JP6020380B2 - 燃料噴射弁 - Google Patents

燃料噴射弁 Download PDF

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Publication number
JP6020380B2
JP6020380B2 JP2013161594A JP2013161594A JP6020380B2 JP 6020380 B2 JP6020380 B2 JP 6020380B2 JP 2013161594 A JP2013161594 A JP 2013161594A JP 2013161594 A JP2013161594 A JP 2013161594A JP 6020380 B2 JP6020380 B2 JP 6020380B2
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JP
Japan
Prior art keywords
hole
nozzle hole
nozzle
fuel
holes
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.)
Active
Application number
JP2013161594A
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English (en)
Japanese (ja)
Other versions
JP2015031212A (ja
JP2015031212A5 (enExample
Inventor
浩毅 金田
浩毅 金田
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.)
Denso Corp
Original Assignee
Denso Corp
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
Priority to JP2013161594A priority Critical patent/JP6020380B2/ja
Application filed by Denso Corp filed Critical Denso Corp
Priority to DE112014003551.3T priority patent/DE112014003551T5/de
Priority to CN201480043731.2A priority patent/CN105473844A/zh
Priority to US14/909,265 priority patent/US9828961B2/en
Priority to PCT/JP2014/003967 priority patent/WO2015015797A1/ja
Publication of JP2015031212A publication Critical patent/JP2015031212A/ja
Publication of JP2015031212A5 publication Critical patent/JP2015031212A5/ja
Application granted granted Critical
Publication of JP6020380B2 publication Critical patent/JP6020380B2/ja
Priority to US15/792,788 priority patent/US10260470B2/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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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
    • 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
    • F02M61/1846—Dimensional characteristics of discharge orifices
    • 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
    • F02M61/1826—Discharge orifices having different sizes
    • 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
    • F02M61/1833—Discharge orifices having changing cross sections, e.g. being divergent

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Fuel-Injection Apparatus (AREA)
JP2013161594A 2013-08-02 2013-08-02 燃料噴射弁 Active JP6020380B2 (ja)

Priority Applications (6)

Application Number Priority Date Filing Date Title
JP2013161594A JP6020380B2 (ja) 2013-08-02 2013-08-02 燃料噴射弁
CN201480043731.2A CN105473844A (zh) 2013-08-02 2014-07-29 燃料喷射阀
US14/909,265 US9828961B2 (en) 2013-08-02 2014-07-29 Fuel injector
PCT/JP2014/003967 WO2015015797A1 (ja) 2013-08-02 2014-07-29 燃料噴射弁
DE112014003551.3T DE112014003551T5 (de) 2013-08-02 2014-07-29 Kraftstoffinjektor
US15/792,788 US10260470B2 (en) 2013-08-02 2017-10-25 Fuel injector

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2013161594A JP6020380B2 (ja) 2013-08-02 2013-08-02 燃料噴射弁

Related Child Applications (1)

Application Number Title Priority Date Filing Date
JP2016185853A Division JP2017025926A (ja) 2016-09-23 2016-09-23 燃料噴射弁

Publications (3)

Publication Number Publication Date
JP2015031212A JP2015031212A (ja) 2015-02-16
JP2015031212A5 JP2015031212A5 (enExample) 2015-08-20
JP6020380B2 true JP6020380B2 (ja) 2016-11-02

Family

ID=52431353

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2013161594A Active JP6020380B2 (ja) 2013-08-02 2013-08-02 燃料噴射弁

Country Status (5)

Country Link
US (2) US9828961B2 (enExample)
JP (1) JP6020380B2 (enExample)
CN (1) CN105473844A (enExample)
DE (1) DE112014003551T5 (enExample)
WO (1) WO2015015797A1 (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20220228545A1 (en) * 2021-01-19 2022-07-21 Honda Motor Co., Ltd. Internal combustion engine

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9850869B2 (en) * 2013-07-22 2017-12-26 Delphi Technologies, Inc. Fuel injector
JP6020380B2 (ja) 2013-08-02 2016-11-02 株式会社デンソー 燃料噴射弁
JP6292188B2 (ja) * 2015-04-09 2018-03-14 株式会社デンソー 燃料噴射装置
JP2017036678A (ja) * 2015-08-07 2017-02-16 日立オートモティブシステムズ株式会社 電磁式弁
DE102015223437A1 (de) * 2015-11-26 2017-06-01 Robert Bosch Gmbh Düsenbaugruppe für einen Kraftstoffinjektor sowie Kraftstoffinjektor
JP2018040314A (ja) * 2016-09-08 2018-03-15 いすゞ自動車株式会社 燃料噴射ノズル
US20190056109A1 (en) * 2017-08-21 2019-02-21 General Electric Company Main fuel nozzle for combustion dynamics attenuation
JP2020008013A (ja) * 2018-07-12 2020-01-16 株式会社Ｓｏｋｅｎ 燃料噴射弁
GB2577251A (en) * 2018-09-18 2020-03-25 Ford Global Tech Llc Diesel injectors and method of manufacturing diesel injectors
JP2019124226A (ja) * 2019-05-10 2019-07-25 日立オートモティブシステムズ株式会社 燃料噴射弁
US11073071B2 (en) * 2019-07-23 2021-07-27 Ford Global Technologies, Llc Fuel injector with divided flowpath nozzle
CN116134257B (zh) * 2020-09-24 2025-06-24 日立安斯泰莫株式会社 燃料喷射装置
WO2022261486A1 (en) * 2021-06-11 2022-12-15 Cummins Inc. Method and apparatus for hard machining orifices in fuel system and engine components

Family Cites Families (28)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58148967A (ja) 1982-03-02 1983-09-05 Toshiba Corp プロセス状態量を推定する際のバツクアツプ方法
JP2773095B2 (ja) * 1988-02-12 1998-07-09 株式会社日立製作所 燃料噴射弁
JP2819702B2 (ja) * 1989-12-12 1998-11-05 株式会社デンソー 燃料噴射弁
JP3193734B2 (ja) 1991-07-15 2001-07-30 松下電工株式会社 可変色照明システム
DE19838771A1 (de) * 1998-08-26 2000-03-02 Man B & W Diesel Ag Einspritzdüse für eine Verbrennungskraftmaschine
US6644565B2 (en) * 1998-10-15 2003-11-11 Robert Bosch Gmbh Fuel injection nozzle for self-igniting internal combustion engines
DE19937961A1 (de) * 1999-08-11 2001-02-15 Bosch Gmbh Robert Brennstoffeinspritzventil und Verfahren zur Herstellung von Austrittsöffnungen an Ventilen
US6708905B2 (en) * 1999-12-03 2004-03-23 Emissions Control Technology, Llc Supersonic injector for gaseous fuel engine
US6422198B1 (en) * 2000-09-19 2002-07-23 Delphi Technologies, Inc. Pressure atomizer having multiple orifices and turbulent generation feature
DE10118163B4 (de) * 2001-04-11 2007-04-19 Robert Bosch Gmbh Brennstoffeinspritzventil
JP4022882B2 (ja) 2002-06-20 2007-12-19 株式会社デンソー 燃料噴射装置
JP2004204808A (ja) * 2002-12-26 2004-07-22 Yanmar Co Ltd 燃料噴射ノズル
DE10319694A1 (de) * 2003-05-02 2004-12-02 Robert Bosch Gmbh Brennstoffeinspritzventil
DE102005036951A1 (de) * 2005-08-05 2007-02-08 Robert Bosch Gmbh Brennstoffeinspritzventil und Verfahren zur Ausformung von Abspritzöffnungen
JP4528701B2 (ja) * 2005-09-13 2010-08-18 日立オートモティブシステムズ株式会社 噴射弁及びオリフィスの加工方法
JP2008202483A (ja) 2007-02-20 2008-09-04 Hitachi Ltd 筒内噴射型の内燃機関、及び筒内噴射型の内燃機関に用いるインジェクタ
GB0712403D0 (en) * 2007-06-26 2007-08-01 Delphi Tech Inc A Spray Hole Profile
JP2009209742A (ja) * 2008-03-03 2009-09-17 Yanmar Co Ltd 多噴口燃料噴射ノズル
CN101545438B (zh) * 2008-03-27 2012-07-04 株式会社电装 喷射器
JP4985661B2 (ja) 2008-03-27 2012-07-25 株式会社デンソー 燃料噴射弁
JP4627783B2 (ja) * 2008-03-31 2011-02-09 日立オートモティブシステムズ株式会社 燃料噴射弁及びオリフィスの加工方法
JP5033735B2 (ja) 2008-08-08 2012-09-26 日立オートモティブシステムズ株式会社 ノズルの加工方法
CN101737217A (zh) * 2008-11-13 2010-06-16 福特环球技术公司 带有喷嘴的火花点火内燃发动机
JP5668984B2 (ja) * 2011-05-31 2015-02-12 株式会社デンソー 燃料噴射装置
JP5959892B2 (ja) * 2012-03-26 2016-08-02 日立オートモティブシステムズ株式会社 火花点火式燃料噴射弁
DE102012209326A1 (de) * 2012-06-01 2013-12-05 Robert Bosch Gmbh Brennstoffeinspritzventil
JP6186130B2 (ja) * 2013-02-04 2017-08-23 日立オートモティブシステムズ株式会社 燃料噴射弁及び燃料噴射弁の製造方法
JP6020380B2 (ja) 2013-08-02 2016-11-02 株式会社デンソー 燃料噴射弁

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20220228545A1 (en) * 2021-01-19 2022-07-21 Honda Motor Co., Ltd. Internal combustion engine
US11530672B2 (en) * 2021-01-19 2022-12-20 Honda Motor Co., Ltd. Internal combustion engine

Also Published As

Publication number Publication date
US10260470B2 (en) 2019-04-16
US20180045157A1 (en) 2018-02-15
JP2015031212A (ja) 2015-02-16
DE112014003551T5 (de) 2016-05-12
CN105473844A (zh) 2016-04-06
US9828961B2 (en) 2017-11-28
WO2015015797A1 (ja) 2015-02-05
US20160195052A1 (en) 2016-07-07

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