EP3362671B8 - Injecteur piézoélectrique pour l'injection de carburant - Google Patents

Injecteur piézoélectrique pour l'injection de carburant Download PDF

Info

Publication number: EP3362671B8
Authority: EP; European Patent Office
Prior art keywords: fuel injection; piezoelectric injector; injector; piezoelectric; fuel
Prior art date: 2015-10-14
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.): Not-in-force

Application number

EP16779084.9A

Other languages

German (de)

English (en)

Other versions

EP3362671B1 (fr

EP3362671A1 (fr

Inventor

Gerd Schmutzler

Christoph Heukenroth

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.)

Vitesco Technologies GmbH

Original Assignee

CPT Group 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.)

2015-10-14

Filing date

2016-10-10

Publication date

2019-12-18

2016-10-10 Application filed by CPT Group GmbH filed Critical CPT Group GmbH

2018-08-22 Publication of EP3362671A1 publication Critical patent/EP3362671A1/fr

2019-07-17 Publication of EP3362671B1 publication Critical patent/EP3362671B1/fr

2019-12-18 Application granted granted Critical

2019-12-18 Publication of EP3362671B8 publication Critical patent/EP3362671B8/fr

Status Not-in-force legal-status Critical Current

2036-10-10 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
- 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
- F02M63/0012—Valves
- F02M63/0014—Valves characterised by the valve actuating means
- F02M63/0015—Valves characterised by the valve actuating means electrical, e.g. using solenoid
- F02M63/0026—Valves characterised by the valve actuating means electrical, e.g. using solenoid using piezoelectric or magnetostrictive actuators
- 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
- 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
- F02M61/167—Means for compensating clearance or thermal expansion
- 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
- F02M63/0012—Valves
- F02M63/0031—Valves characterized by the type of valves, e.g. special valve member details, valve seat details, valve housing details
- F02M63/0033—Lift valves, i.e. having a valve member that moves perpendicularly to the plane of the valve seat
- 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
- F02M63/0012—Valves
- F02M63/007—Details not provided for in, or of interest apart from, the apparatus of the groups F02M63/0014 - F02M63/0059
- F02M63/0077—Valve seat details
- 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
- 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
- F02M2200/708—Linkage between actuator and actuated element, e.g. between piezoelectric actuator and needle valve or pump plunger hydraulic with hydraulic chambers formed by a movable sleeve

Landscapes

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

EP16779084.9A 2015-10-14 2016-10-10 Injecteur piézoélectrique pour l'injection de carburant Not-in-force EP3362671B8 (fr)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
DE102015219912.6A DE102015219912B3 (de)	2015-10-14	2015-10-14	Piezo-Injektor zur Kraftstoffeinspritzung
PCT/EP2016/074182 WO2017063988A1 (fr)	2015-10-14	2016-10-10	Injecteur piézoélectrique pour l'injection de carburant

Publications (3)

Publication Number	Publication Date
EP3362671A1 EP3362671A1 (fr)	2018-08-22
EP3362671B1 EP3362671B1 (fr)	2019-07-17
EP3362671B8 true EP3362671B8 (fr)	2019-12-18

Family

ID=57124009

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
EP16779084.9A Not-in-force EP3362671B8 (fr)	2015-10-14	2016-10-10	Injecteur piézoélectrique pour l'injection de carburant

Country Status (6)

Country	Link
US (1)	US20180298861A1 (fr)
EP (1)	EP3362671B8 (fr)
KR (1)	KR102082589B1 (fr)
CN (1)	CN108138716A (fr)
DE (1)	DE102015219912B3 (fr)
WO (1)	WO2017063988A1 (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
KR101940563B1 (ko) *	2017-05-12	2019-01-22	주식회사 로보프린트	이미지 가공 방법, 이미지 자동 인쇄 방법 및 자동인쇄장치용 노즐

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US5860597A (en) *	1997-03-24	1999-01-19	Cummins Engine Company, Inc.	Injection rate shaping nozzle assembly for a fuel injector
DE19821768C2 (de) *	1998-05-14	2000-09-07	Siemens Ag	Dosiervorrichtung und Dosierverfahren
GB9811649D0 (en) *	1998-05-29	1998-07-29	Lucas Ind Plc	Fuel injector
GB9925753D0 (en) *	1999-10-29	1999-12-29	Lucas Industries Ltd	Fuel injector
US6991187B2 (en) *	2000-11-13	2006-01-31	Siemens Automotive Corporation	Magneto-hydraulic compensator for a fuel injector
DE10133265A1 (de) *	2001-07-09	2003-01-23	Bosch Gmbh Robert	Brennstoffeinspritzventil
DE10145620B4 (de)	2001-09-15	2006-03-02	Robert Bosch Gmbh	Ventil zum Steuern von Flüssigkeiten
DE10148594A1 (de) *	2001-10-02	2003-04-10	Bosch Gmbh Robert	Brennstoffeinspritzventil
DE10360451B4 (de) *	2003-02-27	2014-01-09	Robert Bosch Gmbh	Brennstoffeinspritzventil
DE10344061A1 (de) *	2003-09-23	2005-04-28	Siemens Ag	Einspritzventil mit einem hydraulischen Ausgleichselement
DE102005009148A1 (de)	2005-03-01	2006-09-07	Robert Bosch Gmbh	Kraftstoffinjektor mit direktgesteuertem Einspritzventilglied mit Doppelsitz
DE102005040912A1 (de) *	2005-08-30	2007-03-08	Robert Bosch Gmbh	Einspritzdüse
EP1811167A1 (fr) *	2006-01-24	2007-07-25	Siemens VDO Automotive S.p.A.	Injecteur, compensateur pour l'injecteur, dispositif de décharge pour le compensateur ainsi que méthodes d'assemblage et de calibration associées
US7665445B2 (en) *	2008-04-18	2010-02-23	Caterpillar Inc.	Motion coupler for a piezoelectric actuator
DE102011079468A1 (de) *	2011-07-20	2013-01-24	Continental Automotive Gmbh	Piezoinjektor
DE102012219867A1 (de) *	2012-10-30	2014-04-30	Robert Bosch Gmbh	Kraftstoffinjektor mit Piezoaktor
DE102013219225A1 (de) *	2013-09-25	2015-03-26	Continental Automotive Gmbh	Piezo-Injektor zur Kraftstoff-Direkteinspritzung

2015
- 2015-10-14 DE DE102015219912.6A patent/DE102015219912B3/de not_active Expired - Fee Related
2016
- 2016-10-10 CN CN201680060312.9A patent/CN108138716A/zh active Pending
- 2016-10-10 EP EP16779084.9A patent/EP3362671B8/fr not_active Not-in-force
- 2016-10-10 US US15/767,449 patent/US20180298861A1/en not_active Abandoned
- 2016-10-10 WO PCT/EP2016/074182 patent/WO2017063988A1/fr not_active Ceased
- 2016-10-10 KR KR1020187013535A patent/KR102082589B1/ko not_active Expired - Fee Related

Also Published As

Publication number	Publication date
WO2017063988A1 (fr)	2017-04-20
US20180298861A1 (en)	2018-10-18
EP3362671B1 (fr)	2019-07-17
KR102082589B1 (ko)	2020-02-27
EP3362671A1 (fr)	2018-08-22
DE102015219912B3 (de)	2017-04-06
CN108138716A (zh)	2018-06-08
KR20180063894A (ko)	2018-06-12

Publication	Publication Date	Title
EP3263872A4 (fr)	2018-10-24	Dispositif d'entraînement pour dispositif d'injection de carburant
EP3122468A4 (fr)	2017-11-29	Injecteur de carburant souple pour injection de carburant simple et double
GB201705002D0 (en)	2017-05-10	Fuel Injector
GB2554359B (en)	2020-03-18	Dual fuel injector
EP3199796A4 (fr)	2018-04-11	Plaque de gicleurs pour dispositifs d'injection de carburant
EP3379062A4 (fr)	2018-11-21	Pompe d'injection de carburant
EP3252302A4 (fr)	2018-07-18	Robinet d'injection de carburant
EP3382194A4 (fr)	2018-12-05	Pompe d'injection de carburant
GB201700459D0 (en)	2017-02-22	Fuel injector
EP3402980A4 (fr)	2019-06-19	Injection de carburant canalisée
GB2562828B (en)	2021-02-10	Fuel injector
EP3244058A4 (fr)	2018-08-01	Plaque de buse pour dispositif d'injection de carburant
GB201512000D0 (en)	2015-08-19	Fuel injector
EP3362671B8 (fr)	2019-12-18	Injecteur piézoélectrique pour l'injection de carburant
GB201517148D0 (en)	2015-11-11	Fuel injector
EP3344869B8 (fr)	2019-12-18	Injecteur pour moteur à combustion
GB2544638B (en)	2020-12-30	Fuel injection nozzle
EP3287633A4 (fr)	2018-12-05	Dispositif d'injection de carburant
GB201604455D0 (en)	2016-04-27	Fuel injector
EP3249211A4 (fr)	2018-07-18	Rampe de carburant pour injection directe d'essence
GB201520123D0 (en)	2015-12-30	Fuel injector
GB2567191B (en)	2020-04-29	Fuel injector
GB2567200B (en)	2020-04-29	Fuel injector
GB2559798B (en)	2020-03-11	Fuel injector
GB2559597B (en)	2020-02-26	Fuel injector

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