ATE491884T1 - Kraftstoffinjektor - Google Patents

Kraftstoffinjektor

Info

Publication number
ATE491884T1
ATE491884T1 AT07728615T AT07728615T ATE491884T1 AT E491884 T1 ATE491884 T1 AT E491884T1 AT 07728615 T AT07728615 T AT 07728615T AT 07728615 T AT07728615 T AT 07728615T AT E491884 T1 ATE491884 T1 AT E491884T1
Authority
AT
Austria
Prior art keywords
return
pressure
fuel injector
valve
fuel
Prior art date
Application number
AT07728615T
Other languages
English (en)
Inventor
Dieter Junger
Nadja Eisenmenger
Christian Faltin
Original Assignee
Bosch Gmbh Robert
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 Bosch Gmbh Robert filed Critical Bosch Gmbh Robert
Application granted granted Critical
Publication of ATE491884T1 publication Critical patent/ATE491884T1/de

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
    • F02M55/00—Fuel-injection apparatus characterised by their fuel conduits or their venting means; Arrangements of conduits between fuel tank and pump F02M37/00
    • F02M55/04—Means for damping vibrations or pressure fluctuations in injection pump inlets or outlets
    • 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
    • F02M47/027—Electrically actuated valves draining the chamber to release the 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
    • F02M55/00—Fuel-injection apparatus characterised by their fuel conduits or their venting means; Arrangements of conduits between fuel tank and pump F02M37/00
    • F02M55/002—Arrangement of leakage or drain conduits in or from injectors
    • 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

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)
  • Fuel Cell (AREA)
AT07728615T 2006-06-16 2007-04-27 Kraftstoffinjektor ATE491884T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102006027780A DE102006027780A1 (de) 2006-06-16 2006-06-16 Kraftstoffinjektor
PCT/EP2007/054160 WO2007144229A1 (de) 2006-06-16 2007-04-27 Kraftstoffinjektor

Publications (1)

Publication Number Publication Date
ATE491884T1 true ATE491884T1 (de) 2011-01-15

Family

ID=38325218

Family Applications (1)

Application Number Title Priority Date Filing Date
AT07728615T ATE491884T1 (de) 2006-06-16 2007-04-27 Kraftstoffinjektor

Country Status (6)

Country Link
US (1) US8038083B2 (de)
EP (1) EP2035686B1 (de)
JP (1) JP4878386B2 (de)
AT (1) ATE491884T1 (de)
DE (2) DE102006027780A1 (de)
WO (1) WO2007144229A1 (de)

Families Citing this family (27)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4530053B2 (ja) * 2008-01-22 2010-08-25 株式会社デンソー 燃料ポンプ
US7520268B1 (en) * 2008-03-18 2009-04-21 Robert Bosch Gmbh Fuel rail damping assembly including an insert
US7900886B2 (en) * 2008-04-18 2011-03-08 Caterpillar Inc. Valve assembly having a washer
EP2385241B1 (de) * 2010-05-04 2013-07-17 Continental Automotive GmbH Schwingungsdämpfer
DE102010029123A1 (de) * 2010-05-19 2011-11-24 Robert Bosch Gmbh Kraftstoffinjektor mit hydraulischer Kopplereinheit
DE102010030626A1 (de) * 2010-06-29 2011-12-29 Robert Bosch Gmbh Pulsationsdämpferelement für eine Fluidpumpe und zugehörige Fluidpumpe
US8727752B2 (en) * 2010-10-06 2014-05-20 Stanadyne Corporation Three element diaphragm damper for fuel pump
DE102011008467B4 (de) * 2011-01-13 2014-01-02 Continental Automotive Gmbh Injektor mit Druckausgleichsmitteln
DE102011100029C5 (de) 2011-04-29 2016-10-13 Horiba Europe Gmbh Vorrichtung zum Messen eines Kraftstoffflusses und Kalibriervorrichtung dafür
DE102011120468A1 (de) * 2011-12-07 2013-06-13 Andreas Stihl Ag & Co. Kg Verbrennungsmotor mit Kraftstoffzuführeinrichtung
JP5821769B2 (ja) * 2012-04-24 2015-11-24 株式会社デンソー ダンパ装置
DE102013003104A1 (de) * 2013-02-25 2014-08-28 L'orange Gmbh Krafftstoffinjektor
JP5854006B2 (ja) * 2013-07-12 2016-02-09 株式会社デンソー パルセーションダンパ及びそれを備えた高圧ポンプ
US20150017040A1 (en) * 2013-07-12 2015-01-15 Denso Corporation Pulsation damper and high-pressure pump having the same
JP5783431B2 (ja) * 2013-07-12 2015-09-24 株式会社デンソー パルセーションダンパ及びそれを備えた高圧ポンプ
FR3017905B1 (fr) * 2014-02-24 2018-12-07 Delphi International Operations Luxembourg S.A R.L. Injecteur de carburant
JP5892397B2 (ja) * 2014-10-30 2016-03-23 株式会社デンソー パルセーションダンパ
JP6527689B2 (ja) * 2014-12-12 2019-06-05 株式会社不二工機 ダイヤフラム及びそれを用いたパルセーションダンパ
DE102015219768A1 (de) * 2015-10-13 2017-04-13 Continental Automotive Gmbh Kraftstoffhochdruckpumpe für ein Kraftstoffeinspritzsystem eines Kraftfahrzeugs
DE102015226024A1 (de) * 2015-12-18 2017-06-22 Robert Bosch Gmbh Fluidpumpe, insbesondere Kraftstoff-Hochdruckpumpe
EP3438510A4 (de) * 2016-03-28 2019-11-06 Eagle Industry Co., Ltd. Metallmembrandämpfer
US11181220B2 (en) * 2017-11-24 2021-11-23 Eagle Industry Co., Ltd. Metal diaphragm damper and manufacturing method for the same
DE102018212090A1 (de) * 2018-07-19 2020-01-23 Robert Bosch Gmbh Düsenbaugruppe für ein Kraftstoffeinspritzventil zum Einspritzen eines gasförmigen und/oder flüssigen Kraftstoffs, Kraftstoffeinspritzventil
DE102018212229A1 (de) * 2018-07-23 2020-01-23 Continental Automotive Gmbh Pumpe für ein Kraftfahrzeug, Haltevorrichtung, Baugruppe und Verfahren
JP7041956B2 (ja) * 2018-09-20 2022-03-25 株式会社不二工機 パルセーションダンパー
JP7118183B2 (ja) * 2019-02-13 2022-08-15 日立Astemo株式会社 金属ダイアフラム、金属ダンパ、及びこれらを備えた燃料ポンプ
CN116940782B (zh) * 2021-03-09 2026-04-21 日本发条株式会社 脉动阻尼部件

Family Cites Families (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2936425A1 (de) * 1979-09-08 1981-04-02 Robert Bosch Gmbh, 7000 Stuttgart Elektromagnetisch betaetigbares kraftsoffeinspritzventil
US5520215A (en) * 1995-08-04 1996-05-28 Handy & Harman Automotive Group, Inc. Pressure regulator and dampener assembly
DE29708369U1 (de) * 1997-05-09 1997-07-10 FEV Motorentechnik GmbH & Co. KG, 52078 Aachen Steuerbares Einspritzventil für die Kraftstoffeinspritzung an Brennkraftmaschinen
JP2002529654A (ja) * 1998-11-10 2002-09-10 ガンサー−ハイドロマグ アーゲー 内燃機関用燃料噴射バルブ
GB9906092D0 (en) * 1999-03-18 1999-05-12 Lucas France Fuel injector
US6360963B2 (en) * 2000-01-12 2002-03-26 Woodward Governor Company Gaseous fuel injector having high heat tolerance
EP1132615B1 (de) * 2000-03-07 2006-11-08 Matsushita Electric Industrial Co., Ltd. Flüssigkeitsspender
US6321776B1 (en) * 2000-04-24 2001-11-27 Wayne L. Pratt Double diaphragm precision throttling valve
DE10159003A1 (de) 2001-11-30 2003-06-18 Bosch Gmbh Robert Injektor mit einem Magnetventil zur Steuerung eines Einspritzventils
JP3823060B2 (ja) * 2002-03-04 2006-09-20 株式会社日立製作所 高圧燃料供給ポンプ
EP1411236B1 (de) * 2002-10-19 2012-10-10 Robert Bosch Gmbh Vorrichtung zum Dämpfen von Druckpulsationen in einem Fluidsystem, insbesondere in einem Kraftstoffsystem einer Brennkraftmaschine
US7322488B2 (en) * 2003-07-22 2008-01-29 Flexcon Industries Trust Expansion tank with double diaphragm
US7303091B2 (en) * 2003-07-22 2007-12-04 Flexcon Industries Expansion tank with double diaphragm
JP4036153B2 (ja) 2003-07-22 2008-01-23 株式会社日立製作所 ダンパ機構及び高圧燃料供給ポンプ
JP2005076571A (ja) * 2003-09-02 2005-03-24 Nippon Soken Inc インジェクタ
US7165535B2 (en) * 2004-05-27 2007-01-23 Delphi Technologies, Inc. Fuel rail pulse damper with improved end crimp
DE102004034672A1 (de) 2004-07-17 2006-02-16 Robert Bosch Gmbh Kraftstoffeinspritzeinrichtung für eine Brennkraftmaschine
JP4686501B2 (ja) * 2007-05-21 2011-05-25 日立オートモティブシステムズ株式会社 液体脈動ダンパ機構、および液体脈動ダンパ機構を備えた高圧燃料供給ポンプ
JP4530053B2 (ja) * 2008-01-22 2010-08-25 株式会社デンソー 燃料ポンプ

Also Published As

Publication number Publication date
US8038083B2 (en) 2011-10-18
US20090127356A1 (en) 2009-05-21
JP4878386B2 (ja) 2012-02-15
WO2007144229A1 (de) 2007-12-21
EP2035686B1 (de) 2010-12-15
JP2009540206A (ja) 2009-11-19
DE102006027780A1 (de) 2007-12-20
DE502007005966D1 (de) 2011-01-27
EP2035686A1 (de) 2009-03-18

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