ES2145446T3 - Valvula de inyeccion. - Google Patents

Valvula de inyeccion.

Info

Publication number
ES2145446T3
ES2145446T3 ES96914853T ES96914853T ES2145446T3 ES 2145446 T3 ES2145446 T3 ES 2145446T3 ES 96914853 T ES96914853 T ES 96914853T ES 96914853 T ES96914853 T ES 96914853T ES 2145446 T3 ES2145446 T3 ES 2145446T3
Authority
ES
Spain
Prior art keywords
injection valve
nozzle needle
valve
operated
piezoelectric
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
ES96914853T
Other languages
English (en)
Inventor
Wendelin Klugl
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.)
Siemens AG
Original Assignee
Siemens 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 Siemens AG filed Critical Siemens AG
Application granted granted Critical
Publication of ES2145446T3 publication Critical patent/ES2145446T3/es
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
    • F02M51/00—Fuel-injection apparatus characterised by being operated electrically
    • F02M51/005—Arrangement of electrical wires and connections, e.g. wire harness, sockets, plugs; Arrangement of electronic control circuits in or on fuel injection apparatus
    • 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
    • F02M47/06—Other fuel injectors peculiar thereto
    • 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
    • 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
    • F02M2200/704—Linkage between actuator and actuated element, e.g. between piezoelectric actuator and needle valve or pump plunger hydraulic with actuator and actuated element moving in different directions, e.g. in opposite directions

Abstract

UNA VALVULA DE INYECCION CON UNA AGUJA DE TOBERA (2) SITUADA EN UNA CARCASA DE VALVULA (1), UNA ENTRADA DE COMBUSTIBLE Y UN SISTEMA DE CONTROL PIEZOELECTRICO CON UNA REDUCCION HIDRAULICA SE CONSTRUYE, PARA PERMITIR UN CONMUTACION RAPIDA DE LA VALVULA, DE FORMA QUE LA AGUJA DE LA TOBERA (2) PUEDA SER ACCIONADA DIRECTAMENTE POR UN PISTON SECUNDARIO (14), A TRAVES DE UN EMPUJADOR (7), QUE ES ACCIONADO POR EL PISTON PRIMARIO (19) DEL SISTEMA PIEZOELECTRICO. UTILIZABLE EN SISTEMAS DE INYECCION DE COMBUSTIBLE DIESEL.
ES96914853T 1995-05-24 1996-05-11 Valvula de inyeccion. Expired - Lifetime ES2145446T3 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19519191A DE19519191C2 (de) 1995-05-24 1995-05-24 Einspritzventil

Publications (1)

Publication Number Publication Date
ES2145446T3 true ES2145446T3 (es) 2000-07-01

Family

ID=7762838

Family Applications (1)

Application Number Title Priority Date Filing Date
ES96914853T Expired - Lifetime ES2145446T3 (es) 1995-05-24 1996-05-11 Valvula de inyeccion.

Country Status (4)

Country Link
EP (1) EP0828936B1 (es)
DE (2) DE19519191C2 (es)
ES (1) ES2145446T3 (es)
WO (1) WO1996037698A1 (es)

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US5884848A (en) * 1997-05-09 1999-03-23 Cummins Engine Company, Inc. Fuel injector with piezoelectric and hydraulically actuated needle valve
US5979803A (en) * 1997-05-09 1999-11-09 Cummins Engine Company Fuel injector with pressure balanced needle valve
DE19726125C2 (de) * 1997-06-20 1999-04-15 Telefunken Microelectron Verfahren zur Einspritzung von Kraftstoff
DE19727992C2 (de) * 1997-07-01 1999-05-20 Siemens Ag Ausgleichselement zur Kompensation temperaturbedingter Längenänderungen von elektromechanischen Stellsystemen
DE19742943C1 (de) * 1997-09-29 1999-04-22 Siemens Ag Vorrichtung in einem Einspritzventil zum Halten einer formschlüssigen Verbindung
DE19817320C1 (de) 1998-04-18 1999-11-11 Daimler Chrysler Ag Einspritzventil für Kraftstoffeinspritzsysteme
DE19839125C1 (de) * 1998-08-27 2000-04-20 Siemens Ag Vorrichtung und Verfahren zur Dosierung von Fluid
DE19843578A1 (de) * 1998-09-23 2000-03-30 Bosch Gmbh Robert Brennstoffeinspritzventil
DE19857338C1 (de) * 1998-12-11 2000-10-05 Siemens Ag Dosiervorrichtung
DE19858758C1 (de) 1998-12-18 2000-09-07 Siemens Ag Vorrichtung und Verfahren zur Hubübertragung
DE19907931A1 (de) * 1999-02-24 2000-09-14 Siemens Ag Dosiervorrichtung
DE19914714C2 (de) * 1999-03-31 2001-09-20 Siemens Ag Injektor für Speicher-Kraftstoffeinspritzsysteme
DE50010902D1 (de) 1999-04-20 2005-09-15 Siemens Ag Fluiddosiervorrichtung
DE19942816A1 (de) * 1999-09-08 2001-03-22 Daimler Chrysler Ag Einspritzventil
DE19956830C2 (de) * 1999-11-25 2002-07-18 Siemens Ag Durchführung
DE10007735A1 (de) * 2000-02-19 2001-09-06 Daimler Chrysler Ag Einspritzventil
DE10029629A1 (de) * 2000-06-15 2002-01-03 Bosch Gmbh Robert Kraftstoffeinspritzvorrichtung für Brennkraftmaschinen
DE10042231B4 (de) * 2000-08-28 2004-09-30 Siemens Ag Einspspritzventil für die Einspritzung von Kraftstoff in eine Verbrennungskraftmaschine sowie Verfahren zur Steuerung des Öffnungs-und Schließvorgangs einer Düsennadel eines Einspritzventils
DE10133265A1 (de) 2001-07-09 2003-01-23 Bosch Gmbh Robert Brennstoffeinspritzventil
DE10326046A1 (de) * 2003-06-10 2004-12-30 Robert Bosch Gmbh Einspritzdüse für Brennkraftmaschinen
DE112004001488D2 (de) * 2003-09-10 2006-07-27 Siemens Ag Einspritzventil für die Einspritzung von Kraftstoff in eine Verbrennungskraftmaschine
DE10343950B4 (de) * 2003-09-23 2014-12-31 Robert Bosch Gmbh Brennstoffeinspritzventil
DE10353045A1 (de) * 2003-11-13 2005-06-23 Siemens Ag Kraftstoffeinspritzventil
DE102004005456A1 (de) 2004-02-04 2005-08-25 Robert Bosch Gmbh Kraftstoffinjektor mit direktgesteuertem Einspritzventilglied
DE102004010668B4 (de) * 2004-03-04 2008-04-10 Sonplas Gmbh Verfahren und Vorrichtung zum Bearbeiten eines Bauteils
DE102004021920A1 (de) 2004-05-04 2005-12-01 Robert Bosch Gmbh Brennstoffeinspritzventil
DE102004031308B4 (de) * 2004-06-29 2013-05-23 Robert Bosch Gmbh Hydraulischer Koppler
DE102004035313A1 (de) * 2004-07-21 2006-02-16 Robert Bosch Gmbh Kraftstoffinjektor mit zweistufigem Übersetzer
DE102004037124A1 (de) * 2004-07-30 2006-03-23 Robert Bosch Gmbh Common-Rail-Injektor
DE102004044461A1 (de) * 2004-09-15 2006-03-30 Robert Bosch Gmbh Einspritzdüse
DE102004045393B4 (de) * 2004-09-18 2014-12-31 Robert Bosch Gmbh Brennstoffeinspritzventil
DE102005015997A1 (de) * 2004-12-23 2006-07-13 Robert Bosch Gmbh Kraftstoffinjektor mit direkter Steuerung des Einspritzventilgliedes
DE102005026514B4 (de) * 2005-02-18 2008-12-24 Robert Bosch Gmbh Einspritzdüse
DE102005009148A1 (de) 2005-03-01 2006-09-07 Robert Bosch Gmbh Kraftstoffinjektor mit direktgesteuertem Einspritzventilglied mit Doppelsitz
DE102005015731A1 (de) * 2005-04-06 2006-10-12 Robert Bosch Gmbh Kraftstoffinjektor mit Piezoaktor
DE102005016796A1 (de) * 2005-04-12 2006-10-19 Robert Bosch Gmbh Zweistufig öffnender Kraftstoffinjektor
DE102005025141B3 (de) * 2005-06-01 2006-09-14 Siemens Ag Ventil
DE102005036444A1 (de) * 2005-08-03 2007-02-08 Robert Bosch Gmbh Einspritzdüse
DE102005054739B4 (de) * 2005-11-17 2017-06-08 Robert Bosch Gmbh Injektor zur Einspritzung von Kraftstoff in Brennräume von Brennkraftmaschinen, insbesondere piezoaktorgesteuerter Common-Rail-Injektor
DE102006019308A1 (de) * 2006-04-26 2007-10-31 Robert Bosch Gmbh Injektor
DE102006026397A1 (de) * 2006-06-07 2007-12-13 Robert Bosch Gmbh Vorrichtung zum Einspritzen von Kraftstoff
DE102006027327B4 (de) 2006-06-13 2018-08-02 Robert Bosch Gmbh Kraftstoffinjektor mit direkter Nadelsteuerung
DE102006036780A1 (de) 2006-08-07 2008-02-21 Robert Bosch Gmbh Krafstoffinjektor mit direkter Nadelsteuerung und Servoventil-Unterstützung
JP4333757B2 (ja) 2007-03-13 2009-09-16 株式会社デンソー 燃料噴射弁
DE102007019528B3 (de) * 2007-04-25 2008-09-11 Siemens Ag Druckkompensierbares Einspritzventil mit hydraulischem Übersetzer
JP2009062910A (ja) * 2007-09-07 2009-03-26 Denso Corp 燃料噴射弁
EP2083158A1 (en) * 2008-01-22 2009-07-29 Delphi Technologies, Inc. Piezoelectrically actuated fuel injector and operating method thereof
DE102008002412A1 (de) 2008-06-13 2009-12-17 Robert Bosch Gmbh Kraftstoffinjektor
DE102008040086A1 (de) 2008-07-02 2010-01-07 Robert Bosch Gmbh Injektor zum Einspritzen von Kraftstoff
DE102008035087B4 (de) * 2008-07-28 2015-02-12 Continental Automotive Gmbh Einspritzventil
DE102010040938A1 (de) * 2010-09-17 2012-03-22 Robert Bosch Gmbh Kraftstoffinjektor
DE102011088282A1 (de) * 2011-12-12 2013-06-13 Continental Automotive Gmbh Einspritzventil
GB201515892D0 (en) * 2015-09-08 2015-10-21 Delphi Int Operations Lux Srl Hydraulic lash adjuster arranged in a servo injector

Family Cites Families (6)

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Publication number Priority date Publication date Assignee Title
US4841936A (en) * 1985-06-27 1989-06-27 Toyota Jidosha Kabushiki Kaisha Fuel injection control device of an internal combustion engine
DE3936619A1 (de) * 1989-11-03 1991-05-08 Man Nutzfahrzeuge Ag Verfahren zum einspritzen eines brennstoffes in einen brennraum einer luftverdichtenden, selbstzuendenden brennkraftmaschine, sowie vorrichtungen zur durchfuehrung dieses verfahrens
JPH0486367A (ja) * 1990-07-30 1992-03-18 Aisin Seiki Co Ltd 燃料噴射弁
DE4119467C2 (de) * 1991-06-13 1996-10-17 Daimler Benz Ag Nach dem Verdrängerprinzip arbeitende Vorrichtung zur Kraft- und Hubübersetzung bzw. -übertragung
JPH05180114A (ja) * 1991-12-27 1993-07-20 Aisin Seiki Co Ltd 燃料噴射弁
DE4306073C1 (de) * 1993-02-26 1994-06-01 Siemens Ag Zumeßvorrichtung für Fluide

Also Published As

Publication number Publication date
EP0828936A1 (de) 1998-03-18
WO1996037698A1 (de) 1996-11-28
DE19519191C2 (de) 1997-04-10
DE19519191A1 (de) 1996-12-19
EP0828936B1 (de) 2000-03-22
DE59604782D1 (de) 2000-04-27

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