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IT1289795B1 - Perfezionamenti ad una valvola di dosaggio a comando elettromagnetico, con otturatore a sfera, per un iniettore di combustibile. - Google Patents

Perfezionamenti ad una valvola di dosaggio a comando elettromagnetico, con otturatore a sfera, per un iniettore di combustibile.

Info

Publication number
IT1289795B1
IT1289795B1 IT96TO001075A ITTO961075A IT1289795B1 IT 1289795 B1 IT1289795 B1 IT 1289795B1 IT 96TO001075 A IT96TO001075 A IT 96TO001075A IT TO961075 A ITTO961075 A IT TO961075A IT 1289795 B1 IT1289795 B1 IT 1289795B1
Authority
IT
Italy
Prior art keywords
fuel injector
electromagnetically operated
dosing valve
ball shutter
operated dosing
Prior art date
Application number
IT96TO001075A
Other languages
English (en)
Inventor
Mario Ricco
Original Assignee
Elasis Sistema Ricerca Fiat
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 Elasis Sistema Ricerca Fiat filed Critical Elasis Sistema Ricerca Fiat
Priority to IT96TO001075A priority Critical patent/IT1289795B1/it
Priority to US08/987,973 priority patent/US5984264A/en
Priority to RU97121102/06A priority patent/RU2214528C2/ru
Priority to KR1019970072114A priority patent/KR100531745B1/ko
Priority to EP97122646A priority patent/EP0851115B1/en
Priority to ES97122646T priority patent/ES2174174T3/es
Priority to DE69711831T priority patent/DE69711831T2/de
Priority to CN97126443A priority patent/CN1091496C/zh
Priority to JP35495797A priority patent/JP4117423B2/ja
Publication of ITTO961075A1 publication Critical patent/ITTO961075A1/it
Application granted granted Critical
Publication of IT1289795B1 publication Critical patent/IT1289795B1/it

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
    • 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
    • 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
    • F02M63/0017—Valves characterised by the valve actuating means electrical, e.g. using solenoid using electromagnetic 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
    • F02M63/0017—Valves characterised by the valve actuating means electrical, e.g. using solenoid using electromagnetic operating means
    • F02M63/0021—Valves characterised by the valve actuating means electrical, e.g. using solenoid using electromagnetic operating means characterised by the arrangement of mobile armatures
    • F02M63/0022—Valves characterised by the valve actuating means electrical, e.g. using solenoid using electromagnetic operating means characterised by the arrangement of mobile armatures the armature and the valve being allowed to move relatively to each other
    • 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
    • F02M63/0033—Lift valves, i.e. having a valve member that moves perpendicularly to the plane of the valve seat
    • F02M63/0036—Lift valves, i.e. having a valve member that moves perpendicularly to the plane of the valve seat with spherical or partly spherical shaped valve member ends
    • 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
    • F02M63/0205—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 for cutting-out pumps or injectors in case of abnormal operation of the engine or the injection apparatus, e.g. over-speed, break-down of fuel pumps or injectors ; for cutting-out pumps for stopping the engine
    • F02M63/022—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 for cutting-out pumps or injectors in case of abnormal operation of the engine or the injection apparatus, e.g. over-speed, break-down of fuel pumps or injectors ; for cutting-out pumps for stopping the engine by acting on fuel control mechanism
    • 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
    • F02M2547/00—Special features for fuel-injection valves actuated by fluid pressure
    • F02M2547/003—Valve inserts containing control chamber and valve piston

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)
  • Magnetically Actuated Valves (AREA)
IT96TO001075A 1996-12-23 1996-12-23 Perfezionamenti ad una valvola di dosaggio a comando elettromagnetico, con otturatore a sfera, per un iniettore di combustibile. IT1289795B1 (it)

Priority Applications (9)

Application Number Priority Date Filing Date Title
IT96TO001075A IT1289795B1 (it) 1996-12-23 1996-12-23 Perfezionamenti ad una valvola di dosaggio a comando elettromagnetico, con otturatore a sfera, per un iniettore di combustibile.
US08/987,973 US5984264A (en) 1996-12-23 1997-12-10 Perfected electromagnetic metering valve with a ball shutter for a fuel injector
KR1019970072114A KR100531745B1 (ko) 1996-12-23 1997-12-22 연료분사기용 볼셔터를 갖는 전자석 계량밸브
EP97122646A EP0851115B1 (en) 1996-12-23 1997-12-22 Electromagnetic metering valve with a ball shutter for a fuel injector
RU97121102/06A RU2214528C2 (ru) 1996-12-23 1997-12-22 Усовершенствованный электромагнитный дозирующий клапан с шаровой заслонкой для форсунки
ES97122646T ES2174174T3 (es) 1996-12-23 1997-12-22 Valvula eletromagnetica de dosificado con obturador esferico para inyector de combustible.
DE69711831T DE69711831T2 (de) 1996-12-23 1997-12-22 Elektromagnetisches Dosierventil mit kugelförmigem Abschliesselement für Kraftstoffeinspritzventil
CN97126443A CN1091496C (zh) 1996-12-23 1997-12-23 用于燃料喷射器的带有一球阀的电磁计量阀
JP35495797A JP4117423B2 (ja) 1996-12-23 1997-12-24 フューエルインジェクター用ボールシャッター付電磁絞り弁

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT96TO001075A IT1289795B1 (it) 1996-12-23 1996-12-23 Perfezionamenti ad una valvola di dosaggio a comando elettromagnetico, con otturatore a sfera, per un iniettore di combustibile.

Publications (2)

Publication Number Publication Date
ITTO961075A1 ITTO961075A1 (it) 1998-06-23
IT1289795B1 true IT1289795B1 (it) 1998-10-16

Family

ID=11415148

Family Applications (1)

Application Number Title Priority Date Filing Date
IT96TO001075A IT1289795B1 (it) 1996-12-23 1996-12-23 Perfezionamenti ad una valvola di dosaggio a comando elettromagnetico, con otturatore a sfera, per un iniettore di combustibile.

Country Status (9)

Country Link
US (1) US5984264A (it)
EP (1) EP0851115B1 (it)
JP (1) JP4117423B2 (it)
KR (1) KR100531745B1 (it)
CN (1) CN1091496C (it)
DE (1) DE69711831T2 (it)
ES (1) ES2174174T3 (it)
IT (1) IT1289795B1 (it)
RU (1) RU2214528C2 (it)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19827267A1 (de) * 1998-06-18 1999-12-23 Bosch Gmbh Robert Kraftstoff-Einspritzventil für Hochdruck-Einspritzung mit verbesserter Steuerung der Kraftstoffzufuhr
DE19859484A1 (de) * 1998-12-22 2000-07-06 Bosch Gmbh Robert Kraftstoff-Einspritzventil für eine Hochdruckeinspritzung
DE19859537A1 (de) * 1998-12-22 2000-07-06 Bosch Gmbh Robert Kraftstoffeinspritzventil
DE19915686A1 (de) * 1999-04-07 2000-10-12 Delphi Tech Inc Schaltventil
DE10044933A1 (de) * 2000-09-12 2002-03-21 Bosch Gmbh Robert Kraftstoffeinspritzventil für Brennkraftmaschinen
DE10045282C2 (de) * 2000-09-13 2002-09-12 Orange Gmbh Ventilausbildung
ITTO20010970A1 (it) * 2001-10-12 2003-04-12 Fiat Ricerche Inettore di combustibile per un motore a combustione interna.
ITBO20020497A1 (it) * 2002-07-30 2004-01-30 Magneti Marelli Powertrain Spa Iniettore di carburante per un motore a combustione interna con attuazione idraulica dello spillo
DE102004024527A1 (de) * 2004-05-18 2005-12-15 Robert Bosch Gmbh Kraftstoffeinspritzeinrichtung
AT500889B8 (de) 2004-08-06 2007-02-15 Bosch Gmbh Robert Vorrichtung zum einspritzen von kraftstoff in den brennraum einer brennkraftmaschine
WO2006042488A1 (de) * 2004-10-21 2006-04-27 Robert Bosch Gmbh Kraftstoffinjektor
DE102005023179B3 (de) * 2004-12-15 2006-06-22 Siemens Ag Einspritzventil mit einem erhöhten Druck im Ablaufraum
DE102005024045A1 (de) * 2005-05-25 2006-11-30 Robert Bosch Gmbh Injektor für ein Kraftstoffeinspritzsystem
US7240604B2 (en) * 2005-07-29 2007-07-10 Caterpillar Inc Electro-hydraulic metering valve with integral flow control
JP2008175085A (ja) * 2007-01-16 2008-07-31 Denso Corp 燃料噴射装置のプレッシャリミッタ
DE102007056913A1 (de) * 2007-11-26 2009-05-28 Robert Bosch Gmbh Einspritzdüse für Kraftstoff mit Kugelventil
DE102008040637A1 (de) * 2008-07-23 2010-01-28 Robert Bosch Gmbh Kraftstoffeinspritzventileinrichtung
JP5262933B2 (ja) * 2009-04-03 2013-08-14 株式会社デンソー 燃料噴射装置
FR2973092B1 (fr) * 2011-03-25 2016-09-02 Bosch Gmbh Robert Dispositif d'obturation, regulateur de pression comportant un tel dispositif, dispositif d'injection diesel comportant un tel regulateur, moteur diesel et vehicule comportant un tel moteur
SE536494C2 (sv) 2012-05-16 2013-12-27 Scania Cv Ab Ventil för ett bränslesystem för en förbränningsmotor samt förfarande för att styra ett bränslesystem för en förbränningsmotor
DE102013227063A1 (de) 2013-12-23 2015-06-25 Robert Bosch Gmbh Kraftstoffinjektor
GB2576008B (en) * 2018-08-01 2022-02-02 Delphi Automotive Systems Lux Fuel injector with an armature surface or a pintle collar surface being convex curved

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4997004A (en) * 1986-01-29 1991-03-05 Bkm, Inc. High cycle solenoid valve
IT220660Z2 (it) * 1990-10-31 1993-10-08 Elasis Sistema Ricerca Fiat Perfezionamenti al sistema di otturatore per alta pressione in una valvola pilota di un iniettore elettromagnetico per sistemi di iniezione del combustibile di motori a combustione interna
US5211341A (en) * 1991-04-12 1993-05-18 Siemens Automotive L.P. Fuel injector valve having a collared sphere valve element
IT1257958B (it) * 1992-12-29 1996-02-19 Mario Ricco Dispositivo di registrazione di una valvola di dosaggio a comando elettromagnetico, per un iniettore di combustibile
IT1276503B1 (it) * 1995-07-14 1997-10-31 Elasis Sistema Ricerca Fiat Perfezionamenti ad una valvola di dosaggio a comando elettromagnetico, per un iniettore di combustibile.

Also Published As

Publication number Publication date
JPH10205407A (ja) 1998-08-04
ES2174174T3 (es) 2002-11-01
EP0851115B1 (en) 2002-04-10
CN1190711A (zh) 1998-08-19
KR19980064483A (ko) 1998-10-07
JP4117423B2 (ja) 2008-07-16
EP0851115A1 (en) 1998-07-01
KR100531745B1 (ko) 2006-03-14
DE69711831D1 (de) 2002-05-16
DE69711831T2 (de) 2002-10-31
ITTO961075A1 (it) 1998-06-23
RU2214528C2 (ru) 2003-10-20
CN1091496C (zh) 2002-09-25
US5984264A (en) 1999-11-16

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Legal Events

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