ATE458143T1 - Brennstoffeinspritzdüse mit mechanischer dämpfung - Google Patents

Brennstoffeinspritzdüse mit mechanischer dämpfung

Info

Publication number
ATE458143T1
ATE458143T1 AT07425755T AT07425755T ATE458143T1 AT E458143 T1 ATE458143 T1 AT E458143T1 AT 07425755 T AT07425755 T AT 07425755T AT 07425755 T AT07425755 T AT 07425755T AT E458143 T1 ATE458143 T1 AT E458143T1
Authority
AT
Austria
Prior art keywords
needle
injection valve
fuel injector
mechanical damping
opening position
Prior art date
Application number
AT07425755T
Other languages
English (en)
Inventor
Franco Ciampolini
Andrea Ricci
Massimo Armaroli
Luca Gusmerini
Bruno Monteverde
Original Assignee
Magneti Marelli Holding S P A
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 Holding S P A filed Critical Magneti Marelli Holding S P A
Application granted granted Critical
Publication of ATE458143T1 publication Critical patent/ATE458143T1/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
    • F02M61/205—Means specially adapted for varying the spring tension or assisting the spring force to close the injection-valve, e.g. with 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
    • F02M51/00—Fuel-injection apparatus characterised by being operated electrically
    • F02M51/06—Injectors peculiar thereto with means directly operating the valve needle
    • F02M51/061—Injectors peculiar thereto with means directly operating the valve needle using electromagnetic operating means
    • F02M51/0625—Injectors peculiar thereto with means directly operating the valve needle using electromagnetic operating means characterised by arrangement of mobile armatures
    • F02M51/0664—Injectors peculiar thereto with means directly operating the valve needle using electromagnetic operating means characterised by arrangement of mobile armatures having a cylindrically or partly cylindrically shaped armature, e.g. entering the winding; having a plate-shaped or undulated armature entering the winding
    • F02M51/0671—Injectors peculiar thereto with means directly operating the valve needle using electromagnetic operating means characterised by arrangement of mobile armatures having a cylindrically or partly cylindrically shaped armature, e.g. entering the winding; having a plate-shaped or undulated armature entering the winding the armature having an elongated valve body attached thereto
    • F02M51/0682—Injectors peculiar thereto with means directly operating the valve needle using electromagnetic operating means characterised by arrangement of mobile armatures having a cylindrically or partly cylindrically shaped armature, e.g. entering the winding; having a plate-shaped or undulated armature entering the winding the armature having an elongated valve body attached thereto the body being hollow and its interior communicating with the 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
    • F02M2200/306—Fuel-injection apparatus having mechanical parts, the movement of which is damped using mechanical means

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Fuel-Injection Apparatus (AREA)
AT07425755T 2007-11-28 2007-11-28 Brennstoffeinspritzdüse mit mechanischer dämpfung ATE458143T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP07425755A EP2065591B1 (de) 2007-11-28 2007-11-28 Brennstoffeinspritzdüse mit mechanischer Dämpfung

Publications (1)

Publication Number Publication Date
ATE458143T1 true ATE458143T1 (de) 2010-03-15

Family

ID=39365527

Family Applications (1)

Application Number Title Priority Date Filing Date
AT07425755T ATE458143T1 (de) 2007-11-28 2007-11-28 Brennstoffeinspritzdüse mit mechanischer dämpfung

Country Status (7)

Country Link
US (1) US20090140078A1 (de)
EP (1) EP2065591B1 (de)
CN (1) CN101446250A (de)
AT (1) ATE458143T1 (de)
BR (1) BRPI0805311A2 (de)
DE (1) DE602007004867D1 (de)
ES (1) ES2340962T3 (de)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2112366B1 (de) 2008-04-23 2011-11-02 Magneti Marelli S.p.A. Elektromagnetische Kraftstoffeinspritzdüse für gasförmige Kraftstoffe mit verschleißfester Stoppvorrichtung
CN103321808B (zh) * 2013-07-08 2015-09-16 中国第一汽车股份有限公司无锡油泵油嘴研究所 一种新型喷油嘴针阀偶件
GB2640144A (en) * 2024-04-03 2025-10-15 Phinia Delphi Luxembourg Sarl Gas injector for an internal combustion engine

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1312045A (fr) * 1961-11-04 1962-12-14 Perfectionnement aux injecteurs de combustible pour moteurs thermiques
GB1392449A (en) * 1971-07-27 1975-04-30 Cav Ltd Liquid fuel injection nozzle units
DE2807052A1 (de) * 1978-02-18 1979-08-23 Bosch Gmbh Robert Elektromagnetisches kraftstoff- einspritzventil fuer brennkraftmaschinen
DE3201044A1 (de) * 1982-01-15 1983-07-28 Robert Bosch Gmbh, 7000 Stuttgart "kraftstoff-einspritzduese fuer brennkraftmaschinen"
JPS60204956A (ja) * 1984-03-27 1985-10-16 Nippon Denso Co Ltd 電磁式燃料噴射弁
DE3624477A1 (de) * 1986-07-19 1988-01-28 Bosch Gmbh Robert Einspritzventil
DE19946906A1 (de) * 1999-09-30 2001-04-05 Bosch Gmbh Robert Kraftstoffeinspritzventil für Brennkraftmaschinen
US6454191B1 (en) * 2000-01-10 2002-09-24 Delphi Technologies, Inc. Electromagnetic fuel injector dampening device
DE10213382A1 (de) * 2002-03-26 2003-10-16 Bosch Gmbh Robert Kraftstoffeinspritzventil
JP4438760B2 (ja) * 2005-06-10 2010-03-24 株式会社デンソー 燃料噴射弁

Also Published As

Publication number Publication date
CN101446250A (zh) 2009-06-03
BRPI0805311A2 (pt) 2010-04-06
US20090140078A1 (en) 2009-06-04
DE602007004867D1 (de) 2010-04-01
ES2340962T3 (es) 2010-06-11
EP2065591B1 (de) 2010-02-17
EP2065591A1 (de) 2009-06-03

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Legal Events

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