DE69718574D1 - Einspritzventil - Google Patents

Einspritzventil

Info

Publication number
DE69718574D1
DE69718574D1 DE69718574T DE69718574T DE69718574D1 DE 69718574 D1 DE69718574 D1 DE 69718574D1 DE 69718574 T DE69718574 T DE 69718574T DE 69718574 T DE69718574 T DE 69718574T DE 69718574 D1 DE69718574 D1 DE 69718574D1
Authority
DE
Germany
Prior art keywords
injector
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
DE69718574T
Other languages
English (en)
Other versions
DE69718574T2 (de
Inventor
Colin Thomas Timms
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.)
Delphi Technologies Operations Luxembourg SARL
Original Assignee
Delphi Technologies 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 Delphi Technologies Inc filed Critical Delphi Technologies Inc
Application granted granted Critical
Publication of DE69718574D1 publication Critical patent/DE69718574D1/de
Publication of DE69718574T2 publication Critical patent/DE69718574T2/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
    • 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
    • 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
    • F02M63/0012—Valves
    • F02M63/0031—Valves characterized by the type of valves, e.g. special valve member details, valve seat details, valve housing details
    • F02M63/0049—Combined valve units, e.g. for controlling pumping chamber and injection 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
    • 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
    • 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
    • F02M47/02—Fuel-injection apparatus operated cyclically with fuel-injection valves actuated by fluid pressure of accumulator-injector type, i.e. having fuel pressure of accumulator tending to open, and fuel pressure in other chamber tending to close, injection valves and having means for periodically releasing that closing pressure
    • F02M47/027—Electrically actuated valves draining the chamber to release the closing pressure
    • 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
    • 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
    • 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
    • F02M59/44—Details, components parts, or accessories not provided for in, or of interest apart from, the apparatus of groups F02M59/02 - F02M59/42; Pumps having transducers, e.g. to measure displacement of pump rack or piston
    • F02M59/46—Valves
    • F02M59/466—Electrically operated valves, e.g. using electromagnetic or piezoelectric operating means
    • 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
    • F02M63/0012—Valves
    • F02M63/0014—Valves characterised by the valve actuating means
    • F02M63/0015—Valves characterised by the valve actuating means electrical, e.g. using solenoid
    • 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
    • F02M63/0012—Valves
    • F02M63/0059—Arrangements of valve actuators
    • F02M63/0061—Single actuator acting on two or more valve bodies
    • 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
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T137/00—Fluid handling
    • Y10T137/8593—Systems
    • Y10T137/87265—Dividing into parallel flow paths with recombining
    • Y10T137/87507—Electrical actuator

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Fluid Mechanics (AREA)
  • Fuel-Injection Apparatus (AREA)
DE69718574T 1996-08-06 1997-08-05 Einspritzventil Expired - Lifetime DE69718574T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB9616521A GB9616521D0 (en) 1996-08-06 1996-08-06 Injector

Publications (2)

Publication Number Publication Date
DE69718574D1 true DE69718574D1 (de) 2003-02-27
DE69718574T2 DE69718574T2 (de) 2003-09-25

Family

ID=10798107

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69718574T Expired - Lifetime DE69718574T2 (de) 1996-08-06 1997-08-05 Einspritzventil

Country Status (8)

Country Link
US (1) US5893350A (de)
EP (1) EP0823550B1 (de)
JP (1) JPH10103183A (de)
KR (1) KR19980018437A (de)
BR (1) BR9704281A (de)
DE (1) DE69718574T2 (de)
ES (1) ES2191150T3 (de)
GB (1) GB9616521D0 (de)

Families Citing this family (66)

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SE507374C3 (sv) * 1996-09-10 1998-06-29 Volvo Lastvagnar Ab Saett och anordning foer reglering av insprutningstrycket av flytande braensle
DE19701879A1 (de) 1997-01-21 1998-07-23 Bosch Gmbh Robert Kraftstoffeinspritzeinrichtung für Brennkraftmaschinen
EP0898678B1 (de) * 1997-03-12 2003-01-15 Forschungs- und Transferzentrum E.V. an der Westsächsischen Hochschule Zwickau Verfahren zur kraftstoffeinspritzung in mehrzylinder-kraftmaschinen und vorrichtung zur durchführung des verfahrens
DE19742320A1 (de) * 1997-09-25 1999-04-01 Bosch Gmbh Robert Kraftstoffeinspritzventil
US6167869B1 (en) * 1997-11-03 2001-01-02 Caterpillar Inc. Fuel injector utilizing a multiple current level solenoid
GB9810327D0 (en) * 1998-05-15 1998-07-15 Lucas Ind Plc Fuel system and pump suitable for use therein
GB9820237D0 (en) * 1998-09-18 1998-11-11 Lucas Ind Plc Fuel injector
GB9820239D0 (en) 1998-09-18 1998-11-11 Lucas Ind Plc Fuel injector
US6684853B1 (en) * 1998-10-16 2004-02-03 International Engine Intellectual Property Company, Llc Fuel injector with direct needle valve control
EP0999360A1 (de) * 1998-11-05 2000-05-10 Siemens Aktiengesellschaft Steuerventil für Dosiervorrichtung für Fluid
US6276610B1 (en) * 1998-12-11 2001-08-21 Diesel Technology Company Control valve
DE19860678A1 (de) * 1998-12-29 2000-07-06 Bosch Gmbh Robert Kraftstoffeinspritzvorrichtung für Brennkraftmaschinen
DE19900033A1 (de) * 1999-01-02 2000-07-06 Bosch Gmbh Robert Kraftstoffeinspritzvorrichtung für Brennkraftmaschinen
DE19908102C1 (de) * 1999-02-25 2000-05-04 Daimler Chrysler Ag Ventil mit variablem Ventilquerschnitt
DE19908418C1 (de) * 1999-02-26 2000-10-26 Siemens Ag Steuerventil zum Einsatz in einem Speichereinspritzsystem für einen Dieselmotor
US6360721B1 (en) 2000-05-23 2002-03-26 Caterpillar Inc. Fuel injector with independent control of check valve and fuel pressurization
DE19941463A1 (de) * 1999-09-01 2001-03-15 Bosch Gmbh Robert Magnet-Injektor für Kraftstoff-Speichereinspritzsysteme
DE19949528A1 (de) * 1999-10-14 2001-04-19 Bosch Gmbh Robert Doppelschaltendes Steuerventil für einen Injektor eines Kraftstoffeinspritzsystems für Brennkraftmaschinen mit hydraulischer Verstärkung des Aktors
DE19954288A1 (de) * 1999-11-11 2001-05-17 Bosch Gmbh Robert Kraftstoffeinspritzventil für Brennkraftmaschinen
DE10001828A1 (de) * 2000-01-18 2001-07-19 Fev Motorentech Gmbh Direktgesteuerte Kraftstoffeinspritzeinrichtung für eine Kolbenbrennkraftmaschine
US6283441B1 (en) * 2000-02-10 2001-09-04 Caterpillar Inc. Pilot actuator and spool valve assembly
DE10012552A1 (de) * 2000-03-15 2001-09-27 Bosch Gmbh Robert Einspritzeinrichtung mit einem Aktor zur Nadelhubsteuerung
DE10023960A1 (de) * 2000-05-16 2001-11-22 Bosch Gmbh Robert Kraftstoffeinspritzvorrichtung für eine Brennkraftmaschine
DE10031580A1 (de) * 2000-06-29 2002-01-17 Bosch Gmbh Robert Druckgesteuertes Steuerteil für Common-Rail-Injektoren
ATE526501T1 (de) * 2000-07-10 2011-10-15 Mitsubishi Heavy Ind Ltd Brennstoffeinspritzvorrichtung
US6520150B1 (en) * 2000-08-23 2003-02-18 Detroit Diesel Corporation Fuel injector assembly and internal combustion engine including same
DE10051343B4 (de) 2000-10-17 2005-09-22 Robert Bosch Gmbh Verfahren zum Einspritzen von Kraftstoff mit Mehrfachansteuerung eines Steuerventiles
DE10058760C2 (de) * 2000-11-27 2003-05-28 Bosch Gmbh Robert Geteilter Steuerventilkörper für Injektorsteuerventile
DE10059628A1 (de) * 2000-12-01 2002-06-13 Bosch Gmbh Robert Modular aufgebauter Injektor zum Einspritzen von Kraftstoff
DE10065103C1 (de) * 2000-12-28 2002-06-20 Bosch Gmbh Robert Kraftstoffeinspritzeinrichtung
DE10102684A1 (de) 2001-01-22 2002-08-08 Bosch Gmbh Robert Vorrichtung zur Formung eines flexiblen Einspritzdruckverlaufes mittels eines schaltbaren Aktors
DE10109610A1 (de) * 2001-02-28 2002-09-05 Bosch Gmbh Robert Kraftstoffeinspritzeinrichtung für Brennkraftmaschinen
DE10113654A1 (de) * 2001-03-21 2002-09-26 Bosch Gmbh Robert Kraftsotffeinspritzeinrichtung für Brennkraftmaschinen
DE10122246A1 (de) * 2001-05-08 2002-11-21 Bosch Gmbh Robert Injektor zum Einspritzen von Kraftstoff mit in Reihe geschalteten Steuerventilgliedern
DE10123775B4 (de) * 2001-05-16 2005-01-20 Robert Bosch Gmbh Kraftstoff-Einspritzvorrichtung für Brennkraftmaschinen, insbesondere Common-Rail-Injektor, sowie Kraftstoffsystem und Brennkraftmaschine
DE10132248C2 (de) * 2001-07-04 2003-05-28 Bosch Gmbh Robert Kraftstoffinjektor mit 2-Wege-Ventilsteuerung
DE10141111B4 (de) * 2001-08-22 2005-10-13 Robert Bosch Gmbh Kraftstoffeinspritzvorrichtung für Brennkraftmaschinen
DE10141110A1 (de) * 2001-08-22 2003-03-20 Bosch Gmbh Robert Kraftstoffeinspritzvorrichtung für Brennkraftmaschinen
DE10154802A1 (de) * 2001-11-08 2003-05-22 Bosch Gmbh Robert Kraftstoffeinspritzeinrichtung für eine Brennkraftmaschine
DE10155718C2 (de) * 2001-11-13 2003-09-18 Hermann Golle Einspritzsystem für Dieselmotoren
US6684854B2 (en) 2001-12-14 2004-02-03 Caterpillar Inc Auxiliary systems for an engine having two electrical actuators on a single circuit
US6845926B2 (en) * 2002-02-05 2005-01-25 International Engine Intellectual Property Company, Llc Fuel injector with dual control valve
DE10205750A1 (de) * 2002-02-12 2003-08-21 Bosch Gmbh Robert Kraftstoffeinspritzeinrichtung für eine Brennkraftmaschine
DE10212396A1 (de) * 2002-03-20 2003-10-09 Bosch Gmbh Robert Kraftstoffeinspritzeinrichtung mit 3/2-Wege-Ventil
US6647964B1 (en) * 2002-06-14 2003-11-18 Caterpillar Inc End of injection pressure reduction
US6789777B2 (en) * 2002-12-02 2004-09-14 Caterpillar Inc Piezo solenoid actuator and valve using same
US6935580B2 (en) * 2003-02-10 2005-08-30 Caterpillar Inc Valve assembly having multiple rate shaping capabilities and fuel injector using same
WO2004072470A1 (en) * 2003-02-12 2004-08-26 Robert Bosch Gmbh Fuel injector pump system with high pressure post injection
DE10333787A1 (de) * 2003-07-24 2005-02-24 Volkswagen Mechatronic Gmbh & Co. Kg Pumpe-Düse-Vorrichtung
US7124744B2 (en) * 2003-07-31 2006-10-24 Caterpillar Inc. Variable control orifice member and fuel injector using same
US7455243B2 (en) * 2004-03-03 2008-11-25 Caterpillar Inc. Electronic unit injector with pressure assisted needle control
DE102004028886A1 (de) * 2004-06-15 2006-01-05 Robert Bosch Gmbh Kraftstoffeinspritzeinrichtung
DE102004046899A1 (de) * 2004-09-28 2006-03-30 Robert Bosch Gmbh Kraftstoffeinspritzvorrichtung
JP4003770B2 (ja) * 2004-10-01 2007-11-07 トヨタ自動車株式会社 燃料噴射装置
EP1657422A1 (de) 2004-11-12 2006-05-17 C.R.F. Societa' Consortile per Azioni Verfahren und Vorrichtung zur Steuerung der Kraftstoffeinspritzung einer Brennkraftmaschine
JP2008534840A (ja) * 2005-03-22 2008-08-28 ボルボ ラストバグナー アーベー 燃料噴射器を制御するための方法
US7066151B1 (en) * 2005-04-07 2006-06-27 Robert Bosch Gmbh Fuel injector with spill chamber
US7111614B1 (en) * 2005-08-29 2006-09-26 Caterpillar Inc. Single fluid injector with rate shaping capability
DE102005055672A1 (de) * 2005-11-22 2007-05-24 Siemens Ag Injektor mit steuerbaren Einspritzdruck, sowie Verfahren zum Steuern eines Injektors
JP5043761B2 (ja) * 2008-06-18 2012-10-10 本田技研工業株式会社 燃料噴射装置
DE102012202344B4 (de) * 2012-02-16 2013-11-14 Continental Automotive Gmbh Verfahren zur Druckregelung in einem Hochdruckbereich einer Brennkraftmaschine
US9291134B2 (en) * 2013-03-11 2016-03-22 Stanadyne Llc Anti-cavitation throttle for injector control valve
US9228550B2 (en) * 2013-03-11 2016-01-05 Stanadyne Llc Common rail injector with regulated pressure chamber
DE102014225323A1 (de) * 2014-12-09 2016-06-09 Robert Bosch Gmbh Schalt- oder Druckregelventil für ein Karftstoffeinspritzsystem
JP6623846B2 (ja) 2016-03-03 2019-12-25 セイコーエプソン株式会社 流体噴射装置
JP6707907B2 (ja) 2016-03-03 2020-06-10 セイコーエプソン株式会社 流体噴射装置

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US4392612A (en) * 1982-02-19 1983-07-12 General Motors Corporation Electromagnetic unit fuel injector
DE3700356C2 (de) * 1987-01-08 1995-07-06 Bosch Gmbh Robert Magnetventil zur Steuerung von Flüssigkeitsmengen
DE4118236C2 (de) * 1990-06-06 2000-02-17 Avl Verbrennungskraft Messtech Einspritzsystem für Brennkraftmaschinen
US5301875A (en) * 1990-06-19 1994-04-12 Cummins Engine Company, Inc. Force balanced electronically controlled fuel injector
JPH04183966A (ja) * 1990-11-19 1992-06-30 Komatsu Ltd 燃料噴射装置
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DE4332119B4 (de) * 1993-09-22 2006-04-20 Robert Bosch Gmbh Kraftstoffeinspritzeinrichtung für Brennkraftmaschinen
DE4334802C1 (de) * 1993-10-13 1995-01-05 Mtu Friedrichshafen Gmbh Brennstoffeinspritzsystem für Dieselmotoren
GB2289313B (en) * 1994-05-13 1998-09-30 Caterpillar Inc Fluid injector system
JPH08158981A (ja) * 1994-12-02 1996-06-18 Nippondenso Co Ltd 燃料噴射装置
GB9506959D0 (en) * 1995-04-04 1995-05-24 Lucas Ind Plc Fuel system
US5526791A (en) * 1995-06-07 1996-06-18 Diesel Technology Company High-pressure electromagnetic fuel injector

Also Published As

Publication number Publication date
EP0823550A1 (de) 1998-02-11
KR19980018437A (ko) 1998-06-05
US5893350A (en) 1999-04-13
BR9704281A (pt) 1998-12-22
DE69718574T2 (de) 2003-09-25
ES2191150T3 (es) 2003-09-01
JPH10103183A (ja) 1998-04-21
EP0823550B1 (de) 2003-01-22
GB9616521D0 (en) 1996-09-25

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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: DELPHI TECHNOLOGIES HOLDING S.A.R.L., BASCHARA, LU