EP2570648A4 - Elektromagnetisches brennstoffeinspritzventil - Google Patents

Elektromagnetisches brennstoffeinspritzventil

Info

Publication number
EP2570648A4
EP2570648A4 EP11780515.0A EP11780515A EP2570648A4 EP 2570648 A4 EP2570648 A4 EP 2570648A4 EP 11780515 A EP11780515 A EP 11780515A EP 2570648 A4 EP2570648 A4 EP 2570648A4
Authority
EP
European Patent Office
Prior art keywords
guide bush
core
electromagnetic fuel
injection valve
valve
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.)
Granted
Application number
EP11780515.0A
Other languages
English (en)
French (fr)
Other versions
EP2570648B1 (de
EP2570648A1 (de
Inventor
Masateru Moriya
Tomoyuki Oomura
Yutaka Inomata
Atsushi Okamoto
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.)
Keihin Corp
Original Assignee
Keihin 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 Keihin Corp filed Critical Keihin Corp
Publication of EP2570648A1 publication Critical patent/EP2570648A1/de
Publication of EP2570648A4 publication Critical patent/EP2570648A4/de
Application granted granted Critical
Publication of EP2570648B1 publication Critical patent/EP2570648B1/de
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

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
    • F02M61/04—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
    • 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
    • F02M51/0625—Injectors peculiar thereto with means directly operating the valve needle using electromagnetic operating means characterised by arrangement of mobile armatures
    • F02M51/0664—Injectors peculiar thereto with means directly operating the valve needle using electromagnetic operating means characterised by arrangement of mobile armatures having a cylindrically or partly cylindrically shaped armature, e.g. entering the winding; having a plate-shaped or undulated armature entering the winding
    • F02M51/0671—Injectors peculiar thereto with means directly operating the valve needle using electromagnetic operating means characterised by arrangement of mobile armatures having a cylindrically or partly cylindrically shaped armature, e.g. entering the winding; having a plate-shaped or undulated armature entering the winding the armature having an elongated valve body attached thereto
    • F02M51/0675—Injectors peculiar thereto with means directly operating the valve needle using electromagnetic operating means characterised by arrangement of mobile armatures having a cylindrically or partly cylindrically shaped armature, e.g. entering the winding; having a plate-shaped or undulated armature entering the winding the armature having an elongated valve body attached thereto the valve body having cylindrical guiding or metering portions, e.g. 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
    • F02M61/188—Spherical or partly spherical shaped valve member ends
    • 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
    • F02M2200/90—Selection of particular materials
    • F02M2200/9053—Metals
    • F02M2200/9069—Non-magnetic metals

Landscapes

  • 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)
EP11780515.0A 2010-05-14 2011-04-27 Elektromagnetisches brennstoffeinspritzventil Active EP2570648B1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2010112352A JP5623784B2 (ja) 2010-05-14 2010-05-14 電磁式燃料噴射弁
PCT/JP2011/060244 WO2011142258A1 (ja) 2010-05-14 2011-04-27 電磁式燃料噴射弁

Publications (3)

Publication Number Publication Date
EP2570648A1 EP2570648A1 (de) 2013-03-20
EP2570648A4 true EP2570648A4 (de) 2013-12-18
EP2570648B1 EP2570648B1 (de) 2017-03-15

Family

ID=44914314

Family Applications (1)

Application Number Title Priority Date Filing Date
EP11780515.0A Active EP2570648B1 (de) 2010-05-14 2011-04-27 Elektromagnetisches brennstoffeinspritzventil

Country Status (5)

Country Link
EP (1) EP2570648B1 (de)
JP (1) JP5623784B2 (de)
CN (1) CN102893016B (de)
MX (1) MX2012013236A (de)
WO (1) WO2011142258A1 (de)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5862941B2 (ja) * 2011-11-08 2016-02-16 株式会社デンソー 燃料噴射弁
JP6035648B2 (ja) * 2012-11-05 2016-11-30 株式会社ケーヒン 電磁式燃料噴射弁
JP5857952B2 (ja) 2012-12-26 2016-02-10 株式会社デンソー 燃料噴射弁
JP6020194B2 (ja) * 2013-01-22 2016-11-02 株式会社デンソー 燃料噴射弁
JP6087210B2 (ja) * 2013-05-24 2017-03-01 日立オートモティブシステムズ株式会社 燃料噴射弁
EP3009658B1 (de) 2014-10-15 2017-09-06 Continental Automotive GmbH Injektor zum Einspritzen von Flüssigkeit
JP6266123B2 (ja) * 2014-10-28 2018-01-24 三菱電機株式会社 燃料噴射弁
JP2016166534A (ja) * 2015-03-09 2016-09-15 日立オートモティブシステムズ株式会社 燃料噴射弁
JP6426556B2 (ja) * 2015-08-06 2018-11-21 株式会社デンソー 燃料噴射装置
JP6449741B2 (ja) * 2015-09-02 2019-01-09 株式会社デンソー 燃料噴射装置
JP6292272B2 (ja) * 2016-09-28 2018-03-14 株式会社デンソー 燃料噴射弁
JP6827535B2 (ja) * 2017-05-23 2021-02-10 三菱電機株式会社 インジェクタ
JP7056369B2 (ja) * 2017-07-28 2022-04-19 株式会社デンソー 弁装置
KR102049802B1 (ko) 2018-01-26 2019-11-28 (주)모토닉 전자식 솔레노이드 밸브의 댐핑 구조
JP6451883B2 (ja) * 2018-02-05 2019-01-16 株式会社デンソー 燃料噴射弁
JP6773927B1 (ja) * 2020-01-24 2020-10-21 株式会社ケーヒン 電磁式燃料噴射弁
JP2023062216A (ja) * 2020-03-26 2023-05-08 日立Astemo株式会社 燃料噴射装置
DE112021002046T5 (de) * 2020-03-31 2023-04-06 Denso Corporation Kraftstoffeinspritzventil

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2003042526A1 (fr) * 2001-11-16 2003-05-22 Hitachi, Ltd. Soupape d'injection de carburant
JP2005069410A (ja) * 2003-08-26 2005-03-17 Keihin Corp 電磁弁
JP2008144663A (ja) * 2006-12-08 2008-06-26 Denso Corp インジェクタ
JP2009221879A (ja) * 2008-03-13 2009-10-01 Keihin Corp 電磁式燃料噴射弁の製造方法

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3851122B2 (ja) * 2001-07-16 2006-11-29 ボッシュ株式会社 燃料噴射弁
JP3901659B2 (ja) * 2003-03-31 2007-04-04 株式会社ケーヒン 電磁式燃料噴射弁
JP2008031853A (ja) * 2006-07-26 2008-02-14 Denso Corp 燃料噴射弁

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2003042526A1 (fr) * 2001-11-16 2003-05-22 Hitachi, Ltd. Soupape d'injection de carburant
JP2005069410A (ja) * 2003-08-26 2005-03-17 Keihin Corp 電磁弁
JP2008144663A (ja) * 2006-12-08 2008-06-26 Denso Corp インジェクタ
JP2009221879A (ja) * 2008-03-13 2009-10-01 Keihin Corp 電磁式燃料噴射弁の製造方法

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2011142258A1 *

Also Published As

Publication number Publication date
CN102893016A (zh) 2013-01-23
EP2570648B1 (de) 2017-03-15
EP2570648A1 (de) 2013-03-20
WO2011142258A1 (ja) 2011-11-17
MX2012013236A (es) 2013-01-24
CN102893016B (zh) 2015-01-21
JP2011241701A (ja) 2011-12-01
JP5623784B2 (ja) 2014-11-12

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