DE50309597D1 - Injektor mit einer vorrichtung zum abdichten einer aktoreinheit sowie dichtring - Google Patents

Injektor mit einer vorrichtung zum abdichten einer aktoreinheit sowie dichtring

Info

Publication number
DE50309597D1
DE50309597D1 DE50309597T DE50309597T DE50309597D1 DE 50309597 D1 DE50309597 D1 DE 50309597D1 DE 50309597 T DE50309597 T DE 50309597T DE 50309597 T DE50309597 T DE 50309597T DE 50309597 D1 DE50309597 D1 DE 50309597D1
Authority
DE
Germany
Prior art keywords
sealing
injector
actuator unit
actuator
unit
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.)
Expired - Lifetime
Application number
DE50309597T
Other languages
English (en)
Inventor
Heinz Lixl
Johann Massinger
Willibald Schuerz
Martin Simmet
Juergen Dick
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.)
Continental Automotive GmbH
Original Assignee
VDO Automotive 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 VDO Automotive AG filed Critical VDO Automotive AG
Application granted granted Critical
Publication of DE50309597D1 publication Critical patent/DE50309597D1/de
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
    • 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
    • F02M61/188—Spherical or partly spherical shaped valve member ends
    • 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
    • F02M61/00—Fuel-injectors not provided for in groups F02M39/00 - F02M57/00 or F02M67/00
    • F02M61/04—Fuel-injectors not provided for in groups F02M39/00 - F02M57/00 or F02M67/00 having valves, e.g. having a plurality of valves in series
    • F02M61/10—Other injectors with elongated valve bodies, i.e. of needle-valve type
    • F02M61/12—Other injectors with elongated valve bodies, i.e. of needle-valve type characterised by the provision of guiding or centring means for valve bodies
    • 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
    • F02M61/166—Selection of particular materials
    • 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
    • F02M61/168—Assembling; Disassembling; Manufacturing; Adjusting
    • 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
    • F02M2200/21—Fuel-injection apparatus with piezoelectric or magnetostrictive elements
    • 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
    • F02M2200/70—Linkage between actuator and actuated element, e.g. between piezoelectric actuator and needle valve or pump plunger
    • F02M2200/701—Linkage between actuator and actuated element, e.g. between piezoelectric actuator and needle valve or pump plunger mechanical
    • 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
    • F02M2200/70—Linkage between actuator and actuated element, e.g. between piezoelectric actuator and needle valve or pump plunger
    • F02M2200/703—Linkage between actuator and actuated element, e.g. between piezoelectric actuator and needle valve or pump plunger hydraulic
    • 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
    • F02M2200/90—Selection of particular materials
    • F02M2200/9015—Elastomeric or plastic materials

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Fuel-Injection Apparatus (AREA)
DE50309597T 2002-12-20 2003-12-16 Injektor mit einer vorrichtung zum abdichten einer aktoreinheit sowie dichtring Expired - Lifetime DE50309597D1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE2002160289 DE10260289A1 (de) 2002-12-20 2002-12-20 Injektor mit einer Vorrichtung zum Abdichten einer Aktoreinheit sowie Dichtring
PCT/DE2003/004150 WO2004057179A1 (de) 2002-12-20 2003-12-16 Injektor mit einer vorrichtung zum abdichten einer aktoreinheit sowie dichtring

Publications (1)

Publication Number Publication Date
DE50309597D1 true DE50309597D1 (de) 2008-05-21

Family

ID=32477890

Family Applications (2)

Application Number Title Priority Date Filing Date
DE2002160289 Ceased DE10260289A1 (de) 2002-12-20 2002-12-20 Injektor mit einer Vorrichtung zum Abdichten einer Aktoreinheit sowie Dichtring
DE50309597T Expired - Lifetime DE50309597D1 (de) 2002-12-20 2003-12-16 Injektor mit einer vorrichtung zum abdichten einer aktoreinheit sowie dichtring

Family Applications Before (1)

Application Number Title Priority Date Filing Date
DE2002160289 Ceased DE10260289A1 (de) 2002-12-20 2002-12-20 Injektor mit einer Vorrichtung zum Abdichten einer Aktoreinheit sowie Dichtring

Country Status (3)

Country Link
EP (1) EP1573196B1 (de)
DE (2) DE10260289A1 (de)
WO (1) WO2004057179A1 (de)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1808596A1 (de) 2006-01-12 2007-07-18 Siemens Aktiengesellschaft Ventilanordnung für ein Kraftstoffeinspritzventil und Kraftstoffeinspritzventil
DE502007002482D1 (de) 2007-03-15 2010-02-11 Ford Global Tech Llc Injektor
DE102011084107A1 (de) 2011-10-06 2013-04-11 Continental Automotive Gmbh Piezoelektrischer Aktuator
DE102014207378B4 (de) * 2014-04-17 2017-08-10 Continental Automotive Gmbh Einspritzventilvorrichtung für ein Hochdrucksystem

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3742241A1 (de) * 1987-02-14 1988-08-25 Daimler Benz Ag Piezosteuerventil zur steuerung der kraftstoffeinspritzung ueber ein einspritzventil bei brennkraftmaschinen
DE19946603B4 (de) * 1999-09-29 2009-01-15 Robert Bosch Gmbh Brennstoffeinspritzventil mit kompensierenden Dichtelementen
DE10004810A1 (de) * 2000-02-04 2001-08-16 Bosch Gmbh Robert Hydraulisches Hub-Übersetzungssystem

Also Published As

Publication number Publication date
EP1573196B1 (de) 2008-04-09
DE10260289A1 (de) 2004-07-08
EP1573196A1 (de) 2005-09-14
WO2004057179A1 (de) 2004-07-08

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Legal Events

Date Code Title Description
8327 Change in the person/name/address of the patent owner

Owner name: CONTINENTAL AUTOMOTIVE GMBH, 30165 HANNOVER, DE

8364 No opposition during term of opposition