JP4519143B2 - インジェクタ - Google Patents

インジェクタ Download PDF

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Publication number
JP4519143B2
JP4519143B2 JP2007009801A JP2007009801A JP4519143B2 JP 4519143 B2 JP4519143 B2 JP 4519143B2 JP 2007009801 A JP2007009801 A JP 2007009801A JP 2007009801 A JP2007009801 A JP 2007009801A JP 4519143 B2 JP4519143 B2 JP 4519143B2
Authority
JP
Japan
Prior art keywords
fuel
flow path
valve body
pressure
chamber
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
JP2007009801A
Other languages
English (en)
Japanese (ja)
Other versions
JP2008175155A (ja
Inventor
康弘 堀内
宮本　　裕
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.)
Denso Corp
Soken Inc
Original Assignee
Denso Corp
Nippon Soken 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 Denso Corp, Nippon Soken Inc filed Critical Denso Corp
Priority to JP2007009801A priority Critical patent/JP4519143B2/ja
Priority to DE102008000082.5A priority patent/DE102008000082B4/de
Publication of JP2008175155A publication Critical patent/JP2008175155A/ja
Application granted granted Critical
Publication of JP4519143B2 publication Critical patent/JP4519143B2/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
    • 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
    • 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
    • F02M57/022—Injectors structurally combined with fuel-injection pumps characterised by the pump drive
    • F02M57/025—Injectors structurally combined with fuel-injection pumps characterised by the pump drive hydraulic, e.g. with pressure amplification
    • 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
    • F02M63/0003—Fuel-injection apparatus having a cyclically-operated valve for connecting a pressure source, e.g. constant pressure pump or accumulator, to an injection valve held closed mechanically, e.g. by springs, and automatically opened by fuel pressure
    • F02M63/0005—Fuel-injection apparatus having a cyclically-operated valve for connecting a pressure source, e.g. constant pressure pump or accumulator, to an injection valve held closed mechanically, e.g. by springs, and automatically opened by fuel pressure using valves actuated by fluid 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
    • F02M63/0028—Valves characterised by the valve actuating means hydraulic
    • F02M63/0029—Valves characterised by the valve actuating means hydraulic using a pilot valve controlling a hydraulic chamber
    • 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
    • F02M63/0043—Two-way valves
    • 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
    • F02M63/0047—Four-way valves or valves with more than four ways

Landscapes

  • 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)
JP2007009801A 2007-01-19 2007-01-19 インジェクタ Expired - Fee Related JP4519143B2 (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP2007009801A JP4519143B2 (ja) 2007-01-19 2007-01-19 インジェクタ
DE102008000082.5A DE102008000082B4 (de) 2007-01-19 2008-01-17 Einspritzeinrichtung

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2007009801A JP4519143B2 (ja) 2007-01-19 2007-01-19 インジェクタ

Publications (2)

Publication Number Publication Date
JP2008175155A JP2008175155A (ja) 2008-07-31
JP4519143B2 true JP4519143B2 (ja) 2010-08-04

Family

ID=39564101

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2007009801A Expired - Fee Related JP4519143B2 (ja) 2007-01-19 2007-01-19 インジェクタ

Country Status (2)

Country Link
JP (1) JP4519143B2 (de)
DE (1) DE102008000082B4 (de)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5625837B2 (ja) * 2010-03-31 2014-11-19 株式会社デンソー 燃料噴射装置
JP5732834B2 (ja) * 2010-03-31 2015-06-10 株式会社デンソー 燃料噴射装置
JP5310806B2 (ja) 2011-01-07 2013-10-09 株式会社デンソー 燃料噴射装置

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001003833A (ja) * 1999-06-18 2001-01-09 Mitsubishi Motors Corp 蓄圧式燃料噴射装置
JP2006029281A (ja) * 2004-07-21 2006-02-02 Toyota Central Res & Dev Lab Inc 燃料噴射装置

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2541379B1 (fr) * 1983-02-21 1987-06-12 Renault Perfectionnement aux systemes d'injection a commande electromagnetique pour moteur diesel de type pression-temps ou l'aiguille de l'injecteur est pilotee par la decharge puis la charge d'une capacite
CH668621A5 (de) * 1986-01-22 1989-01-13 Dereco Dieselmotoren Forschung Kraftstoffeinspritzanlage fuer eine brennkraftmaschine.
JP2586613B2 (ja) * 1988-11-22 1997-03-05 日本電装株式会社 燃料噴射装置
JP2684731B2 (ja) * 1988-12-12 1997-12-03 株式会社デンソー 燃料噴射装置
JP3156310B2 (ja) * 1991-10-25 2001-04-16 株式会社デンソー 燃料噴射装置
JP3458451B2 (ja) * 1994-05-30 2003-10-20 株式会社デンソー 燃料噴射装置
JP2885076B2 (ja) 1994-07-08 1999-04-19 三菱自動車工業株式会社 蓄圧式燃料噴射装置
DE10158951A1 (de) 2001-12-03 2003-06-12 Daimler Chrysler Ag Mit Druckübersetzung arbeitendes Einspritzsystem
DE10229417A1 (de) * 2002-06-29 2004-01-15 Robert Bosch Gmbh Speichereinspritzsystem mit Variodüse und Druckübersetzungseinrichtung
DE102004024527A1 (de) * 2004-05-18 2005-12-15 Robert Bosch Gmbh Kraftstoffeinspritzeinrichtung
JP4286770B2 (ja) * 2004-12-02 2009-07-01 株式会社日本自動車部品総合研究所 制御弁およびそれを備えた燃料噴射弁

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001003833A (ja) * 1999-06-18 2001-01-09 Mitsubishi Motors Corp 蓄圧式燃料噴射装置
JP2006029281A (ja) * 2004-07-21 2006-02-02 Toyota Central Res & Dev Lab Inc 燃料噴射装置

Also Published As

Publication number Publication date
DE102008000082B4 (de) 2017-08-10
JP2008175155A (ja) 2008-07-31
DE102008000082A1 (de) 2008-07-31

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