JP4665985B2 - インジェクタ - Google Patents

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Publication number
JP4665985B2
JP4665985B2 JP2008091167A JP2008091167A JP4665985B2 JP 4665985 B2 JP4665985 B2 JP 4665985B2 JP 2008091167 A JP2008091167 A JP 2008091167A JP 2008091167 A JP2008091167 A JP 2008091167A JP 4665985 B2 JP4665985 B2 JP 4665985B2
Authority
JP
Japan
Prior art keywords
fluid
working fluid
jet
chamber
pressure
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
JP2008091167A
Other languages
English (en)
Japanese (ja)
Other versions
JP2009243370A (ja
Inventor
賢二 船井
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
Original Assignee
Denso Corp
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 filed Critical Denso Corp
Priority to JP2008091167A priority Critical patent/JP4665985B2/ja
Priority to DE102009001989A priority patent/DE102009001989A1/de
Publication of JP2009243370A publication Critical patent/JP2009243370A/ja
Application granted granted Critical
Publication of JP4665985B2 publication Critical patent/JP4665985B2/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
    • 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
    • F02M21/00—Apparatus for supplying engines with non-liquid fuels, e.g. gaseous fuels stored in liquid form
    • F02M21/02—Apparatus for supplying engines with non-liquid fuels, e.g. gaseous fuels stored in liquid form for gaseous fuels
    • F02M21/0218—Details on the gaseous fuel supply system, e.g. tanks, valves, pipes, pumps, rails, injectors or mixers
    • F02M21/0248—Injectors
    • F02M21/0251—Details of actuators therefor
    • F02M21/0254—Electric actuators, e.g. solenoid or piezoelectric
    • 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
    • F02M21/00—Apparatus for supplying engines with non-liquid fuels, e.g. gaseous fuels stored in liquid form
    • F02M21/02—Apparatus for supplying engines with non-liquid fuels, e.g. gaseous fuels stored in liquid form for gaseous fuels
    • F02M21/0218—Details on the gaseous fuel supply system, e.g. tanks, valves, pipes, pumps, rails, injectors or mixers
    • F02M21/0248—Injectors
    • F02M21/0257—Details of the valve closing elements, e.g. valve seats, stems or arrangement of flow passages
    • F02M21/026—Lift valves, i.e. stem operated valves
    • F02M21/0269—Outwardly opening valves, e.g. poppet 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
    • F02M25/00—Engine-pertinent apparatus for adding non-fuel substances or small quantities of secondary fuel to combustion-air, main fuel or fuel-air mixture
    • F02M25/10—Engine-pertinent apparatus for adding non-fuel substances or small quantities of secondary fuel to combustion-air, main fuel or fuel-air mixture adding acetylene, non-waterborne hydrogen, non-airborne oxygen, or ozone
    • 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
    • F02M51/00—Fuel-injection apparatus characterised by being operated electrically
    • F02M51/06—Injectors peculiar thereto with means directly operating the valve needle
    • F02M51/0603—Injectors peculiar thereto with means directly operating the valve needle using piezoelectric or magnetostrictive 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
    • 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
    • F02M63/0057—Means for avoiding fuel contact with valve actuator, e.g. isolating actuators by using bellows or diaphragms
    • 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
    • F02M21/00—Apparatus for supplying engines with non-liquid fuels, e.g. gaseous fuels stored in liquid form
    • F02M21/02—Apparatus for supplying engines with non-liquid fuels, e.g. gaseous fuels stored in liquid form for gaseous fuels
    • F02M21/0203—Apparatus for supplying engines with non-liquid fuels, e.g. gaseous fuels stored in liquid form for gaseous fuels characterised by the type of gaseous fuel
    • F02M21/0206—Non-hydrocarbon fuels, e.g. hydrogen, ammonia or carbon monoxide
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00—Road transport of goods or passengers
    • Y02T10/10—Internal combustion engine [ICE] based vehicles
    • Y02T10/12—Improving ICE efficiencies
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00—Road transport of goods or passengers
    • Y02T10/10—Internal combustion engine [ICE] based vehicles
    • Y02T10/30—Use of alternative fuels, e.g. biofuels

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Analytical Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Fuel-Injection Apparatus (AREA)
JP2008091167A 2008-03-31 2008-03-31 インジェクタ Expired - Fee Related JP4665985B2 (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP2008091167A JP4665985B2 (ja) 2008-03-31 2008-03-31 インジェクタ
DE102009001989A DE102009001989A1 (de) 2008-03-31 2009-03-30 Injektor

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2008091167A JP4665985B2 (ja) 2008-03-31 2008-03-31 インジェクタ

Publications (2)

Publication Number Publication Date
JP2009243370A JP2009243370A (ja) 2009-10-22
JP4665985B2 true JP4665985B2 (ja) 2011-04-06

Family

ID=41011314

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2008091167A Expired - Fee Related JP4665985B2 (ja) 2008-03-31 2008-03-31 インジェクタ

Country Status (2)

Country Link
JP (1) JP4665985B2 (de)
DE (1) DE102009001989A1 (de)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP6186979B2 (ja) * 2013-07-23 2017-08-30 マツダ株式会社 燃料噴射弁
GB201511355D0 (en) * 2015-06-29 2015-08-12 Delphi Int Operations Lux Srl Sealing arrangement

Citations (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6221475U (de) * 1985-07-25 1987-02-09
JPS62139959A (ja) * 1985-12-12 1987-06-23 Mitsubishi Heavy Ind Ltd シ−ル機構付きガス燃料噴射弁
JPS634365U (de) * 1986-06-26 1988-01-12
JPH0272166U (de) * 1988-11-21 1990-06-01
JPH1164052A (ja) * 1997-08-25 1999-03-05 Seven Tec:Kk 二液混合送出ライン用混合比率検知装置
JP2002004970A (ja) * 2000-06-22 2002-01-09 Nippon Soken Inc 燃料噴射装置
JP2003530512A (ja) * 2000-04-07 2003-10-14 ウエストポート リサーチ インク． 封止流体圧を動的に制御する流体シール装置および方法
JP2003328893A (ja) * 2002-04-19 2003-11-19 Robert Bosch Gmbh 燃料噴射弁
JP2004156544A (ja) * 2002-11-07 2004-06-03 Denso Corp 内燃機関用燃料噴射装置
JP2005291076A (ja) * 2004-03-31 2005-10-20 Mitsubishi Fuso Truck & Bus Corp 燃料噴射装置
JP2007321737A (ja) * 2006-06-05 2007-12-13 Isuzu Motors Ltd 内燃機関の動弁駆動装置

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS634365A (ja) 1986-06-24 1988-01-09 Nec Corp マルチマイクロプロセツサにおける相互監視方式

Patent Citations (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6221475U (de) * 1985-07-25 1987-02-09
JPS62139959A (ja) * 1985-12-12 1987-06-23 Mitsubishi Heavy Ind Ltd シ−ル機構付きガス燃料噴射弁
JPS634365U (de) * 1986-06-26 1988-01-12
JPH0272166U (de) * 1988-11-21 1990-06-01
JPH1164052A (ja) * 1997-08-25 1999-03-05 Seven Tec:Kk 二液混合送出ライン用混合比率検知装置
JP2003530512A (ja) * 2000-04-07 2003-10-14 ウエストポート リサーチ インク． 封止流体圧を動的に制御する流体シール装置および方法
JP2002004970A (ja) * 2000-06-22 2002-01-09 Nippon Soken Inc 燃料噴射装置
JP2003328893A (ja) * 2002-04-19 2003-11-19 Robert Bosch Gmbh 燃料噴射弁
JP2004156544A (ja) * 2002-11-07 2004-06-03 Denso Corp 内燃機関用燃料噴射装置
JP2005291076A (ja) * 2004-03-31 2005-10-20 Mitsubishi Fuso Truck & Bus Corp 燃料噴射装置
JP2007321737A (ja) * 2006-06-05 2007-12-13 Isuzu Motors Ltd 内燃機関の動弁駆動装置

Also Published As

Publication number Publication date
JP2009243370A (ja) 2009-10-22
DE102009001989A1 (de) 2009-10-01

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