ATE456742T1 - Kraftstoffinjektor für verbrennungsmotoren mit einstellbarem dosierservoventil - Google Patents

Kraftstoffinjektor für verbrennungsmotoren mit einstellbarem dosierservoventil

Info

Publication number
ATE456742T1
ATE456742T1 AT06425256T AT06425256T ATE456742T1 AT E456742 T1 ATE456742 T1 AT E456742T1 AT 06425256 T AT06425256 T AT 06425256T AT 06425256 T AT06425256 T AT 06425256T AT E456742 T1 ATE456742 T1 AT E456742T1
Authority
AT
Austria
Prior art keywords
core
casing
servo valve
contact surface
armature
Prior art date
Application number
AT06425256T
Other languages
English (en)
Inventor
Mario Ricco
Adriano Gorgoglione
Raffaele Ricco
Antonio Gravina
Original Assignee
Fiat Ricerche
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 Fiat Ricerche filed Critical Fiat Ricerche
Application granted granted Critical
Publication of ATE456742T1 publication Critical patent/ATE456742T1/de

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
    • 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
    • F02M63/004—Sliding valves, e.g. spool valves, i.e. whereby the closing member has a sliding movement along a seat for opening and closing
    • 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
    • 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
    • F02M61/166—Selection of particular materials
    • 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
    • F02M61/167—Means for compensating clearance or thermal expansion
    • 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
    • F02M61/168—Assembling; Disassembling; Manufacturing; Adjusting
    • 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
    • F02M63/0014—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
    • F02M63/007—Details not provided for in, or of interest apart from, the apparatus of the groups F02M63/0014 - F02M63/0059
    • F02M63/0078—Valve member details, e.g. special shape, hollow or fuel passages in the valve member
    • F02M63/008—Hollow valve members, e.g. members internally guided
    • 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
    • F02M63/0225—Fuel-injection apparatus having a common rail feeding several injectors ; Means for varying pressure in common rails; Pumps feeding common rails
    • 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
    • F02M2200/80—Fuel injection apparatus manufacture, repair or assembly
    • F02M2200/8053—Fuel injection apparatus manufacture, repair or assembly involving mechanical deformation of the apparatus or parts thereof
    • 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
    • F02M2200/80—Fuel injection apparatus manufacture, repair or assembly
    • F02M2200/8076—Fuel injection apparatus manufacture, repair or assembly involving threaded members
    • 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
    • F02M2200/80—Fuel injection apparatus manufacture, repair or assembly
    • F02M2200/8092—Fuel injection apparatus manufacture, repair or assembly adjusting or calibration
    • 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)
  • Manufacturing & Machinery (AREA)
  • Fluid Mechanics (AREA)
  • Fuel-Injection Apparatus (AREA)
AT06425256T 2006-04-11 2006-04-11 Kraftstoffinjektor für verbrennungsmotoren mit einstellbarem dosierservoventil ATE456742T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP06425256A EP1845256B1 (de) 2006-04-11 2006-04-11 Kraftstoffinjektor für Verbrennungsmotoren mit einstellbarem Dosierservoventil

Publications (1)

Publication Number Publication Date
ATE456742T1 true ATE456742T1 (de) 2010-02-15

Family

ID=36968584

Family Applications (1)

Application Number Title Priority Date Filing Date
AT06425256T ATE456742T1 (de) 2006-04-11 2006-04-11 Kraftstoffinjektor für verbrennungsmotoren mit einstellbarem dosierservoventil

Country Status (5)

Country Link
US (1) US7552909B2 (de)
EP (1) EP1845256B1 (de)
JP (1) JP4573851B2 (de)
AT (1) ATE456742T1 (de)
DE (1) DE602006012012D1 (de)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102009003208A1 (de) 2009-05-19 2010-11-25 Robert Bosch Gmbh Verfahren zur Einstellung des Ventilhubes
DE102009051677B4 (de) * 2009-11-03 2020-03-26 Continental Automotive Gmbh Einspritzventil
DE102012205503A1 (de) * 2012-04-04 2013-10-10 Continental Teves Ag & Co. Ohg Elektromagnetventil, insbesondere für schlupfgeregelte Kraftfahrzeugbremsanlagen
DE102012206890A1 (de) * 2012-04-26 2013-10-31 Robert Bosch Gmbh Anordnung mit einem Brennstoffverteiler und mehreren Brennstoffeinspritzventilen
DE102013224719A1 (de) * 2013-12-03 2015-06-03 Robert Bosch Gmbh Magnetbaugruppe für ein Magnetventil
US9897033B2 (en) * 2014-05-15 2018-02-20 Cummins Inc. High pressure, high speed regulating switch valve
US9677523B2 (en) * 2014-05-30 2017-06-13 Cummins Inc. Fuel injector including an injection control valve having an improved stator core
JP2021014791A (ja) * 2017-11-16 2021-02-12 日立オートモティブシステムズ株式会社 高圧燃料ポンプ
CN115523063B (zh) * 2022-10-11 2025-02-14 一汽解放汽车有限公司 气体喷射器、动力系统及车辆

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2936425A1 (de) * 1979-09-08 1981-04-02 Robert Bosch Gmbh, 7000 Stuttgart Elektromagnetisch betaetigbares kraftsoffeinspritzventil
IT1240173B (it) * 1990-04-06 1993-11-27 Weber Srl Dispositivo di iniezione del carburante ad azionamento elettromagnetico per un motore a combustione interna
JPH08177679A (ja) * 1994-12-21 1996-07-12 Nippondenso Co Ltd 燃料噴射弁
WO1996041947A1 (en) * 1995-06-08 1996-12-27 Siemens Automotive Corporation Method of adjusting a solenoid air gap
IT1293432B1 (it) * 1997-07-11 1999-03-01 Elasis Sistema Ricerca Fiat Iniettore di combustibile per motori a combustione interna.
IT1293433B1 (it) 1997-07-11 1999-03-01 Elasis Sistema Ricerca Fiat Valvola di dosaggio registrabile per un iniettore di combustibile per motori a combustione interna, e relativo metodo di registrazione.
IT1295192B1 (it) * 1997-09-24 1999-05-04 Magneti Marelli Spa Iniettore elettromagnetico.
IT1295462B1 (it) * 1997-10-02 1999-05-12 Elasis Sistema Ricerca Fiat Iniettore di combustibile a comando elettromagnetico per motori a combustione interna.
IT1296144B1 (it) * 1997-11-18 1999-06-09 Elasis Sistema Ricerca Fiat Valvola di dosaggio registrabile per un iniettore di combustibile per motori a combustione interna.
ITTO20001227A1 (it) * 2000-12-29 2002-06-29 Fiat Ricerche Impianto di iniezione a collettore comune per un motore a combustioneinterna, avente un dispositivo di predosaggio del combustibile.
ITTO20001230A1 (it) * 2000-12-29 2002-06-29 Fiat Ricerche Iniettore di combustibile per un motore a combustione interna.
DE10133218C2 (de) * 2001-07-09 2003-07-03 Bosch Gmbh Robert Verfahren und Vorrichtung zur Einstellung des Magnethubes an Kraftstoffinjektoren
EP1707797B1 (de) * 2005-03-14 2007-08-22 C.R.F. Società Consortile per Azioni Verstellbares Dosierservoventil eines Einspritzventils
EP1707798B1 (de) * 2005-03-14 2010-05-19 C.R.F. Società Consortile per Azioni Verstellbares Dosierservoventil eines Einspritzventils sowie dessen Verstellungsverfahren

Also Published As

Publication number Publication date
DE602006012012D1 (de) 2010-03-18
EP1845256B1 (de) 2010-01-27
US7552909B2 (en) 2009-06-30
US20070251498A1 (en) 2007-11-01
JP4573851B2 (ja) 2010-11-04
JP2007278295A (ja) 2007-10-25
EP1845256A1 (de) 2007-10-17

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