KR101822195B1 - 내연기관용 연료분사기 - Google Patents

내연기관용 연료분사기 Download PDF

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Publication number
KR101822195B1
KR101822195B1 KR1020110026007A KR20110026007A KR101822195B1 KR 101822195 B1 KR101822195 B1 KR 101822195B1 KR 1020110026007 A KR1020110026007 A KR 1020110026007A KR 20110026007 A KR20110026007 A KR 20110026007A KR 101822195 B1 KR101822195 B1 KR 101822195B1
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South Korea
Prior art keywords
cylindrical sealing
dividing element
openings
valve
fuel injector
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KR1020110026007A
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English (en)
Korean (ko)
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KR20110124699A (ko
Inventor
피어파올로 미오티
투르한 일디림
Original Assignee
바르질라 스위츠랜드 리미티드
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    • 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
    • F02M45/02—Fuel-injection apparatus characterised by having a cyclic delivery of specific time/pressure or time/quantity relationship with each cyclic delivery being separated into two or more parts
    • F02M45/04—Fuel-injection apparatus characterised by having a cyclic delivery of specific time/pressure or time/quantity relationship with each cyclic delivery being separated into two or more parts with a small initial part, e.g. initial part for partial load and initial and main part for full load
    • F02M45/08—Injectors peculiar thereto
    • 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
    • F02M61/04—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
    • F02M61/06—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 being furnished at seated ends with pintle or plug shaped extensions
    • 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
    • F02M61/10—Other injectors with elongated valve bodies, i.e. of needle-valve type
    • F02M61/12—Other injectors with elongated valve bodies, i.e. of needle-valve type characterised by the provision of guiding or centring means for valve bodies
    • 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
    • F02M61/1806—Injection nozzles, e.g. having valve seats; Details of valve member seated ends, not otherwise provided for characterised by the arrangement of discharge orifices, e.g. orientation or size
    • F02M61/182—Discharge orifices being situated in different transversal planes with respect to valve member direction of movement
    • 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
    • F02M61/1873—Valve seats or member ends having circumferential grooves or ridges, e.g. toroidal
    • 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
    • F02M2200/06—Fuel-injection apparatus having means for preventing coking, e.g. of fuel injector discharge orifices or valve needles

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Fuel-Injection Apparatus (AREA)
KR1020110026007A 2010-05-11 2011-03-23 내연기관용 연료분사기 Active KR101822195B1 (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP10162498.9 2010-05-11
EP10162498A EP2386745B1 (en) 2010-05-11 2010-05-11 A fuel injector for internal combustion engines

Publications (2)

Publication Number Publication Date
KR20110124699A KR20110124699A (ko) 2011-11-17
KR101822195B1 true KR101822195B1 (ko) 2018-03-08

Family

ID=42735397

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020110026007A Active KR101822195B1 (ko) 2010-05-11 2011-03-23 내연기관용 연료분사기

Country Status (5)

Country Link
EP (1) EP2386745B1 (https=)
JP (1) JP5932227B2 (https=)
KR (1) KR101822195B1 (https=)
CN (1) CN102242684B (https=)
DK (1) DK2386745T3 (https=)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5955258B2 (ja) * 2013-03-29 2016-07-20 三菱重工業株式会社 燃料噴射装置及びディーゼル機関
KR101638815B1 (ko) * 2016-01-07 2016-07-25 한빛정공(주) 4 행정용 인젝션 밸브
DE102017122117A1 (de) * 2017-09-25 2019-03-28 Man Diesel & Turbo Se Einspritzdüse für einen Dual-Fuel-Motor und Dual-Fuel-Motor
DE102021202732A1 (de) * 2021-03-22 2022-09-22 Robert Bosch Gesellschaft mit beschränkter Haftung Einspritzdüse, Kraftstoffinjektor mit Einspritzdüse
KR20240091023A (ko) * 2021-10-29 2024-06-21 갠서 씨알에스 아게 내연 기관용 연료 분사 밸브
DK181704B1 (en) * 2023-03-24 2024-10-21 Man Energy Solutions Filial Af Man Energy Solutions Se Tyskland A fuel valve for injecting fuel into the cylinders of a large turbocharged two-stroke uniflow scavenged internal combustion engine and an engine with such fuel valve
DK182169B1 (en) * 2025-02-07 2025-10-08 Everllence Filial Af Everllence Se Tyskland A fuel valve for a large turbocharged two-stroke uniflow crosshead internal combustion engine

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2003510518A (ja) * 1999-09-30 2003-03-18 ローベルト ボツシユ ゲゼルシヤフト ミツト ベシユレンクテル ハフツング 内燃機関のための燃料噴射弁
JP2010512484A (ja) * 2006-12-15 2010-04-22 マーン・ディーゼール・フィリアル・アーエフ・マーン・ディーゼール・エスエー・ティスクランド 内燃機関のための燃料噴射器

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2948451A1 (de) * 1979-12-01 1981-06-04 Robert Bosch Gmbh, 7000 Stuttgart Kraftstoffeinspritzduese fuer brennkraftmaschinen
GB8817774D0 (en) * 1988-07-26 1988-09-01 Lucas Ind Plc Fuel injectors for i c engines
JPH0494426A (ja) * 1990-08-08 1992-03-26 Zexel Corp 分配型燃料噴射ポンプのロードタイマ
DE19755062A1 (de) * 1997-12-11 1999-06-17 Bosch Gmbh Robert Kraftstoffeinspritzventil für Brennkraftmaschinen
DE19815918A1 (de) * 1998-04-09 1999-10-21 Man B & W Diesel As Brennstoffeinspritzvorrichtung
US6467702B1 (en) * 1999-06-25 2002-10-22 Delphi Technologies, Inc. Fuel injector
JP2003106245A (ja) * 2001-09-27 2003-04-09 Toyota Motor Corp 燃料噴射弁
WO2008071187A1 (en) 2006-12-15 2008-06-19 Man Diesel A/S A fuel injector for an internal combustion engine

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2003510518A (ja) * 1999-09-30 2003-03-18 ローベルト ボツシユ ゲゼルシヤフト ミツト ベシユレンクテル ハフツング 内燃機関のための燃料噴射弁
JP2010512484A (ja) * 2006-12-15 2010-04-22 マーン・ディーゼール・フィリアル・アーエフ・マーン・ディーゼール・エスエー・ティスクランド 内燃機関のための燃料噴射器

Also Published As

Publication number Publication date
JP2011236887A (ja) 2011-11-24
EP2386745B1 (en) 2013-02-13
EP2386745A1 (en) 2011-11-16
KR20110124699A (ko) 2011-11-17
JP5932227B2 (ja) 2016-06-08
CN102242684B (zh) 2016-01-27
DK2386745T3 (da) 2013-03-04
CN102242684A (zh) 2011-11-16

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