EP2428672A2 - Injecteur de carburant - Google Patents

Injecteur de carburant Download PDF

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Publication number
EP2428672A2
EP2428672A2 EP11174601A EP11174601A EP2428672A2 EP 2428672 A2 EP2428672 A2 EP 2428672A2 EP 11174601 A EP11174601 A EP 11174601A EP 11174601 A EP11174601 A EP 11174601A EP 2428672 A2 EP2428672 A2 EP 2428672A2
Authority
EP
European Patent Office
Prior art keywords
nozzle needle
fuel injector
injector according
actuator
fuel
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Withdrawn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
EP11174601A
Other languages
German (de)
English (en)
Other versions
EP2428672A3 (fr
Inventor
Hans-Christoph Magel
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 EP2428672A2 publication Critical patent/EP2428672A2/fr
Publication of EP2428672A3 publication Critical patent/EP2428672A3/fr
Withdrawn legal-status Critical Current

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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
    • F02M51/00—Fuel-injection apparatus characterised by being operated electrically
    • F02M51/06—Injectors peculiar thereto with means directly operating the valve needle
    • F02M51/061—Injectors peculiar thereto with means directly operating the valve needle using electromagnetic operating means
    • F02M51/0614—Injectors peculiar thereto with means directly operating the valve needle using electromagnetic operating means characterised by arrangement of electromagnets or fixed armature
    • F02M51/0617—Injectors peculiar thereto with means directly operating the valve needle using electromagnetic operating means characterised by arrangement of electromagnets or fixed armature having two or more electromagnets
    • F02M51/0621—Injectors peculiar thereto with means directly operating the valve needle using electromagnetic operating means characterised by arrangement of electromagnets or fixed armature having two or more electromagnets acting on one mobile armature
    • 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
    • F02M61/042—The valves being provided with fuel passages
    • 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
    • F02M61/18—Injection nozzles, e.g. having valve seats; Details of valve member seated ends, not otherwise provided for
    • F02M61/1866—Valve seats or member ends having multiple cones
    • 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
    • F02M61/20—Closing valves mechanically, e.g. arrangements of springs or weights or permanent magnets; Damping of valve lift
    • F02M61/205—Means specially adapted for varying the spring tension or assisting the spring force to close the injection-valve, e.g. with damping of valve lift
    • 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
EP11174601A 2010-09-08 2011-07-20 Injecteur de carburant Withdrawn EP2428672A3 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE201010040401 DE102010040401A1 (de) 2010-09-08 2010-09-08 Kraftstoffinjektor

Publications (2)

Publication Number Publication Date
EP2428672A2 true EP2428672A2 (fr) 2012-03-14
EP2428672A3 EP2428672A3 (fr) 2013-03-06

Family

ID=45218142

Family Applications (1)

Application Number Title Priority Date Filing Date
EP11174601A Withdrawn EP2428672A3 (fr) 2010-09-08 2011-07-20 Injecteur de carburant

Country Status (2)

Country Link
EP (1) EP2428672A3 (fr)
DE (1) DE102010040401A1 (fr)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2746564A1 (fr) * 2012-12-21 2014-06-25 Continental Automotive GmbH Ensemble d'actionneur électromagnétique pour une soupape d'injection de fluide et procédé de fonctionnement d'une soupape d'injection de fluide
WO2021008961A1 (fr) * 2019-07-17 2021-01-21 Robert Bosch Gmbh Injecteur de carburant
CN114352453A (zh) * 2022-01-24 2022-04-15 一汽解放汽车有限公司 一种共轨系统可变喷射速率喷射器、喷射控制方法和汽车
GB2616436A (en) * 2022-03-08 2023-09-13 Delphi Tech Ip Ltd Fuel injector

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102008001895A1 (de) 2008-05-21 2009-11-26 Robert Bosch Gmbh Brennstoffeinspritzventil

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE602004004056T2 (de) * 2004-01-13 2007-11-15 Delphi Technologies, Inc., Troy Einspritzdüse
DK2239451T3 (da) * 2009-03-30 2011-10-10 Waertsilae Switzerland Ltd Brændstofindsprøjtningsindretning til interne forbrændingsmotorer
EP2405127B1 (fr) * 2010-07-07 2013-04-03 Wärtsilä Switzerland Ltd. Injecteur de carburant pour moteurs à combustion interne

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102008001895A1 (de) 2008-05-21 2009-11-26 Robert Bosch Gmbh Brennstoffeinspritzventil

Cited By (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2746564A1 (fr) * 2012-12-21 2014-06-25 Continental Automotive GmbH Ensemble d'actionneur électromagnétique pour une soupape d'injection de fluide et procédé de fonctionnement d'une soupape d'injection de fluide
WO2014095161A1 (fr) * 2012-12-21 2014-06-26 Continental Automotive Gmbh Ensemble actionneur électromagnétique pour un robinet d'injection de fluide et procédé pour faire fonctionner un robinet d'injection de fluide
KR20150097557A (ko) * 2012-12-21 2015-08-26 콘티넨탈 오토모티브 게엠베하 유체 분사 밸브를 위한 전자기 액추에이터 조립체 및 유체 분사 밸브를 동작시키는 방법
US9777685B2 (en) 2012-12-21 2017-10-03 Continental Automotive Gmbh Electromagnetic actuator assembly for a fluid injection valve and method for operating a fluid injection valve
KR102114516B1 (ko) 2012-12-21 2020-06-18 콘티넨탈 오토모티브 게엠베하 유체 분사 밸브 및 유체 분사 밸브를 동작시키는 방법
WO2021008961A1 (fr) * 2019-07-17 2021-01-21 Robert Bosch Gmbh Injecteur de carburant
CN114402134A (zh) * 2019-07-17 2022-04-26 罗伯特·博世有限公司 燃料喷射器
CN114402134B (zh) * 2019-07-17 2023-07-18 罗伯特·博世有限公司 燃料喷射器
CN114352453A (zh) * 2022-01-24 2022-04-15 一汽解放汽车有限公司 一种共轨系统可变喷射速率喷射器、喷射控制方法和汽车
CN114352453B (zh) * 2022-01-24 2023-01-10 一汽解放汽车有限公司 一种共轨系统可变喷射速率喷射器、喷射控制方法和汽车
GB2616436A (en) * 2022-03-08 2023-09-13 Delphi Tech Ip Ltd Fuel injector

Also Published As

Publication number Publication date
EP2428672A3 (fr) 2013-03-06
DE102010040401A1 (de) 2012-03-08

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