DE102007044356A1 - Injektor - Google Patents

Injektor Download PDF

Info

Publication number
DE102007044356A1
DE102007044356A1 DE200710044356 DE102007044356A DE102007044356A1 DE 102007044356 A1 DE102007044356 A1 DE 102007044356A1 DE 200710044356 DE200710044356 DE 200710044356 DE 102007044356 A DE102007044356 A DE 102007044356A DE 102007044356 A1 DE102007044356 A1 DE 102007044356A1
Authority
DE
Germany
Prior art keywords
control valve
valve element
injector
injector according
seat
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Withdrawn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
DE200710044356
Other languages
German (de)
English (en)
Inventor
Nadja Eisenmenger
Hans-Christoph Magel
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
Priority to DE200710044356 priority Critical patent/DE102007044356A1/de
Priority to EP08803438A priority patent/EP2201240B1/fr
Priority to PCT/EP2008/061455 priority patent/WO2009037097A1/fr
Publication of DE102007044356A1 publication Critical patent/DE102007044356A1/de
Withdrawn legal-status Critical Current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
    • 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
    • F02M63/007—Details not provided for in, or of interest apart from, the apparatus of the groups F02M63/0014 - F02M63/0059
    • F02M63/0078—Valve member details, e.g. special shape, hollow or fuel passages in the valve member
    • 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
    • F02M63/0014—Valves characterised by the valve actuating means
    • F02M63/0015—Valves characterised by the valve actuating means electrical, e.g. using solenoid
    • 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
    • F02M63/004—Sliding valves, e.g. spool valves, i.e. whereby the closing member has a sliding movement along a seat for opening and closing
    • 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
    • F02M63/0043—Two-way valves
    • 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
    • F02M63/007—Details not provided for in, or of interest apart from, the apparatus of the groups F02M63/0014 - F02M63/0059
    • F02M63/0071—Details not provided for in, or of interest apart from, the apparatus of the groups F02M63/0014 - F02M63/0059 characterised by guiding or centering means in valves including the absence of any guiding means, e.g. "flying arrangements"
    • 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
    • F02M63/007—Details not provided for in, or of interest apart from, the apparatus of the groups F02M63/0014 - F02M63/0059
    • F02M63/0073—Pressure balanced valves
    • 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
    • F02M63/007—Details not provided for in, or of interest apart from, the apparatus of the groups F02M63/0014 - F02M63/0059
    • F02M63/0077—Valve seat details
    • 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
    • F02M63/007—Details not provided for in, or of interest apart from, the apparatus of the groups F02M63/0014 - F02M63/0059
    • F02M63/0078—Valve member details, e.g. special shape, hollow or fuel passages in the valve member
    • F02M63/008—Hollow valve members, e.g. members internally guided
    • 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
    • F02M2547/00—Special features for fuel-injection valves actuated by fluid pressure
    • F02M2547/003—Valve inserts containing control chamber and valve piston

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)
DE200710044356 2007-09-17 2007-09-17 Injektor Withdrawn DE102007044356A1 (de)

Priority Applications (3)

Application Number Priority Date Filing Date Title
DE200710044356 DE102007044356A1 (de) 2007-09-17 2007-09-17 Injektor
EP08803438A EP2201240B1 (fr) 2007-09-17 2008-09-01 Injecteur
PCT/EP2008/061455 WO2009037097A1 (fr) 2007-09-17 2008-09-01 Injecteur

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE200710044356 DE102007044356A1 (de) 2007-09-17 2007-09-17 Injektor

Publications (1)

Publication Number Publication Date
DE102007044356A1 true DE102007044356A1 (de) 2009-03-19

Family

ID=39938416

Family Applications (1)

Application Number Title Priority Date Filing Date
DE200710044356 Withdrawn DE102007044356A1 (de) 2007-09-17 2007-09-17 Injektor

Country Status (3)

Country Link
EP (1) EP2201240B1 (fr)
DE (1) DE102007044356A1 (fr)
WO (1) WO2009037097A1 (fr)

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2011009667A1 (fr) * 2009-07-22 2011-01-27 Robert Bosch Gmbh Injecteur de carburant et système d’injection de carburant
WO2011117029A1 (fr) 2010-03-24 2011-09-29 Robert Bosch Gmbh Injecteur pour rampe commune comportant une soupape de commande à compensation de pression et un volume d'accumulation supplémentaire
WO2012171767A1 (fr) 2011-06-16 2012-12-20 Robert Bosch Gmbh Injecteur, en particulier injecteur de carburant pour un moteur à combustion interne
EP2541036A1 (fr) * 2011-06-29 2013-01-02 Robert Bosch Gmbh Vanne de commande, procédé de fabrication d'une vanne de commande et injecteur de carburant doté d'une vanne de commande
WO2013000642A1 (fr) * 2011-06-30 2013-01-03 Robert Bosch Gmbh Soupape de commande d'un injecteur de carburant et injecteur de carburant
DE102011079999A1 (de) 2011-07-28 2013-01-31 Robert Bosch Gmbh Injektor
DE102017207880A1 (de) * 2017-05-10 2018-11-15 Robert Bosch Gmbh Kraftstoffinjektor

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102007044356A1 (de) * 2007-09-17 2009-03-19 Robert Bosch Gmbh Injektor
DE102009046563A1 (de) * 2009-11-10 2011-05-12 Robert Bosch Gmbh Kraftstoffinjektor

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1612403A1 (fr) 2004-06-30 2006-01-04 C.R.F. Societa' Consortile per Azioni Soupape servo pour controller l'injecteur d'un moteur à combustion interne

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102006021741A1 (de) * 2006-05-10 2007-11-15 Robert Bosch Gmbh Kraftstoffinjektor mit druckausgeglichenem Steuerventil
DE102007011317A1 (de) * 2007-03-08 2008-09-11 Robert Bosch Gmbh Kraftstoffinjektor mit einer verbesserten Ausführung eines Steuerventils zur Steuerung einer Düsennadel
DE102007022586A1 (de) * 2007-05-14 2008-11-27 Robert Bosch Gmbh Injektor
DE102007035698A1 (de) * 2007-07-30 2009-02-05 Robert Bosch Gmbh Kraftstoffeinspritzventil mit verbesserter Dichtheit am Dichtsitz eines druckausgeglichenen Steuerventils
DE102007044361A1 (de) * 2007-09-17 2009-03-19 Robert Bosch Gmbh Steuerventil für einen Kraftstoffinjektor
DE102007044356A1 (de) * 2007-09-17 2009-03-19 Robert Bosch Gmbh Injektor

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1612403A1 (fr) 2004-06-30 2006-01-04 C.R.F. Societa' Consortile per Azioni Soupape servo pour controller l'injecteur d'un moteur à combustion interne

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2011009667A1 (fr) * 2009-07-22 2011-01-27 Robert Bosch Gmbh Injecteur de carburant et système d’injection de carburant
WO2011117029A1 (fr) 2010-03-24 2011-09-29 Robert Bosch Gmbh Injecteur pour rampe commune comportant une soupape de commande à compensation de pression et un volume d'accumulation supplémentaire
DE102010003202A1 (de) 2010-03-24 2011-09-29 Robert Bosch Gmbh Common-Rail-Injektor mit druckausgeglichenem Schaltventil und zusätzlichem Speichervolumen
WO2012171767A1 (fr) 2011-06-16 2012-12-20 Robert Bosch Gmbh Injecteur, en particulier injecteur de carburant pour un moteur à combustion interne
DE102011077618A1 (de) 2011-06-16 2012-12-20 Robert Bosch Gmbh Injektor, insbesondere Kraftstoffinjektor für eine Brennkraftmaschine
EP2541036A1 (fr) * 2011-06-29 2013-01-02 Robert Bosch Gmbh Vanne de commande, procédé de fabrication d'une vanne de commande et injecteur de carburant doté d'une vanne de commande
WO2013000642A1 (fr) * 2011-06-30 2013-01-03 Robert Bosch Gmbh Soupape de commande d'un injecteur de carburant et injecteur de carburant
DE102011079999A1 (de) 2011-07-28 2013-01-31 Robert Bosch Gmbh Injektor
DE102017207880A1 (de) * 2017-05-10 2018-11-15 Robert Bosch Gmbh Kraftstoffinjektor

Also Published As

Publication number Publication date
EP2201240B1 (fr) 2012-12-19
EP2201240A1 (fr) 2010-06-30
WO2009037097A1 (fr) 2009-03-26

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Legal Events

Date Code Title Description
R005 Application deemed withdrawn due to failure to request examination
R005 Application deemed withdrawn due to failure to request examination

Effective date: 20140918