EP1148234A3 - Injecteur de carburant avec surfaces d'étanchéité optimisées - Google Patents

Injecteur de carburant avec surfaces d'étanchéité optimisées Download PDF

Info

Publication number
EP1148234A3
EP1148234A3 EP01109179A EP01109179A EP1148234A3 EP 1148234 A3 EP1148234 A3 EP 1148234A3 EP 01109179 A EP01109179 A EP 01109179A EP 01109179 A EP01109179 A EP 01109179A EP 1148234 A3 EP1148234 A3 EP 1148234A3
Authority
EP
European Patent Office
Prior art keywords
fuel injector
sealing surfaces
optimized sealing
housing
insert body
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
EP01109179A
Other languages
German (de)
English (en)
Other versions
EP1148234B1 (fr
EP1148234A2 (fr
Inventor
Wendelin Kluegl
Guenter Lewentz
Martin Dr. Neumaier
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.)
Siemens AG
Original Assignee
Siemens 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 Siemens AG filed Critical Siemens AG
Publication of EP1148234A2 publication Critical patent/EP1148234A2/fr
Publication of EP1148234A3 publication Critical patent/EP1148234A3/fr
Application granted granted Critical
Publication of EP1148234B1 publication Critical patent/EP1148234B1/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
    • F02M63/00—Other fuel-injection apparatus having pertinent characteristics not provided for in groups F02M39/00 - F02M57/00 or F02M67/00; Details, component parts, or accessories of fuel-injection apparatus, not provided for in, or of interest apart from, the apparatus of groups F02M39/00 - F02M61/00 or F02M67/00; Combination of fuel pump with other devices, e.g. lubricating oil pump
    • F02M63/0012—Valves
    • F02M63/0014—Valves characterised by the valve actuating means
    • F02M63/0015—Valves characterised by the valve actuating means electrical, e.g. using solenoid
    • F02M63/0026—Valves characterised by the valve actuating means electrical, e.g. using solenoid using piezoelectric or magnetostrictive actuators
    • 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
    • F02M63/00—Other fuel-injection apparatus having pertinent characteristics not provided for in groups F02M39/00 - F02M57/00 or F02M67/00; Details, component parts, or accessories of fuel-injection apparatus, not provided for in, or of interest apart from, the apparatus of groups F02M39/00 - F02M61/00 or F02M67/00; Combination of fuel pump with other devices, e.g. lubricating oil pump
    • F02M63/0012—Valves
    • F02M63/0031—Valves characterized by the type of valves, e.g. special valve member details, valve seat details, valve housing details
    • F02M63/0033—Lift valves, i.e. having a valve member that moves perpendicularly to the plane of the valve seat
    • F02M63/0035—Poppet valves, i.e. having a mushroom-shaped valve member that moves perpendicularly to the plane of the valve seat
    • 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
    • F02M2200/16—Sealing of fuel injection apparatus not otherwise provided for

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)
EP01109179A 2000-04-20 2001-04-12 Injecteur de carburant avec surfaces d'étanchéité optimisées Expired - Lifetime EP1148234B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE10019810 2000-04-20
DE10019810A DE10019810A1 (de) 2000-04-20 2000-04-20 Einspritzventil mit optimierten Dichtflächen

Publications (3)

Publication Number Publication Date
EP1148234A2 EP1148234A2 (fr) 2001-10-24
EP1148234A3 true EP1148234A3 (fr) 2003-08-13
EP1148234B1 EP1148234B1 (fr) 2004-06-16

Family

ID=7639596

Family Applications (1)

Application Number Title Priority Date Filing Date
EP01109179A Expired - Lifetime EP1148234B1 (fr) 2000-04-20 2001-04-12 Injecteur de carburant avec surfaces d'étanchéité optimisées

Country Status (2)

Country Link
EP (1) EP1148234B1 (fr)
DE (2) DE10019810A1 (fr)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10310123A1 (de) 2003-03-07 2004-09-23 Siemens Ag Radialkolbenpumpe
DE102009007213B4 (de) 2009-02-03 2017-06-14 Continental Automotive Gmbh Injektorbaugruppe für ein Einspritzventil
DE102011002955A1 (de) * 2011-01-21 2012-07-26 Robert Bosch Gmbh Brennstoffeinspritzventil
JP2013181505A (ja) * 2012-03-02 2013-09-12 Yanmar Co Ltd 燃料噴射ポンプ

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4598863A (en) * 1983-01-20 1986-07-08 Usui Kokusai Sangyo Kabushiki Kaisha Fuel injector
US5638791A (en) * 1994-12-15 1997-06-17 Nippon Soken Inc. Common-rail fuel injection system for an engine
EP0851114A2 (fr) * 1996-12-23 1998-07-01 ELASIS SISTEMA RICERCA FIAT NEL MEZZOGIORNO Società Consortile per Azioni Soupape électromagnétique de dosage pour un injecteur de combustible
WO2000006892A2 (fr) * 1998-07-31 2000-02-10 Siemens Aktiengesellschaft Soupape d'injection de carburant pour moteurs a combustion interne

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4598863A (en) * 1983-01-20 1986-07-08 Usui Kokusai Sangyo Kabushiki Kaisha Fuel injector
US5638791A (en) * 1994-12-15 1997-06-17 Nippon Soken Inc. Common-rail fuel injection system for an engine
EP0851114A2 (fr) * 1996-12-23 1998-07-01 ELASIS SISTEMA RICERCA FIAT NEL MEZZOGIORNO Società Consortile per Azioni Soupape électromagnétique de dosage pour un injecteur de combustible
WO2000006892A2 (fr) * 1998-07-31 2000-02-10 Siemens Aktiengesellschaft Soupape d'injection de carburant pour moteurs a combustion interne

Also Published As

Publication number Publication date
DE10019810A1 (de) 2002-01-31
EP1148234B1 (fr) 2004-06-16
DE50102573D1 (de) 2004-07-22
EP1148234A2 (fr) 2001-10-24

Similar Documents

Publication Publication Date Title
EP0967383A3 (fr) Injecteur de combustible
EP0878623A3 (fr) Injecteur de combustible
EP1041272A3 (fr) Injecteur de combustible
EP0937891A3 (fr) Injecteur de combustible
DE50014113D1 (en) Common-rail-injektor
EP1431567A3 (fr) Soupape d'injection de combustible pour moteurs à combustion interne
EP1087129A3 (fr) Injecteur de carburant
EP0838588A3 (fr) Injecteur de combustible actionné hydrauliquement avec soupape de détente de pointes de pression
EP1431571A3 (fr) Soupape d'injection de carburant à bougie integrée
DE60025133D1 (de) Kraftstoffeinspritzventil
EP0949415A3 (fr) Dispositif d'injection de combustible pour moteurs à combustion interne
EP0889230A3 (fr) Injecteur de combustible
EP0921301A3 (fr) Injecteur de combustible
EP0781913A3 (fr) Dispositif de soupape
EP1321661A3 (fr) Soupape d'injection de combustible pour moteurs à combustion interne
GB2384026A (en) Fuel system
EP1148234A3 (fr) Injecteur de carburant avec surfaces d'étanchéité optimisées
EP1327768A3 (fr) Dispositif d'alimentation en carburant
EP1335128A3 (fr) Soupape hydraulique à haute pression, notamment pour un dispositif d'injection de carburant d'un moteur
EP1081373A3 (fr) Injecteur à combustible
EP1420205A3 (fr) Brûleur à vaporisation, notamment pour un dispositif de chauffage pour un vèhicule
WO2001042692A8 (fr) Appareil a clapet de stockage de carburant
EP1195515A3 (fr) Injecteur de carburant
EP1077326A3 (fr) Injecteur à combustible
EP0844383A3 (fr) Injecteur

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

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

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

AX Request for extension of the european patent

Extension state: AL LT LV MK RO SI

RIC1 Information provided on ipc code assigned before grant

Ipc: 7F 02M 59/46 B

Ipc: 7F 02M 47/02 A

Ipc: 7F 02M 61/16 B

17P Request for examination filed

Effective date: 20030707

GRAP Despatch of communication of intention to grant a patent

Free format text: ORIGINAL CODE: EPIDOSNIGR1

GRAS Grant fee paid

Free format text: ORIGINAL CODE: EPIDOSNIGR3

GRAA (expected) grant

Free format text: ORIGINAL CODE: 0009210

AKX Designation fees paid

Designated state(s): DE FR GB IT

AK Designated contracting states

Kind code of ref document: B1

Designated state(s): DE FR GB IT

REG Reference to a national code

Ref country code: GB

Ref legal event code: FG4D

Free format text: NOT ENGLISH

GBT Gb: translation of ep patent filed (gb section 77(6)(a)/1977)

Effective date: 20040616

REF Corresponds to:

Ref document number: 50102573

Country of ref document: DE

Date of ref document: 20040722

Kind code of ref document: P

REG Reference to a national code

Ref country code: IE

Ref legal event code: FG4D

Free format text: GERMAN

RIN2 Information on inventor provided after grant (corrected)

Inventor name: LEWENTZ, GUENTER

Inventor name: NEUMAIER, MARTIN, DR.

Inventor name: KLUEGL, WENDELIN

REG Reference to a national code

Ref country code: IE

Ref legal event code: FD4D

ET Fr: translation filed
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: 20050317

REG Reference to a national code

Ref country code: FR

Ref legal event code: TP

REG Reference to a national code

Ref country code: GB

Ref legal event code: 732E

Free format text: REGISTERED BETWEEN 20110825 AND 20110831

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: IT

Payment date: 20120423

Year of fee payment: 12

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 NON-PAYMENT OF DUE FEES

Effective date: 20130412

REG Reference to a national code

Ref country code: FR

Ref legal event code: PLFP

Year of fee payment: 16

REG Reference to a national code

Ref country code: FR

Ref legal event code: PLFP

Year of fee payment: 17

REG Reference to a national code

Ref country code: FR

Ref legal event code: PLFP

Year of fee payment: 18

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: DE

Payment date: 20180430

Year of fee payment: 18

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: FR

Payment date: 20180420

Year of fee payment: 18

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: GB

Payment date: 20180418

Year of fee payment: 18

REG Reference to a national code

Ref country code: DE

Ref legal event code: R119

Ref document number: 50102573

Country of ref document: DE

GBPC Gb: european patent ceased through non-payment of renewal fee

Effective date: 20190412

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

Ref country code: GB

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

Effective date: 20190412

Ref country code: DE

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

Effective date: 20191101

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

Ref country code: FR

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

Effective date: 20190430