EP1256708A3 - Dispositif d'injection de carburant pour un moteur à combustion interne - Google Patents

Dispositif d'injection de carburant pour un moteur à combustion interne Download PDF

Info

Publication number
EP1256708A3
EP1256708A3 EP02010375A EP02010375A EP1256708A3 EP 1256708 A3 EP1256708 A3 EP 1256708A3 EP 02010375 A EP02010375 A EP 02010375A EP 02010375 A EP02010375 A EP 02010375A EP 1256708 A3 EP1256708 A3 EP 1256708A3
Authority
EP
European Patent Office
Prior art keywords
injection device
fuel injection
valve
pressure
recess
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Withdrawn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
EP02010375A
Other languages
German (de)
English (en)
Other versions
EP1256708A2 (fr
Inventor
Peter Boehland
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 EP1256708A2 publication Critical patent/EP1256708A2/fr
Publication of EP1256708A3 publication Critical patent/EP1256708A3/fr
Withdrawn legal-status Critical Current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
    • F02M61/00—Fuel-injectors not provided for in groups F02M39/00 - F02M57/00 or F02M67/00
    • F02M61/16—Details not provided for in, or of interest apart from, the apparatus of groups F02M61/02 - F02M61/14
    • F02M61/18—Injection nozzles, e.g. having valve seats; Details of valve member seated ends, not otherwise provided for
    • F02M61/1806—Injection nozzles, e.g. having valve seats; Details of valve member seated ends, not otherwise provided for characterised by the arrangement of discharge orifices, e.g. orientation or size
    • F02M61/182—Discharge orifices being situated in different transversal planes with respect to valve member direction of movement
    • 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
    • F02M45/00—Fuel-injection apparatus characterised by having a cyclic delivery of specific time/pressure or time/quantity relationship
    • F02M45/02—Fuel-injection apparatus characterised by having a cyclic delivery of specific time/pressure or time/quantity relationship with each cyclic delivery being separated into two or more parts
    • F02M45/04—Fuel-injection apparatus characterised by having a cyclic delivery of specific time/pressure or time/quantity relationship with each cyclic delivery being separated into two or more parts with a small initial part, e.g. initial part for partial load and initial and main part for full load
    • F02M45/08—Injectors peculiar thereto
    • F02M45/086—Having more than one injection-valve controlling discharge orifices
    • 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)
  • Fuel-Injection Apparatus (AREA)
EP02010375A 2001-05-09 2002-05-08 Dispositif d'injection de carburant pour un moteur à combustion interne Withdrawn EP1256708A3 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE10122389 2001-05-09
DE2001122389 DE10122389A1 (de) 2001-05-09 2001-05-09 Kraftstoff-Einspritzvorrichtung für Brennkraftmaschinen

Publications (2)

Publication Number Publication Date
EP1256708A2 EP1256708A2 (fr) 2002-11-13
EP1256708A3 true EP1256708A3 (fr) 2004-01-14

Family

ID=7684069

Family Applications (1)

Application Number Title Priority Date Filing Date
EP02010375A Withdrawn EP1256708A3 (fr) 2001-05-09 2002-05-08 Dispositif d'injection de carburant pour un moteur à combustion interne

Country Status (2)

Country Link
EP (1) EP1256708A3 (fr)
DE (1) DE10122389A1 (fr)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10322826A1 (de) * 2003-05-19 2004-12-09 Robert Bosch Gmbh Kraftstoffeinspritzventil für Brennkraftmaschinen
WO2005026531A1 (fr) * 2003-09-10 2005-03-24 Siemens Aktiengesellschaft Soupape d'injection pour l'injection de carburant dans un moteur a combustion interne
RU2451820C1 (ru) * 2010-10-05 2012-05-27 Открытое акционерное общество холдинговая компания "Коломенский завод" Форсунка для двигателя внутреннего сгорания
RU173353U1 (ru) * 2016-04-27 2017-08-23 Дмитрий Михайлович Вохмин Распылитель форсунки для одноциклового трёхфазного впрыска топлива

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE926643C (de) * 1952-05-21 1955-04-21 Friedrich Wilhelm Deckel Dipl Einspritzduese
DE2710138A1 (de) * 1977-03-09 1978-09-14 Maschf Augsburg Nuernberg Ag Mehrloch-einspritzduese
DE2711393A1 (de) * 1977-03-16 1978-09-21 Bosch Gmbh Robert Kraftstoffeinspritzduese
DE4023223A1 (de) * 1990-07-21 1992-01-23 Bosch Gmbh Robert Kraftstoff-einspritzduese fuer brennkraftmaschinen
DE10038054A1 (de) * 1999-08-05 2001-02-15 Avl List Gmbh Nockenbetätigte Einspritzeinrichtung für eine Brennkraftmaschine

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4210563A1 (de) * 1991-04-15 1992-10-22 Volkswagen Ag Kraftstoffeinspritzduese fuer eine mit vor- und haupteinspritzung arbeitende brennkraftmaschine

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE926643C (de) * 1952-05-21 1955-04-21 Friedrich Wilhelm Deckel Dipl Einspritzduese
DE2710138A1 (de) * 1977-03-09 1978-09-14 Maschf Augsburg Nuernberg Ag Mehrloch-einspritzduese
DE2711393A1 (de) * 1977-03-16 1978-09-21 Bosch Gmbh Robert Kraftstoffeinspritzduese
DE4023223A1 (de) * 1990-07-21 1992-01-23 Bosch Gmbh Robert Kraftstoff-einspritzduese fuer brennkraftmaschinen
DE10038054A1 (de) * 1999-08-05 2001-02-15 Avl List Gmbh Nockenbetätigte Einspritzeinrichtung für eine Brennkraftmaschine

Also Published As

Publication number Publication date
DE10122389A1 (de) 2002-11-21
EP1256708A2 (fr) 2002-11-13

Similar Documents

Publication Publication Date Title
EP1255038A3 (fr) Système d'injection de carburant
DE10031264A1 (de) Kraftstoffeinspritzventil für Brennkraftmaschinen
DE19646930A1 (de) Verbesserter Dualkompressions- und Dualexpansionsmotor
EP1302630A3 (fr) Dispositif pour déphaser les soupapes d'échange de gaz d'un moteur à combustion interne, notamment déphaseur à piston rotatif pour déphaser un arbre à cames relativement au vilebrequin
DE3328089A1 (de) Kolben-kraftstoffeinspritzpumpe
DE19646920B4 (de) Kraftstoffeinspritzsystem für Motoren
DE4243225A1 (de) Brennstoffpumpe
EP0987412A3 (fr) Système d'admission
CH697316B1 (de) Leitapparat für eine Radialturbine.
DE102006055486A1 (de) Kraftstoffeinspritzventil für Brennkraftmaschinen
EP1753989B1 (fr) Soupape de retenue
EP0915252A2 (fr) Système d'injection par alimentation commune des injecteurs
EP1335128A3 (fr) Soupape hydraulique à haute pression, notamment pour un dispositif d'injection de carburant d'un moteur
EP1256708A3 (fr) Dispositif d'injection de carburant pour un moteur à combustion interne
DE102008041594A1 (de) Kraftstoff-Hochdruckpumpe für eine Brennkraftmaschine
EP1088985A3 (fr) Injecteur de carburant pour injection directe dans un moteur à combustion interne
EP1608869B1 (fr) Moteur a combustion interne comprenant un systeme d'injection a accumulateur
EP1736662B1 (fr) Clapet anti-retour, notamment pour une pompe à haute pression d'un dispositif d'injection de combustible pour un moteur à combustion interne
EP1361357A3 (fr) Pompe à carburant notamment pour un moteur à combustion interne et à injection directe
EP1314873A3 (fr) Pompe à injection distributrice mécanique à accélération de démarrage à froid
EP0897057A3 (fr) Culasse à quatre soupapes pour un moteur à combustion interne
DE10020720A1 (de) Reaktionskammerisolationsrückschlagventil und Gasbrennstoffmotor, der dieses verwendet
EP1236884A3 (fr) Dispositif d'injection de combustible pour moteurs à combustion interne
DE19548329C2 (de) Otto-Verbrennungsmotor mit Kraftstoffeinspritzventil
EP1262659A3 (fr) Système de combustible pour un moteur à combustion interne

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

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 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 61/18 B

Ipc: 7F 02M 45/08 A

17P Request for examination filed

Effective date: 20040714

17Q First examination report despatched

Effective date: 20040813

AKX Designation fees paid

Designated state(s): DE FR IT

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

Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN

18D Application deemed to be withdrawn

Effective date: 20041229