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ATE97193T1 - Kraftstoffeinspritzventil. - Google Patents

Kraftstoffeinspritzventil.

Info

Publication number
ATE97193T1
ATE97193T1 AT90103656T AT90103656T ATE97193T1 AT E97193 T1 ATE97193 T1 AT E97193T1 AT 90103656 T AT90103656 T AT 90103656T AT 90103656 T AT90103656 T AT 90103656T AT E97193 T1 ATE97193 T1 AT E97193T1
Authority
AT
Austria
Prior art keywords
valve
fuel injection
injection valve
needle
valve needle
Prior art date
Application number
AT90103656T
Other languages
English (en)
Inventor
Waldemar Hans
Wilhelm Kind
Manfred Kirchner
Siegfried Werner
Original Assignee
Bosch Gmbh Robert
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 DE3710467A external-priority patent/DE3710467C2/de
Application filed by Bosch Gmbh Robert filed Critical Bosch Gmbh Robert
Application granted granted Critical
Publication of ATE97193T1 publication Critical patent/ATE97193T1/de

Links

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
    • 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
    • F02M61/188—Spherical or partly spherical shaped valve member ends
    • 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
    • F02M51/0675—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 the valve body having cylindrical guiding or metering portions, e.g. with fuel passages
    • F02M51/0678—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 the valve body having cylindrical guiding or metering portions, e.g. with fuel passages all portions having fuel passages, e.g. flats, grooves, diameter reductions
    • 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
    • F02M51/08—Injectors peculiar thereto with means directly operating the valve needle specially for low-pressure fuel-injection
    • 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
    • F02M61/04—Fuel-injectors not provided for in groups F02M39/00 - F02M57/00 or F02M67/00 having valves, e.g. having a plurality of valves in series
    • F02M61/06—Fuel-injectors not provided for in groups F02M39/00 - F02M57/00 or F02M67/00 having valves, e.g. having a plurality of valves in series the valves being furnished at seated ends with pintle or plug shaped extensions
    • 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
    • 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S239/00—Fluid sprinkling, spraying, and diffusing
    • Y10S239/90—Electromagnetically actuated fuel injector having ball and seat type valve

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)
AT90103656T 1986-05-31 1990-02-26 Kraftstoffeinspritzventil. ATE97193T1 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE3618413 1986-05-31
DE3710467A DE3710467C2 (de) 1986-05-31 1987-03-30 Kraftstoffeinspritzventil
EP90103656A EP0393328B1 (de) 1986-05-31 1987-05-27 Kraftstoffeinspritzventil

Publications (1)

Publication Number Publication Date
ATE97193T1 true ATE97193T1 (de) 1993-11-15

Family

ID=25844272

Family Applications (1)

Application Number Title Priority Date Filing Date
AT90103656T ATE97193T1 (de) 1986-05-31 1990-02-26 Kraftstoffeinspritzventil.

Country Status (8)

Country Link
US (2) US4934605A (de)
EP (2) EP0310607B1 (de)
JP (1) JP2553120B2 (de)
AT (1) ATE97193T1 (de)
AU (2) AU593914B2 (de)
BR (1) BR8707711A (de)
ES (1) ES2006151A6 (de)
WO (1) WO1987007334A2 (de)

Families Citing this family (34)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0348786B1 (de) * 1988-06-28 1992-08-26 Siemens Aktiengesellschaft Elektromagnetisches Kraftstoffeinspritzventil
IT223984Z2 (it) * 1990-01-17 1995-10-05 Weber Srl Valvola di un dispositivo di alimentazione di un motore a combustione interna
IT1250845B (it) * 1991-10-11 1995-04-21 Weber Srl Valvola dosatrice e polverizzatrice di carburante ad azionamento elettromagnetico per un dispositivo di alimentazione di un motore endotermico
DE4141930B4 (de) * 1991-12-19 2007-02-08 Robert Bosch Gmbh Elektromagnetisch betätigbares Einspritzventil
WO1993020349A1 (en) * 1992-04-01 1993-10-14 Siemens Automotive L.P. Injector valve seat with recirculation trap
JP3085008B2 (ja) * 1993-03-12 2000-09-04 株式会社デンソー 流体噴射弁
US5651501A (en) * 1993-12-23 1997-07-29 Caterpillar Inc. Fluid damping of a valve assembly
JP2660388B2 (ja) * 1993-12-29 1997-10-08 株式会社ケーヒン 電磁式燃料噴射弁
JP3440534B2 (ja) * 1994-03-03 2003-08-25 株式会社デンソー 流体噴射ノズル
WO1996012104A1 (en) * 1994-10-17 1996-04-25 Siemens Automotive Corporation Fuel injector having reduced stream dispersion, especially of an off-axis injected stream
JP3183156B2 (ja) * 1995-04-27 2001-07-03 株式会社デンソー 流体噴射ノズル
JP3156554B2 (ja) * 1995-07-24 2001-04-16 トヨタ自動車株式会社 燃料噴射弁
DE19545333A1 (de) * 1995-12-05 1997-06-12 Bosch Gmbh Robert Ventilschließkörper und Verfahren und Vorrichtung zur Herstellung von Dichtsitzen an Ventilschließkörpern
US5954312A (en) * 1996-01-31 1999-09-21 Siemens Automotive Corporation Groove means in a fuel injector valve seat
US5918818A (en) * 1996-05-22 1999-07-06 Denso Corporation Electromagnetically actuated injection valve
DE19820513A1 (de) * 1998-05-08 1999-11-11 Mtu Friedrichshafen Gmbh Kraftstoffeinspritzdüse für eine Brennkraftmaschine
US6109549A (en) * 1999-03-12 2000-08-29 Outboard Marine Corporation Fuel injector for internal combustion engines and method for making same
JP2001082283A (ja) * 1999-09-20 2001-03-27 Hitachi Ltd 電磁式燃料噴射弁
US6360960B1 (en) * 2000-05-17 2002-03-26 Siemens Automotive Corporation Fuel injector sac volume reducer
US6334576B1 (en) 2000-06-30 2002-01-01 Siemens Automotive Corporation Fuel injector having a ball seat with multiple tip geometry
DE10118163B4 (de) * 2001-04-11 2007-04-19 Robert Bosch Gmbh Brennstoffeinspritzventil
US6814311B2 (en) * 2001-05-30 2004-11-09 Unisia Jecs Corporation Fuel injection valve
EP1400311B1 (de) * 2002-08-20 2005-07-13 Siemens VDO Automotive S.p.A. Verfahren zur Herstellung eines Einspritzventils mit einer in einer gemeinsamen Ebene liegenden Endfläche
US6644568B1 (en) 2002-10-24 2003-11-11 Visteon Global Technologies, Inc. Fuel injector with spiral-wound spring adjustment tube
DE102006044080B4 (de) * 2006-09-20 2023-10-12 Robert Bosch Gmbh Verfahren zum Betreiben eines Reagenzmittel-Dosierventils und Vorrichtung zur Durchführung des Verfahrens
JP5170059B2 (ja) 2009-10-29 2013-03-27 株式会社デンソー インジェクタ
JP2012026466A (ja) * 2010-07-20 2012-02-09 Advics Co Ltd 電磁弁
DE102010032640A1 (de) * 2010-07-29 2012-02-02 Continental Automotive Gmbh Düsenkörper, Düsenbaugruppe und Kraftstoffinjektor
EP2487361A1 (de) * 2011-02-14 2012-08-15 Caterpillar Motoren GmbH & Co. KG Düsennadel für Kraftstoffeinspritzdüse und Kraftstoffeinspritzdüse
US9903329B2 (en) * 2012-04-16 2018-02-27 Cummins Intellectual Property, Inc. Fuel injector
DE102012223552A1 (de) * 2012-12-18 2014-06-18 Robert Bosch Gmbh Ventil zum Zumessen von Fluid
JP5494790B2 (ja) * 2012-12-26 2014-05-21 株式会社デンソー インジェクタ
JP6554955B2 (ja) * 2015-07-13 2019-08-07 株式会社デンソー 燃料噴射弁
JP6256495B2 (ja) * 2015-07-14 2018-01-10 株式会社デンソー 燃料噴射弁

Family Cites Families (29)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE365876A (de) *
GB201556A (en) * 1922-07-25 1924-03-06 Atlas Diesel Ab Improvements in or relating to fuel atomizers for internal combustion engines
DE1046950B (de) * 1951-12-20 1958-12-18 Friedmann & Maier Ag Einspritzduese fuer Einspritzbrennkraftmaschinen
DE1212352B (de) * 1960-02-20 1966-03-10 Orange G M B H L Brennstoff-Einspritzventil mit brennstoff-gesteuerter Ventilnadel
GB1064679A (en) * 1962-12-03 1967-04-05 Ass Eng Ltd Fuel injectors for internal combustion engines
GB1076184A (en) * 1963-05-01 1967-07-19 Ass Eng Ltd Fuel injectors for internal combustion engines
US4101074A (en) * 1976-06-17 1978-07-18 The Bendix Corporation Fuel inlet assembly for a fuel injection valve
US4057190A (en) * 1976-06-17 1977-11-08 Bendix Corporation Fuel break-up disc for injection valve
DE2710217A1 (de) * 1977-03-09 1978-09-14 Bosch Gmbh Robert Kraftstoffeinspritzduese
JPS589307B2 (ja) * 1978-08-23 1983-02-19 株式会社日立製作所 比例形電磁弁
CA1124146A (en) * 1978-09-08 1982-05-25 William B. Claxton Injector valve with contoured valve seat and needle valve interface
JPS55106363U (de) * 1979-01-19 1980-07-25
JPS55180066U (de) * 1979-06-12 1980-12-24
BR7909045A (pt) * 1979-11-30 1981-10-20 Caterpillar Tractor Co Bocal de injecao de combustivel
DE3116954C2 (de) * 1981-04-29 1993-10-21 Bosch Gmbh Robert Kraftstoffeinspritzventil für Brennkraftmaschinen
US4423843A (en) * 1982-01-28 1984-01-03 General Motors Corporation Electromagnetic fuel injector with armature stop and adjustable armature spring
DE3237532A1 (de) * 1982-10-09 1984-04-12 Robert Bosch Gmbh, 7000 Stuttgart Schaltventil
DE3342405C2 (de) * 1983-11-24 1987-05-14 Bochumer Eisenhütte Heintzmann GmbH & Co KG, 4630 Bochum Absperrventil
JPS6092770U (ja) * 1983-12-01 1985-06-25 三菱自動車工業株式会社 電磁式燃料噴射弁
DE3418762A1 (de) * 1984-05-19 1985-11-21 Robert Bosch Gmbh, 7000 Stuttgart Einspritzventil
DE3444454A1 (de) * 1984-12-06 1986-06-12 Vdo Adolf Schindling Ag, 6000 Frankfurt Elektromagnetisch betaetigbares kraftstoffeinspritzventil
US4646974A (en) * 1985-05-06 1987-03-03 General Motors Corporation Electromagnetic fuel injector with orifice director plate
US4621772A (en) * 1985-05-06 1986-11-11 General Motors Corporation Electromagnetic fuel injector with thin orifice director plate
JPS61255263A (ja) * 1985-05-08 1986-11-12 Nippon Denso Co Ltd 電磁式燃料噴射弁
US4773374A (en) * 1985-10-03 1988-09-27 Nippondenso Co., Ltd. Fuel injection system for internal combustion engine
US4699323A (en) * 1986-04-24 1987-10-13 General Motors Corporation Dual spray cone electromagnetic fuel injector
DE8632002U1 (de) * 1986-11-28 1988-03-31 Robert Bosch Gmbh, 7000 Stuttgart Kraftstoffeinspritzventil
DE3723698C2 (de) * 1987-07-17 1995-04-27 Bosch Gmbh Robert Kraftstoffeinspritzventil sowie Verfahren zu dessen Einstellung
DE3733604A1 (de) * 1987-10-05 1989-04-13 Bosch Gmbh Robert Lochkoerper fuer eine kraftstoffeinspritzventil

Also Published As

Publication number Publication date
AU7435987A (en) 1987-12-22
EP0393328B1 (de) 1993-11-10
US5016821A (en) 1991-05-21
JP2553120B2 (ja) 1996-11-13
US4934605A (en) 1990-06-19
JPH01502766A (ja) 1989-09-21
WO1987007334A2 (en) 1987-12-03
EP0310607A1 (de) 1989-04-12
AU607871B2 (en) 1991-03-14
EP0393328A1 (de) 1990-10-24
WO1987007334A3 (fr) 1987-12-30
BR8707711A (pt) 1989-10-31
AU4548889A (en) 1990-03-08
ES2006151A6 (es) 1989-04-16
EP0310607B1 (de) 1991-04-03
AU593914B2 (en) 1990-02-22

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Legal Events

Date Code Title Description
REN Ceased due to non-payment of the annual fee