DE60207482D1 - Kraftstoffeinspritzventil mit piezoelektrischem Aktor - Google Patents

Kraftstoffeinspritzventil mit piezoelektrischem Aktor

Info

Publication number
DE60207482D1
DE60207482D1 DE60207482T DE60207482T DE60207482D1 DE 60207482 D1 DE60207482 D1 DE 60207482D1 DE 60207482 T DE60207482 T DE 60207482T DE 60207482 T DE60207482 T DE 60207482T DE 60207482 D1 DE60207482 D1 DE 60207482D1
Authority
DE
Germany
Prior art keywords
fuel injection
injection valve
piezoelectric actuator
piezoelectric
actuator
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
DE60207482T
Other languages
English (en)
Other versions
DE60207482T2 (de
Inventor
Massimo Neretti
Michele Petrone
Andrea Ricci
Cecilia Lamberti
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.)
Marelli Europe SpA
Original Assignee
Magneti Marelli Powertrain SpA
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 Magneti Marelli Powertrain SpA filed Critical Magneti Marelli Powertrain SpA
Publication of DE60207482D1 publication Critical patent/DE60207482D1/de
Application granted granted Critical
Publication of DE60207482T2 publication Critical patent/DE60207482T2/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
    • F02M61/167—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
    • 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
    • F02M51/0607—Injectors peculiar thereto with means directly operating the valve needle using piezoelectric or magnetostrictive operating means the actuator being hollow, e.g. with needle passing through the hollow space

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Analytical Chemistry (AREA)
  • Fuel-Injection Apparatus (AREA)
  • General Electrical Machinery Utilizing Piezoelectricity, Electrostriction Or Magnetostriction (AREA)
DE60207482T 2001-05-08 2002-05-07 Kraftstoffeinspritzventil mit piezoelektrischem Aktor Expired - Lifetime DE60207482T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
IT2001BO000280A ITBO20010280A1 (it) 2001-05-08 2001-05-08 Iniettore di carburante con attuatore piezoelettrico
ITBO20010280 2001-05-08

Publications (2)

Publication Number Publication Date
DE60207482D1 true DE60207482D1 (de) 2005-12-29
DE60207482T2 DE60207482T2 (de) 2006-07-27

Family

ID=11439325

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60207482T Expired - Lifetime DE60207482T2 (de) 2001-05-08 2002-05-07 Kraftstoffeinspritzventil mit piezoelektrischem Aktor

Country Status (6)

Country Link
US (1) US6834812B2 (de)
EP (1) EP1256711B1 (de)
BR (1) BR0201763B1 (de)
DE (1) DE60207482T2 (de)
ES (1) ES2253472T3 (de)
IT (1) ITBO20010280A1 (de)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10233906A1 (de) 2002-07-25 2004-02-19 Siemens Ag Einspritzmodul
BRPI0416808A (pt) 2003-11-20 2007-01-09 Viking Technologies Lc termo-compensação integral para atuador eletro-mecánico
DE102004021920A1 (de) * 2004-05-04 2005-12-01 Robert Bosch Gmbh Brennstoffeinspritzventil
DE102004026172A1 (de) * 2004-05-28 2005-12-22 Siemens Ag Einspritzventil und Verfahren zum Herstellen eines Einspritzventils
DE102004029363B4 (de) * 2004-06-17 2007-10-11 Siemens Ag Piezoelektrischer Stellantrieb für einen Kraftstoffinjektor einer Brennkraftmaschine sowie Verwendung hierfür
DE602005020172D1 (de) * 2005-12-12 2010-05-06 Continental Automotive Italy S Einpritzventil und Herstellungsverfahren eines solchen Einspritzventils
US7886718B2 (en) * 2008-09-26 2011-02-15 Caterpillar Inc. Fuel injector having integral body guide and nozzle case for pressure containment
FR2947200B1 (fr) * 2009-06-25 2011-08-19 Prospection & Inventions Outil de pose d'elements de fixation a injecteur de combustible
US8387900B2 (en) 2011-06-24 2013-03-05 Weidlinger Associates, Inc. Directly-actuated piezoelectric fuel injector with variable flow control
US20130068200A1 (en) * 2011-09-15 2013-03-21 Paul Reynolds Injector Valve with Miniscule Actuator Displacement
US20170243479A1 (en) * 2016-02-19 2017-08-24 Reach Consulting Group, Llc Community security system

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS601369A (ja) * 1983-06-16 1985-01-07 Nippon Soken Inc 燃料噴射弁
US4784102A (en) * 1984-12-25 1988-11-15 Nippon Soken, Inc. Fuel injector and fuel injection system
JPS62228664A (ja) * 1986-03-31 1987-10-07 Mikuni Kogyo Co Ltd 燃料噴射弁
US4803393A (en) * 1986-07-31 1989-02-07 Toyota Jidosha Kabushiki Kaisha Piezoelectric actuator
JP3740733B2 (ja) 1996-02-13 2006-02-01 いすゞ自動車株式会社 内燃機関の燃料噴射装置
JPH109084A (ja) 1996-06-24 1998-01-13 Nissan Motor Co Ltd 圧電式燃料噴射弁
DE19909451A1 (de) 1999-03-04 2000-09-14 Bosch Gmbh Robert Injektor mit einem Piezo-Mehrlagenaktor
DE10002720A1 (de) * 1999-08-20 2001-03-29 Bosch Gmbh Robert Ventil zum Steuern von Flüssigkeiten
DE19947779A1 (de) * 1999-10-02 2001-04-12 Bosch Gmbh Robert Brennstoffeinspritzventil
DE19950762A1 (de) * 1999-10-21 2001-04-26 Bosch Gmbh Robert Brennstoffeinspritzventil

Also Published As

Publication number Publication date
US20030006300A1 (en) 2003-01-09
ITBO20010280A1 (it) 2002-11-08
ES2253472T3 (es) 2006-06-01
BR0201763B1 (pt) 2011-01-25
US6834812B2 (en) 2004-12-28
EP1256711B1 (de) 2005-11-23
DE60207482T2 (de) 2006-07-27
EP1256711A1 (de) 2002-11-13
ITBO20010280A0 (it) 2001-05-08
BR0201763A (pt) 2003-03-11

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition