUEL INJECTION DEVICE
FR2448631A1 (en) * 1979-02-09 1980-09-05 Audi Ag FUEL INJECTION SYSTEM FOR AN INTERNAL COMBUSTION ENGINE

Also Published As

Publication number Publication date
IT1018857B (en) 1977-10-20
DE2340834B1 (en) 1974-07-18
US3929114A (en) 1975-12-30
DE2340834C2 (en) 1975-03-27
GB1454855A (en) 1976-11-03
FR2282046B1 (en) 1981-05-29

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Legal Events

Date Code Title Description
CD Change of name or company name
ST Notification of lapse