EP1413744A1 - Accumulateur de pression pour une rampe d'injection commune - Google Patents

Accumulateur de pression pour une rampe d'injection commune Download PDF

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Publication number
EP1413744A1
EP1413744A1 EP03405025A EP03405025A EP1413744A1 EP 1413744 A1 EP1413744 A1 EP 1413744A1 EP 03405025 A EP03405025 A EP 03405025A EP 03405025 A EP03405025 A EP 03405025A EP 1413744 A1 EP1413744 A1 EP 1413744A1
Authority
EP
European Patent Office
Prior art keywords
storage space
pressure accumulator
wall
curvature
bore
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
EP03405025A
Other languages
German (de)
English (en)
Other versions
EP1413744B1 (fr
Inventor
Turhan Yildirim
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.)
Wartsila NSD Schweiz AG
Original Assignee
Wartsila NSD Schweiz AG
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 Wartsila NSD Schweiz AG filed Critical Wartsila NSD Schweiz AG
Priority to EP03405025A priority Critical patent/EP1413744B1/fr
Publication of EP1413744A1 publication Critical patent/EP1413744A1/fr
Application granted granted Critical
Publication of EP1413744B1 publication Critical patent/EP1413744B1/fr
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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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
    • F02M55/00—Fuel-injection apparatus characterised by their fuel conduits or their venting means; Arrangements of conduits between fuel tank and pump F02M37/00
    • F02M55/02—Conduits between injection pumps and injectors, e.g. conduits between pump and common-rail or conduits between common-rail and injectors
    • F02M55/025—Common rails
    • 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
    • F02M2200/03—Fuel-injection apparatus having means for reducing or avoiding stress, e.g. the stress caused by mechanical force, by fluid pressure or by temperature variations

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)
EP03405025A 2002-10-23 2003-01-22 Accumulateur de pression pour une rampe d'injection commune Expired - Lifetime EP1413744B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
EP03405025A EP1413744B1 (fr) 2002-10-23 2003-01-22 Accumulateur de pression pour une rampe d'injection commune

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
EP02405910 2002-10-23
EP02405910 2002-10-23
EP03405025A EP1413744B1 (fr) 2002-10-23 2003-01-22 Accumulateur de pression pour une rampe d'injection commune

Publications (2)

Publication Number Publication Date
EP1413744A1 true EP1413744A1 (fr) 2004-04-28
EP1413744B1 EP1413744B1 (fr) 2005-12-28

Family

ID=32524113

Family Applications (1)

Application Number Title Priority Date Filing Date
EP03405025A Expired - Lifetime EP1413744B1 (fr) 2002-10-23 2003-01-22 Accumulateur de pression pour une rampe d'injection commune

Country Status (7)

Country Link
EP (1) EP1413744B1 (fr)
JP (2) JP4542760B2 (fr)
KR (1) KR101024863B1 (fr)
CN (1) CN100360791C (fr)
DE (1) DE50302044D1 (fr)
DK (1) DK1413744T3 (fr)
PL (1) PL202354B1 (fr)

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1767297A1 (fr) 2005-06-27 2007-03-28 Wärtsilä Schweiz AG Foret pour trous profonds, procédé de forage et pièce usiné par moyen d'un tel foret
WO2008128881A1 (fr) * 2007-04-19 2008-10-30 Robert Bosch Gmbh Zone d'intersection entre une chambre haute pression et un canal haute pression
WO2008145818A2 (fr) 2007-05-31 2008-12-04 Wärtsilä Finland Oy Stockage de combustible dans un système d'alimentation en combustible
EP2511517A1 (fr) 2011-04-15 2012-10-17 Wärtsilä Schweiz AG Rail fluide haute pression
WO2012150075A1 (fr) * 2011-05-02 2012-11-08 Robert Bosch Gmbh Distributeur de carburant
DE102016210391A1 (de) * 2016-06-13 2017-12-14 Hirschvogel Umformtechnik Gmbh Druckbelastetes Bauteil sowie Verfahren zu dessen Herstellung

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2299102A1 (fr) 2009-09-07 2011-03-23 OMT Officine Meccaniche Torino S.p.A. Accumulateur de combustible haute pression pour systèmes d'injection à rampe commune
JP2011069254A (ja) * 2009-09-24 2011-04-07 Daihatsu Motor Co Ltd 内燃機関の燃料デリバリパイプ
DE102010064021A1 (de) * 2010-12-23 2012-06-28 Robert Bosch Gmbh Rohrförmiger Druckspeicher, insbesondere für gemischverdichtende, fremdgezündete Brennkraftmaschinen
FR2989122B1 (fr) * 2012-04-10 2016-02-05 Coutier Moulage Gen Ind Rampe d'injection de carburant pour moteur a combustion interne
JP6021220B2 (ja) * 2012-11-16 2016-11-09 ボッシュ株式会社 コモンレール
JP6300232B2 (ja) * 2014-09-10 2018-03-28 株式会社スギノマシン 流路構造

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19808882A1 (de) * 1997-03-03 1998-10-15 Usui Kokusai Sangyo Kk Gemeinsame Schiene und Verfahren zum Herstellen derselben
DE19913793A1 (de) * 1999-03-26 2000-10-19 Daimler Chrysler Ag Verfahren zum Herstellen einer Hochdruckleitung
DE19945786C1 (de) * 1999-09-24 2000-11-16 Bosch Gmbh Robert Kraftstoffhochdruckspeicher
WO2001025615A1 (fr) * 1999-10-07 2001-04-12 Robert Bosch Gmbh Accumulateur de carburant haute pression
DE19949962A1 (de) * 1999-10-16 2001-04-26 Bosch Gmbh Robert Kraftstoffhochdruckspeicher und Verfahren zur Herstellung eines Kraftstoffhochdruckspeichers
DE10056405A1 (de) * 2000-11-14 2002-05-23 Bosch Gmbh Robert Kraftstoffhochdruckspeicher für ein Kraftstoffeinspritzsystem für Brennkraftmaschinen

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3841370B2 (ja) * 1996-12-07 2006-11-01 臼井国際産業株式会社 コモンレール
JP3916178B2 (ja) * 1997-03-04 2007-05-16 臼井国際産業株式会社 コモンレール
DE19948338A1 (de) * 1999-10-07 2001-04-12 Bosch Gmbh Robert Verfahren zur Bearbeitung eines Kraftstoffhochdruckspeichers, Kraftstoffhochdruckspeicher und Anschlussstutzen zur Anwendung des Verfahrens
DE10140057B4 (de) * 2001-08-16 2007-08-30 Robert Bosch Gmbh Kraftstoffhochdruckspeicher
DE10143519A1 (de) * 2001-09-05 2003-03-27 Siemens Ag Kraftstoffhochdruckspeicher für ein Speichereinspritzsystem

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19808882A1 (de) * 1997-03-03 1998-10-15 Usui Kokusai Sangyo Kk Gemeinsame Schiene und Verfahren zum Herstellen derselben
DE19913793A1 (de) * 1999-03-26 2000-10-19 Daimler Chrysler Ag Verfahren zum Herstellen einer Hochdruckleitung
DE19945786C1 (de) * 1999-09-24 2000-11-16 Bosch Gmbh Robert Kraftstoffhochdruckspeicher
WO2001025615A1 (fr) * 1999-10-07 2001-04-12 Robert Bosch Gmbh Accumulateur de carburant haute pression
DE19949962A1 (de) * 1999-10-16 2001-04-26 Bosch Gmbh Robert Kraftstoffhochdruckspeicher und Verfahren zur Herstellung eines Kraftstoffhochdruckspeichers
DE10056405A1 (de) * 2000-11-14 2002-05-23 Bosch Gmbh Robert Kraftstoffhochdruckspeicher für ein Kraftstoffeinspritzsystem für Brennkraftmaschinen

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1767297A1 (fr) 2005-06-27 2007-03-28 Wärtsilä Schweiz AG Foret pour trous profonds, procédé de forage et pièce usiné par moyen d'un tel foret
WO2008128881A1 (fr) * 2007-04-19 2008-10-30 Robert Bosch Gmbh Zone d'intersection entre une chambre haute pression et un canal haute pression
US8245696B2 (en) 2007-04-19 2012-08-21 Robert Bosch Gmbh Area of intersection between a high-pressure chamber and a high-pressure duct
WO2008145818A2 (fr) 2007-05-31 2008-12-04 Wärtsilä Finland Oy Stockage de combustible dans un système d'alimentation en combustible
EP2511517A1 (fr) 2011-04-15 2012-10-17 Wärtsilä Schweiz AG Rail fluide haute pression
WO2012150075A1 (fr) * 2011-05-02 2012-11-08 Robert Bosch Gmbh Distributeur de carburant
CN103502625A (zh) * 2011-05-02 2014-01-08 罗伯特·博世有限公司 燃料分配器
CN103502625B (zh) * 2011-05-02 2017-06-09 罗伯特·博世有限公司 燃料分配器
DE102016210391A1 (de) * 2016-06-13 2017-12-14 Hirschvogel Umformtechnik Gmbh Druckbelastetes Bauteil sowie Verfahren zu dessen Herstellung

Also Published As

Publication number Publication date
KR20040036554A (ko) 2004-04-30
EP1413744B1 (fr) 2005-12-28
DE50302044D1 (de) 2006-02-02
CN100360791C (zh) 2008-01-09
DK1413744T3 (da) 2006-02-13
PL202354B1 (pl) 2009-06-30
PL363018A1 (en) 2004-05-04
CN1497164A (zh) 2004-05-19
KR101024863B1 (ko) 2011-03-31
JP2010169099A (ja) 2010-08-05
JP2004162701A (ja) 2004-06-10
JP4542760B2 (ja) 2010-09-15

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