EP0965749A3 - Une commande de soupape pour un injecteur de combustible - Google Patents

Une commande de soupape pour un injecteur de combustible Download PDF

Info

Publication number
EP0965749A3
EP0965749A3 EP99106007A EP99106007A EP0965749A3 EP 0965749 A3 EP0965749 A3 EP 0965749A3 EP 99106007 A EP99106007 A EP 99106007A EP 99106007 A EP99106007 A EP 99106007A EP 0965749 A3 EP0965749 A3 EP 0965749A3
Authority
EP
European Patent Office
Prior art keywords
valve control
control unit
fuel injector
housing body
valve
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Withdrawn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
EP99106007A
Other languages
German (de)
English (en)
Other versions
EP0965749A2 (fr
Inventor
Roger Potschin
Friedrich Boecking
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 EP0965749A2 publication Critical patent/EP0965749A2/fr
Publication of EP0965749A3 publication Critical patent/EP0965749A3/fr
Withdrawn legal-status Critical Current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
    • 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
    • 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
    • F02M47/00—Fuel-injection apparatus operated cyclically with fuel-injection valves actuated by fluid pressure
    • F02M47/02—Fuel-injection apparatus operated cyclically with fuel-injection valves actuated by fluid pressure of accumulator-injector type, i.e. having fuel pressure of accumulator tending to open, and fuel pressure in other chamber tending to close, injection valves and having means for periodically releasing that closing pressure
    • F02M47/027—Electrically actuated valves draining the chamber to release the closing pressure

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Fuel-Injection Apparatus (AREA)
EP99106007A 1998-06-16 1999-03-25 Une commande de soupape pour un injecteur de combustible Withdrawn EP0965749A3 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19826794A DE19826794A1 (de) 1998-06-16 1998-06-16 Ventilsteuereinheit für ein Kraftstoffeinspritzventil
DE19826794 1998-06-16

Publications (2)

Publication Number Publication Date
EP0965749A2 EP0965749A2 (fr) 1999-12-22
EP0965749A3 true EP0965749A3 (fr) 2001-05-02

Family

ID=7871042

Family Applications (1)

Application Number Title Priority Date Filing Date
EP99106007A Withdrawn EP0965749A3 (fr) 1998-06-16 1999-03-25 Une commande de soupape pour un injecteur de combustible

Country Status (4)

Country Link
US (1) US6189815B1 (fr)
EP (1) EP0965749A3 (fr)
JP (1) JP2000008989A (fr)
DE (1) DE19826794A1 (fr)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19940300A1 (de) * 1999-08-25 2001-03-01 Bosch Gmbh Robert Steuerventil für einen Injektor
US8082902B2 (en) * 2007-10-19 2011-12-27 Caterpillar Inc. Piezo intensifier fuel injector and engine using same
US8505514B2 (en) * 2010-03-09 2013-08-13 Caterpillar Inc. Fluid injector with auxiliary filling orifice
DE102016219881B3 (de) * 2016-10-12 2017-11-23 Continental Automotive Gmbh Betreiben eines Kraftstoffinjektors mit hydraulischem Anschlag
DE102016219888B3 (de) 2016-10-12 2017-11-23 Continental Automotive Gmbh Betreiben eines Kraftstoffinjektors mit hydraulischem Anschlag

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1290010B (de) * 1963-09-09 1969-02-27 Ass Eng Ltd Brennstoffeinspritzventil fuer Brennkraftmaschinen
US5560549A (en) * 1992-12-29 1996-10-01 Elasis Sistema Ricerca Fiat Nel Mezzogiorno Fuel injector electromagnetic metering valve
DE19618468C1 (de) * 1996-05-08 1997-04-30 Siemens Ag Einspritzventil
EP0826876A1 (fr) * 1996-08-31 1998-03-04 Isuzu Motors Limited Dispositif d'injection de combustible pour moteurs à combustion interne

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1802933A (en) * 1928-08-10 1931-04-28 Sulzer Ag Fuel-injection device for internal-combustion engines
US4463901A (en) * 1982-07-29 1984-08-07 Cummins Engine Company, Inc. Unit fuel injector having independently controlled timing and metering
DE4336108C1 (de) * 1993-10-22 1994-12-01 Daimler Benz Ag Magnetvenitl an einer für Brennkraftmaschinen vorgesehenen Kraftstoffeinspritzdüse
IT1261149B (it) 1993-12-30 1996-05-09 Elasis Sistema Ricerca Fiat Valvola di dosaggio per il comando dell'otturatore di un iniettore di combustibile
US5890653A (en) * 1998-04-23 1999-04-06 Stanadyne Automotive Corp. Sensing and control methods and apparatus for common rail injectors

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1290010B (de) * 1963-09-09 1969-02-27 Ass Eng Ltd Brennstoffeinspritzventil fuer Brennkraftmaschinen
US5560549A (en) * 1992-12-29 1996-10-01 Elasis Sistema Ricerca Fiat Nel Mezzogiorno Fuel injector electromagnetic metering valve
DE19618468C1 (de) * 1996-05-08 1997-04-30 Siemens Ag Einspritzventil
EP0826876A1 (fr) * 1996-08-31 1998-03-04 Isuzu Motors Limited Dispositif d'injection de combustible pour moteurs à combustion interne

Also Published As

Publication number Publication date
US6189815B1 (en) 2001-02-20
EP0965749A2 (fr) 1999-12-22
DE19826794A1 (de) 1999-12-23
JP2000008989A (ja) 2000-01-11

Similar Documents

Publication Publication Date Title
DE2710216A1 (de) Kraftstoffeinspritzduese
DE3610658A1 (de) Kraftstoff-einspritzduese fuer brennkraftmaschinen
DE102007000128B4 (de) Einspritzvorrichtung
WO2005050003A1 (fr) Injecteur destine a l'injection de carburant dans les chambres de combustion de moteurs a combustion interne, notamment injecteur a pression modulee (common-rail) commande par un actionneur piezo-electrique
DE4341545A1 (de) Kraftstoffeinspritzeinrichtung für Brennkraftmaschinen
DE102011051771A1 (de) Kraftstoffeinspritzvorrichtung
EP1029172B1 (fr) Unite de commande de valve destinee a une valve d'injection de carburant
EP0900334B1 (fr) Soupape de refoulement
EP0965749A3 (fr) Une commande de soupape pour un injecteur de combustible
EP0348786A2 (fr) Soupape électromagnétique d'injection de combustible
CH686845A5 (de) Steueranordnung fuer ein Einspritzventil fuer Verbrennungskraftmaschinen.
EP0214394B2 (fr) Pompe à diaphragme
EP1278952B1 (fr) Soupape d'injection de carburant
EP0990792A2 (fr) Système d'injection de carburant de type Common-Rail
EP0698182A1 (fr) Injecteur pour moteurs a combustion interne
EP0972934A3 (fr) Injecteur de carburant
DE102006017034B4 (de) Piezo-Aktor, Verfahren zum Herstellen eines Piezo-Aktors und Einspritzsystem mit einem solchen
EP1283954A1 (fr) Systeme d'injection de carburant pour un moteur a combustion interne
DE1923136A1 (de) Brennstoffeinspritz-Ventileinrichtung
DE2453409C2 (de) Elektromagnetisch betätigte Kraftstoffeinspritzvorrichtung für eine Brennkraftmaschine
EP0106183A1 (fr) Injecteur de carburant pour moteurs à combustion interne
EP1043496A3 (fr) Injecteur de combustible pour un moteur à combustion interne
DE8801817U1 (de) Kennzeichnungselement für Kraftstoffeinspritzventile
EP0260482B1 (fr) Robinet à boisseau cylindrique ou conique
DE3740283A1 (de) Einspritzventil

Legal Events

Date Code Title Description
PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

Free format text: ORIGINAL CODE: 0009012

AK Designated contracting states

Kind code of ref document: A2

Designated state(s): DE FR GB IT

AX Request for extension of the european patent

Free format text: AL;LT;LV;MK;RO;SI

PUAL Search report despatched

Free format text: ORIGINAL CODE: 0009013

AK Designated contracting states

Kind code of ref document: A3

Designated state(s): AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE

AX Request for extension of the european patent

Free format text: AL;LT;LV;MK;RO;SI

17P Request for examination filed

Effective date: 20011102

AKX Designation fees paid

Free format text: DE FR GB IT

17Q First examination report despatched

Effective date: 20021204

GRAP Despatch of communication of intention to grant a patent

Free format text: ORIGINAL CODE: EPIDOSNIGR1

GRAS Grant fee paid

Free format text: ORIGINAL CODE: EPIDOSNIGR3

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN

18D Application deemed to be withdrawn

Effective date: 20040310