EP1927748A3 - Injecteur de carburant - Google Patents

Injecteur de carburant Download PDF

Info

Publication number
EP1927748A3
EP1927748A3 EP07118347A EP07118347A EP1927748A3 EP 1927748 A3 EP1927748 A3 EP 1927748A3 EP 07118347 A EP07118347 A EP 07118347A EP 07118347 A EP07118347 A EP 07118347A EP 1927748 A3 EP1927748 A3 EP 1927748A3
Authority
EP
European Patent Office
Prior art keywords
valve
control
pressure side
chamber
control valve
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Withdrawn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
EP07118347A
Other languages
German (de)
English (en)
Other versions
EP1927748A2 (fr
Inventor
Friedrich Boecking
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 EP1927748A2 publication Critical patent/EP1927748A2/fr
Publication of EP1927748A3 publication Critical patent/EP1927748A3/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Withdrawn legal-status Critical Current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
    • 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
    • F02M63/004—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
    • F02M63/0045—Three-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
    • F02M63/0078—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

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)
EP07118347A 2006-12-01 2007-10-12 Injecteur de carburant Withdrawn EP1927748A3 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE200610056840 DE102006056840A1 (de) 2006-12-01 2006-12-01 Kraftstoffinjektor

Publications (2)

Publication Number Publication Date
EP1927748A2 EP1927748A2 (fr) 2008-06-04
EP1927748A3 true EP1927748A3 (fr) 2009-07-15

Family

ID=39110570

Family Applications (1)

Application Number Title Priority Date Filing Date
EP07118347A Withdrawn EP1927748A3 (fr) 2006-12-01 2007-10-12 Injecteur de carburant

Country Status (2)

Country Link
EP (1) EP1927748A3 (fr)
DE (1) DE102006056840A1 (fr)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102006060593A1 (de) * 2006-12-21 2008-06-26 Robert Bosch Gmbh Kraftstoffinjektor
DE102007034319A1 (de) * 2007-07-24 2009-01-29 Robert Bosch Gmbh Injektor
DE102008005523A1 (de) * 2008-01-23 2009-07-30 Robert Bosch Gmbh Kraftstoffinjektor
DE102010002639A1 (de) * 2010-03-08 2011-09-08 Robert Bosch Gmbh Kraftstoffinjektor
DE102013212259A1 (de) * 2013-06-26 2014-12-31 Robert Bosch Gmbh Kraftstoffeinspritzventil für Brennkraftmaschinen
GB201518923D0 (en) * 2015-10-27 2015-12-09 Delphi Internat Operations Luxembourg S À R L Control valve arrangement of a fuel injector

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2004051071A1 (fr) * 2002-12-05 2004-06-17 Robert Bosch Gmbh Dispositif d'injection de carburant comportant une soupape de commande 3/3 voies pour la modulation du processus d'injection
DE102004041172B3 (de) * 2004-08-25 2006-01-05 Siemens Ag Einspritzventil
EP1621764A1 (fr) * 2004-06-30 2006-02-01 C.R.F. Società Consortile per Azioni Injecteur d'un moteur à combustion interne

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2004051071A1 (fr) * 2002-12-05 2004-06-17 Robert Bosch Gmbh Dispositif d'injection de carburant comportant une soupape de commande 3/3 voies pour la modulation du processus d'injection
EP1621764A1 (fr) * 2004-06-30 2006-02-01 C.R.F. Società Consortile per Azioni Injecteur d'un moteur à combustion interne
DE102004041172B3 (de) * 2004-08-25 2006-01-05 Siemens Ag Einspritzventil

Also Published As

Publication number Publication date
DE102006056840A1 (de) 2008-06-05
EP1927748A2 (fr) 2008-06-04

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