JPS5514993A - Fuel injector - Google Patents

Fuel injector

Info

Publication number
JPS5514993A
JPS5514993A JP5920479A JP5920479A JPS5514993A JP S5514993 A JPS5514993 A JP S5514993A JP 5920479 A JP5920479 A JP 5920479A JP 5920479 A JP5920479 A JP 5920479A JP S5514993 A JPS5514993 A JP S5514993A
Authority
JP
Japan
Prior art keywords
fuel injector
injector
fuel
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.)
Pending
Application number
JP5920479A
Other languages
English (en)
Japanese (ja)
Inventor
Peetaa Haideman Rorufu
Yurugen Miyuraa Hansu
Shiyumitsuto Kaaru
Reemaa Yurugen
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.)
Pierburg GmbH
Original Assignee
Pierburg 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 Pierburg GmbH filed Critical Pierburg GmbH
Publication of JPS5514993A publication Critical patent/JPS5514993A/ja
Pending 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
    • F02M69/20—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 being a servo-motor, e.g. using engine intake air pressure or vacuum
    • 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)
  • Fuel-Injection Apparatus (AREA)
  • Control Of The Air-Fuel Ratio Of Carburetors (AREA)
JP5920479A 1978-05-19 1979-05-16 Fuel injector Pending JPS5514993A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2821874A DE2821874C3 (de) 1978-05-19 1978-05-19 Brennstoffversorgungsanlage mit einem Brennstoffzumeßventil für gemischverdichtende,fremdgezündete Brennkraftmaschinen mit kontinuierlicher Brennstoffzugabe ins Saugrohr

Publications (1)

Publication Number Publication Date
JPS5514993A true JPS5514993A (en) 1980-02-01

Family

ID=6039719

Family Applications (1)

Application Number Title Priority Date Filing Date
JP5920479A Pending JPS5514993A (en) 1978-05-19 1979-05-16 Fuel injector

Country Status (6)

Country Link
JP (1) JPS5514993A ( )
DE (1) DE2821874C3 ( )
FR (1) FR2426160A2 ( )
GB (1) GB2021689B ( )
IT (1) IT1164001B ( )
SE (1) SE7904374L ( )

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5835265A (ja) * 1981-08-25 1983-03-01 Mitsubishi Electric Corp 混合気調量装置
JPS6388270A (ja) * 1986-07-14 1988-04-19 カミンズ　エンジン　カンパニ−，インコ−ポレイテツド 二重ばね式空燃制御装置

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH255804A (fr) * 1946-04-09 1948-07-15 Schneebeli Hugo Carburateur.
DE2036824A1 (de) * 1970-07-24 1972-01-27 Robert Bosch Gmbh, 7000 Stuttgart Kraftstoffeinspritzanlage für gemischverdichtende, fremdgezündete Brennkraftmaschinen
DE2346099A1 (de) * 1973-09-13 1975-03-27 Bosch Gmbh Robert Kraftstoffeinspritzanlage
GB1537053A (en) * 1975-02-07 1978-12-29 British Leyland Uk Ltd Fuel system for an internal combustion engine
DE2520322C3 (de) * 1975-05-07 1979-02-15 Robert Bosch Gmbh, 7000 Stuttgart Kraftstoffeinspritzanlage für Brennkraftmaschinen
GB1546074A (en) * 1975-05-15 1979-05-16 Tecalemit Ltd Fuel injection systems for internal combustion engine
DE2529700A1 (de) * 1975-07-03 1977-01-27 Bosch Gmbh Robert Kraftstoffversorgungsanlage
DE2717230C3 (de) * 1977-04-19 1981-09-24 Pierburg Gmbh & Co Kg, 4040 Neuss Brennstoffversorgungsanlage mit einem Brennstoffzumeßventil für Gemischverdichtende, fremdgezündete Brennkraftmaschinen mit kontinuierlicher Brennstoffzugabe ins Saugrohr

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5835265A (ja) * 1981-08-25 1983-03-01 Mitsubishi Electric Corp 混合気調量装置
JPH0223713B2 ( ) * 1981-08-25 1990-05-25 Mitsubishi Electric Corp
JPS6388270A (ja) * 1986-07-14 1988-04-19 カミンズ　エンジン　カンパニ−，インコ−ポレイテツド 二重ばね式空燃制御装置

Also Published As

Publication number Publication date
GB2021689B (en) 1982-06-23
DE2821874C3 (de) 1981-10-01
IT1164001B (it) 1987-04-08
FR2426160A2 (fr) 1979-12-14
SE7904374L (sv) 1979-11-20
GB2021689A (en) 1979-12-05
IT7949089A0 (it) 1979-05-18
DE2821874A1 (de) 1979-11-22
DE2821874B2 (de) 1981-02-05

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