DE10351460A1 - Kraftstoff-Einspritzvorrichtung, sowie Verfahren zu deren Herstellung - Google Patents

Kraftstoff-Einspritzvorrichtung, sowie Verfahren zu deren Herstellung Download PDF

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Publication number
DE10351460A1
DE10351460A1 DE2003151460 DE10351460A DE10351460A1 DE 10351460 A1 DE10351460 A1 DE 10351460A1 DE 2003151460 DE2003151460 DE 2003151460 DE 10351460 A DE10351460 A DE 10351460A DE 10351460 A1 DE10351460 A1 DE 10351460A1
Authority
DE
Germany
Prior art keywords
sealing area
valve element
fuel injection
housing
injection device
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.)
Withdrawn
Application number
DE2003151460
Other languages
German (de)
English (en)
Inventor
Jochen Mertens
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
Priority to DE2003151460 priority Critical patent/DE10351460A1/de
Priority to FR0452504A priority patent/FR2862718B1/fr
Publication of DE10351460A1 publication Critical patent/DE10351460A1/de
Withdrawn legal-status Critical Current

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
    • F02M61/1866—Valve seats or member ends having multiple cones
    • 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
    • F02M45/00—Fuel-injection apparatus characterised by having a cyclic delivery of specific time/pressure or time/quantity relationship
    • F02M45/02—Fuel-injection apparatus characterised by having a cyclic delivery of specific time/pressure or time/quantity relationship with each cyclic delivery being separated into two or more parts
    • F02M45/04—Fuel-injection apparatus characterised by having a cyclic delivery of specific time/pressure or time/quantity relationship with each cyclic delivery being separated into two or more parts with a small initial part, e.g. initial part for partial load and initial and main part for full load
    • F02M45/08—Injectors peculiar thereto
    • F02M45/086—Having more than one injection-valve controlling discharge 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
    • 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
    • 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
    • F02M63/02—Fuel-injection apparatus having several injectors fed by a common pumping element, or having several pumping elements feeding a common injector; Fuel-injection apparatus having provisions for cutting-out pumps, pumping elements, or injectors; Fuel-injection apparatus having provisions for variably interconnecting pumping elements and injectors alternatively
    • F02M63/0225—Fuel-injection apparatus having a common rail feeding several injectors ; Means for varying pressure in common rails; Pumps feeding common rails

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Fuel-Injection Apparatus (AREA)
DE2003151460 2003-11-04 2003-11-04 Kraftstoff-Einspritzvorrichtung, sowie Verfahren zu deren Herstellung Withdrawn DE10351460A1 (de)

Priority Applications (2)

Application Number Priority Date Filing Date Title
DE2003151460 DE10351460A1 (de) 2003-11-04 2003-11-04 Kraftstoff-Einspritzvorrichtung, sowie Verfahren zu deren Herstellung
FR0452504A FR2862718B1 (fr) 2003-11-04 2004-11-03 Dispositif d'injection de carburant et procede de fabrication d'un tel dispositif

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2003151460 DE10351460A1 (de) 2003-11-04 2003-11-04 Kraftstoff-Einspritzvorrichtung, sowie Verfahren zu deren Herstellung

Publications (1)

Publication Number Publication Date
DE10351460A1 true DE10351460A1 (de) 2005-06-09

Family

ID=34530101

Family Applications (1)

Application Number Title Priority Date Filing Date
DE2003151460 Withdrawn DE10351460A1 (de) 2003-11-04 2003-11-04 Kraftstoff-Einspritzvorrichtung, sowie Verfahren zu deren Herstellung

Country Status (2)

Country Link
DE (1) DE10351460A1 (fr)
FR (1) FR2862718B1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2008113691A1 (fr) * 2007-03-20 2008-09-25 Robert Bosch Gmbh Arête d'étanchéité pour une soupape à siège conique

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1403006B1 (it) * 2010-12-06 2013-09-27 O M T Ohg Torino S P A Polverizzatore ad elevata vita operativa per iniettori meccanici ad alta pressione operanti con combustibile pesante

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3014958A1 (de) * 1980-04-18 1981-10-29 Robert Bosch Gmbh, 7000 Stuttgart Kraftstoff-einspritzduese, insbesondere lochduese, fuer brennkraftmaschinen
JP2002322969A (ja) * 2001-04-26 2002-11-08 Toyota Motor Corp 燃料噴射装置
DE10122256A1 (de) 2001-05-08 2002-11-21 Bosch Gmbh Robert Kraftstoff-Einspritzvorrichtung für Brennkraftmaschinen, insbesondere Common-Rail-Injektor, sowie Kraftstoffsystem und Brennkraftmaschine
DE10155227A1 (de) * 2001-11-09 2003-05-22 Bosch Gmbh Robert Kraftstoffeinspritzventil für Brennkraftmaschinen

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2008113691A1 (fr) * 2007-03-20 2008-09-25 Robert Bosch Gmbh Arête d'étanchéité pour une soupape à siège conique

Also Published As

Publication number Publication date
FR2862718A1 (fr) 2005-05-27
FR2862718B1 (fr) 2011-03-04

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Legal Events

Date Code Title Description
8110 Request for examination paragraph 44
R016 Response to examination communication
R082 Change of representative
R119 Application deemed withdrawn, or ip right lapsed, due to non-payment of renewal fee