GB1406305A - Fuel injection systems - Google Patents

Fuel injection systems

Info

Publication number
GB1406305A
GB1406305A GB5423272A GB5423272A GB1406305A GB 1406305 A GB1406305 A GB 1406305A GB 5423272 A GB5423272 A GB 5423272A GB 5423272 A GB5423272 A GB 5423272A GB 1406305 A GB1406305 A GB 1406305A
Authority
GB
United Kingdom
Prior art keywords
spring
valve
engine
fuel
pressure
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
GB5423272A
Other languages
English (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.)
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 GB1406305A publication Critical patent/GB1406305A/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
    • F02M69/32—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 with an air by-pass around the air throttle valve or with an auxiliary air passage, e.g. with a variably controlled valve therein
    • 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
    • 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
    • F02M69/40—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 variably controlled air pressure, e.g. by modifying the intake air vacuum signal acting on the fuel metering device

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)
  • Control Of Throttle Valves Provided In The Intake System Or In The Exhaust System (AREA)
GB5423272A 1971-11-24 1972-11-23 Fuel injection systems Expired GB1406305A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2158093A DE2158093C3 (de) 1971-11-24 1971-11-24 Kraftstoffeinspritzanlage für gemischverdichtende, fremdgezündete Brennkraftmaschinen mit kontinuierlicher Einspritzung in das Saugrohr

Publications (1)

Publication Number Publication Date
GB1406305A true GB1406305A (en) 1975-09-17

Family

ID=5825911

Family Applications (1)

Application Number Title Priority Date Filing Date
GB5423272A Expired GB1406305A (en) 1971-11-24 1972-11-23 Fuel injection systems

Country Status (6)

Country Link
US (1) US3791359A (enrdf_load_stackoverflow)
JP (1) JPS5624096B2 (enrdf_load_stackoverflow)
DE (1) DE2158093C3 (enrdf_load_stackoverflow)
FR (1) FR2163035A6 (enrdf_load_stackoverflow)
GB (1) GB1406305A (enrdf_load_stackoverflow)
IT (1) IT1045033B (enrdf_load_stackoverflow)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4182298A (en) * 1976-06-25 1980-01-08 Robert Bosch Gmbh Warm-up control apparatus for a fuel supply system
GB2138499A (en) * 1983-02-25 1984-10-24 Porsche Ag I c engine propulsion arrangement for an aircraft

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2241936C3 (de) * 1972-08-25 1979-02-01 Robert Bosch Gmbh, 7000 Stuttgart KraftstoffzumeBanlage für Brennkraftmaschinen
DE2339370B2 (de) * 1973-08-03 1978-04-27 Robert Bosch Gmbh, 7000 Stuttgart Kraftstoffeinspritzanlage für gemischverdichtende fremdgezündete Brennkraftmaschinen
US3951120A (en) * 1973-08-10 1976-04-20 Robert Bosch G.M.B.H. Diaphragm-controlled pressure control valve assembly
DE2346099A1 (de) * 1973-09-13 1975-03-27 Bosch Gmbh Robert Kraftstoffeinspritzanlage
DE2349631C2 (de) * 1973-10-03 1984-10-04 Robert Bosch Gmbh, 7000 Stuttgart Kraftstoffeinspritzanlage
DE2403276C3 (de) * 1974-01-24 1981-03-12 Robert Bosch Gmbh, 7000 Stuttgart Kraftstoffeinspritzanlage
DE2423109A1 (de) * 1974-05-13 1975-12-04 Bosch Gmbh Robert Kraftstoffeinspritzanlage
DE2425021C2 (de) * 1974-05-24 1983-12-22 Robert Bosch Gmbh, 7000 Stuttgart Kraftstoffeinspritzanlage
DE2444598C2 (de) * 1974-09-18 1982-12-16 Robert Bosch Gmbh, 7000 Stuttgart Kraftstoffeinspritzanlage
US4112900A (en) * 1975-05-07 1978-09-12 Robert Bosch Gmbh Fuel injection system
US4062336A (en) * 1975-05-19 1977-12-13 Cummins Engine Company, Inc. Fuel control valve
DE2544800A1 (de) * 1975-10-07 1977-04-21 Bosch Gmbh Robert Kraftstoffeinspritzanlage
DE2544810C2 (de) * 1975-10-07 1982-04-15 Robert Bosch Gmbh, 7000 Stuttgart Kraftstoffeinspritzanlage
JPS5412464U (enrdf_load_stackoverflow) * 1977-06-28 1979-01-26
US4359031A (en) * 1979-03-07 1982-11-16 General Motors Corporation Engine air flow responsive control
DE3006631C2 (de) * 1980-02-22 1983-08-25 Audi Nsu Auto Union Ag, 7107 Neckarsulm Kraftstoffeinspritzvorrichtung für eine fremdgezündete Brennkraftmaschine
DE3026826C2 (de) * 1980-07-16 1984-04-26 Audi Nsu Auto Union Ag, 7107 Neckarsulm Kraftstoffeinspritzvorrichtung für eine fremdgezündete Kolbenbrennkraftmaschine
US4421089A (en) * 1982-07-19 1983-12-20 The Bendix Corporation Fuel metering apparatus
DE3415711C2 (de) * 1984-04-27 1986-04-03 Daimler-Benz Ag, 7000 Stuttgart Mechanische Einspritzanlage mit Luftmengenmessung für eine Brennkraftmaschine

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE759677A (fr) * 1969-12-01 1971-04-30 Bosch Gmbh Robert Installation d'injection continue de combustible dans le tube d'aspiration notamment de moteurs a combustion interne a compression du melange et a dispositif d'allumage commande de l'exterieur
GB1363739A (en) * 1971-01-11 1974-08-14 Bosch Gmbh Robert Fuel injection systems

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4182298A (en) * 1976-06-25 1980-01-08 Robert Bosch Gmbh Warm-up control apparatus for a fuel supply system
GB2138499A (en) * 1983-02-25 1984-10-24 Porsche Ag I c engine propulsion arrangement for an aircraft

Also Published As

Publication number Publication date
DE2158093A1 (de) 1973-05-30
FR2163035A6 (enrdf_load_stackoverflow) 1973-07-20
IT1045033B (it) 1980-04-21
DE2158093C3 (de) 1978-09-07
DE2158093B2 (de) 1977-10-20
US3791359A (en) 1974-02-12
JPS5624096B2 (enrdf_load_stackoverflow) 1981-06-04
JPS4859219A (enrdf_load_stackoverflow) 1973-08-20

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]