EP1961949A3 - Injecteur doté d'une servo-vanne supplémentaire - Google Patents

Injecteur doté d'une servo-vanne supplémentaire Download PDF

Info

Publication number: EP1961949A3
Authority: EP; European Patent Office
Prior art keywords: valve; injector; control chamber; additional servo; high pressure
Prior art date: 2007-02-13
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.): Granted

Application number

EP08100356A

Other languages

German (de)

English (en)

Other versions

EP1961949B1 (fr

EP1961949A2 (fr

Inventor

Dirk Vahle

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.)

2007-02-13

Filing date

2008-01-11

Publication date

2008-09-17

2008-01-11 Application filed by Robert Bosch GmbH filed Critical Robert Bosch GmbH

2008-08-27 Publication of EP1961949A2 publication Critical patent/EP1961949A2/fr

2008-09-17 Publication of EP1961949A3 publication Critical patent/EP1961949A3/fr

2009-11-18 Application granted granted Critical

2009-11-18 Publication of EP1961949B1 publication Critical patent/EP1961949B1/fr

Status Not-in-force legal-status Critical Current

2028-01-11 Anticipated expiration legal-status Critical

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
- 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
- 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
- F02M47/025—Hydraulically actuated valves draining the chamber to release the closing pressure
- 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
- 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
- F02M2547/00—Special features for fuel-injection valves actuated by fluid pressure
- F02M2547/003—Valve inserts containing control chamber and valve piston

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)

EP08100356A 2007-02-13 2008-01-11 Injecteur doté d'une servo-vanne supplémentaire Not-in-force EP1961949B1 (fr)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
DE102007006939A DE102007006939A1 (de)	2007-02-13	2007-02-13	Injektor mit zusätzlichem Servoventil

Publications (3)

Publication Number	Publication Date
EP1961949A2 EP1961949A2 (fr)	2008-08-27
EP1961949A3 true EP1961949A3 (fr)	2008-09-17
EP1961949B1 EP1961949B1 (fr)	2009-11-18

Family

ID=39472735

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
EP08100356A Not-in-force EP1961949B1 (fr)	2007-02-13	2008-01-11	Injecteur doté d'une servo-vanne supplémentaire

Country Status (3)

Country	Link
EP (1)	EP1961949B1 (fr)
AT (1)	ATE449250T1 (fr)
DE (2)	DE102007006939A1 (fr)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE102015114716A1 (de) *	2015-09-03	2017-03-09	Denso Corporation	Kraftstoff-Injektor mit zwei Kraftstoffeinlässen
DE102018208859A1 (de) *	2018-06-06	2019-12-12	Robert Bosch Gmbh	Verfahren zum Betreiben eines Kraftstoffinjektors, Kraftstoffinjektor
WO2024246158A1 (fr) *	2023-05-30	2024-12-05	Ganser-Hydromag Ag	Injecteur de carburant

Citations (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
GB2351773A (en) *	1997-02-26	2001-01-10	Caterpillar Inc	Hydraulically actuated i.c. engine fuel injector with solenoid-actuated control valve
US20040000600A1 (en) *	2002-06-28	2004-01-01	Cummins Inc.	Needle controlled fuel injector with two control valves
WO2004070198A1 (fr) *	2003-02-10	2004-08-19	Robert Bosch Gmbh	Systeme d'injection de carburant, notamment pour des moteurs a combustion interne a injection directe de carburant
DE10333692B3 (de) *	2003-07-24	2004-09-30	Robert Bosch Gmbh	Kraftstoffeinspritzvorrichtung

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE19744723A1 (de)	1997-10-10	1999-04-15	Bosch Gmbh Robert	Kraftstoffeinspritzeinrichtung
DE10207227A1 (de)	2002-02-21	2003-09-04	Bosch Gmbh Robert	Kraftstoffeinspritzventil für Brennkraftmaschinen
DE602004004254T2 (de)	2004-06-30	2007-07-12	C.R.F. S.C.P.A.	Servoventil zum Steuern eines Einspritzventils einer Brennkraftmaschine

2007
- 2007-02-13 DE DE102007006939A patent/DE102007006939A1/de not_active Withdrawn
2008
- 2008-01-11 AT AT08100356T patent/ATE449250T1/de active
- 2008-01-11 EP EP08100356A patent/EP1961949B1/fr not_active Not-in-force
- 2008-01-11 DE DE502008000183T patent/DE502008000183D1/de active Active

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
GB2351773A (en) *	1997-02-26	2001-01-10	Caterpillar Inc	Hydraulically actuated i.c. engine fuel injector with solenoid-actuated control valve
US20040000600A1 (en) *	2002-06-28	2004-01-01	Cummins Inc.	Needle controlled fuel injector with two control valves
WO2004070198A1 (fr) *	2003-02-10	2004-08-19	Robert Bosch Gmbh	Systeme d'injection de carburant, notamment pour des moteurs a combustion interne a injection directe de carburant
DE10333692B3 (de) *	2003-07-24	2004-09-30	Robert Bosch Gmbh	Kraftstoffeinspritzvorrichtung

Also Published As

Publication number	Publication date
ATE449250T1 (de)	2009-12-15
EP1961949B1 (fr)	2009-11-18
EP1961949A2 (fr)	2008-08-27
DE502008000183D1 (de)	2009-12-31
DE102007006939A1 (de)	2008-08-14

Publication	Publication Date	Title
EP1907687A4 (fr)	2009-08-05	Injecteur de carburant à précharge à commande piézo-électrique
WO2009057541A1 (fr)	2009-05-07	Soupape et dispositif d'injection de carburant
WO2007069010A3 (fr)	2007-10-04	Dispositif de pile a combustible, objet en mouvement equipe dispositif de pile a combustible et procede d'appreciation d'anormalite pour dispositif de pile a combustible
WO2010067189A8 (fr)	2011-05-12	Appareil de commande hydraulique et procédé de commande hydraulique
WO2007021412A3 (fr)	2009-04-23	Systeme d'injecteur ophtalmique
WO2008097265A3 (fr)	2008-10-09	Fusil à gaz comprimé et mécanisme de mise à feu
WO2008126482A1 (fr)	2008-10-23	Soupape d'injection de carburant
WO2008102734A1 (fr)	2008-08-28	Dispositif de distributeur et bloc de dispositifs de distributeur comportant des dispositifs de distributeur
EP1961949A3 (fr)	2008-09-17	Injecteur doté d'une servo-vanne supplémentaire
EP2053234A3 (fr)	2009-11-04	Injecteur de carburant
WO2009008384A1 (fr)	2009-01-15	Soupape asservie et actionneur pneumatique l'utilisant
ATE497577T1 (de)	2011-02-15	Steuerventil für einen kraftstoffinjektor
WO2010105891A3 (fr)	2011-05-26	Ensemble brûleur
ATE448401T1 (de)	2009-11-15	Injektor
EP1983186A3 (fr)	2009-01-07	Elément de commande à compensation de pression
FR2933453B1 (fr)	2013-12-06	Soupape d'injection de carburant
DE10344897A1 (de)	2005-04-21	Ventil zur Steuerung einer Verbindung in einem Hochdruckflüssigkeitssystem, insbesondere einer Kraftstoffeinspritzeinrichtung für eine Brennkraftmaschine
BRPI0803705A2 (pt)	2009-06-16	injetor com elemento de válvula que abre para fora
EP1967727A3 (fr)	2009-07-01	Injecteur de carburant doté d'un équipement amélioré d'une soupape de commande pour la commande d'une aiguille d'injection
ATE467757T1 (de)	2010-05-15	Injektor
ATE542042T1 (de)	2012-02-15	Kraftstoff-injektor mit druckausgeglichenem steuerventil
ATE529628T1 (de)	2011-11-15	Kraftstoffinjektor
ATE435369T1 (de)	2009-07-15	Einspritzinjektor
EP1916412A3 (fr)	2009-11-04	Actionneur avec isolation de fluide
EP1916410A3 (fr)	2008-12-17	Soupape de distribution pour un injecteur et injecteur

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