DE69107880D1 - Kraftstoffeinspritzvorrichtung für eine Brennkraftmaschine. - Google Patents

Kraftstoffeinspritzvorrichtung für eine Brennkraftmaschine.

Info

Publication number
DE69107880D1
DE69107880D1 DE69107880T DE69107880T DE69107880D1 DE 69107880 D1 DE69107880 D1 DE 69107880D1 DE 69107880 T DE69107880 T DE 69107880T DE 69107880 T DE69107880 T DE 69107880T DE 69107880 D1 DE69107880 D1 DE 69107880D1
Authority
DE
Germany
Prior art keywords
combustion engine
internal combustion
fuel injection
injection device
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.)
Expired - Lifetime
Application number
DE69107880T
Other languages
English (en)
Other versions
DE69107880T2 (de
Inventor
Martin W Long
Charles B Fry
David M Rix
Raul Krivoy
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.)
Cummins Inc
Original Assignee
Cummins Engine Co Inc
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 Cummins Engine Co Inc filed Critical Cummins Engine Co Inc
Publication of DE69107880D1 publication Critical patent/DE69107880D1/de
Application granted granted Critical
Publication of DE69107880T2 publication Critical patent/DE69107880T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • F02M59/00—Pumps specially adapted for fuel-injection and not provided for in groups F02M39/00 -F02M57/00, e.g. rotary cylinder-block type of pumps
    • F02M59/20—Varying fuel delivery in quantity or timing
    • F02M59/32—Varying fuel delivery in quantity or timing fuel delivery being controlled by means of fuel-displaced auxiliary pistons, which effect injection
    • 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
    • F02M57/00—Fuel-injectors combined or associated with other devices
    • F02M57/02—Injectors structurally combined with fuel-injection pumps
    • F02M57/022—Injectors structurally combined with fuel-injection pumps characterised by the pump drive
    • F02M57/023—Injectors structurally combined with fuel-injection pumps characterised by the pump drive mechanical
    • F02M57/024—Injectors structurally combined with fuel-injection pumps characterised by the pump drive mechanical with hydraulic link for varying the piston stroke
    • 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
    • F02M59/00—Pumps specially adapted for fuel-injection and not provided for in groups F02M39/00 -F02M57/00, e.g. rotary cylinder-block type of pumps
    • F02M59/20—Varying fuel delivery in quantity or timing
    • F02M59/30—Varying fuel delivery in quantity or timing with variable-length-stroke pistons
    • 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
    • F02M59/00—Pumps specially adapted for fuel-injection and not provided for in groups F02M39/00 -F02M57/00, e.g. rotary cylinder-block type of pumps
    • F02M59/20—Varying fuel delivery in quantity or timing
    • F02M59/36—Varying fuel delivery in quantity or timing by variably-timed valves controlling fuel passages to pumping elements or overflow passages
    • F02M59/366—Valves being actuated electrically
    • 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
    • F02M2200/04—Fuel-injection apparatus having means for avoiding effect of cavitation, e.g. erosion

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Fuel-Injection Apparatus (AREA)
DE69107880T 1990-03-29 1991-03-28 Kraftstoffeinspritzvorrichtung für eine Brennkraftmaschine. Expired - Lifetime DE69107880T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/501,022 US5072709A (en) 1990-03-29 1990-03-29 Fuel injection for an internal combustion engine

Publications (2)

Publication Number Publication Date
DE69107880D1 true DE69107880D1 (de) 1995-04-13
DE69107880T2 DE69107880T2 (de) 1995-07-13

Family

ID=23991839

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69107880T Expired - Lifetime DE69107880T2 (de) 1990-03-29 1991-03-28 Kraftstoffeinspritzvorrichtung für eine Brennkraftmaschine.

Country Status (4)

Country Link
US (1) US5072709A (de)
EP (1) EP0450891B1 (de)
JP (1) JP2634706B2 (de)
DE (1) DE69107880T2 (de)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5335852A (en) * 1993-01-28 1994-08-09 Cummins Engine Company, Inc. Lubrication oil controlled unit injector
US5377636A (en) * 1993-08-06 1995-01-03 Cummins Engine Company, Inc. Solenoid operated pump-line-nozzle fuel injection system and inline pump therefor
US5445323A (en) * 1993-08-23 1995-08-29 Cummins Engine Company, Inc. High pressure fuel injector including a trapped volume spill port
EP0683314B1 (de) * 1994-05-18 1999-12-15 Cummins Engine Company, Inc. Kraftstoffdruckerzeugende Kolbenanordnung für eine druckgezündete Brennkraftmaschine
US5899383A (en) * 1994-05-18 1999-05-04 Cummins Engine Company, Inc. Ceramic fuel injector timing plunger
US5558067A (en) * 1995-08-24 1996-09-24 Cummins Engine Company, Inc. Double pulsing electronic unit injector solenoid valve to fill timing chamber before metering chamber
US5655501A (en) * 1996-05-09 1997-08-12 Caterpillar Inc. Rate shaping plunger/piston assembly for a hydraulically actuated fuel injector
US5833146A (en) * 1996-09-09 1998-11-10 Caterpillar Inc. Valve assembly with coupled seats and fuel injector using same
US5899136A (en) * 1996-12-18 1999-05-04 Cummins Engine Company, Inc. Low leakage plunger and barrel assembly for high pressure fluid system
US5775203A (en) * 1997-01-28 1998-07-07 Cummins Engine Company, Inc. High pressure fuel pump assembly
US5730104A (en) * 1997-02-19 1998-03-24 Caterpillar Inc. Injection rate shaping device for a fill metered hydraulically-actuated fuel injection system
US6247450B1 (en) * 1999-12-27 2001-06-19 Detroit Diesel Corporation Electronic controlled diesel fuel injection system
CN101688445B (zh) * 2007-03-16 2012-07-18 康明斯有限公司 用于高压流体***的低泄漏柱塞组件
US9631579B1 (en) * 2014-08-21 2017-04-25 Charles S. Powers Seal assemblies and methods for removable precombustion chamber tip

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1511484A (en) * 1922-10-25 1924-10-14 Howard B Peterson Combination metering pump and fuel spray valve
US2590575A (en) * 1945-08-02 1952-03-25 Gardiner M Rogers Fuel injector
US2997994A (en) * 1959-12-07 1961-08-29 Gen Motors Corp Fuel injection apparatus
CH394454A (de) * 1961-05-03 1965-06-30 Fetok Gmbh Verfahren und Einrichtung zur Beheizung von Brennöfen
GB1080311A (en) * 1962-11-01 1967-08-23 William Friedlander Improvements in or relating to fuel injection apparatus
US4146178A (en) * 1977-05-18 1979-03-27 Caterpillar Tractor Co. Unit fuel injector
US4235374A (en) * 1979-01-25 1980-11-25 The Bendix Corporation Electronically controlled diesel unit injector
US4281792A (en) * 1979-01-25 1981-08-04 The Bendix Corporation Single solenoid unit injector
US4306681A (en) * 1980-02-21 1981-12-22 Laitio Peter A J Barrel and fuel injector utilizing the same
JPS56146056A (en) * 1980-04-14 1981-11-13 Nippon Denso Co Ltd Fuel injection device
JPS6033339Y2 (ja) * 1980-09-04 1985-10-04 株式会社小松製作所 内燃機関の燃料噴射装置
US4475515A (en) * 1981-09-05 1984-10-09 Lucas Industries Public Limited Company Fuel systems for compression ignition engines
US4537352A (en) * 1981-10-05 1985-08-27 Nippondenso Co., Ltd. Fuel injection apparatus
DE3224769A1 (de) * 1981-11-19 1983-05-26 Robert Bosch Gmbh, 7000 Stuttgart Kraftstoffeinspritzeinrichtung fuer brennkraftmaschinen, insbesondere pumpeduese fuer dieselbrennkraftmaschinen
US4531672A (en) * 1983-05-13 1985-07-30 Cummins Engine Company, Inc. Solenoid operated unit injector having distinct timing, metering and injection periods
DE3433710A1 (de) * 1984-09-14 1986-03-27 Robert Bosch Gmbh, 7000 Stuttgart Elektrisch gesteuerte pumpeduese fuer die kraftstoffeinspritzung bei dieselbrennkraftmaschinen
DE3533014A1 (de) * 1985-09-16 1987-03-26 Avl Verbrennungskraft Messtech Verfahren und einrichtung zur einbringung des kraftstoffes in den brennraum eines dieselmotors
DE3629754C2 (de) * 1986-09-01 1994-07-14 Bosch Gmbh Robert Vorrichtung zur Erzeugung von Voreinspritzungen bei Pumpedüsen

Also Published As

Publication number Publication date
JPH06235360A (ja) 1994-08-23
EP0450891A1 (de) 1991-10-09
JP2634706B2 (ja) 1997-07-30
DE69107880T2 (de) 1995-07-13
EP0450891B1 (de) 1995-03-08
US5072709A (en) 1991-12-17

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: CUMMINS INC., COLUMBUS, IND., US