GB1593112A - Fuel injection nozzle for internal combustion engines - Google Patents

Fuel injection nozzle for internal combustion engines Download PDF

Info

Publication number
GB1593112A
GB1593112A GB10182/78A GB1018278A GB1593112A GB 1593112 A GB1593112 A GB 1593112A GB 10182/78 A GB10182/78 A GB 10182/78A GB 1018278 A GB1018278 A GB 1018278A GB 1593112 A GB1593112 A GB 1593112A
Authority
GB
United Kingdom
Prior art keywords
valve
fuel injection
injection nozzle
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
GB10182/78A
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 GB1593112A publication Critical patent/GB1593112A/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
    • F02M61/00—Fuel-injectors not provided for in groups F02M39/00 - F02M57/00 or F02M67/00
    • F02M61/16—Details not provided for in, or of interest apart from, the apparatus of groups F02M61/02 - F02M61/14
    • F02M61/18—Injection nozzles, e.g. having valve seats; Details of valve member seated ends, not otherwise provided for
    • F02M61/1806—Injection nozzles, e.g. having valve seats; Details of valve member seated ends, not otherwise provided for characterised by the arrangement of discharge orifices, e.g. orientation or size
    • F02M61/182—Discharge orifices being situated in different transversal planes with respect to valve member direction of movement
    • 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
    • F02M45/00—Fuel-injection apparatus characterised by having a cyclic delivery of specific time/pressure or time/quantity relationship
    • F02M45/02—Fuel-injection apparatus characterised by having a cyclic delivery of specific time/pressure or time/quantity relationship with each cyclic delivery being separated into two or more parts
    • F02M45/04—Fuel-injection apparatus characterised by having a cyclic delivery of specific time/pressure or time/quantity relationship with each cyclic delivery being separated into two or more parts with a small initial part, e.g. initial part for partial load and initial and main part for full load
    • F02M45/08—Injectors peculiar thereto
    • F02M45/086—Having more than one injection-valve controlling discharge orifices
    • 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
    • F02M47/00—Fuel-injection apparatus operated cyclically with fuel-injection valves actuated by fluid pressure
    • F02M47/04—Fuel-injection apparatus operated cyclically with fuel-injection valves actuated by fluid pressure using fluid, other than fuel, for injection-valve actuation
    • F02M47/043—Fluid pressure acting on injection-valve in the period of non-injection to keep it closed
    • 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
    • F02M61/00—Fuel-injectors not provided for in groups F02M39/00 - F02M57/00 or F02M67/00
    • F02M61/04—Fuel-injectors not provided for in groups F02M39/00 - F02M57/00 or F02M67/00 having valves, e.g. having a plurality of valves in series
    • F02M61/10—Other injectors with elongated valve bodies, i.e. of needle-valve type
    • 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
    • F02M61/00—Fuel-injectors not provided for in groups F02M39/00 - F02M57/00 or F02M67/00
    • F02M61/16—Details not provided for in, or of interest apart from, the apparatus of groups F02M61/02 - F02M61/14
    • F02M61/161—Means for adjusting injection-valve lift
    • 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
    • F02M61/00—Fuel-injectors not provided for in groups F02M39/00 - F02M57/00 or F02M67/00
    • F02M61/16—Details not provided for in, or of interest apart from, the apparatus of groups F02M61/02 - F02M61/14
    • F02M61/18—Injection nozzles, e.g. having valve seats; Details of valve member seated ends, not otherwise provided for
    • F02M61/1806—Injection nozzles, e.g. having valve seats; Details of valve member seated ends, not otherwise provided for characterised by the arrangement of discharge orifices, e.g. orientation or size
    • F02M61/1826—Discharge orifices having different sizes
    • 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
    • F02M2200/00—Details of fuel-injection apparatus, not otherwise provided for
    • F02M2200/46—Valves, e.g. injectors, with concentric valve bodies

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Fuel-Injection Apparatus (AREA)
GB10182/78A 1977-03-16 1978-03-15 Fuel injection nozzle for internal combustion engines Expired GB1593112A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19772711391 DE2711391A1 (de) 1977-03-16 1977-03-16 Kraftstoffeinspritzduese

Publications (1)

Publication Number Publication Date
GB1593112A true GB1593112A (en) 1981-07-15

Family

ID=6003760

Family Applications (1)

Application Number Title Priority Date Filing Date
GB10182/78A Expired GB1593112A (en) 1977-03-16 1978-03-15 Fuel injection nozzle for internal combustion engines

Country Status (4)

Country Link
US (1) US4225088A (enExample)
JP (2) JPS53113925A (enExample)
DE (1) DE2711391A1 (enExample)
GB (1) GB1593112A (enExample)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2137280A (en) * 1983-03-26 1984-10-03 Orange Gmbh Fuel-injection system for an internal-combustion engine
DE3429471A1 (de) * 1984-08-10 1986-02-13 L'Orange GmbH, 7000 Stuttgart Kraftstoffeinspritzvorrichtung fuer eine brennkraftmaschine

Families Citing this family (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH636409A5 (en) * 1979-03-01 1983-05-31 Sulzer Ag Injection valve on a reciprocating piston internal combustion engine
IT1150819B (it) * 1981-04-14 1986-12-17 Lucas Ind Plc Ugelli di iniezione di combustibile
DE3236046C2 (de) * 1982-09-29 1986-03-20 Daimler-Benz Ag, 7000 Stuttgart Kraftstoffeinspritzdüse für Brennkraftmaschinen
JPS59168576U (ja) * 1983-04-28 1984-11-12 三菱自動車工業株式会社 燃料噴射ノズル
DE3332920A1 (de) * 1983-09-13 1985-03-21 Klöckner-Humboldt-Deutz AG, 5000 Köln Kraftstoffeinspritzduese
US4546924A (en) * 1983-11-25 1985-10-15 Southwest Research Institute Fuel injector
JPS61149569A (ja) * 1984-12-21 1986-07-08 Diesel Kiki Co Ltd 燃料噴射弁
JPS63202902A (ja) * 1987-02-18 1988-08-22 Mic Kogyo Kk 電磁アクチユエ−タ
GB8809268D0 (en) * 1988-04-20 1988-05-25 Lucas Ind Plc Fuel injection nozzle
DE3824467A1 (de) * 1988-07-19 1990-01-25 Man B & W Diesel Ag Einspritzventil
JPH0325207U (enExample) * 1989-07-24 1991-03-15
DE4027493A1 (de) * 1989-09-19 1991-03-28 Avl Verbrennungskraft Messtech Einspritzduese fuer eine brennkraftmaschine
US5458292A (en) * 1994-05-16 1995-10-17 General Electric Company Two-stage fuel injection nozzle
GB9700491D0 (en) * 1997-01-11 1997-02-26 Lucas Ind Plc Injector
RU2167329C2 (ru) * 1999-06-01 2001-05-20 Военный автомобильный институт Способ улучшения эффективности работы дизельного двигателя
DE10034446A1 (de) 2000-07-15 2002-01-24 Bosch Gmbh Robert Brennstoffeinspritzventil
DE10034444A1 (de) 2000-07-15 2002-01-24 Bosch Gmbh Robert Brennstoffeinspritzventil
US20060060673A1 (en) * 2000-11-22 2006-03-23 Gerhard Mack Injector with separately controllable injector needles
DE10059009A1 (de) 2000-11-28 2002-05-29 Bosch Gmbh Robert Brennstoffeinspritzanlage
DE10130239A1 (de) * 2001-06-22 2003-01-02 Bosch Gmbh Robert Brennstoffeinspritzventil und Verfahren zu dessen Einstellung
DE10213384A1 (de) 2002-03-26 2003-10-16 Bosch Gmbh Robert Kraftstoffeinspritzventil für Brennkraftmaschinen
DE10227277A1 (de) * 2002-06-19 2004-01-08 Robert Bosch Gmbh Kraftstoffeinspritzventil für Brennkraftmaschinen
DE102005037954A1 (de) * 2005-08-11 2007-02-15 Robert Bosch Gmbh Kraftstoffeinspritzventil für Brennkraftmaschinen
US20170175693A1 (en) * 2014-03-28 2017-06-22 Quantlogic Corporation A fuel injector flexible for single and dual fuel injection

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1834061A (en) * 1930-04-30 1931-12-01 Westinghouse Electric & Mfg Co Fuel nozzle
US1833080A (en) * 1931-01-14 1931-11-24 Worthington Pump & Mach Corp Fuel injection or spray valve
US3339848A (en) * 1965-10-20 1967-09-05 Int Harvester Co Fuel injection nozzle
DE1270883B (de) * 1966-10-28 1968-06-20 Bosch Gmbh Robert Kraftstoffeinspritzventil
US3511442A (en) * 1968-02-29 1970-05-12 Ambac Ind Sumpless fuel injection nozzle
CH495504A (de) * 1968-08-28 1970-08-31 Sopromi Soc Proc Modern Inject Brennstoff-Einspritzventil mit elektromagnetischer Betätigung
DE2121121C3 (de) * 1971-04-29 1979-01-25 Robert Bosch Gmbh, 7000 Stuttgart Kraftstoffeinspritzdüse für Brennkraftmaschinen
JPS545813Y2 (enExample) * 1971-05-26 1979-03-15
JPS5320606B2 (enExample) * 1971-11-17 1978-06-28
GB1420931A (en) * 1972-01-15 1976-01-14 Cav Ltd Fuel injection nozzles
DE2242344A1 (de) * 1972-08-29 1974-03-14 Bosch Gmbh Robert Kraftstoffeinspritzduese fuer brennkraftmaschinen
DD102198A1 (enExample) * 1973-02-02 1973-12-05
GB1452479A (en) * 1973-02-22 1976-10-13 Cav Ltd Fuel injection nozzle units for internal combustion engines floating wick holder
US4071197A (en) * 1976-02-19 1978-01-31 Caterpillar Tractor Co. Fuel injector with self-centering valve
DE2726295A1 (de) * 1977-06-10 1978-12-21 Bosch Gmbh Robert Kraftstoffeinspritzduese
DE2749378A1 (de) * 1977-11-04 1979-05-10 Bosch Gmbh Robert Kraftstoffeinspritzduese

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2137280A (en) * 1983-03-26 1984-10-03 Orange Gmbh Fuel-injection system for an internal-combustion engine
DE3311138A1 (de) * 1983-03-26 1984-10-04 L'Orange GmbH, 7000 Stuttgart Kraftstoffeinspritzanlage fuer eine brennkraftmaschine
DE3429471A1 (de) * 1984-08-10 1986-02-13 L'Orange GmbH, 7000 Stuttgart Kraftstoffeinspritzvorrichtung fuer eine brennkraftmaschine
EP0171031B1 (de) * 1984-08-10 1990-02-07 L'orange Gmbh Kraftstoffeinspritzvorrichtung für eine Brennkraftmaschine

Also Published As

Publication number Publication date
US4225088A (en) 1980-09-30
JPS62166U (enExample) 1987-01-06
JPS53113925A (en) 1978-10-04
DE2711391A1 (de) 1978-09-21

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee