EP0877162A3 - Dispositif d'injection de carburant à haute pression - Google Patents

Dispositif d'injection de carburant à haute pression Download PDF

Info

Publication number
EP0877162A3
EP0877162A3 EP98107614A EP98107614A EP0877162A3 EP 0877162 A3 EP0877162 A3 EP 0877162A3 EP 98107614 A EP98107614 A EP 98107614A EP 98107614 A EP98107614 A EP 98107614A EP 0877162 A3 EP0877162 A3 EP 0877162A3
Authority
EP
European Patent Office
Prior art keywords
high pressure
fuel injection
pressure fuel
return
supply
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
EP98107614A
Other languages
German (de)
English (en)
Other versions
EP0877162A2 (fr
EP0877162B1 (fr
Inventor
Hartmut Dipl.-Ing. Stehr
Guido Lautrich
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.)
Volkswagen AG
Original Assignee
Volkswagen 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 Volkswagen AG filed Critical Volkswagen AG
Publication of EP0877162A2 publication Critical patent/EP0877162A2/fr
Publication of EP0877162A3 publication Critical patent/EP0877162A3/fr
Application granted granted Critical
Publication of EP0877162B1 publication Critical patent/EP0877162B1/fr
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • 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
    • F02M55/00—Fuel-injection apparatus characterised by their fuel conduits or their venting means; Arrangements of conduits between fuel tank and pump F02M37/00

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Fuel-Injection Apparatus (AREA)
EP98107614A 1997-05-10 1998-04-27 Dispositif d'injection de carburant à haute pression Expired - Lifetime EP0877162B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19719801 1997-05-10
DE19719801 1997-05-10

Publications (3)

Publication Number Publication Date
EP0877162A2 EP0877162A2 (fr) 1998-11-11
EP0877162A3 true EP0877162A3 (fr) 2001-08-08
EP0877162B1 EP0877162B1 (fr) 2003-07-09

Family

ID=7829205

Family Applications (1)

Application Number Title Priority Date Filing Date
EP98107614A Expired - Lifetime EP0877162B1 (fr) 1997-05-10 1998-04-27 Dispositif d'injection de carburant à haute pression

Country Status (2)

Country Link
EP (1) EP0877162B1 (fr)
DE (1) DE59808947D1 (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10105031A1 (de) * 2001-02-05 2002-08-14 Bosch Gmbh Robert Vorrichtung zur Dämpfung von Druckpulsationen in Hochdruckeinspritzsystemen
DE102004018928A1 (de) * 2004-04-20 2005-11-17 Robert Bosch Gmbh Schwingungsdämpfer für ein Hydrauliksystem

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4231342A (en) * 1979-01-29 1980-11-04 General Motors Corporation Diesel fuel heat recovery system and control valve therefor
DE3309854A1 (de) * 1982-04-19 1983-10-27 Yanmar Diesel Engine Co., Ltd., Osaka Haltevorrichtung fuer das kraftstoffeinspritzventil eines dieselmotors
DE4216068A1 (de) * 1992-05-15 1993-11-18 Bosch Gmbh Robert Gleichdruckventil
DE19600256A1 (de) * 1995-01-14 1996-07-18 Volkswagen Ag Einrichtung zur geräuscharmen Hochdruckeinspritzung von Kraftstoff
EP0728940A1 (fr) * 1995-02-21 1996-08-28 Siemens Automotive Corporation Soupape bypass pour faciliter le démarrage et soupape de sécurité de détente combinées pour un système de carburant
WO1998016730A1 (fr) * 1996-10-11 1998-04-23 Volvo Lastvagnar Ab Tete cylindrique allongee se montant sur un moteur diesel pourvu de cavites pour ensembles d'injection et de moyens d'alimentation en carburant liquide

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4231342A (en) * 1979-01-29 1980-11-04 General Motors Corporation Diesel fuel heat recovery system and control valve therefor
DE3309854A1 (de) * 1982-04-19 1983-10-27 Yanmar Diesel Engine Co., Ltd., Osaka Haltevorrichtung fuer das kraftstoffeinspritzventil eines dieselmotors
DE4216068A1 (de) * 1992-05-15 1993-11-18 Bosch Gmbh Robert Gleichdruckventil
DE19600256A1 (de) * 1995-01-14 1996-07-18 Volkswagen Ag Einrichtung zur geräuscharmen Hochdruckeinspritzung von Kraftstoff
EP0728940A1 (fr) * 1995-02-21 1996-08-28 Siemens Automotive Corporation Soupape bypass pour faciliter le démarrage et soupape de sécurité de détente combinées pour un système de carburant
WO1998016730A1 (fr) * 1996-10-11 1998-04-23 Volvo Lastvagnar Ab Tete cylindrique allongee se montant sur un moteur diesel pourvu de cavites pour ensembles d'injection et de moyens d'alimentation en carburant liquide

Also Published As

Publication number Publication date
EP0877162A2 (fr) 1998-11-11
EP0877162B1 (fr) 2003-07-09
DE59808947D1 (de) 2003-08-14

Similar Documents

Publication Publication Date Title
EP0819843A3 (fr) Soupape d'écoulement
EP0953739A3 (fr) Procédé et dispositif de traitement des gaz d'échappement d'un moteur à combustion interne équipé d'un catalyseur SCR
DE59608969D1 (de) Kraftstoffeinspritzventil für hochdruckeinspritzung
EP1255038A3 (fr) Système d'injection de carburant
GB2288852B (en) High pressure fuel supply pump
WO1998053676A3 (fr) Dispositifs de dosage ameliores
EP0840009A3 (fr) Pompe à haute pression
EP0927607A3 (fr) Outil entraíné par gaz de combustion pour enfoncer des attaches avec système de dosage de carburant
GB2304831B (en) High pressure diesel fuel pumps using a two-piece pump plunger
DE3761398D1 (de) Rueckschlagventil fuer eine druckfluessigkeitsleitung in einem verbrennungsmotor.
GB2303175B (en) Fuel injection valve for i.c. engines
EP0922851A3 (fr) Réservoir de GPL pour un moteur à combustion interne pouvant fonctionner sélectivement à l' essence ou au GPL
GB2320060B (en) Connecting element for the inlet of fuel and a second fluid into an injection valve
EP0861975A3 (fr) Bride de collecteur d'échappement pour moteur à combustion interne
EP1327768A3 (fr) Dispositif d'alimentation en carburant
EP1323567A3 (fr) Unité d'alimentation en carburant
EP0896147A3 (fr) Installation d'alimentation en carburant pour un moteur à combustion
EP0877162A3 (fr) Dispositif d'injection de carburant à haute pression
WO2001042692A3 (fr) Appareil a clapet de stockage de carburant
EP1018598A3 (fr) Système de carburant
EP1103718A3 (fr) Réglage de la course entre un actionneur et un élément de transmission pour une soupape dans un injecteur de combustible
DE59908890D1 (de) Kraftstoff-einspritzventil für eine hochdruckeinspritzung
EP0890735A3 (fr) Soupape d'injection de combustible
EP1288486A3 (fr) Conduit de retour de carburant dans un système d'alimentation en carburant haute-pression
ATE272171T1 (de) Einrichtung zur verteilung von kraftstoff für eine brennkraftmaschine

Legal Events

Date Code Title Description
PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

Free format text: ORIGINAL CODE: 0009012

AK Designated contracting states

Kind code of ref document: A2

Designated state(s): DE ES FR GB IT SE

AX Request for extension of the european patent

Free format text: AL;LT;LV;MK;RO;SI

PUAL Search report despatched

Free format text: ORIGINAL CODE: 0009013

AK Designated contracting states

Kind code of ref document: A3

Designated state(s): AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE

AX Request for extension of the european patent

Free format text: AL;LT;LV;MK;RO;SI

17P Request for examination filed

Effective date: 20020208

AKX Designation fees paid

Free format text: DE ES FR GB IT SE

GRAH Despatch of communication of intention to grant a patent

Free format text: ORIGINAL CODE: EPIDOS IGRA

GRAH Despatch of communication of intention to grant a patent

Free format text: ORIGINAL CODE: EPIDOS IGRA

GRAA (expected) grant

Free format text: ORIGINAL CODE: 0009210

AK Designated contracting states

Designated state(s): DE ES FR GB IT SE

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: IT

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT;WARNING: LAPSES OF ITALIAN PATENTS WITH EFFECTIVE DATE BEFORE 2007 MAY HAVE OCCURRED AT ANY TIME BEFORE 2007. THE CORRECT EFFECTIVE DATE MAY BE DIFFERENT FROM THE ONE RECORDED.

Effective date: 20030709

Ref country code: GB

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20030709

Ref country code: FR

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20030709

REG Reference to a national code

Ref country code: GB

Ref legal event code: FG4D

Free format text: NOT ENGLISH

REF Corresponds to:

Ref document number: 59808947

Country of ref document: DE

Date of ref document: 20030814

Kind code of ref document: P

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: SE

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20031009

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: ES

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20031020

GBV Gb: ep patent (uk) treated as always having been void in accordance with gb section 77(7)/1977 [no translation filed]

Effective date: 20030709

PLBE No opposition filed within time limit

Free format text: ORIGINAL CODE: 0009261

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: NO OPPOSITION FILED WITHIN TIME LIMIT

26N No opposition filed

Effective date: 20040414

EN Fr: translation not filed
PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: DE

Payment date: 20070430

Year of fee payment: 10

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: DE

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20081101