GB1451077A - Fuel injection systems for internal combustion engines - Google Patents

Fuel injection systems for internal combustion engines

Info

Publication number
GB1451077A
GB1451077A GB4440773A GB4440773A GB1451077A GB 1451077 A GB1451077 A GB 1451077A GB 4440773 A GB4440773 A GB 4440773A GB 4440773 A GB4440773 A GB 4440773A GB 1451077 A GB1451077 A GB 1451077A
Authority
GB
United Kingdom
Prior art keywords
valve
chambers
passages
fuel
diaphragm
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
GB4440773A
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 GB1451077A publication Critical patent/GB1451077A/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
    • F02M69/26—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
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S261/00—Gas and liquid contact apparatus
    • Y10S261/74—Valve actuation; electrical

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Fuel-Injection Apparatus (AREA)
GB4440773A 1972-09-22 1973-09-21 Fuel injection systems for internal combustion engines Expired GB1451077A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2246546A DE2246546C2 (de) 1972-09-22 1972-09-22 Kraftstoffzumeßventil einer Kraftstoffeinspritzanlage für gemischverdichtende fremdgezündete Brennkraftmaschinen

Publications (1)

Publication Number Publication Date
GB1451077A true GB1451077A (en) 1976-09-29

Family

ID=5857070

Family Applications (1)

Application Number Title Priority Date Filing Date
GB4440773A Expired GB1451077A (en) 1972-09-22 1973-09-21 Fuel injection systems for internal combustion engines

Country Status (6)

Country Link
US (1) US3931802A (US08092553-20120110-C00004.png)
JP (1) JPS4970030A (US08092553-20120110-C00004.png)
DE (1) DE2246546C2 (US08092553-20120110-C00004.png)
FR (1) FR2163240A5 (US08092553-20120110-C00004.png)
GB (1) GB1451077A (US08092553-20120110-C00004.png)
SE (1) SE383549B (US08092553-20120110-C00004.png)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2349616B2 (de) * 1973-10-03 1977-12-08 Robert Bosch Gmbh, 7000 Stuttgart Kraftstoffeinspritzanlage fuer brennkraftmaschinen
DE2950599A1 (de) * 1979-12-15 1981-06-19 Robert Bosch Gmbh, 7000 Stuttgart Ventil
DE3006586A1 (de) * 1980-02-22 1981-09-03 Robert Bosch Gmbh, 7000 Stuttgart Kraftstoffeinspritzanlage
DE3410991A1 (de) * 1984-03-24 1985-10-03 Daimler-Benz Ag, 7000 Stuttgart Vorrichtung zur messung der durchflussmenge eines gasfoermigen oder fluessigen mediums durch ein gehaeuse
US5092301A (en) * 1990-02-13 1992-03-03 Zenith Fuel Systems, Inc. Digital fuel control system for small engines
US7225793B2 (en) * 2003-08-14 2007-06-05 Electrojet, Inc. Engine timing control with intake air pressure sensor

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2922410A (en) * 1955-11-08 1960-01-26 Bosch Arma Corp Fuel injection apparatus
DE1192471B (de) * 1956-10-12 1965-05-06 Moog Servocontrols Inc Elektro-hydraulisches Servo-Ventil
US3029800A (en) * 1957-01-07 1962-04-17 Acf Ind Inc Fuel injection system
DE1576489C3 (de) * 1967-12-20 1974-05-16 Robert Bosch Gmbh, 7000 Stuttgart Zumeß- und Verteilergerät für eine kontinuierlich arbeitende Kraftstoffeinspritzanlage
US3575147A (en) * 1969-02-12 1971-04-20 Ford Motor Co Electronic fuel injection system
DE2146506C3 (de) * 1971-09-17 1978-06-08 Robert Bosch Gmbh, 7000 Stuttgart Kraftstoffeinspritzanlage für gemischverdichtende, fremdgezündete Brennkraftmaschinen mit kontinuierlicher Einspritzung in das Saugrohr
US3703888A (en) * 1969-12-01 1972-11-28 Bosch Gmbh Robert Device for the fuel quantity control in response to operational variables of an internal combustion engine
JPS554215B2 (US08092553-20120110-C00004.png) * 1971-07-05 1980-01-29
US3765387A (en) * 1971-07-05 1973-10-16 Bosch Gmbh Robert Fuel injection apparatus
US3710771A (en) * 1971-07-30 1973-01-16 V Cinquegrani Fuel injection apparatus in an internal combustion engine
US3796200A (en) * 1972-01-26 1974-03-12 Heinrich Knapp Fuel injection apparatus

Also Published As

Publication number Publication date
US3931802A (en) 1976-01-13
FR2163240A5 (US08092553-20120110-C00004.png) 1973-07-20
SE383549B (sv) 1976-03-15
JPS4970030A (US08092553-20120110-C00004.png) 1974-07-06
DE2246546C2 (de) 1984-12-06
DE2246546A1 (de) 1974-04-04

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PLNP Patent lapsed through nonpayment of renewal fees