EP1236885A3 - Dispositif d'injection de carburant pour un moteur à combustion interne - Google Patents

Dispositif d'injection de carburant pour un moteur à combustion interne Download PDF

Info

Publication number: EP1236885A3
Authority: EP; European Patent Office
Prior art keywords: control valve; valve member; fuel injection; injection device; indirectly
Prior art date: 2001-02-28
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

EP02002432A

Other languages

German (de)

English (en)

Other versions

EP1236885B1 (fr

EP1236885A2 (fr

Inventor

Matthias Dipl.-Ing. Beck

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.)

2001-02-28

Filing date

2002-02-01

Publication date

2004-01-21

2001-12-07 Priority claimed from DE10160256A external-priority patent/DE10160256A1/de

2002-02-01 Application filed by Robert Bosch GmbH filed Critical Robert Bosch GmbH

2002-09-04 Publication of EP1236885A2 publication Critical patent/EP1236885A2/fr

2004-01-21 Publication of EP1236885A3 publication Critical patent/EP1236885A3/fr

2005-03-30 Application granted granted Critical

2005-03-30 Publication of EP1236885B1 publication Critical patent/EP1236885B1/fr

2022-02-01 Anticipated expiration legal-status Critical

Status Expired - Lifetime legal-status Critical Current

Links

239000000446 fuel Substances 0.000 title abstract 3
238000002347 injection Methods 0.000 title abstract 2
239000007924 injection Substances 0.000 title abstract 2
238000002485 combustion reaction Methods 0.000 title 1
230000008878 coupling Effects 0.000 abstract 3
238000010168 coupling process Methods 0.000 abstract 3
238000005859 coupling reaction Methods 0.000 abstract 3

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
- F02M59/00—Pumps specially adapted for fuel-injection and not provided for in groups F02M39/00 -F02M57/00, e.g. rotary cylinder-block type of pumps
- F02M59/20—Varying fuel delivery in quantity or timing
- F02M59/36—Varying fuel delivery in quantity or timing by variably-timed valves controlling fuel passages to pumping elements or overflow passages
- F02M59/366—Valves being actuated electrically
- 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
- F02M45/12—Fuel-injection apparatus characterised by having a cyclic delivery of specific time/pressure or time/quantity relationship providing a continuous cyclic delivery with variable 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
- F02M47/027—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
- F02M57/00—Fuel-injectors combined or associated with other devices
- F02M57/02—Injectors structurally combined with fuel-injection pumps
- F02M57/022—Injectors structurally combined with fuel-injection pumps characterised by the pump drive
- F02M57/023—Injectors structurally combined with fuel-injection pumps characterised by the pump drive mechanical
- 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
- F02M59/00—Pumps specially adapted for fuel-injection and not provided for in groups F02M39/00 -F02M57/00, e.g. rotary cylinder-block type of pumps
- F02M59/44—Details, components parts, or accessories not provided for in, or of interest apart from, the apparatus of groups F02M59/02 - F02M59/42; Pumps having transducers, e.g. to measure displacement of pump rack or piston
- F02M59/46—Valves
- F02M59/466—Electrically operated valves, e.g. using electromagnetic or piezoelectric operating means

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)
Electromagnetism (AREA)
Fuel-Injection Apparatus (AREA)

EP20020002432 2001-02-28 2002-02-01 Dispositif d'injection de carburant pour un moteur à combustion interne Expired - Lifetime EP1236885B1 (fr)

Applications Claiming Priority (4)

Application Number	Priority Date	Filing Date	Title
DE10109612		2001-02-28
DE10109612		2001-02-28
DE10160256A DE10160256A1 (de)	2001-02-28	2001-12-07	Kraftstoffeinspritzeinrichtung für eine Brennkraftmaschine
DE10160256		2001-12-07

Publications (3)

Publication Number	Publication Date
EP1236885A2 EP1236885A2 (fr)	2002-09-04
EP1236885A3 true EP1236885A3 (fr)	2004-01-21
EP1236885B1 EP1236885B1 (fr)	2005-03-30

Family

ID=26008644

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
EP20020002432 Expired - Lifetime EP1236885B1 (fr)	2001-02-28	2002-02-01	Dispositif d'injection de carburant pour un moteur à combustion interne

Country Status (1)

Country	Link
EP (1)	EP1236885B1 (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE60314761T2 (de) *	2003-12-12	2007-12-06	Delphi Technologies, Inc., Troy	Einspritzventil mit Steuerungsventil, das den Druck im Steuerungsraum steuert
US7255091B2 (en) *	2005-05-31	2007-08-14	Caterpillar, Inc.	Fuel injector control system and method

Citations (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
EP0823549A2 (fr) *	1996-08-06	1998-02-11	Lucas Industries Public Limited Company	Injecteur
DE19742320A1 (de) *	1997-09-25	1999-04-01	Bosch Gmbh Robert	Kraftstoffeinspritzventil
DE19837332A1 (de) *	1998-08-18	2000-02-24	Bosch Gmbh Robert	Steuereinheit zur Steuerung des Druckaufbaus in einer Pumpeneinheit

2002
- 2002-02-01 EP EP20020002432 patent/EP1236885B1/fr not_active Expired - Lifetime

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
EP0823549A2 (fr) *	1996-08-06	1998-02-11	Lucas Industries Public Limited Company	Injecteur
DE19742320A1 (de) *	1997-09-25	1999-04-01	Bosch Gmbh Robert	Kraftstoffeinspritzventil
DE19837332A1 (de) *	1998-08-18	2000-02-24	Bosch Gmbh Robert	Steuereinheit zur Steuerung des Druckaufbaus in einer Pumpeneinheit

Also Published As

Publication number	Publication date
EP1236885B1 (fr)	2005-03-30
EP1236885A2 (fr)	2002-09-04

Legal Events

Date	Code	Title	Description
2002-07-19	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
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2004-01-21	AX	Request for extension of the european patent	Extension state: AL LT LV MK RO SI
2004-01-21	RIC1	Information provided on ipc code assigned before grant	Ipc: 7F 02M 45/12 B Ipc: 7F 02M 59/36 B Ipc: 7F 02M 47/02 B Ipc: 7F 02M 59/46 B Ipc: 7F 02M 57/02 A
2004-09-03	GRAP	Despatch of communication of intention to grant a patent	Free format text: ORIGINAL CODE: EPIDOSNIGR1
2004-09-15	17P	Request for examination filed	Effective date: 20040721
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2005-02-11	GRAA	(expected) grant	Free format text: ORIGINAL CODE: 0009210
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Publication	Publication Date	Title
DE10326707B3 (de)	2005-01-27	Ventilvorrichtung und Verfahren zum Einblasen von gasförmigem Kraftstoff
DE19946838C1 (de)	2000-10-19	Ventil zum Steuern von Flüssigkeiten
WO2006067015A1 (fr)	2006-06-29	Injecteur de systeme d'injection de carburant d'un moteur a combustion interne
DE19702066A1 (de)	1998-07-23	Piezoelektrischer Injektor für Kraftstoffeinspritzanlagen von Brennkraftmaschinen
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DE10111504A1 (de)	2001-12-13	Festkörperhubvorrichtung zur Mikrozumessung in einer Brennstoffeinspritzvorrichtung
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