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DE69617367D1 - Kraftstoffeinspritzmengenbildungsgerät für eine pumpendüse - Google Patents

Kraftstoffeinspritzmengenbildungsgerät für eine pumpendüse

Info

Publication number
DE69617367D1
DE69617367D1 DE69617367T DE69617367T DE69617367D1 DE 69617367 D1 DE69617367 D1 DE 69617367D1 DE 69617367 T DE69617367 T DE 69617367T DE 69617367 T DE69617367 T DE 69617367T DE 69617367 D1 DE69617367 D1 DE 69617367D1
Authority
DE
Germany
Prior art keywords
fuel injection
pump nozzle
amounting device
amounting
nozzle
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 - Fee Related
Application number
DE69617367T
Other languages
English (en)
Other versions
DE69617367T2 (de
Inventor
A Camplin
A Flinn
Lianghe Zuo
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.)
Caterpillar Inc
Original Assignee
Caterpillar 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 Caterpillar Inc filed Critical Caterpillar Inc
Application granted granted Critical
Publication of DE69617367D1 publication Critical patent/DE69617367D1/de
Publication of DE69617367T2 publication Critical patent/DE69617367T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • 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
    • F02M57/025—Injectors structurally combined with fuel-injection pumps characterised by the pump drive hydraulic, e.g. with pressure amplification
    • F02M57/026—Construction details of pressure amplifiers, e.g. fuel passages or check valves arranged in the intensifier piston or head, particular diameter relationships, stop members, arrangement of ports or conduits
    • 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
    • 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
    • F02M57/025—Injectors structurally combined with fuel-injection pumps characterised by the pump drive hydraulic, e.g. with pressure amplification
    • 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
    • F02M59/02—Pumps specially adapted for fuel-injection and not provided for in groups F02M39/00 -F02M57/00, e.g. rotary cylinder-block type of pumps of reciprocating-piston or reciprocating-cylinder type
    • F02M59/08—Pumps specially adapted for fuel-injection and not provided for in groups F02M39/00 -F02M57/00, e.g. rotary cylinder-block type of pumps of reciprocating-piston or reciprocating-cylinder type characterised by two or more pumping elements with conjoint outlet or several pumping elements feeding one engine cylinder
    • 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
    • F02M59/02—Pumps specially adapted for fuel-injection and not provided for in groups F02M39/00 -F02M57/00, e.g. rotary cylinder-block type of pumps of reciprocating-piston or reciprocating-cylinder type
    • F02M59/10—Pumps specially adapted for fuel-injection and not provided for in groups F02M39/00 -F02M57/00, e.g. rotary cylinder-block type of pumps of reciprocating-piston or reciprocating-cylinder type characterised by the piston-drive
    • F02M59/105—Pumps specially adapted for fuel-injection and not provided for in groups F02M39/00 -F02M57/00, e.g. rotary cylinder-block type of pumps of reciprocating-piston or reciprocating-cylinder type characterised by the piston-drive hydraulic drive
    • 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
    • F02M63/00—Other fuel-injection apparatus having pertinent characteristics not provided for in groups F02M39/00 - F02M57/00 or F02M67/00; Details, component parts, or accessories of fuel-injection apparatus, not provided for in, or of interest apart from, the apparatus of groups F02M39/00 - F02M61/00 or F02M67/00; Combination of fuel pump with other devices, e.g. lubricating oil pump
    • F02M63/02—Fuel-injection apparatus having several injectors fed by a common pumping element, or having several pumping elements feeding a common injector; Fuel-injection apparatus having provisions for cutting-out pumps, pumping elements, or injectors; Fuel-injection apparatus having provisions for variably interconnecting pumping elements and injectors alternatively

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Fuel-Injection Apparatus (AREA)
DE69617367T 1995-04-13 1996-03-14 Kraftstoffeinspritzmengenbildungsgerät für eine pumpendüse Expired - Fee Related DE69617367T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US08/421,645 US5632444A (en) 1995-04-13 1995-04-13 Fuel injection rate shaping apparatus for a unit injector
PCT/US1996/003434 WO1996032585A1 (en) 1995-04-13 1996-03-14 Fuel injection rate shaping apparatus for a unit injector

Publications (2)

Publication Number Publication Date
DE69617367D1 true DE69617367D1 (de) 2002-01-10
DE69617367T2 DE69617367T2 (de) 2002-07-25

Family

ID=23671426

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69617367T Expired - Fee Related DE69617367T2 (de) 1995-04-13 1996-03-14 Kraftstoffeinspritzmengenbildungsgerät für eine pumpendüse

Country Status (5)

Country Link
US (1) US5632444A (de)
EP (1) EP0770174B1 (de)
JP (1) JPH10501866A (de)
DE (1) DE69617367T2 (de)
WO (1) WO1996032585A1 (de)

Families Citing this family (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6161770A (en) 1994-06-06 2000-12-19 Sturman; Oded E. Hydraulically driven springless fuel injector
US6257499B1 (en) 1994-06-06 2001-07-10 Oded E. Sturman High speed fuel injector
US5954487A (en) * 1995-06-23 1999-09-21 Diesel Technology Company Fuel pump control valve assembly
GB9609382D0 (en) * 1996-05-03 1996-07-10 Lucas Ind Plc Fuel injection system
US6026780A (en) * 1997-12-18 2000-02-22 Caterpillar Inc. Method for controlled transition between use of different injection waveform types in a hydraulically-actuated electronically-controlled fuel injection system
US6082331A (en) * 1997-12-19 2000-07-04 Caterpillar Inc. Electronic control and method for consistently controlling the amount of fuel injected by a hydraulically activated, electronically controlled injector fuel system to an engine
US6014956A (en) * 1997-12-22 2000-01-18 Caterpillar Inc. Electronic control for a hydraulically activated, electronically controlled injector fuel system and method for operating same
US5950931A (en) * 1998-01-30 1999-09-14 Caterpillar Inc. Pressure decay passage for a fuel injector having a trapped volume nozzle assembly
US6085991A (en) 1998-05-14 2000-07-11 Sturman; Oded E. Intensified fuel injector having a lateral drain passage
US5964406A (en) * 1998-05-28 1999-10-12 Caterpillar Inc. Valve area scheduling in a double acting piston for a hydraulically-actuated fuel injector
US6019091A (en) * 1998-08-13 2000-02-01 Diesel Technology Company Control valve
US6113000A (en) * 1998-08-27 2000-09-05 Caterpillar Inc. Hydraulically-actuated fuel injector with intensifier piston always exposed to high pressure actuation fluid inlet
US6089470A (en) * 1999-03-10 2000-07-18 Diesel Technology Company Control valve assembly for pumps and injectors
US6158419A (en) * 1999-03-10 2000-12-12 Diesel Technology Company Control valve assembly for pumps and injectors
IT1308781B1 (it) * 1999-07-02 2002-01-10 Elasis Sistema Ricerca Fiat Pompa ad alta pressione munita di valvola di intercettazione amovibileper l'alimentazione di combustibile ad un motore a combustione interna
DE19951005A1 (de) * 1999-10-22 2001-04-26 Bosch Gmbh Robert Einspritzeinrichtung und Verfahren zum Einspritzen von Fluid
US6270024B1 (en) 2000-01-12 2001-08-07 Woodward Governor Company Hydraulically actuated fuel injector cartridge and system for high pressure gaseous fuel injection
JP2002031016A (ja) * 2000-07-21 2002-01-31 Toyota Industries Corp 燃料噴射器
US6450778B1 (en) 2000-12-07 2002-09-17 Diesel Technology Company Pump system with high pressure restriction
US20030236489A1 (en) 2002-06-21 2003-12-25 Baxter International, Inc. Method and apparatus for closed-loop flow control system
DE10247210A1 (de) * 2002-10-10 2004-04-22 Robert Bosch Gmbh Filteranordnung für Kraftstoffeinspritzsysteme
EP1751417A4 (de) * 2004-02-11 2007-06-13 Mazrek Ltd Betätigungsmechanismus für eine hydraulisch betriebene pumpe-düse-einheit für brennkraftmaschinen
US7900604B2 (en) * 2005-06-16 2011-03-08 Siemens Diesel Systems Technology Dampening stop pin
WO2014175889A1 (en) * 2013-04-25 2014-10-30 International Engine Intellectual Property Company, Llc Fuel injector

Family Cites Families (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR814513A (fr) * 1936-02-19 1937-06-24 Prec Mecanique Procédé et dispositifs de réglage de l'injection dans les moteurs à combustion
US2792687A (en) * 1953-11-06 1957-05-21 Francis A Snell Variable displacement pump
US3021802A (en) * 1956-03-13 1962-02-20 Glas Maurus Hydraulic press
GB1043383A (en) * 1962-06-27 1966-09-21 Mitsubishi Shipbuilding And En Valve operating device for internal combustion engine
US3269462A (en) * 1964-03-17 1966-08-30 Schlumberger Well Surv Corp Selective hydraulic pressure booster for borehole apparatus
US3269275A (en) * 1964-07-21 1966-08-30 Soil Mover Company Inc Two stage hydraulic cylinder
US3312171A (en) * 1965-10-12 1967-04-04 New York Air Brake Co Pumps
DE2012202A1 (de) * 1970-03-14 1971-10-07 Robert Bosch Gmbh, 7000 Stuttgart Pumpe Düse zur Kraftstoffeinspritzung für Brennkraftmaschinen
US4054248A (en) * 1976-07-01 1977-10-18 General Motors Corporation Fuel injector pump for a unit fuel injector
US4281792A (en) * 1979-01-25 1981-08-04 The Bendix Corporation Single solenoid unit injector
US4327694A (en) * 1979-11-01 1982-05-04 Caterpillar Tractor Co. Unit fuel pump-injector with overfuel capability and timing retardation
DE3048347A1 (de) * 1980-12-20 1982-07-22 Volkswagenwerk Ag, 3180 Wolfsburg Kraftstoffeinspritzeinrichtung
DE3114525A1 (de) * 1981-04-10 1982-11-04 Gewerkschaft Eisenhütte Westfalia, 4670 Lünen Hydraulischer presszylinder fuer den rohrvorpressbetrieb u.dgl.
US4392612A (en) * 1982-02-19 1983-07-12 General Motors Corporation Electromagnetic unit fuel injector
US4527738A (en) * 1982-06-18 1985-07-09 Caterpillar Tractor Co. Modular unit fluid pump-injector
US4567811A (en) * 1984-07-23 1986-02-04 Wsf Industries, Inc. Telescopic cylinder
US4605166A (en) * 1985-02-21 1986-08-12 Stanadyne, Inc. Accumulator injector
DE3629754C2 (de) * 1986-09-01 1994-07-14 Bosch Gmbh Robert Vorrichtung zur Erzeugung von Voreinspritzungen bei Pumpedüsen
GB8729657D0 (en) * 1987-12-19 1988-02-03 Lucas Ind Plc Valve actuation system
US5033442A (en) * 1989-01-19 1991-07-23 Cummins Engine Company, Inc. Fuel injector with multiple variable timing
US5094397A (en) * 1991-02-11 1992-03-10 Cummins Engine Company, Inc Unit fuel injector with injection chamber spill valve
US5121730A (en) * 1991-10-11 1992-06-16 Caterpillar Inc. Methods of conditioning fluid in an electronically-controlled unit injector for starting
US5271371A (en) * 1991-10-11 1993-12-21 Caterpillar Inc. Actuator and valve assembly for a hydraulically-actuated electronically-controlled injector
US5143291A (en) * 1992-03-16 1992-09-01 Navistar International Transportation Corp. Two-stage hydraulic electrically-controlled unit injector
US5492098A (en) * 1993-03-01 1996-02-20 Caterpillar Inc. Flexible injection rate shaping device for a hydraulically-actuated fuel injection system
US5566660A (en) * 1995-04-13 1996-10-22 Caterpillar Inc. Fuel injection rate shaping apparatus for a unit fuel injector

Also Published As

Publication number Publication date
EP0770174A1 (de) 1997-05-02
JPH10501866A (ja) 1998-02-17
DE69617367T2 (de) 2002-07-25
EP0770174B1 (de) 2001-11-28
US5632444A (en) 1997-05-27
WO1996032585A1 (en) 1996-10-17

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee