JP6463286B2 - 燃料噴射弁 - Google Patents

燃料噴射弁 Download PDF

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Publication number
JP6463286B2
JP6463286B2 JP2016025800A JP2016025800A JP6463286B2 JP 6463286 B2 JP6463286 B2 JP 6463286B2 JP 2016025800 A JP2016025800 A JP 2016025800A JP 2016025800 A JP2016025800 A JP 2016025800A JP 6463286 B2 JP6463286 B2 JP 6463286B2
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JP
Japan
Prior art keywords
wall
nozzle hole
cross
sectional shape
plane
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
JP2016025800A
Other languages
English (en)
Japanese (ja)
Other versions
JP2017145697A (ja
JP2017145697A5 (enExample
Inventor
雅之 丹羽
雅之 丹羽
典嗣 加藤
典嗣 加藤
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
Application filed by Denso Corp filed Critical Denso Corp
Priority to JP2016025800A priority Critical patent/JP6463286B2/ja
Priority to US16/071,181 priority patent/US10865753B2/en
Priority to PCT/JP2017/000938 priority patent/WO2017141592A1/ja
Publication of JP2017145697A publication Critical patent/JP2017145697A/ja
Publication of JP2017145697A5 publication Critical patent/JP2017145697A5/ja
Application granted granted Critical
Publication of JP6463286B2 publication Critical patent/JP6463286B2/ja
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
    • F02M61/184—Discharge orifices having non circular sections
    • 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
    • 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
    • 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
    • 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
    • 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
    • F02M61/1886—Details of valve seats not covered by groups F02M61/1866 - F02M61/188

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Fuel-Injection Apparatus (AREA)
JP2016025800A 2016-02-15 2016-02-15 燃料噴射弁 Active JP6463286B2 (ja)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP2016025800A JP6463286B2 (ja) 2016-02-15 2016-02-15 燃料噴射弁
US16/071,181 US10865753B2 (en) 2016-02-15 2017-01-13 Fuel injection valve
PCT/JP2017/000938 WO2017141592A1 (ja) 2016-02-15 2017-01-13 燃料噴射弁

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2016025800A JP6463286B2 (ja) 2016-02-15 2016-02-15 燃料噴射弁

Publications (3)

Publication Number Publication Date
JP2017145697A JP2017145697A (ja) 2017-08-24
JP2017145697A5 JP2017145697A5 (enExample) 2018-04-26
JP6463286B2 true JP6463286B2 (ja) 2019-01-30

Family

ID=59624953

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2016025800A Active JP6463286B2 (ja) 2016-02-15 2016-02-15 燃料噴射弁

Country Status (3)

Country Link
US (1) US10865753B2 (enExample)
JP (1) JP6463286B2 (enExample)
WO (1) WO2017141592A1 (enExample)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2018207582A1 (ja) * 2017-05-12 2018-11-15 日立オートモティブシステムズ株式会社 燃料噴射弁
JP2020008013A (ja) * 2018-07-12 2020-01-16 株式会社Ｓｏｋｅｎ 燃料噴射弁
US10808668B2 (en) * 2018-10-02 2020-10-20 Ford Global Technologies, Llc Methods and systems for a fuel injector
WO2020085039A1 (ja) * 2018-10-26 2020-04-30 日立オートモティブシステムズ株式会社 燃料噴射弁
JP7439399B2 (ja) 2019-06-20 2024-02-28 株式会社デンソー 燃料噴射弁

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS56106062A (en) * 1980-01-26 1981-08-24 Hino Motors Ltd Hole nozzle
JP4196194B2 (ja) * 2003-10-01 2008-12-17 株式会社デンソー 噴孔部材およびそれを用いた燃料噴射弁
JP4134966B2 (ja) 2004-08-17 2008-08-20 株式会社デンソー 噴孔部材、燃料噴射弁、および噴孔部材の製造方法
JP5320116B2 (ja) * 2009-03-18 2013-10-23 日立オートモティブシステムズ株式会社 燃料噴射弁
JP5605325B2 (ja) 2011-07-19 2014-10-15 トヨタ自動車株式会社 燃料噴射弁
JP2015094234A (ja) * 2013-11-08 2015-05-18 株式会社デンソー 燃料噴射弁

Also Published As

Publication number Publication date
JP2017145697A (ja) 2017-08-24
US20190093617A1 (en) 2019-03-28
US10865753B2 (en) 2020-12-15
WO2017141592A1 (ja) 2017-08-24

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