EP0952333A3 - Injecteur à combustible pour systèmes d'injection de combustible - Google Patents

Injecteur à combustible pour systèmes d'injection de combustible Download PDF

Info

Publication number: EP0952333A3
Authority: EP; European Patent Office
Prior art keywords: piezo stack; valve; nozzle needle; fuel; closing device
Prior art date: 1998-04-18
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

EP99106924A

Other languages

German (de)

English (en)

Other versions

EP0952333B1 (fr

EP0952333A2 (fr

Inventor

Karl-Heinz Hoffmann

Heinz Öing

Gregor Dr. Renner

Reinhard Fischer

Günter Vogt

Jens-Peter Wobbe

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.)

Erphi-Electronic GmbH

P & S Prototypen und Sondermaschinen Entwicklu

Mercedes Benz Group AG

Original Assignee

Erphi-Electronic GmbH

P & S

DaimlerChrysler AG

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.)

1998-04-18

Filing date

1999-04-08

Publication date

2002-02-13

1999-04-08 Application filed by Erphi-Electronic GmbH, P & S, DaimlerChrysler AG filed Critical Erphi-Electronic GmbH

1999-10-27 Publication of EP0952333A2 publication Critical patent/EP0952333A2/fr

2002-02-13 Publication of EP0952333A3 publication Critical patent/EP0952333A3/fr

2004-06-23 Application granted granted Critical

2004-06-23 Publication of EP0952333B1 publication Critical patent/EP0952333B1/fr

2019-04-08 Anticipated expiration legal-status Critical

Status Expired - Lifetime 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
- F02M55/00—Fuel-injection apparatus characterised by their fuel conduits or their venting means; Arrangements of conduits between fuel tank and pump F02M37/00
- F02M55/002—Arrangement of leakage or drain conduits in or from injectors
- 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
- F02M51/00—Fuel-injection apparatus characterised by being operated electrically
- F02M51/06—Injectors peculiar thereto with means directly operating the valve needle
- F02M51/0603—Injectors peculiar thereto with means directly operating the valve needle using piezoelectric or magnetostrictive operating means
- 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
- F02M61/04—Fuel-injectors not provided for in groups F02M39/00 - F02M57/00 or F02M67/00 having valves, e.g. having a plurality of valves in series
- F02M61/08—Fuel-injectors not provided for in groups F02M39/00 - F02M57/00 or F02M67/00 having valves, e.g. having a plurality of valves in series the valves opening in direction of fuel flow
- 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
- F02M2200/00—Details of fuel-injection apparatus, not otherwise provided for
- F02M2200/70—Linkage between actuator and actuated element, e.g. between piezoelectric actuator and needle valve or pump plunger
- F02M2200/703—Linkage between actuator and actuated element, e.g. between piezoelectric actuator and needle valve or pump plunger hydraulic

Landscapes

Engineering & Computer Science (AREA)
Chemical & Material Sciences (AREA)
Combustion & Propulsion (AREA)
Mechanical Engineering (AREA)
General Engineering & Computer Science (AREA)
Fuel-Injection Apparatus (AREA)

EP99106924A 1998-04-18 1999-04-08 Injecteur à combustible pour systèmes d'injection de combustible Expired - Lifetime EP0952333B1 (fr)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
DE19817320A DE19817320C1 (de)	1998-04-18	1998-04-18	Einspritzventil für Kraftstoffeinspritzsysteme
DE19817320		1998-04-18

Publications (3)

Publication Number	Publication Date
EP0952333A2 EP0952333A2 (fr)	1999-10-27
EP0952333A3 true EP0952333A3 (fr)	2002-02-13
EP0952333B1 EP0952333B1 (fr)	2004-06-23

Family

ID=7865016

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
EP99106924A Expired - Lifetime EP0952333B1 (fr)	1998-04-18	1999-04-08	Injecteur à combustible pour systèmes d'injection de combustible

Country Status (3)

Country	Link
US (1)	US6302333B1 (fr)
EP (1)	EP0952333B1 (fr)
DE (2)	DE19817320C1 (fr)

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE19953562A1 (de) *	1999-11-08	2001-05-23	Bosch Gmbh Robert	Kraftstoff-Einspritzdüse
DE10000575A1 (de) *	2000-01-10	2001-07-19	Bosch Gmbh Robert	Einspritzdüse
DE10006319A1 (de) *	2000-02-12	2001-08-16	Daimler Chrysler Ag	Einspritzventil
ATE353118T1 (de)	2000-07-18	2007-02-15	Delphi Tech Inc	Kraftstoffeinspritzventil
DE10112147A1 (de) *	2001-03-14	2002-09-19	Bosch Gmbh Robert	Ventil zum Steuern von Flüssigkeiten
ITBO20010279A1 (it) *	2001-05-08	2002-11-08	Magneti Marelli Spa	Iniettore di carburante con attuatore piezoelettrico alloggiato in una camera isolata
DE10133265A1 (de) *	2001-07-09	2003-01-23	Bosch Gmbh Robert	Brennstoffeinspritzventil
US6766965B2 (en) *	2001-08-31	2004-07-27	Siemens Automotive Corporation	Twin tube hydraulic compensator for a fuel injector
US6792921B2 (en) *	2001-12-17	2004-09-21	Caterpillar Inc	Electronically-controlled fuel injector
US6983894B2 (en)	2002-02-13	2006-01-10	Siemens Vdo Automotive Inc.	Piezo-electrically actuated canister purge valve with a hydraulic amplifier
EP1391607A1 (fr) *	2002-08-20	2004-02-25	Siemens VDO Automotive S.p.A.	Doseur
US6811093B2 (en) *	2002-10-17	2004-11-02	Tecumseh Products Company	Piezoelectric actuated fuel injectors
DE10310790A1 (de) *	2003-03-12	2004-09-23	Robert Bosch Gmbh	Brennstoffeinspritzventil
DE102004027824A1 (de)	2004-06-08	2006-01-05	Robert Bosch Gmbh	Kraftstoffinjektor mit variabler Aktorübersetzung
DE102004035280A1 (de) *	2004-07-21	2006-03-16	Robert Bosch Gmbh	Kraftstoffinjektor mit direkter mehrstufiger Einspritzventilgliedansteuerung
DE102005008972A1 (de) *	2005-02-28	2006-08-31	Robert Bosch Gmbh	Einspritzdüse
US7307371B2 (en) *	2005-11-18	2007-12-11	Delphi Technologies, Inc.	Actuator with amplified stroke length
US7628139B2 (en) *	2006-07-11	2009-12-08	Detroit Diesel Corporation	Fuel injector with dual piezo-electric actuator
US7658179B2 (en) *	2008-05-28	2010-02-09	Caterpillar Inc.	Fluid leak limiter
US7661410B1 (en)	2008-08-18	2010-02-16	Caterpillar Inc.	Fluid leak limiter
DE102012212264B4 (de)	2012-07-13	2014-02-13	Continental Automotive Gmbh	Verfahren zum Herstellen eines Festkörperaktuators
DE102012212266B4 (de) *	2012-07-13	2015-01-22	Continental Automotive Gmbh	Fluidinjektor
DE102014009025B4 (de)	2014-06-24	2016-02-18	Airbus Ds Gmbh	Biegerahmen zur Velängerung des Stellwegs eines Aktors für ein mechanisch betätigtes Bauteil

Citations (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3635016A (en) *	1967-09-27	1972-01-18	Physics Int Co	Electromechanical actuator having an active element of electroexpansive material
DE19500706A1 (de) *	1995-01-12	1996-07-18	Bosch Gmbh Robert	Zumeßventil zur Dosierung von Flüssigkeiten oder Gasen
DE19519191A1 (de) *	1995-05-24	1996-12-19	Siemens Ag	Einspritzventil
EP0816670A1 (fr) *	1996-07-02	1998-01-07	Siemens Automotive Corporation	Injecteur commande par élément piézoélectrique avec amplification de la course

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE3533085A1 (de) *	1985-09-17	1987-03-26	Bosch Gmbh Robert	Zumessventil zur dosierung von fluessigkeiten oder gasen
DE4311627B4 (de) *	1993-04-08	2005-08-25	Robert Bosch Gmbh	Kraftstoffeinspritzeinrichtung für Brennkraftmaschinen
DE19701288C2 (de) *	1997-01-16	1999-10-14	Daimler Benz Ag	Ventil zur dosierten Abgabe von Fluiden

1998
- 1998-04-18 DE DE19817320A patent/DE19817320C1/de not_active Expired - Lifetime
1999
- 1999-04-08 DE DE59909783T patent/DE59909783D1/de not_active Expired - Lifetime
- 1999-04-08 EP EP99106924A patent/EP0952333B1/fr not_active Expired - Lifetime
- 1999-04-19 US US09/293,767 patent/US6302333B1/en not_active Expired - Fee Related

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3635016A (en) *	1967-09-27	1972-01-18	Physics Int Co	Electromechanical actuator having an active element of electroexpansive material
DE19500706A1 (de) *	1995-01-12	1996-07-18	Bosch Gmbh Robert	Zumeßventil zur Dosierung von Flüssigkeiten oder Gasen
DE19519191A1 (de) *	1995-05-24	1996-12-19	Siemens Ag	Einspritzventil
EP0816670A1 (fr) *	1996-07-02	1998-01-07	Siemens Automotive Corporation	Injecteur commande par élément piézoélectrique avec amplification de la course

Also Published As

Publication number	Publication date
DE19817320C1 (de)	1999-11-11
DE59909783D1 (de)	2004-07-29
EP0952333B1 (fr)	2004-06-23
US6302333B1 (en)	2001-10-16
EP0952333A2 (fr)	1999-10-27

Legal Events

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2004-03-17	RAP3	Party data changed (applicant data changed or rights of an application transferred)	Owner name: P & S PROTOTYPEN UND SONDERMASCHINEN ENTWICKLU Owner name: ERPHI-ELECTRONIC GMBH Owner name: DAIMLERCHRYSLER AG
2004-04-14	RAP1	Party data changed (applicant data changed or rights of an application transferred)	Owner name: P & S PROTOTYPEN UND SONDERMASCHINEN ENTWICKLU Owner name: ERPHI-ELECTRONIC GMBH Owner name: DAIMLERCHRYSLER AG
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Publication	Publication Date	Title
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EP0960274B1 (fr)	2003-01-29	Dispositif d'injection de carburant pour moteurs a combustion interne
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