DE60111164D1 - Fuel injection valve with piezoelectric actuator - Google Patents

Fuel injection valve with piezoelectric actuator

Info

Publication number
DE60111164D1
DE60111164D1 DE60111164T DE60111164T DE60111164D1 DE 60111164 D1 DE60111164 D1 DE 60111164D1 DE 60111164 T DE60111164 T DE 60111164T DE 60111164 T DE60111164 T DE 60111164T DE 60111164 D1 DE60111164 D1 DE 60111164D1
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
DE60111164T
Other languages
German (de)
Other versions
DE60111164T2 (en
Inventor
Manfred A M Kolkman
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.)
Delphi Technologies Operations Luxembourg SARL
Original Assignee
Delphi Technologies 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 Technologies Inc filed Critical Delphi Technologies Inc
Application granted granted Critical
Publication of DE60111164D1 publication Critical patent/DE60111164D1/en
Publication of DE60111164T2 publication Critical patent/DE60111164T2/en
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
    • F02M63/00—Other fuel-injection apparatus having pertinent characteristics not provided for in groups F02M39/00 - F02M57/00 or F02M67/00; Details, component parts, or accessories of fuel-injection apparatus, not provided for in, or of interest apart from, the apparatus of groups F02M39/00 - F02M61/00 or F02M67/00; Combination of fuel pump with other devices, e.g. lubricating oil pump
    • F02M63/0012—Valves
    • F02M63/0031—Valves characterized by the type of valves, e.g. special valve member details, valve seat details, valve housing details
    • F02M63/0033—Lift valves, i.e. having a valve member that moves perpendicularly to the plane of the valve seat
    • F02M63/0036—Lift valves, i.e. having a valve member that moves perpendicularly to the plane of the valve seat with spherical or partly spherical shaped valve member ends
    • 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
    • F02M47/027—Electrically actuated valves draining the chamber to release the 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
    • 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
    • F02M63/00—Other fuel-injection apparatus having pertinent characteristics not provided for in groups F02M39/00 - F02M57/00 or F02M67/00; Details, component parts, or accessories of fuel-injection apparatus, not provided for in, or of interest apart from, the apparatus of groups F02M39/00 - F02M61/00 or F02M67/00; Combination of fuel pump with other devices, e.g. lubricating oil pump
    • F02M63/0012—Valves
    • F02M63/0014—Valves characterised by the valve actuating means
    • F02M63/0015—Valves characterised by the valve actuating means electrical, e.g. using solenoid
    • F02M63/0026—Valves characterised by the valve actuating means electrical, e.g. using solenoid using piezoelectric or magnetostrictive actuators

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)
DE60111164T 2000-11-28 2001-11-16 Fuel injection valve with piezoelectric actuator Expired - Lifetime DE60111164T2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
LU90684 2000-11-28
LU90684A LU90684B1 (en) 2000-11-28 2000-11-28 Fuel injector with piezoelectric actuator

Publications (2)

Publication Number Publication Date
DE60111164D1 true DE60111164D1 (en) 2005-07-07
DE60111164T2 DE60111164T2 (en) 2006-03-16

Family

ID=19731952

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60111164T Expired - Lifetime DE60111164T2 (en) 2000-11-28 2001-11-16 Fuel injection valve with piezoelectric actuator

Country Status (3)

Country Link
EP (1) EP1209351B1 (en)
DE (1) DE60111164T2 (en)
LU (1) LU90684B1 (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10133265A1 (en) * 2001-07-09 2003-01-23 Bosch Gmbh Robert Fuel injection valve with piezoelectric or magnetostrictive actuator, has hydraulic coupling valve closure body and seat surface urged pressed together by spring
DE102005024871A1 (en) * 2005-05-31 2006-12-07 Siemens Ag Injector for diesel fuel has a control chamber, which is subjected to fluid pressure whereby nozzle needle or tappet of nozzle needle of injector is coupled fluid mechanically with servo valve
DE102005028135A1 (en) * 2005-06-17 2006-12-28 Robert Bosch Gmbh Fuel injector
US8074625B2 (en) 2008-01-07 2011-12-13 Mcalister Technologies, Llc Fuel injector actuator assemblies and associated methods of use and manufacture
US20140130773A1 (en) * 2012-11-12 2014-05-15 Mcalister Technologies, Llc Mechanical motion amplification for new thermodynamic cycles
US9091238B2 (en) 2012-11-12 2015-07-28 Advanced Green Technologies, Llc Systems and methods for providing motion amplification and compensation by fluid displacement
US9309846B2 (en) 2012-11-12 2016-04-12 Mcalister Technologies, Llc Motion modifiers for fuel injection systems

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE69209405T2 (en) * 1991-08-30 1996-09-05 Nippon Denso Co Fuel injection device for internal combustion engines
DE19500706C2 (en) * 1995-01-12 2003-09-25 Bosch Gmbh Robert Metering valve for dosing liquids or gases
US5779149A (en) * 1996-07-02 1998-07-14 Siemens Automotive Corporation Piezoelectric controlled common rail injector with hydraulic amplification of piezoelectric stroke
DE19701288C2 (en) * 1997-01-16 1999-10-14 Daimler Benz Ag Valve for dispensing fluids

Also Published As

Publication number Publication date
EP1209351B1 (en) 2005-06-01
LU90684B1 (en) 2002-05-29
EP1209351A1 (en) 2002-05-29
DE60111164T2 (en) 2006-03-16

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: DELPHI TECHNOLOGIES HOLDING S.A.R.L., BASCHARA, LU