AU3695471A - Improvements relating to fuel injection systems - Google Patents

Improvements relating to fuel injection systems

Info

Publication number
AU3695471A
AU3695471A AU36954/71A AU3695471A AU3695471A AU 3695471 A AU3695471 A AU 3695471A AU 36954/71 A AU36954/71 A AU 36954/71A AU 3695471 A AU3695471 A AU 3695471A AU 3695471 A AU3695471 A AU 3695471A
Authority
AU
Australia
Prior art keywords
fuel injection
improvements relating
injection systems
relating
systems
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
Application number
AU36954/71A
Other versions
AU449161B2 (en
Inventor
DR. HEINRICH KNAPP WILFRIED SAULTER and VOLKHARD SHEIN DR. KONRAD ECKERT
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.)
Robert Bosch GmbH
Original Assignee
Robert Bosch GmbH
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 Robert Bosch GmbH filed Critical Robert Bosch GmbH
Publication of AU3695471A publication Critical patent/AU3695471A/en
Application granted granted Critical
Publication of AU449161B2 publication Critical patent/AU449161B2/en
Expired 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
    • F02M69/30—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
    • 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
    • F02M69/26—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

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Analytical Chemistry (AREA)
  • Fuel-Injection Apparatus (AREA)
AU36954/71A 1970-12-17 1971-12-16 Improvements relating to fuel injection systems Expired AU449161B2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE2062078A DE2062078C3 (en) 1970-12-17 1970-12-17 Fuel injection system for mixture-compressing spark-ignited internal combustion engines
DEDE820620 1970-12-17

Publications (2)

Publication Number Publication Date
AU3695471A true AU3695471A (en) 1973-06-21
AU449161B2 AU449161B2 (en) 1974-06-06

Family

ID=5791233

Family Applications (1)

Application Number Title Priority Date Filing Date
AU36954/71A Expired AU449161B2 (en) 1970-12-17 1971-12-16 Improvements relating to fuel injection systems

Country Status (14)

Country Link
US (1) US3728993A (en)
JP (1) JPS5421891B1 (en)
AU (1) AU449161B2 (en)
BE (1) BE776833R (en)
CS (1) CS157133B4 (en)
DE (1) DE2062078C3 (en)
ES (1) ES398040A2 (en)
FR (1) FR2131294A6 (en)
GB (1) GB1363740A (en)
IT (1) IT972069B (en)
NL (1) NL7117284A (en)
PL (1) PL83049B3 (en)
SE (1) SE365023B (en)
SU (1) SU512721A4 (en)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2203018C3 (en) * 1972-01-22 1974-11-28 Bosch Gmbh Robert Fuel injection system
US3796200A (en) * 1972-01-26 1974-03-12 Heinrich Knapp Fuel injection apparatus
US3951119A (en) * 1973-06-09 1976-04-20 Robert Bosch G.M.B.H. Fuel injection system
DE2333451A1 (en) * 1973-06-30 1975-01-23 Bosch Gmbh Robert FUEL INJECTION SYSTEM FOR MIXED COMPRESSING, EXTERNAL IGNITION STRATIFIC CHARGE COMBUSTION MACHINES
DE2339370B2 (en) * 1973-08-03 1978-04-27 Robert Bosch Gmbh, 7000 Stuttgart Fuel injection system for mixture-compressing spark-ignited internal combustion engines
FR2240357B1 (en) * 1973-08-10 1978-09-15 Bosch Gmbh Robert
US3915138A (en) * 1973-09-22 1975-10-28 Bosch Gmbh Robert Fuel injection system
DE2348859A1 (en) * 1973-09-28 1975-04-10 Bosch Gmbh Robert FUEL INJECTION SYSTEM
DE2349631C2 (en) * 1973-10-03 1984-10-04 Robert Bosch Gmbh, 7000 Stuttgart Fuel injection system
DE2444598C2 (en) * 1974-09-18 1982-12-16 Robert Bosch Gmbh, 7000 Stuttgart Fuel injection system
US4206735A (en) * 1978-08-04 1980-06-10 General Motors Corporation Mechanical throttle body injection apparatus
US4248188A (en) * 1978-12-29 1981-02-03 Cummins Engine Company, Inc. Hydraulic attenuator for air fuel control pump
DE2904496A1 (en) * 1979-02-07 1980-08-21 Audi Nsu Auto Union Ag FLAT SEAT VALVE FOR A FUEL INJECTION SYSTEM
DE2944469A1 (en) * 1979-11-03 1981-05-14 Robert Bosch Gmbh, 7000 Stuttgart QUANTITY METER
DE2950599A1 (en) * 1979-12-15 1981-06-19 Robert Bosch Gmbh, 7000 Stuttgart VALVE

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3015548A (en) * 1958-07-28 1962-01-02 Harry W Mcclain Carburetor of the pressure type
BE759677A (en) * 1969-12-01 1971-04-30 Bosch Gmbh Robert INSTALLATION OF CONTINUOUS INJECTION OF FUEL IN THE SUCTION TUBE, ESPECIALLY OF INTERNAL COMBUSTION ENGINES WITH MIXTURE COMPRESSION AND IGNITION DEVICE CONTROLLED FROM THE EXTERNAL
US3628515A (en) * 1969-12-01 1971-12-21 Bosch Gmbh Robert Measuring device for a fuel injection system

Also Published As

Publication number Publication date
US3728993A (en) 1973-04-24
DE2062078B2 (en) 1977-08-18
PL83049B3 (en) 1975-12-31
IT972069B (en) 1974-05-20
NL7117284A (en) 1972-06-20
SU512721A4 (en) 1976-04-30
BE776833R (en) 1972-04-17
AU449161B2 (en) 1974-06-06
ES398040A2 (en) 1974-07-16
FR2131294A6 (en) 1972-11-10
SE365023B (en) 1974-03-11
DE2062078A1 (en) 1972-06-22
GB1363740A (en) 1974-08-14
CS157133B4 (en) 1974-08-23
DE2062078C3 (en) 1978-04-06
JPS5421891B1 (en) 1979-08-02

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