DE19747143B4 - Fluideinspritzventil - Google Patents

Fluideinspritzventil Download PDF

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Publication number
DE19747143B4
DE19747143B4 DE19747143.9A DE19747143A DE19747143B4 DE 19747143 B4 DE19747143 B4 DE 19747143B4 DE 19747143 A DE19747143 A DE 19747143A DE 19747143 B4 DE19747143 B4 DE 19747143B4
Authority
DE
Germany
Prior art keywords
openings
diameter
fuel
valve seat
needle
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 - Lifetime
Application number
DE19747143.9A
Other languages
German (de)
English (en)
Other versions
DE19747143A1 (de
Inventor
Yasuhide Tani
Yukio Mori
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
Publication of DE19747143A1 publication Critical patent/DE19747143A1/de
Application granted granted Critical
Publication of DE19747143B4 publication Critical patent/DE19747143B4/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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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
    • F02M69/00—Low-pressure fuel-injection apparatus ; Apparatus with both continuous and intermittent injection; Apparatus injecting different types of fuel
    • F02M69/04—Injectors peculiar thereto
    • F02M69/042—Positioning of injectors with respect to engine, e.g. in the air intake conduit
    • F02M69/044—Positioning of injectors with respect to engine, e.g. in the air intake conduit for injecting into the intake conduit downstream of an air throttle valve
    • 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
    • F02M51/061—Injectors peculiar thereto with means directly operating the valve needle using electromagnetic operating means
    • F02M51/0625—Injectors peculiar thereto with means directly operating the valve needle using electromagnetic operating means characterised by arrangement of mobile armatures
    • F02M51/0664—Injectors peculiar thereto with means directly operating the valve needle using electromagnetic operating means characterised by arrangement of mobile armatures having a cylindrically or partly cylindrically shaped armature, e.g. entering the winding; having a plate-shaped or undulated armature entering the winding
    • F02M51/0671—Injectors peculiar thereto with means directly operating the valve needle using electromagnetic operating means characterised by arrangement of mobile armatures having a cylindrically or partly cylindrically shaped armature, e.g. entering the winding; having a plate-shaped or undulated armature entering the winding the armature having an elongated valve body attached thereto
    • 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
    • F02M61/18—Injection nozzles, e.g. having valve seats; Details of valve member seated ends, not otherwise provided for
    • F02M61/1853—Orifice plates
    • 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
    • F02M69/00—Low-pressure fuel-injection apparatus ; Apparatus with both continuous and intermittent injection; Apparatus injecting different types of fuel
    • F02M69/04—Injectors peculiar thereto
    • F02M69/042—Positioning of injectors with respect to engine, e.g. in the air intake conduit

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)
  • Fuel-Injection Apparatus (AREA)
  • Nozzles (AREA)
DE19747143.9A 1996-10-25 1997-10-24 Fluideinspritzventil Expired - Lifetime DE19747143B4 (de)

Applications Claiming Priority (6)

Application Number Priority Date Filing Date Title
JP08-283791 1996-10-25
JP28379196 1996-10-25
JP09-178161 1997-07-03
JP17816197 1997-07-03
JP09-245091 1997-09-10
JP24509197A JP3750768B2 (ja) 1996-10-25 1997-09-10 流体噴射ノズル

Publications (2)

Publication Number Publication Date
DE19747143A1 DE19747143A1 (de) 1998-04-30
DE19747143B4 true DE19747143B4 (de) 2014-03-13

Family

ID=27324533

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19747143.9A Expired - Lifetime DE19747143B4 (de) 1996-10-25 1997-10-24 Fluideinspritzventil

Country Status (3)

Country Link
US (2) US5931391A (enExample)
JP (1) JP3750768B2 (enExample)
DE (1) DE19747143B4 (enExample)

Families Citing this family (63)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH1172067A (ja) 1997-06-24 1999-03-16 Toyota Motor Corp 内燃機関の燃料噴射弁
US6095437A (en) * 1998-01-26 2000-08-01 Denso Corporation Air-assisted type fuel injector for engines
JP2000145590A (ja) * 1998-11-10 2000-05-26 Aisan Ind Co Ltd 燃料噴射弁
US6405947B2 (en) * 1999-08-10 2002-06-18 Siemens Automotive Corporation Gaseous fuel injector having low restriction seat for valve needle
JP2001317431A (ja) * 2000-02-25 2001-11-16 Denso Corp 流体噴射ノズル
US6439484B2 (en) * 2000-02-25 2002-08-27 Denso Corporation Fluid injection nozzle
JP4097056B2 (ja) * 2000-03-17 2008-06-04 株式会社デンソー 燃料噴射弁
US6742727B1 (en) * 2000-05-10 2004-06-01 Siemens Automotive Corporation Injection valve with single disc turbulence generation
JP2002039036A (ja) * 2000-07-24 2002-02-06 Mitsubishi Electric Corp 燃料噴射弁
DE10049034B4 (de) * 2000-10-04 2005-08-04 Robert Bosch Gmbh Brennstoffeinspritzventil
JP3837283B2 (ja) 2000-10-24 2006-10-25 株式会社ケーヒン 燃料噴射弁
JP3837282B2 (ja) * 2000-10-24 2006-10-25 株式会社ケーヒン 燃料噴射弁
DE10059420A1 (de) * 2000-11-30 2002-06-06 Bosch Gmbh Robert Brennstoffeinspritzventil
JP3556899B2 (ja) * 2000-12-04 2004-08-25 三菱電機株式会社 燃料噴射弁
JP3847564B2 (ja) * 2001-01-30 2006-11-22 株式会社日立製作所 燃料噴射弁
DE10118164B4 (de) * 2001-04-11 2007-02-08 Robert Bosch Gmbh Brennstoffeinspritzventil
WO2002099271A1 (en) 2001-06-06 2002-12-12 Siemens Vdo Automotive Corporation Spray pattern control with non-angled orifices in fuel injection metering disc
JP3899937B2 (ja) 2002-01-18 2007-03-28 株式会社デンソー 燃料噴射弁
JP4022882B2 (ja) * 2002-06-20 2007-12-19 株式会社デンソー 燃料噴射装置
US6966505B2 (en) * 2002-06-28 2005-11-22 Siemens Vdo Automotive Corporation Spray control with non-angled orifices in fuel injection metering disc and methods
US6845930B2 (en) 2002-06-28 2005-01-25 Siemens Vdo Automotive Corp. Spray pattern and spray distribution control with non-angled orifices in fuel injection metering disc and methods
US6929197B2 (en) * 2002-09-25 2005-08-16 Siemens Vdo Automotive Corporation Generally circular spray pattern control with non-angled orifices in fuel injection metering disc and method
US6789754B2 (en) * 2002-09-25 2004-09-14 Siemens Vdo Automotive Corporation Spray pattern control with angular orientation in fuel injector and method
US6820826B2 (en) * 2002-09-25 2004-11-23 Siemens Vdo Automotive Corp. Spray targeting to an arcuate sector with non-angled orifices in fuel injection metering disc and method
US7191961B2 (en) * 2002-11-29 2007-03-20 Denso Corporation Injection hole plate and fuel injection apparatus having the same
DE602004020970D1 (de) * 2003-01-09 2009-06-18 Continental Automotive Systems Spritzmustersteuerung mit an einer allgemein planaren dosierscheibe ausgebildeten nichtabgewinkelten öffnungen, die an einer anschliessend mit vertiefungen versehenen kraftstoffeinspritzdosierscheibe neu ausgerichtet werden
JP2004225598A (ja) * 2003-01-22 2004-08-12 Hitachi Ltd 燃料噴射弁
DE102004005526B4 (de) 2003-02-05 2022-03-31 Denso Corporation Kraftstoffeinspritzvorrichtung einer Brennkraftmaschine mit innerer Verbrennung
DE10319694A1 (de) * 2003-05-02 2004-12-02 Robert Bosch Gmbh Brennstoffeinspritzventil
US7032566B2 (en) * 2003-05-30 2006-04-25 Caterpillar Inc. Fuel injector nozzle for an internal combustion engine
JP2006526738A (ja) * 2003-06-03 2006-11-24 シーメンス ヴィディーオー オートモティヴ コーポレイション 燃料噴射システムの炭化水素排出物の削減方法
US6948665B2 (en) * 2003-06-30 2005-09-27 Siemens Vdo Automotive Corporation Fuel injector including an orifice disc, and a method of forming the orifice disc with an asymmetrical punch
US7163159B2 (en) * 2003-07-15 2007-01-16 Siemens Vdo Automotive Corporation Fuel injector including a compound angle orifice disc
US7744020B2 (en) * 2003-07-21 2010-06-29 Continental Automotive Systems Us, Inc. Fuel injector including an orifice disc, and a method of forming the orifice disc including punching and shaving
US7159436B2 (en) * 2004-04-28 2007-01-09 Siemens Vdo Automotive Corporation Asymmetrical punch
US7201329B2 (en) * 2004-04-30 2007-04-10 Siemens Vdo Automotive Corporation Fuel injector including a compound angle orifice disc for adjusting spray targeting
US7086615B2 (en) 2004-05-19 2006-08-08 Siemens Vdo Automotive Corporation Fuel injector including an orifice disc and a method of forming an oblique spiral fuel flow
JP4025768B2 (ja) * 2004-09-27 2007-12-26 株式会社ケーヒン 燃料噴射弁
JP4324881B2 (ja) * 2004-10-26 2009-09-02 株式会社デンソー 燃料噴射弁
US20060157595A1 (en) * 2005-01-14 2006-07-20 Peterson William A Jr Fuel injector for high fuel flow rate applications
US20060192036A1 (en) * 2005-02-25 2006-08-31 Joseph J M Fuel injector including a multifaceted dimple for an orifice disc with a reduced footprint of the multifaceted dimple
JP4595924B2 (ja) * 2006-02-09 2010-12-08 株式会社デンソー 燃料噴射弁
WO2007119520A1 (ja) * 2006-03-29 2007-10-25 Denso Corporation 燃料噴射弁の取付構造および燃料噴射システム
JP2008121531A (ja) * 2006-11-10 2008-05-29 Denso Corp 流体噴射装置
EP2108811B1 (en) * 2007-01-29 2014-07-09 Mitsubishi Electric Corporation Fuel injection valve
EP2484890B8 (en) * 2007-03-27 2015-05-06 Mitsubishi Electric Corporation Fuel injection valve
JP2008248844A (ja) * 2007-03-30 2008-10-16 Denso Corp 燃料噴射弁
US20090057446A1 (en) * 2007-08-29 2009-03-05 Visteon Global Technologies, Inc. Low pressure fuel injector nozzle
US7669789B2 (en) * 2007-08-29 2010-03-02 Visteon Global Technologies, Inc. Low pressure fuel injector nozzle
US20090090794A1 (en) * 2007-10-04 2009-04-09 Visteon Global Technologies, Inc. Low pressure fuel injector
US20090200403A1 (en) * 2008-02-08 2009-08-13 David Ling-Shun Hung Fuel injector
JP4985661B2 (ja) 2008-03-27 2012-07-25 株式会社デンソー 燃料噴射弁
JP4992801B2 (ja) * 2008-04-09 2012-08-08 株式会社デンソー 尿素水噴射弁
JP5730024B2 (ja) * 2011-01-12 2015-06-03 三菱日立パワーシステムズ株式会社 噴霧ノズル及び噴霧ノズルを有する燃焼装置
DE102011003926B4 (de) * 2011-02-10 2025-04-17 Robert Bosch Gmbh Ventil zum Steuern eines Fluids
DE102011007885A1 (de) * 2011-04-21 2012-10-25 Continental Automotive Gmbh Düsenbaugruppe für ein Einspritzventil und Einspritzventil
WO2014022631A1 (en) 2012-08-01 2014-02-06 3M Innovative Properties Company Fuel injectors with improved coefficient of fuel discharge
DE102014204019A1 (de) * 2013-03-06 2014-09-11 Denso Corporation Kraftstoffeinspritzventil
JP5935724B2 (ja) * 2013-03-06 2016-06-15 株式会社デンソー 燃料噴射弁
US10415527B2 (en) * 2015-01-30 2019-09-17 Hitachi Automotive Systems, Ltd. Fuel injection valve
CN107850030A (zh) * 2015-05-29 2018-03-27 秘方能源私人有限公司 用于碰撞流体射流的流体喷射器孔口板
JP2017020394A (ja) * 2015-07-09 2017-01-26 株式会社デンソー 燃料噴射装置
CN114402135B (zh) * 2019-09-25 2024-05-14 博世株式会社 燃料喷射阀及具备燃料喷射阀的内燃机

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5383607A (en) * 1991-12-19 1995-01-24 Robert Bosch Gmbh Electromagnetically actuated injection valve
EP0740071A2 (en) * 1995-04-27 1996-10-30 Nippondenso Co., Ltd. Fluid injection nozzle

Family Cites Families (11)

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US4057190A (en) * 1976-06-17 1977-11-08 Bendix Corporation Fuel break-up disc for injection valve
JPS59131575U (ja) * 1983-02-23 1984-09-04 トヨタ自動車株式会社 電子制御機関用燃料噴射弁
US4646974A (en) * 1985-05-06 1987-03-03 General Motors Corporation Electromagnetic fuel injector with orifice director plate
US5016819A (en) * 1989-07-20 1991-05-21 Siemens-Bendix Automotive Electronics L.P. Electromagnetic fuel injector having split stream flow director
JPH089980B2 (ja) * 1990-03-15 1996-01-31 株式会社ユニシアジェックス フューエルインジェクタ
DE4408875A1 (de) * 1994-03-16 1995-09-21 Bosch Gmbh Robert Brennstoffeinspritzventil
US5484108A (en) * 1994-03-31 1996-01-16 Siemens Automotive L.P. Fuel injector having novel multiple orifice disk members
JPH07317628A (ja) * 1994-05-20 1995-12-05 Nippon Soken Inc 燃料噴射弁
JPH07332201A (ja) * 1994-06-03 1995-12-22 Toyota Motor Corp 燃料噴射弁
JP3027919B2 (ja) * 1995-04-04 2000-04-04 トヨタ自動車株式会社 燃料噴射弁
JP3156554B2 (ja) * 1995-07-24 2001-04-16 トヨタ自動車株式会社 燃料噴射弁

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5383607A (en) * 1991-12-19 1995-01-24 Robert Bosch Gmbh Electromagnetically actuated injection valve
EP0740071A2 (en) * 1995-04-27 1996-10-30 Nippondenso Co., Ltd. Fluid injection nozzle

Also Published As

Publication number Publication date
JP3750768B2 (ja) 2006-03-01
US5931391A (en) 1999-08-03
JPH1170347A (ja) 1999-03-16
US6070812A (en) 2000-06-06
DE19747143A1 (de) 1998-04-30

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