GB1363739A - Fuel injection systems - Google Patents

Fuel injection systems

Info

Publication number
GB1363739A
GB1363739A GB5589171A GB5589171A GB1363739A GB 1363739 A GB1363739 A GB 1363739A GB 5589171 A GB5589171 A GB 5589171A GB 5589171 A GB5589171 A GB 5589171A GB 1363739 A GB1363739 A GB 1363739A
Authority
GB
United Kingdom
Prior art keywords
spring
pressure
engine
valve
responsive element
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
GB5589171A
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
Priority claimed from DE19712100935 external-priority patent/DE2100935C3/de
Application filed by Robert Bosch GmbH filed Critical Robert Bosch GmbH
Publication of GB1363739A publication Critical patent/GB1363739A/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
    • F02M69/16—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
    • F02M69/28—Low-pressure fuel-injection apparatus ; Apparatus with both continuous and intermittent injection; Apparatus injecting different types of fuel characterised by means for cutting-out the fuel supply to the engine or to main injectors during certain operating periods, e.g. deceleration
    • 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
    • F02M69/30—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)
  • Control Of Throttle Valves Provided In The Intake System Or In The Exhaust System (AREA)
GB5589171A 1971-01-11 1971-12-02 Fuel injection systems Expired GB1363739A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19712100935 DE2100935C3 (de) 1971-01-11 Kraftstoffeinspritzanlage für gemischverdichtende, fremdgezündete Brennkraftmaschinen mit kontinuierlicher Einspritzung in das Saugrohr

Publications (1)

Publication Number Publication Date
GB1363739A true GB1363739A (en) 1974-08-14

Family

ID=5795532

Family Applications (1)

Application Number Title Priority Date Filing Date
GB5589171A Expired GB1363739A (en) 1971-01-11 1971-12-02 Fuel injection systems

Country Status (10)

Country Link
US (1) US3730155A (enrdf_load_stackoverflow)
JP (1) JPS5440694B1 (enrdf_load_stackoverflow)
BR (1) BR7200128D0 (enrdf_load_stackoverflow)
CS (1) CS157136B4 (enrdf_load_stackoverflow)
ES (1) ES398729A2 (enrdf_load_stackoverflow)
FR (1) FR2122141A6 (enrdf_load_stackoverflow)
GB (1) GB1363739A (enrdf_load_stackoverflow)
IT (1) IT1003022B (enrdf_load_stackoverflow)
SE (1) SE365024B (enrdf_load_stackoverflow)
SU (1) SU513641A3 (enrdf_load_stackoverflow)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2158093C3 (de) * 1971-11-24 1978-09-07 Robert Bosch Gmbh, 7000 Stuttgart Kraftstoffeinspritzanlage für gemischverdichtende, fremdgezündete Brennkraftmaschinen mit kontinuierlicher Einspritzung in das Saugrohr
DE2243921A1 (de) * 1972-09-07 1974-03-14 Bosch Gmbh Robert Kraftstoffversorgungsanlage
DE2327295C3 (de) * 1973-05-29 1978-08-31 Robert Bosch Gmbh, 7000 Stuttgart Kraftstoffversorgungsanlage für Brennkraftmaschinen
US3951119A (en) * 1973-06-09 1976-04-20 Robert Bosch G.M.B.H. Fuel injection system
US3951120A (en) * 1973-08-10 1976-04-20 Robert Bosch G.M.B.H. Diaphragm-controlled pressure control valve assembly
US4100904A (en) * 1973-09-28 1978-07-18 Robert Bosch Gmbh Fuel injection system
DE2349688C3 (de) * 1973-10-03 1980-07-17 Robert Bosch Gmbh, 7000 Stuttgart Kraftstoffeinspritzanlage
US3963005A (en) * 1973-10-12 1976-06-15 Robert Bosch G.M.B.H. Fuel supply system
US3931803A (en) * 1974-01-18 1976-01-13 Asoke Chattopadhayay Fuel quantity manifold for multi-cylinder internal combustion engines
DE2403276C3 (de) * 1974-01-24 1981-03-12 Robert Bosch Gmbh, 7000 Stuttgart Kraftstoffeinspritzanlage
DE2417129A1 (de) * 1974-04-09 1975-11-06 Bosch Gmbh Robert Kraftstoffeinspritzanlage
DE2514483A1 (de) * 1975-04-03 1976-10-21 Daimler Benz Ag Verbrennungskraftmaschine mit fremdzuendung
GB1546074A (en) * 1975-05-15 1979-05-16 Tecalemit Ltd Fuel injection systems for internal combustion engine
US4153018A (en) * 1975-07-31 1979-05-08 Ntn Toyo Bearing Co. Ltd. Air flow measuring device for internal combustion engines
DE2547645C3 (de) * 1975-10-24 1978-11-23 Robert Bosch Gmbh, 7000 Stuttgart Kraftstoffeinspritz anlage
DE2641398A1 (de) * 1976-09-15 1978-03-16 Bosch Gmbh Robert Einrichtung zum regeln der zusammensetzung des betriebsgemisches einer brennkraftmaschine
DE2757248A1 (de) * 1977-12-22 1979-06-28 Porsche Ag Kraftstoffeinspritzanlage fuer gemischverdichtende, fremdgezuendete brennkraftmaschinen
US4206735A (en) * 1978-08-04 1980-06-10 General Motors Corporation Mechanical throttle body injection apparatus
US4359031A (en) * 1979-03-07 1982-11-16 General Motors Corporation Engine air flow responsive control
JP5539702B2 (ja) * 2009-11-25 2014-07-02 ザマ・ジャパン株式会社 気化器

Family Cites Families (1)

* 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

Also Published As

Publication number Publication date
BR7200128D0 (pt) 1973-05-03
JPS5440694B1 (enrdf_load_stackoverflow) 1979-12-05
FR2122141A6 (enrdf_load_stackoverflow) 1972-08-25
SU513641A3 (ru) 1976-05-05
DE2100935A1 (de) 1972-07-20
ES398729A2 (es) 1975-05-16
US3730155A (en) 1973-05-01
CS157136B4 (enrdf_load_stackoverflow) 1974-08-23
IT1003022B (it) 1976-06-10
DE2100935B2 (de) 1976-09-16
SE365024B (enrdf_load_stackoverflow) 1974-03-11

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Legal Events

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