DE112018004339B4 - Kraftstoffeinspritzventil - Google Patents

Kraftstoffeinspritzventil

Info

Publication number
DE112018004339B4
DE112018004339B4 DE112018004339.8T DE112018004339T DE112018004339B4 DE 112018004339 B4 DE112018004339 B4 DE 112018004339B4 DE 112018004339 T DE112018004339 T DE 112018004339T DE 112018004339 B4 DE112018004339 B4 DE 112018004339B4
Authority
DE
Germany
Prior art keywords
section
core
needle
valve
cup
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
DE112018004339.8T
Other languages
German (de)
English (en)
Other versions
DE112018004339T5 (de
Inventor
Shinsuke Yamamoto
Kouichi Mochizuki
Atsuya 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.)
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 claimed from PCT/JP2018/034650 external-priority patent/WO2019065412A1/ja
Publication of DE112018004339T5 publication Critical patent/DE112018004339T5/de
Application granted granted Critical
Publication of DE112018004339B4 publication Critical patent/DE112018004339B4/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
    • 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
    • F02M51/0685—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 and the valve being allowed to move relatively to each other or not being attached to each other
    • 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
    • F02M51/0682—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 body being hollow and its interior communicating with the fuel flow
    • 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
    • F02M61/168—Assembling; Disassembling; Manufacturing; Adjusting
    • 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
    • F02M2200/50—Arrangements of springs for valves used in fuel injectors or fuel injection pumps
    • 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
    • F02M2200/80—Fuel injection apparatus manufacture, repair or assembly
    • F02M2200/8061—Fuel injection apparatus manufacture, repair or assembly involving press-fit, i.e. interference or friction fit
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K31/00—Actuating devices; Operating means; Releasing devices
    • F16K31/02—Actuating devices; Operating means; Releasing devices electric; magnetic
    • F16K31/06—Actuating devices; Operating means; Releasing devices electric; magnetic using a magnet, e.g. diaphragm valves, cutting off by means of a liquid
    • F16K31/0644—One-way valve
    • F16K31/0655—Lift valves

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)
  • Manufacturing & Machinery (AREA)
  • Fuel-Injection Apparatus (AREA)
  • Magnetically Actuated Valves (AREA)
DE112018004339.8T 2017-09-29 2018-09-19 Kraftstoffeinspritzventil Active DE112018004339B4 (de)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
JP2017189884 2017-09-29
JP2017-189884 2017-09-29
JP2018-169994 2018-09-11
JP2018169994A JP6724959B2 (ja) 2017-09-29 2018-09-11 燃料噴射弁
PCT/JP2018/034650 WO2019065412A1 (ja) 2017-09-29 2018-09-19 燃料噴射弁

Publications (2)

Publication Number Publication Date
DE112018004339T5 DE112018004339T5 (de) 2020-05-07
DE112018004339B4 true DE112018004339B4 (de) 2026-01-22

Family

ID=66338007

Family Applications (1)

Application Number Title Priority Date Filing Date
DE112018004339.8T Active DE112018004339B4 (de) 2017-09-29 2018-09-19 Kraftstoffeinspritzventil

Country Status (2)

Country Link
JP (1) JP6724959B2 (https=)
DE (1) DE112018004339B4 (https=)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP6708235B2 (ja) * 2017-09-29 2020-06-10 株式会社デンソー 燃料噴射弁
JP7470254B2 (ja) * 2021-05-12 2024-04-17 日立Astemo株式会社 燃料噴射装置

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2009133208A (ja) * 2007-11-28 2009-06-18 Keihin Corp 電磁式燃料噴射弁
EP2375051A1 (en) * 2010-04-09 2011-10-12 Continental Automotive GmbH Valve assembly for an injection valve and injection valve
WO2015052281A1 (en) * 2013-10-10 2015-04-16 Continental Automotive Gmbh Injector for a combustion engine

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5822269B2 (ja) 2011-11-11 2015-11-24 株式会社ケーヒン 電磁式燃料噴射弁
JP6035648B2 (ja) * 2012-11-05 2016-11-30 株式会社ケーヒン 電磁式燃料噴射弁
JP6511925B2 (ja) * 2014-08-26 2019-05-15 株式会社デンソー 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
JP2017189884A (ja) 2016-04-12 2017-10-19 セイコーエプソン株式会社 液体吐出装置の製造方法、液体吐出装置、およびデバイスドライバー
JP6313516B1 (ja) 2017-03-30 2018-04-18 三菱総研Ｄｃｓ株式会社 情報処理装置、情報処理方法およびコンピュータプログラム

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2009133208A (ja) * 2007-11-28 2009-06-18 Keihin Corp 電磁式燃料噴射弁
EP2375051A1 (en) * 2010-04-09 2011-10-12 Continental Automotive GmbH Valve assembly for an injection valve and injection valve
WO2015052281A1 (en) * 2013-10-10 2015-04-16 Continental Automotive Gmbh Injector for a combustion engine

Also Published As

Publication number Publication date
JP2019065850A (ja) 2019-04-25
DE112018004339T5 (de) 2020-05-07
JP6724959B2 (ja) 2020-07-15

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R016 Response to examination communication
R018 Grant decision by examination section/examining division