EP2589789A1 - Injecteur de carburant - Google Patents

Injecteur de carburant Download PDF

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Publication number
EP2589789A1
EP2589789A1 EP12186821.0A EP12186821A EP2589789A1 EP 2589789 A1 EP2589789 A1 EP 2589789A1 EP 12186821 A EP12186821 A EP 12186821A EP 2589789 A1 EP2589789 A1 EP 2589789A1
Authority
EP
European Patent Office
Prior art keywords
component
fuel injector
groove
sealing
encapsulation
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
EP12186821.0A
Other languages
German (de)
English (en)
Other versions
EP2589789B1 (fr
Inventor
Udo Schaich
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
Priority to DE201110085560 priority Critical patent/DE102011085560A1/de
Application filed by Robert Bosch GmbH filed Critical Robert Bosch GmbH
Publication of EP2589789A1 publication Critical patent/EP2589789A1/fr
Application granted granted Critical
Publication of EP2589789B1 publication Critical patent/EP2589789B1/fr
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02MSUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
    • F02M61/00Fuel-injectors not provided for in groups F02M39/00 - F02M57/00 or F02M67/00
    • F02M61/16Details not provided for in, or of interest apart from, the apparatus of groups F02M61/02 - F02M61/14
    • F02M61/166Selection of particular materials
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02MSUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
    • F02M51/00Fuel-injection apparatus characterised by being operated electrically
    • F02M51/005Arrangement of electrical wires and connections, e.g. wire harness, sockets, plugs; Arrangement of electronic control circuits in or on fuel injection apparatus
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02MSUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
    • F02M61/00Fuel-injectors not provided for in groups F02M39/00 - F02M57/00 or F02M67/00
    • F02M61/16Details not provided for in, or of interest apart from, the apparatus of groups F02M61/02 - F02M61/14
    • F02M61/168Assembling; Disassembling; Manufacturing; Adjusting
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02MSUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
    • F02M2200/00Details of fuel-injection apparatus, not otherwise provided for
    • F02M2200/16Sealing of fuel injection apparatus not otherwise provided for
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02MSUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
    • F02M2200/00Details of fuel-injection apparatus, not otherwise provided for
    • F02M2200/80Fuel injection apparatus manufacture, repair or assembly
    • F02M2200/8046Fuel injection apparatus manufacture, repair or assembly the manufacture involving injection moulding, e.g. of plastic or metal
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02MSUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
    • F02M2200/00Details of fuel-injection apparatus, not otherwise provided for
    • F02M2200/80Fuel injection apparatus manufacture, repair or assembly
    • F02M2200/8069Fuel injection apparatus manufacture, repair or assembly involving removal of material from the fuel apparatus, e.g. by punching, hydro-erosion or mechanical operation
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02MSUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
    • F02M2200/00Details of fuel-injection apparatus, not otherwise provided for
    • F02M2200/90Selection of particular materials
    • F02M2200/9015Elastomeric or plastic materials
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02MSUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
    • F02M2200/00Details of fuel-injection apparatus, not otherwise provided for
    • F02M2200/90Selection of particular materials
    • F02M2200/9053Metals
EP20120186821 2011-11-02 2012-10-01 Injecteur de carburant Active EP2589789B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DE201110085560 DE102011085560A1 (de) 2011-11-02 2011-11-02 Kraftstoffinjektor

Publications (2)

Publication Number Publication Date
EP2589789A1 true EP2589789A1 (fr) 2013-05-08
EP2589789B1 EP2589789B1 (fr) 2015-01-21

Family

ID=47137517

Family Applications (1)

Application Number Title Priority Date Filing Date
EP20120186821 Active EP2589789B1 (fr) 2011-11-02 2012-10-01 Injecteur de carburant

Country Status (2)

Country Link
EP (1) EP2589789B1 (fr)
DE (1) DE102011085560A1 (fr)

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5820099A (en) * 1997-05-20 1998-10-13 Siemens Automotive Corporation Fluid migration inhibitor for fuel injectors
DE102005040199A1 (de) 2005-08-25 2007-03-01 Robert Bosch Gmbh Piezoaktor mit Steckervorrichtung und ein Verfahren zu dessen Herstellung
US20070114299A1 (en) * 2005-11-02 2007-05-24 Martin Scheffel Fuel injector
DE102007011315A1 (de) * 2006-04-21 2007-10-25 Robert Bosch Gmbh Piezoaktormodul mit einer Ummantelung und ein Verfahren zu dessen Herstellung

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5820099A (en) * 1997-05-20 1998-10-13 Siemens Automotive Corporation Fluid migration inhibitor for fuel injectors
DE102005040199A1 (de) 2005-08-25 2007-03-01 Robert Bosch Gmbh Piezoaktor mit Steckervorrichtung und ein Verfahren zu dessen Herstellung
US20070114299A1 (en) * 2005-11-02 2007-05-24 Martin Scheffel Fuel injector
DE102007011315A1 (de) * 2006-04-21 2007-10-25 Robert Bosch Gmbh Piezoaktormodul mit einer Ummantelung und ein Verfahren zu dessen Herstellung

Also Published As

Publication number Publication date
DE102011085560A1 (de) 2013-05-02
EP2589789B1 (fr) 2015-01-21

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