CN100402834C - 用于内燃机的燃料喷射阀 - Google Patents

用于内燃机的燃料喷射阀 Download PDF

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Publication number
CN100402834C
CN100402834C CNB038257157A CN03825715A CN100402834C CN 100402834 C CN100402834 C CN 100402834C CN B038257157 A CNB038257157 A CN B038257157A CN 03825715 A CN03825715 A CN 03825715A CN 100402834 C CN100402834 C CN 100402834C
Authority
CN
China
Prior art keywords
conical surface
valve
needle
conical
valve seat
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
CNB038257157A
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English (en)
Chinese (zh)
Other versions
CN1717540A (zh
Inventor
马库斯·奥恩马克塔
维尔纳·特施纳
安德烈亚斯·克宁格
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
Application filed by Robert Bosch GmbH filed Critical Robert Bosch GmbH
Publication of CN1717540A publication Critical patent/CN1717540A/zh
Application granted granted Critical
Publication of CN100402834C publication Critical patent/CN100402834C/zh
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • 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
    • F02M61/1873—Valve seats or member ends having circumferential grooves or ridges, e.g. toroidal
    • 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
    • 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
    • F02M61/1866—Valve seats or member ends having multiple cones

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Fuel-Injection Apparatus (AREA)
CNB038257157A 2002-12-24 2003-05-23 用于内燃机的燃料喷射阀 Expired - Fee Related CN100402834C (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE2002160975 DE10260975A1 (de) 2002-12-24 2002-12-24 Kraftstoffeinspritzventil für Brennkraftmaschinen
DE10260975.6 2002-12-24

Publications (2)

Publication Number Publication Date
CN1717540A CN1717540A (zh) 2006-01-04
CN100402834C true CN100402834C (zh) 2008-07-16

Family

ID=32477981

Family Applications (1)

Application Number Title Priority Date Filing Date
CNB038257157A Expired - Fee Related CN100402834C (zh) 2002-12-24 2003-05-23 用于内燃机的燃料喷射阀

Country Status (4)

Country Link
EP (1) EP1579113A1 (de)
CN (1) CN100402834C (de)
DE (1) DE10260975A1 (de)
WO (1) WO2004061291A1 (de)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1522721B1 (de) * 2003-10-06 2006-05-03 Delphi Technologies, Inc. Einspritzdüse
DE10351881A1 (de) * 2003-10-30 2005-06-02 Robert Bosch Gmbh Injektor mit Strukturen zur Begrenzung verschleißbedingter Änderungen eines Öffnungsverlaufs
AT414159B (de) * 2004-07-22 2006-09-15 Bosch Gmbh Robert Einspritzdüse
DE102005025135A1 (de) * 2005-06-01 2006-12-07 Robert Bosch Gmbh Kraftstoffeinspritzventil für Brennkraftmaschinen
US20120223164A1 (en) 2009-09-14 2012-09-06 Junmei Shi Nozzle assembly for an injection valve and injection valve
DE102011007887A1 (de) * 2011-04-21 2012-10-25 Continental Automotive Gmbh Düsenbaugruppe für ein Einspritzventil und Einspritzventil
DE102015206467A1 (de) * 2015-02-17 2016-08-18 Robert Bosch Gmbh Einspritzventil für ein gasförmiges oder flüssiges Medium und Verfahren zur Herstellung eines solchen Einspritzventils
CN108005826B (zh) * 2017-11-21 2021-07-02 山东鑫亚精密机械制造有限公司 一种变频喷油嘴

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19931891A1 (de) * 1999-07-08 2001-01-18 Siemens Ag Kraftstoffeinspritzventil für eine Brennkraftmaschine
CN1290327A (zh) * 1998-03-25 2001-04-04 罗伯特·博施有限公司 喷油阀
WO2001051804A2 (de) * 2000-01-08 2001-07-19 Robert Bosch Gmbh Kraftstoffeinspritzventil für brennkraftmaschinen
US6467702B1 (en) * 1999-06-25 2002-10-22 Delphi Technologies, Inc. Fuel injector
WO2002090761A1 (de) * 2001-05-10 2002-11-14 Robert Bosch Gmbh Ventil mit radialen ausnehmungen
CN1383471A (zh) * 2000-06-27 2002-12-04 罗伯特·博施有限公司 内燃机喷油阀
CN1383470A (zh) * 2000-06-27 2002-12-04 罗伯特·博施有限公司 用于内燃机的燃料喷射阀

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1290327A (zh) * 1998-03-25 2001-04-04 罗伯特·博施有限公司 喷油阀
US6467702B1 (en) * 1999-06-25 2002-10-22 Delphi Technologies, Inc. Fuel injector
DE19931891A1 (de) * 1999-07-08 2001-01-18 Siemens Ag Kraftstoffeinspritzventil für eine Brennkraftmaschine
WO2001051804A2 (de) * 2000-01-08 2001-07-19 Robert Bosch Gmbh Kraftstoffeinspritzventil für brennkraftmaschinen
CN1383471A (zh) * 2000-06-27 2002-12-04 罗伯特·博施有限公司 内燃机喷油阀
CN1383470A (zh) * 2000-06-27 2002-12-04 罗伯特·博施有限公司 用于内燃机的燃料喷射阀
WO2002090761A1 (de) * 2001-05-10 2002-11-14 Robert Bosch Gmbh Ventil mit radialen ausnehmungen

Also Published As

Publication number Publication date
WO2004061291A1 (de) 2004-07-22
CN1717540A (zh) 2006-01-04
EP1579113A1 (de) 2005-09-28
DE10260975A1 (de) 2004-07-08

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CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20080716

Termination date: 20100523