EP1049871B1 - Brennstoffeinspritzventil - Google Patents

Brennstoffeinspritzventil Download PDF

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Publication number
EP1049871B1
EP1049871B1 EP99953590A EP99953590A EP1049871B1 EP 1049871 B1 EP1049871 B1 EP 1049871B1 EP 99953590 A EP99953590 A EP 99953590A EP 99953590 A EP99953590 A EP 99953590A EP 1049871 B1 EP1049871 B1 EP 1049871B1
Authority
EP
European Patent Office
Prior art keywords
swirl
valve
fuel injection
injection valve
valve according
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
EP99953590A
Other languages
German (de)
English (en)
French (fr)
Other versions
EP1049871A1 (de
Inventor
Klaus Noller
Martin Müller
Reinhold BRÜCKNER
Jürgen Rapp
Rainer Kocik
Jürgen Schubert
Konrad Funk
Clemens Willke
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
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 DE19927196A external-priority patent/DE19927196A1/de
Application filed by Robert Bosch GmbH filed Critical Robert Bosch GmbH
Publication of EP1049871A1 publication Critical patent/EP1049871A1/de
Application granted granted Critical
Publication of EP1049871B1 publication Critical patent/EP1049871B1/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
    • 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
    • F02M61/162—Means to impart a whirling motion to fuel upstream or near discharging orifices
    • 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

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)
EP99953590A 1998-08-27 1999-08-25 Brennstoffeinspritzventil Expired - Lifetime EP1049871B1 (de)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
DE19838949 1998-08-27
DE19838949 1998-08-27
DE19927196 1999-06-15
DE19927196A DE19927196A1 (de) 1998-08-27 1999-06-15 Brennstoffeinspritzventil
PCT/DE1999/002657 WO2000012891A1 (de) 1998-08-27 1999-08-25 Brennstoffeinspritzventil

Publications (2)

Publication Number Publication Date
EP1049871A1 EP1049871A1 (de) 2000-11-08
EP1049871B1 true EP1049871B1 (de) 2003-07-30

Family

ID=26048420

Family Applications (1)

Application Number Title Priority Date Filing Date
EP99953590A Expired - Lifetime EP1049871B1 (de) 1998-08-27 1999-08-25 Brennstoffeinspritzventil

Country Status (9)

Country Link
US (1) US6296199B1 (ja)
EP (1) EP1049871B1 (ja)
JP (1) JP4593784B2 (ja)
CN (1) CN1104555C (ja)
AU (1) AU741787B2 (ja)
BR (1) BR9906683A (ja)
ES (1) ES2205895T3 (ja)
RU (1) RU2227226C2 (ja)
WO (1) WO2000012891A1 (ja)

Families Citing this family (31)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10046305A1 (de) * 2000-09-19 2002-04-04 Bosch Gmbh Robert Brennstoffeinspritzventil
DE10049034B4 (de) * 2000-10-04 2005-08-04 Robert Bosch Gmbh Brennstoffeinspritzventil
DE10055513B4 (de) * 2000-11-09 2006-03-09 Robert Bosch Gmbh Brennstoffeinspritzventil
DE10063259A1 (de) * 2000-12-19 2002-07-11 Bosch Gmbh Robert Brennstoffeinspritzventil
DE10103051B4 (de) * 2001-01-24 2006-07-27 Robert Bosch Gmbh Brennstoffeinspritzventil
ITBO20010279A1 (it) * 2001-05-08 2002-11-08 Magneti Marelli Spa Iniettore di carburante con attuatore piezoelettrico alloggiato in una camera isolata
ITBO20010482A1 (it) * 2001-07-27 2003-01-27 Magneti Marelli Powertrain Spa Corpo valvola per un iniettore di carburante
US6899290B2 (en) * 2002-06-24 2005-05-31 Delphi Technologies, Inc. Fuel swirler plate for a fuel injector
US7021570B2 (en) * 2002-07-29 2006-04-04 Denso Corporation Fuel injection device having injection hole plate
EP1482170B1 (en) * 2003-05-26 2008-04-09 VDO Automotive AG Injection nozzle with an improved injection function and method for producing an injection nozzle
DE602004005152T2 (de) * 2004-01-28 2007-07-12 Siemens Vdo Automotive S.P.A., Fauglia Ventilkörper, Fluidinjektor und Herstellungsmethode für einen Ventilkörper
US7124963B2 (en) * 2004-11-05 2006-10-24 Visteon Global Technologies, Inc. Low pressure fuel injector nozzle
US7051957B1 (en) * 2004-11-05 2006-05-30 Visteon Global Technologies, Inc. Low pressure fuel injector nozzle
US7104475B2 (en) * 2004-11-05 2006-09-12 Visteon Global Technologies, Inc. Low pressure fuel injector nozzle
US7137577B2 (en) * 2004-11-05 2006-11-21 Visteon Global Technologies, Inc. Low pressure fuel injector nozzle
US7438241B2 (en) * 2004-11-05 2008-10-21 Visteon Global Technologies, Inc. Low pressure fuel injector nozzle
US7168637B2 (en) * 2004-11-05 2007-01-30 Visteon Global Technologies, Inc. Low pressure fuel injector nozzle
US7185831B2 (en) * 2004-11-05 2007-03-06 Ford Motor Company Low pressure fuel injector nozzle
US7198207B2 (en) * 2004-11-05 2007-04-03 Visteon Global Technologies, Inc. Low pressure fuel injector nozzle
US8517284B2 (en) 2009-05-13 2013-08-27 Caterpillar Inc. System and method for internal cooling of a fuel injector
JP2011069264A (ja) * 2009-09-25 2011-04-07 Hitachi Automotive Systems Ltd 燃料噴射弁
JP2012026466A (ja) * 2010-07-20 2012-02-09 Advics Co Ltd 電磁弁
KR101154579B1 (ko) * 2010-11-23 2012-06-08 현대자동차주식회사 엔진의 인젝터홀 구조
CN103256106B (zh) * 2012-12-28 2015-12-23 湖南吉利汽车部件有限公司 无气动辅助scr喷射系统
JP6080087B2 (ja) * 2014-02-28 2017-02-15 株式会社デンソー 燃料噴射弁
JP6354651B2 (ja) * 2015-04-24 2018-07-11 株式会社デンソー 弁装置、及び、弁装置の製造装置
US10927739B2 (en) * 2016-12-23 2021-02-23 Cummins Emission Solutions Inc. Injector including swirl device
CN107725243A (zh) * 2017-11-24 2018-02-23 广西卡迪亚科技有限公司 一种单孔雾化喷油器及其后置雾化结构
CN107956619B (zh) * 2017-11-24 2020-07-07 广西卡迪亚科技有限公司 一种单孔雾化喷油器及其旋流雾化结构
DE102019104294A1 (de) * 2018-03-15 2019-09-19 Denso Corporation Korrosionsbeständige Vorrichtung
WO2019206896A1 (en) * 2018-04-25 2019-10-31 Robert Bosch Gmbh Fuel injector valve seat assembly including insert sealing features

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0816471B2 (ja) * 1987-07-31 1996-02-21 株式会社日立製作所 電磁式燃料噴射弁
KR930004967B1 (ko) 1988-07-13 1993-06-11 가부시기가이샤 히다찌세이사꾸쇼 전자식 연료 분사밸브
DE3943005A1 (de) * 1988-12-28 1990-07-05 Hitachi Ltd Elektromagnetische einspritzventilvorrichtung
US5086979A (en) * 1989-07-07 1992-02-11 Fuel Systems Textron Inc. Small airblast fuel nozzle with high efficiency inner air swirler
US5437413A (en) * 1994-03-24 1995-08-01 Siemens Automotive L.P. Multiple disk air assist atomizer for fuel injection
US5570841A (en) * 1994-10-07 1996-11-05 Siemens Automotive Corporation Multiple disk swirl atomizer for fuel injector
DE19638201B4 (de) * 1996-09-19 2005-05-04 Robert Bosch Gmbh Brennstoffeinspritzventil
JP3933739B2 (ja) * 1997-01-30 2007-06-20 三菱電機株式会社 燃料噴射弁
US5875972A (en) * 1997-02-06 1999-03-02 Siemens Automotive Corporation Swirl generator in a fuel injector
DE19736682A1 (de) * 1997-08-22 1999-02-25 Bosch Gmbh Robert Brennstoffeinspritzventil
US5996912A (en) * 1997-12-23 1999-12-07 Siemens Automotive Corporation Flat needle for pressurized swirl fuel injector
US6065692A (en) * 1999-06-09 2000-05-23 Siemens Automotive Corporation Valve seat subassembly for fuel injector

Also Published As

Publication number Publication date
AU1028700A (en) 2000-03-21
CN1275185A (zh) 2000-11-29
ES2205895T3 (es) 2004-05-01
US6296199B1 (en) 2001-10-02
AU741787B2 (en) 2001-12-06
RU2227226C2 (ru) 2004-04-20
JP2002523682A (ja) 2002-07-30
CN1104555C (zh) 2003-04-02
JP4593784B2 (ja) 2010-12-08
WO2000012891A1 (de) 2000-03-09
BR9906683A (pt) 2000-10-17
EP1049871A1 (de) 2000-11-08

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