KR100597760B1 - 연료 분사기 - Google Patents

연료 분사기 Download PDF

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Publication number
KR100597760B1
KR100597760B1 KR1020037014690A KR20037014690A KR100597760B1 KR 100597760 B1 KR100597760 B1 KR 100597760B1 KR 1020037014690 A KR1020037014690 A KR 1020037014690A KR 20037014690 A KR20037014690 A KR 20037014690A KR 100597760 B1 KR100597760 B1 KR 100597760B1
Authority
KR
South Korea
Prior art keywords
fuel
gap
injector
core
bush
Prior art date
Application number
KR1020037014690A
Other languages
English (en)
Korean (ko)
Other versions
KR20040012819A (ko
Inventor
다카시마요시아키
스다다카히사
스즈키요시카즈
Original Assignee
봇슈 가부시키가이샤
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
Priority claimed from JP2002071588A external-priority patent/JP3790711B2/ja
Priority claimed from JP2002071589A external-priority patent/JP2003269288A/ja
Application filed by 봇슈 가부시키가이샤 filed Critical 봇슈 가부시키가이샤
Publication of KR20040012819A publication Critical patent/KR20040012819A/ko
Application granted granted Critical
Publication of KR100597760B1 publication Critical patent/KR100597760B1/ko

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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
    • 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
    • F02M55/00—Fuel-injection apparatus characterised by their fuel conduits or their venting means; Arrangements of conduits between fuel tank and pump F02M37/00
    • F02M55/002—Arrangement of leakage or drain conduits in or from injectors
    • 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
    • F02M55/00—Fuel-injection apparatus characterised by their fuel conduits or their venting means; Arrangements of conduits between fuel tank and pump F02M37/00
    • F02M55/007—Venting 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
    • 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
    • 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
    • F02M63/0014—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
    • F02M63/0019—Valves characterised by the valve actuating means electrical, e.g. using solenoid using electromagnetic operating means characterised by the arrangement of electromagnets or fixed armatures
    • 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
    • F02M2200/16—Sealing of fuel injection apparatus 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
    • 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)
KR1020037014690A 2002-03-15 2003-03-14 연료 분사기 KR100597760B1 (ko)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
JPJP-P-2002-00071588 2002-03-15
JP2002071588A JP3790711B2 (ja) 2002-03-15 2002-03-15 燃料インジェクタ
JPJP-P-2002-00071589 2002-03-15
JP2002071589A JP2003269288A (ja) 2002-03-15 2002-03-15 燃料インジェクタ
PCT/JP2003/003077 WO2003078829A1 (en) 2002-03-15 2003-03-14 Fuel injector

Publications (2)

Publication Number Publication Date
KR20040012819A KR20040012819A (ko) 2004-02-11
KR100597760B1 true KR100597760B1 (ko) 2006-07-05

Family

ID=28043721

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020037014690A KR100597760B1 (ko) 2002-03-15 2003-03-14 연료 분사기

Country Status (4)

Country Link
EP (1) EP1486665A4 (de)
KR (1) KR100597760B1 (de)
CN (1) CN1323238C (de)
WO (1) WO2003078829A1 (de)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT500774B8 (de) * 2004-08-06 2007-02-15 Bosch Gmbh Robert Vorrichtung zum einspritzen von kraftstoff in den brennraum einer brennkraftmaschine
DE102007044361A1 (de) * 2007-09-17 2009-03-19 Robert Bosch Gmbh Steuerventil für einen Kraftstoffinjektor
US7866575B2 (en) * 2009-01-12 2011-01-11 GM Global Technology Operations LLC Pressure actuated fuel injector
US8443780B2 (en) * 2010-06-01 2013-05-21 Caterpillar Inc. Low leakage cam assisted common rail fuel system, fuel injector, and operating method therefor
DE102011078947A1 (de) * 2011-04-07 2012-10-11 Robert Bosch Gmbh Kraftstoffinjektor
US9874168B2 (en) * 2015-07-20 2018-01-23 Ford Global Technologies, Llc Methods and systems for a dual injection fuel system
DE102015220677A1 (de) * 2015-10-22 2017-04-27 Robert Bosch Gmbh Elektromagnetisch betätigbares Einlassventil und Hochdruckpumpe mit Einlassventil
DE102016215745A1 (de) * 2016-08-23 2018-03-01 Robert Bosch Gmbh Elektromagnetisch betätigbares Saugventil sowie Verfahren zur Herstellung eines elektromagnetisch betätigbaren Saugventils
FR3065037A1 (fr) * 2017-04-10 2018-10-12 Delphi International Operations Luxembourg S.A R.L. Bague de centrage
CN107120220B (zh) * 2017-06-30 2023-08-29 南岳电控（衡阳）工业技术股份有限公司 一种防止柴油机启动困难的喷油泵

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5785671U (de) * 1980-11-15 1982-05-27
JPS5965977U (ja) * 1982-10-26 1984-05-02 日産車体株式会社 フユ−エルインジエクタ
JPH0514755U (ja) * 1991-08-06 1993-02-26 株式会社日立製作所 電磁弁
JPH07260032A (ja) * 1994-03-25 1995-10-13 Honda Lock Mfg Co Ltd 電磁弁
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.
DE19832826C2 (de) * 1998-07-21 2000-08-17 Bosch Gmbh Robert Montageverfahren für Kraftstoff-Einspritzventil und Vorsteuerventil sowie Kraftstoff-Einspritzventil
JP3631413B2 (ja) * 2000-04-27 2005-03-23 株式会社デンソー 電磁弁及びそれを用いた燃料噴射装置

Also Published As

Publication number Publication date
EP1486665A1 (de) 2004-12-15
KR20040012819A (ko) 2004-02-11
CN1507537A (zh) 2004-06-23
EP1486665A4 (de) 2010-09-01
CN1323238C (zh) 2007-06-27
WO2003078829A1 (en) 2003-09-25

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