DE112018003404A5 - Injektor - Google Patents

Injektor Download PDF

Info

Publication number
DE112018003404A5
DE112018003404A5 DE112018003404.6T DE112018003404T DE112018003404A5 DE 112018003404 A5 DE112018003404 A5 DE 112018003404A5 DE 112018003404 T DE112018003404 T DE 112018003404T DE 112018003404 A5 DE112018003404 A5 DE 112018003404A5
Authority
DE
Germany
Prior art keywords
injector
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.)
Withdrawn
Application number
DE112018003404.6T
Other languages
English (en)
Inventor
Dietmar Uhlmann
Benedikt Leibssle
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.)
Robert Bosch GmbH
Original Assignee
Robert Bosch GmbH
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 Robert Bosch GmbH filed Critical Robert Bosch GmbH
Publication of DE112018003404A5 publication Critical patent/DE112018003404A5/de
Withdrawn legal-status Critical Current

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
    • F02M43/00—Fuel-injection apparatus operating simultaneously on two or more fuels, or on a liquid fuel and another liquid, e.g. the other liquid being an anti-knock additive
    • F02M43/04—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
    • F02M47/00—Fuel-injection apparatus operated cyclically with fuel-injection valves actuated by fluid pressure
    • F02M47/02—Fuel-injection apparatus operated cyclically with fuel-injection valves actuated by fluid pressure of accumulator-injector type, i.e. having fuel pressure of accumulator tending to open, and fuel pressure in other chamber tending to close, injection valves and having means for periodically releasing that closing pressure
    • 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
    • F02M2200/31—Fuel-injection apparatus having hydraulic pressure fluctuations damping elements
    • F02M2200/315—Fuel-injection apparatus having hydraulic pressure fluctuations damping elements for damping fuel pressure fluctuations
    • 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
    • F02M2200/40—Fuel-injection apparatus with fuel accumulators, e.g. a fuel injector having an integrated fuel accumulator
    • 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
    • F02M2200/46—Valves, e.g. injectors, with concentric valve bodies

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Fuel-Injection Apparatus (AREA)
DE112018003404.6T 2017-10-23 2018-09-10 Injektor Withdrawn DE112018003404A5 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE102017218869.3A DE102017218869A1 (de) 2017-10-23 2017-10-23 Injektor
DE102017218869.3 2017-10-23
PCT/EP2018/074297 WO2019081116A1 (de) 2017-10-23 2018-09-10 Injektor

Publications (1)

Publication Number Publication Date
DE112018003404A5 true DE112018003404A5 (de) 2020-03-19

Family

ID=63556330

Family Applications (2)

Application Number Title Priority Date Filing Date
DE102017218869.3A Withdrawn DE102017218869A1 (de) 2017-10-23 2017-10-23 Injektor
DE112018003404.6T Withdrawn DE112018003404A5 (de) 2017-10-23 2018-09-10 Injektor

Family Applications Before (1)

Application Number Title Priority Date Filing Date
DE102017218869.3A Withdrawn DE102017218869A1 (de) 2017-10-23 2017-10-23 Injektor

Country Status (3)

Country Link
CN (1) CN111263854A (de)
DE (2) DE102017218869A1 (de)
WO (1) WO2019081116A1 (de)

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1987006650A1 (en) * 1986-04-25 1987-11-05 Voest-Alpine Automotive Gesellschaft M.B.H. Injection nozzle for internal combustion engines
DE4230641A1 (de) * 1992-09-12 1994-03-17 Bosch Gmbh Robert Kraftstoff-Einspritzdüse mit Additiveinspritzung für Dieselmotoren
JP2000023474A (ja) * 1998-07-01 2000-01-21 Isuzu Motors Ltd 圧電アクチュエータ及びそれを用いた燃料噴射装置
US6761325B2 (en) * 1998-09-16 2004-07-13 Westport Research Inc. Dual fuel injection valve and method of operating a dual fuel injection valve
JP4297181B2 (ja) * 2007-07-17 2009-07-15 株式会社デンソー インジェクタ
JP5079650B2 (ja) * 2007-11-02 2012-11-21 株式会社デンソー 燃料噴射弁及び燃料噴射装置
EP2060774A1 (de) * 2007-11-16 2009-05-20 Delphi Technologies, Inc. Kraftstoffeinspritzdüse
EP2187034B1 (de) * 2008-11-14 2013-06-19 Robert Bosch Gmbh Brennstoffeinspritzeinrichtung mit axialem Dichtelement
JP5262948B2 (ja) * 2009-04-20 2013-08-14 株式会社デンソー 燃料噴射弁
US8596561B2 (en) * 2011-08-31 2013-12-03 Caterpillar Inc. Dual fuel injector with hydraulic lock seal
DE102014225167A1 (de) 2014-12-08 2016-06-09 Robert Bosch Gmbh Kraftstoffzumessventil für eine Brennkraftmaschine und Verfahren zum Betreiben desselben
DE102014226407A1 (de) * 2014-12-18 2016-06-23 Robert Bosch Gmbh Einspritzdüse für Kraftstoffe
US9995261B2 (en) * 2015-04-17 2018-06-12 Caterpillar Inc. Dynamic seal for fuel injector needle check
DE102015223445A1 (de) * 2015-11-26 2017-06-01 Robert Bosch Gmbh Brennstoffeinspritzventil zum Einspritzen eines gasförmigen und/oder flüssigen Brennstoffs
DE102015226514A1 (de) * 2015-12-22 2017-06-22 Robert Bosch Gmbh Kraftstoffinjektor
CN205592051U (zh) * 2016-03-15 2016-09-21 任一虎 一种燃料喷嘴

Also Published As

Publication number Publication date
WO2019081116A1 (de) 2019-05-02
DE102017218869A1 (de) 2019-04-25
CN111263854A (zh) 2020-06-09

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Legal Events

Date Code Title Description
R012 Request for examination validly filed
R119 Application deemed withdrawn, or ip right lapsed, due to non-payment of renewal fee