JP4495761B2 - 液圧的な過剰行程ストッパを備えた、磁石弁操作式の燃料インジェクタ - Google Patents

液圧的な過剰行程ストッパを備えた、磁石弁操作式の燃料インジェクタ Download PDF

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Publication number
JP4495761B2
JP4495761B2 JP2007537253A JP2007537253A JP4495761B2 JP 4495761 B2 JP4495761 B2 JP 4495761B2 JP 2007537253 A JP2007537253 A JP 2007537253A JP 2007537253 A JP2007537253 A JP 2007537253A JP 4495761 B2 JP4495761 B2 JP 4495761B2
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Japan
Prior art keywords
plunger
magnet valve
plate
plunger pin
pin
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
JP2007537253A
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English (en)
Japanese (ja)
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JP2008517212A (ja
Inventor
ビュルクレ フリーダー
マイアー ラルフ
レッティヒ アンドレアス
ゼング ハイコ
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.)
Robert Bosch GmbH
Original Assignee
Robert Bosch GmbH
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Publication date
Application filed by Robert Bosch GmbH filed Critical Robert Bosch GmbH
Publication of JP2008517212A publication Critical patent/JP2008517212A/ja
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Publication of JP4495761B2 publication Critical patent/JP4495761B2/ja
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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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
    • F02M63/0014—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
    • 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
    • F02M2200/00—Details of fuel-injection apparatus, not otherwise provided for
    • F02M2200/30—Fuel-injection apparatus having mechanical parts, the movement of which is damped
    • F02M2200/304—Fuel-injection apparatus having mechanical parts, the movement of which is damped using hydraulic 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
    • F02M2200/00—Details of fuel-injection apparatus, not otherwise provided for
    • F02M2200/70—Linkage between actuator and actuated element, e.g. between piezoelectric actuator and needle valve or pump plunger
    • 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

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Fuel-Injection Apparatus (AREA)
JP2007537253A 2004-10-20 2005-10-07 液圧的な過剰行程ストッパを備えた、磁石弁操作式の燃料インジェクタ Expired - Fee Related JP4495761B2 (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102004050992A DE102004050992A1 (de) 2004-10-20 2004-10-20 Magnetventilbetätigter Kraftstoffinjektor mit hydraulischem Überhubanschlag
PCT/EP2005/055108 WO2006042798A1 (de) 2004-10-20 2005-10-07 Magnetventilbetätigter kraftstoffinjektor mit hydraulischem überhubanschlag

Publications (2)

Publication Number Publication Date
JP2008517212A JP2008517212A (ja) 2008-05-22
JP4495761B2 true JP4495761B2 (ja) 2010-07-07

Family

ID=35502958

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2007537253A Expired - Fee Related JP4495761B2 (ja) 2004-10-20 2005-10-07 液圧的な過剰行程ストッパを備えた、磁石弁操作式の燃料インジェクタ

Country Status (5)

Country Link
EP (1) EP1805409B1 (de)
JP (1) JP4495761B2 (de)
AT (1) ATE387577T1 (de)
DE (2) DE102004050992A1 (de)
WO (1) WO2006042798A1 (de)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102006045357A1 (de) * 2006-09-26 2008-04-03 Robert Bosch Gmbh Sicherungsscheibe für ein Magnetventil
DE102007037824A1 (de) * 2007-08-10 2009-02-12 Robert Bosch Gmbh Kraftstoffeinspritzventil für Brennkraftmaschinen
EP2138706B1 (de) 2008-06-27 2010-11-10 C.R.F. Società Consortile per Azioni Kraftstoffeinspritzgerät mit symmetrischem Mess-Servoventil für einen Verbrennungsmotor
DE102008002717A1 (de) * 2008-06-27 2010-01-14 Robert Bosch Gmbh Kraftstoffinjektor mit zweiteiligem Magnetanker
EP2211046B1 (de) * 2008-12-29 2011-03-02 C.R.F. Società Consortile per Azioni Brennstoffeinspritzsystem mit hoher Betriebswiederholbarkeit und -stabilität für einen Verbrennungsmotor
CN104100424B (zh) * 2014-07-23 2016-06-29 哈尔滨工程大学 带有电磁阀控制的船用低速机共轨喷油器
CN110397771B (zh) * 2019-07-20 2020-12-01 防城港澳加粮油工业有限公司 一种使用寿命高的弹簧式安全阀

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3408012A1 (de) * 1984-03-05 1985-09-05 Gerhard Dipl.-Ing. Warren Mich. Mesenich Elektromagnetisches einspritzventil
IT1219397B (it) * 1988-06-23 1990-05-11 Weber Srl Valvola per la dosatura e la polverizzazione di carburante ad azionamento elettromagnetico provvista di doppia serie di fori laterali di ingresso del carburante
DE19650865A1 (de) 1996-12-07 1998-06-10 Bosch Gmbh Robert Magnetventil
IT239878Y1 (it) * 1996-12-23 2001-03-13 Elasis Sistema Ricerca Fiat Perfezionamenti ad una valvola di dosaggio a comando elettromagneticoper un iniettore di combustibile.
DE19843546A1 (de) * 1998-09-23 2000-03-30 Bosch Gmbh Robert Kraftstoffeinspritzeinrichtung für Brennkraftmaschinen
DE10133450A1 (de) 2001-07-10 2003-01-30 Bosch Gmbh Robert Magnetventil mit Steck-Drehverbindung

Also Published As

Publication number Publication date
WO2006042798A1 (de) 2006-04-27
DE102004050992A1 (de) 2006-04-27
JP2008517212A (ja) 2008-05-22
ATE387577T1 (de) 2008-03-15
EP1805409B1 (de) 2008-02-27
DE502005003034D1 (de) 2008-04-10
EP1805409A1 (de) 2007-07-11

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