[go: up one dir, main page]

ATE314574T1 - Kraftstoffeinspritzventil - Google Patents

Kraftstoffeinspritzventil

Info

Publication number
ATE314574T1
ATE314574T1 AT00309424T AT00309424T ATE314574T1 AT E314574 T1 ATE314574 T1 AT E314574T1 AT 00309424 T AT00309424 T AT 00309424T AT 00309424 T AT00309424 T AT 00309424T AT E314574 T1 ATE314574 T1 AT E314574T1
Authority
AT
Austria
Prior art keywords
volume
fuel
piston member
piezoelectric stack
fuel injection
Prior art date
Application number
AT00309424T
Other languages
English (en)
Inventor
Michael Peter Cooke
Martin Paul Hardy
Andrew John Hargreaves
Malcolm David Dick Lambert
Original Assignee
Delphi Tech Inc
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 Delphi Tech Inc filed Critical Delphi Tech Inc
Application granted granted Critical
Publication of ATE314574T1 publication Critical patent/ATE314574T1/de

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
    • F02M61/20—Closing valves mechanically, e.g. arrangements of springs or weights or permanent magnets; Damping of valve lift
    • 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
    • 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
    • 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
    • F02M55/00—Fuel-injection apparatus characterised by their fuel conduits or their venting means; Arrangements of conduits between fuel tank and pump F02M37/00
    • F02M55/002—Arrangement of leakage or drain conduits in or from injectors
    • 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
    • F02M61/08—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 the valves opening in direction of fuel flow
    • 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
    • F02M2200/30—Fuel-injection apparatus having mechanical parts, the movement of which is damped
    • F02M2200/304—Fuel-injection apparatus having mechanical parts, the movement of which is damped using hydraulic means

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Fuel-Injection Apparatus (AREA)
AT00309424T 1999-10-29 2000-10-26 Kraftstoffeinspritzventil ATE314574T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GBGB9925753.7A GB9925753D0 (en) 1999-10-29 1999-10-29 Fuel injector

Publications (1)

Publication Number Publication Date
ATE314574T1 true ATE314574T1 (de) 2006-01-15

Family

ID=10863692

Family Applications (1)

Application Number Title Priority Date Filing Date
AT00309424T ATE314574T1 (de) 1999-10-29 2000-10-26 Kraftstoffeinspritzventil

Country Status (5)

Country Link
US (1) US6390385B1 (de)
EP (1) EP1096136B1 (de)
AT (1) ATE314574T1 (de)
DE (1) DE60025133T2 (de)
GB (1) GB9925753D0 (de)

Families Citing this family (34)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB9923823D0 (en) 1999-10-09 1999-12-08 Lucas Industries Ltd Fuel injector
EP1174615B1 (de) 2000-07-18 2007-01-31 Delphi Technologies, Inc. Kraftstoffeinspritzventil
GB0107575D0 (en) * 2001-03-27 2001-05-16 Delphi Tech Inc Control valve arrangement
US7252249B2 (en) * 2002-02-22 2007-08-07 Delphi Technologies, Inc. Solenoid-type fuel injector assembly having stabilized ferritic stainless steel components
US7165731B2 (en) * 2002-07-31 2007-01-23 Caterpillar Inc Dual travel seated pin valve assembly
EP1445470A1 (de) * 2003-01-24 2004-08-11 Siemens VDO Automotive S.p.A. Dosiervorrichtung mit Steckanschluss
DE10310790A1 (de) * 2003-03-12 2004-09-23 Robert Bosch Gmbh Brennstoffeinspritzventil
DE10318639A1 (de) * 2003-04-24 2004-11-11 Robert Bosch Gmbh Brennstoffeinspritzventil
DE10346242B4 (de) * 2003-10-06 2012-04-12 Robert Bosch Gmbh Injektorkörper für einen Common Rail Injektor
DE10346243A1 (de) * 2003-10-06 2005-04-28 Bosch Gmbh Robert Hochdruckzulauf für ein Common Rail Injektor
ITMI20031927A1 (it) * 2003-10-07 2005-04-08 Med S P A Elettroiniettore perfezionato per combustibile gassoso.
DE10352736A1 (de) * 2003-11-12 2005-07-07 Robert Bosch Gmbh Kraftstoffinjektor mit direkter Nadeleinspritzung
EP1574702B1 (de) * 2004-03-11 2006-06-07 Delphi Technologies, Inc. Verfahren zum Zusammenbau eines Kraftstoffeinspritzventils
EP1596058B1 (de) 2004-05-14 2008-03-05 Delphi Technologies, Inc. Steckverbinderanordnung
DE102005004738A1 (de) * 2005-02-02 2006-08-10 Robert Bosch Gmbh Kraftstoffinjektor mit direkter Nadelsteuerung für eine Brennkraftmaschine
ATE414994T1 (de) 2005-02-03 2008-12-15 Delphi Tech Inc Piezoelektrischer aktor
DE102005008717A1 (de) * 2005-02-25 2006-08-31 Robert Bosch Gmbh Aktormodul mit einem Piezoaktor
DE102005008718A1 (de) * 2005-02-25 2006-08-31 Robert Bosch Gmbh Aktormodul mit einem Piezoaktor
DE102005015735A1 (de) * 2005-04-06 2006-10-12 Robert Bosch Gmbh Brennstoffeinspritzventil
DE102005024049A1 (de) * 2005-05-25 2006-11-30 Robert Bosch Gmbh Kraftstoff-Einspritzvorrichtung, insbesondere für eine Brennkraftmaschine mit Kraftstoff-Direkteinspritzung
US7900604B2 (en) * 2005-06-16 2011-03-08 Siemens Diesel Systems Technology Dampening stop pin
US7140353B1 (en) * 2005-06-28 2006-11-28 Cummins Inc. Fuel injector with piezoelectric actuator preload
US7497203B2 (en) * 2005-08-03 2009-03-03 Caterpillar Inc. Avoidance of spark damage on valve members
DE102005051438A1 (de) * 2005-10-27 2007-05-03 Daimlerchrysler Ag Kraftstoffinjektor für eine Brennkraftmaschine
DE102006036106A1 (de) * 2006-08-02 2008-02-07 Siemens Ag Kontaktvorrichtung und Verfahren zum Herstellen einer Kontaktvorrichtung zur elektrischen Kontaktierung eines Piezo-Aktors eines Injektors
US8002206B2 (en) * 2006-12-29 2011-08-23 Caterpillar Inc. Avoidance of spark damage on valve members
US7886718B2 (en) * 2008-09-26 2011-02-15 Caterpillar Inc. Fuel injector having integral body guide and nozzle case for pressure containment
US8201543B2 (en) * 2009-05-14 2012-06-19 Cummins Intellectual Properties, Inc. Piezoelectric direct acting fuel injector with hydraulic link
CN102575626B (zh) * 2009-06-10 2014-03-26 康明斯知识产权公司 具有液压线路的压电直动式燃料喷射器
DE102009024596A1 (de) * 2009-06-10 2011-04-07 Continental Automotive Gmbh Einspritzventil mit Übertragungseinheit
DE102009024595A1 (de) 2009-06-10 2011-03-24 Continental Automotive Gmbh Einspritzventil mit Übertragungseinheit
EP3018340A1 (de) * 2014-11-05 2016-05-11 C.R.F. Società Consortile per Azioni Elektrische kraftstoffeinspritzdüse für ein einspritzsystem eines verbrennungsmotors
DE102015219912B3 (de) * 2015-10-14 2017-04-06 Continental Automotive Gmbh Piezo-Injektor zur Kraftstoffeinspritzung
US10473073B2 (en) * 2018-03-08 2019-11-12 Caterpillar Inc. Fuel injector having valve stack with vented back-up plate for check seal retention

Family Cites Families (8)

* 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
DE3533085A1 (de) * 1985-09-17 1987-03-26 Bosch Gmbh Robert Zumessventil zur dosierung von fluessigkeiten oder gasen
DE3742241A1 (de) * 1987-02-14 1988-08-25 Daimler Benz Ag Piezosteuerventil zur steuerung der kraftstoffeinspritzung ueber ein einspritzventil bei brennkraftmaschinen
US5779149A (en) * 1996-07-02 1998-07-14 Siemens Automotive Corporation Piezoelectric controlled common rail injector with hydraulic amplification of piezoelectric stroke
JP3823391B2 (ja) * 1996-08-31 2006-09-20 いすゞ自動車株式会社 エンジンの燃料噴射装置
GB9725804D0 (en) * 1997-12-06 1998-02-04 Lucas Ind Plc Fuel injector
EP0937891B1 (de) * 1998-02-19 2003-10-01 Delphi Technologies, Inc. Kraftstoffeinspritzventil
GB9823028D0 (en) * 1998-10-22 1998-12-16 Lucas Ind Plc Fuel injector

Also Published As

Publication number Publication date
EP1096136B1 (de) 2005-12-28
EP1096136A2 (de) 2001-05-02
EP1096136A3 (de) 2002-10-09
DE60025133T2 (de) 2006-08-24
US6390385B1 (en) 2002-05-21
DE60025133D1 (de) 2006-02-02
GB9925753D0 (en) 1999-12-29

Similar Documents

Publication Publication Date Title
DE60025133D1 (de) Kraftstoffeinspritzventil
DE50014113D1 (en) Common-rail-injektor
ATE353118T1 (de) Kraftstoffeinspritzventil
WO2003041964A1 (en) Liquid injector
HUP0300550A2 (en) Miniaturized needleless injector
WO2003039635A3 (en) Needleless injector
EP1041272A3 (de) Brennstoffeinspritzventil
EP0855539A3 (de) Hydraulische Spannvorrichtung
DE60030349D1 (de) Kraftstoffeinspritzventil
EP0961023A3 (de) Hochdruckpumpe für Benzineinspritzung
EP0953787A3 (de) Thermoplastische, elastomere Gasfeder
EP0921301A3 (de) Kraftstoffeinspritzventil
JP2003525775A5 (de)
EP1081373A3 (de) Kraftstoffeinspritzventil
IT1319987B1 (it) Iniettore di combustione avente un'area di comando controllata dallapressione del combustibile in una camera di controllo.
EP1077326A3 (de) Kraftstoffeinspritzventil
EP0892171A3 (de) Servogesteuertes Common-Rail-Einspritzventil
GB0217866D0 (en) Low dose spray pump
EP1079107A3 (de) Brennstoffpumpe mit Speicher
WO2001079689A3 (de) Einspritzventil mit optimierter flächengeometrie zwischen einem düsenkörper und einer spannmutter
DE502004000246D1 (de) Brennstoffeinspritzventil
EP0826872A3 (de) Flüssigkeitseinspritzvorrichtung
ATE286209T1 (de) Hochdruck-kraftstoffpumpe
EP1167746A3 (de) Kraftstoffeinspritzventileinrichtung
WO2003018996A3 (de) Piezoelektrisches aktormodul

Legal Events

Date Code Title Description
UEP Publication of translation of european patent specification

Ref document number: 1096136

Country of ref document: EP

REN Ceased due to non-payment of the annual fee