EP1693564A3 - Injecteur de carburant à commande de pointeau directe pour un moteur à combustion interne - Google Patents

Injecteur de carburant à commande de pointeau directe pour un moteur à combustion interne Download PDF

Info

Publication number
EP1693564A3
EP1693564A3 EP05112526A EP05112526A EP1693564A3 EP 1693564 A3 EP1693564 A3 EP 1693564A3 EP 05112526 A EP05112526 A EP 05112526A EP 05112526 A EP05112526 A EP 05112526A EP 1693564 A3 EP1693564 A3 EP 1693564A3
Authority
EP
European Patent Office
Prior art keywords
actuator
nozzle needle
control
space
combustion engine
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
EP05112526A
Other languages
German (de)
English (en)
Other versions
EP1693564B1 (fr
EP1693564A2 (fr
Inventor
Rudolf Heinz
Andreas Rau
Andreas Bartsch
Christian Kuhnert
Stefan Schuerg
Wolfgang Stoecklein
Michael Mennicken
Holger Rapp
Thomas Kuegler
Hans-Christoph Magel
Andreas Wengert
Thomas Pauer
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 EP1693564A2 publication Critical patent/EP1693564A2/fr
Publication of EP1693564A3 publication Critical patent/EP1693564A3/fr
Application granted granted Critical
Publication of EP1693564B1 publication Critical patent/EP1693564B1/fr
Not-in-force legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • F02M51/00—Fuel-injection apparatus characterised by being operated electrically
    • F02M51/06—Injectors peculiar thereto with means directly operating the valve needle
    • F02M51/0603—Injectors peculiar thereto with means directly operating the valve needle using piezoelectric or magnetostrictive operating means
    • 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
    • F02M61/167—Means for compensating clearance or thermal expansion
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Fuel-Injection Apparatus (AREA)
  • Electrical Control Of Air Or Fuel Supplied To Internal-Combustion Engine (AREA)
EP05112526A 2005-02-18 2005-12-20 Injecteur de carburant à commande de pointeau directe pour un moteur à combustion interne Not-in-force EP1693564B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE102005007543A DE102005007543A1 (de) 2005-02-18 2005-02-18 Kraftstoffinjektor mit direkter Nadelsteuerung für eine Brennkraftmaschine

Publications (3)

Publication Number Publication Date
EP1693564A2 EP1693564A2 (fr) 2006-08-23
EP1693564A3 true EP1693564A3 (fr) 2007-01-10
EP1693564B1 EP1693564B1 (fr) 2008-07-23

Family

ID=36337484

Family Applications (1)

Application Number Title Priority Date Filing Date
EP05112526A Not-in-force EP1693564B1 (fr) 2005-02-18 2005-12-20 Injecteur de carburant à commande de pointeau directe pour un moteur à combustion interne

Country Status (4)

Country Link
US (1) US7258283B2 (fr)
EP (1) EP1693564B1 (fr)
AT (1) ATE402337T1 (fr)
DE (2) DE102005007543A1 (fr)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10352736A1 (de) * 2003-11-12 2005-07-07 Robert Bosch Gmbh Kraftstoffinjektor mit direkter Nadeleinspritzung
DE102005015735A1 (de) * 2005-04-06 2006-10-12 Robert Bosch Gmbh Brennstoffeinspritzventil
JP4459183B2 (ja) * 2006-03-16 2010-04-28 株式会社デンソー インジェクタ
EP1837515A1 (fr) * 2006-03-20 2007-09-26 Delphi Technologies, Inc. Dispositif d'amortissement pour un injecteur de carburant
ATE511014T1 (de) * 2006-03-20 2011-06-15 Delphi Tech Holding Sarl Dämpfungsanordnung für ein einspritzventil
DE102006048979B8 (de) * 2006-10-17 2017-02-23 Continental Automotive Gmbh Verfahren und Einspritzsystem zum Einspritzen eines Fluids
DE102007002278A1 (de) * 2007-01-16 2008-07-17 Robert Bosch Gmbh Injektor zum Einspritzen von Kraftstoff
DE102007002282A1 (de) 2007-01-16 2008-07-17 Robert Bosch Gmbh Kraftstoffinjektor mit Koppler
DE102008003851A1 (de) * 2008-01-10 2009-07-16 Robert Bosch Gmbh Brennstoffeinspritzventil
US8201543B2 (en) * 2009-05-14 2012-06-19 Cummins Intellectual Properties, Inc. Piezoelectric direct acting fuel injector with hydraulic link
DE112010002435B4 (de) * 2009-06-10 2019-08-01 Cummins Intellectual Properties, Inc. Piezoelektrisch direkt wirkende Kraftstoff-Einspritzdüse mit Hydraulikverbindung
US8500036B2 (en) 2010-05-07 2013-08-06 Caterpillar Inc. Hydraulically amplified mechanical coupling
US9284930B2 (en) 2011-06-03 2016-03-15 Michael R. Harwood High pressure piezoelectric fuel injector
DE102012212614A1 (de) 2012-07-18 2014-01-23 Continental Automotive Gmbh Piezoinjektor mit hydraulisch gekoppelter Düsennadelbewegung
DE102012222509A1 (de) 2012-12-07 2014-06-12 Continental Automotive Gmbh Piezoinjektor
DE102012223934B4 (de) * 2012-12-20 2015-10-15 Continental Automotive Gmbh Piezoinjektor
DE102013210843A1 (de) * 2013-06-11 2014-12-11 Continental Automotive Gmbh Injektor
DE102014210101A1 (de) * 2014-05-27 2015-12-03 Robert Bosch Gmbh Kraftstoffinjektor
US10006429B2 (en) * 2016-03-31 2018-06-26 GM Global Technology Operations LLC Variable-area poppet nozzle actuator

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10148594A1 (de) * 2001-10-02 2003-04-10 Bosch Gmbh Robert Brennstoffeinspritzventil
WO2006069865A1 (fr) * 2004-12-23 2006-07-06 Robert Bosch Gmbh Injecteur de carburant dote d'un obturateur a commande directe

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5505384A (en) * 1994-06-28 1996-04-09 Caterpillar Inc. Rate shaping control valve for fuel injection nozzle
US6520423B1 (en) * 2000-03-21 2003-02-18 Delphi Technologies, Inc. Hydraulic intensifier assembly for a piezoelectric actuated fuel injector
EP1174615B1 (fr) * 2000-07-18 2007-01-31 Delphi Technologies, Inc. Injecteur de combustible
DE10160263A1 (de) * 2001-12-07 2003-06-18 Bosch Gmbh Robert Kraftstoffeinspritzeinrichtung für eine Brennkraftmaschine
DE10251679A1 (de) * 2002-11-07 2004-05-19 Robert Bosch Gmbh Druckverstärker mit hubabhängiger Bedämpfung
DE10326259A1 (de) * 2003-06-11 2005-01-05 Robert Bosch Gmbh Injektor für Kraftstoff-Einspritzsysteme von Brennkraftmaschinen, insbesondere von direkteinspritzenden Dieselmotoren
DE10333696A1 (de) * 2003-07-24 2005-02-24 Robert Bosch Gmbh Kraftstoffeinspritzvorrichtung
DE102004037125A1 (de) 2004-07-30 2006-03-23 Robert Bosch Gmbh Common-Rail-Injektor

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10148594A1 (de) * 2001-10-02 2003-04-10 Bosch Gmbh Robert Brennstoffeinspritzventil
WO2006069865A1 (fr) * 2004-12-23 2006-07-06 Robert Bosch Gmbh Injecteur de carburant dote d'un obturateur a commande directe

Also Published As

Publication number Publication date
DE102005007543A1 (de) 2006-08-24
DE502005004797D1 (de) 2008-09-04
ATE402337T1 (de) 2008-08-15
EP1693564B1 (fr) 2008-07-23
US20060186221A1 (en) 2006-08-24
EP1693564A2 (fr) 2006-08-23
US7258283B2 (en) 2007-08-21

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