EP0036617A3 - Fuel injector with further fuel atomizing - Google Patents

Fuel injector with further fuel atomizing Download PDF

Info

Publication number
EP0036617A3
EP0036617A3 EP81101985A EP81101985A EP0036617A3 EP 0036617 A3 EP0036617 A3 EP 0036617A3 EP 81101985 A EP81101985 A EP 81101985A EP 81101985 A EP81101985 A EP 81101985A EP 0036617 A3 EP0036617 A3 EP 0036617A3
Authority
EP
European Patent Office
Prior art keywords
fuel
atomizing
injector
nozzle
fuel injector
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.)
Withdrawn
Application number
EP81101985A
Other languages
German (de)
French (fr)
Other versions
EP0036617A2 (en
Inventor
Peter Dipl.-Phys. Kleinschmidt
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
Publication of EP0036617A2 publication Critical patent/EP0036617A2/en
Publication of EP0036617A3 publication Critical patent/EP0036617A3/en
Withdrawn legal-status Critical Current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
    • F02M51/06—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
    • 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
    • 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
    • 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
    • F02M51/08—Injectors peculiar thereto with means directly operating the valve needle specially for low-pressure fuel-injection
    • 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
    • F02M69/00—Low-pressure fuel-injection apparatus ; Apparatus with both continuous and intermittent injection; Apparatus injecting different types of fuel
    • F02M69/04—Injectors peculiar thereto
    • F02M69/041—Injectors peculiar thereto having vibrating means for atomizing the fuel, e.g. with sonic or ultrasonic vibrations

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)

Abstract

Einspritzdüse (1), deren Ausspritzende als Ultraschall-­ Flüssigkeitszerstäuber (21) mit Arbeitsplatte (24) und kegelstumpfförmigem Biegeschwinger (22) mit piezo­ elektrischem Antrieb (23) insbesondere nach Patent 20 33 433 ausgebildet ist. Ultraschall-Zerstäubung insbe­ sondere derjenigen Kraftstoffmenge, die anderenfalls am Ende eines Einspritzvorgangs aus der Düse (1) ohne Zerstäuberwirkung des Spritzvorgangs unzerstäubt bleibt. Injection nozzle (1), the ejection end of which is an ultrasonic Liquid atomizer (21) with worktop (24) and frustoconical bending oscillator (22) with piezo electric drive (23) especially according to patent 20 33 433 is formed. Ultrasonic atomization in particular special of the amount of fuel that otherwise on End of an injection process from the nozzle (1) without The atomizing effect of the spraying process remains unsprayed.

EP81101985A 1980-03-21 1981-03-17 Fuel injector with further fuel atomizing Withdrawn EP0036617A3 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE3010985 1980-03-21
DE19803010985 DE3010985A1 (en) 1980-03-21 1980-03-21 FUEL INJECTION NOZZLE WITH ADDITIONAL FUEL SPRAYING

Publications (2)

Publication Number Publication Date
EP0036617A2 EP0036617A2 (en) 1981-09-30
EP0036617A3 true EP0036617A3 (en) 1982-04-14

Family

ID=6097955

Family Applications (1)

Application Number Title Priority Date Filing Date
EP81101985A Withdrawn EP0036617A3 (en) 1980-03-21 1981-03-17 Fuel injector with further fuel atomizing

Country Status (5)

Country Link
EP (1) EP0036617A3 (en)
JP (1) JPS56146054A (en)
BR (1) BR8101684A (en)
DE (1) DE3010985A1 (en)
PT (1) PT72691B (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6450417B1 (en) 1995-12-21 2002-09-17 Kimberly-Clark Worldwide Inc. Ultrasonic liquid fuel injection apparatus and method

Families Citing this family (37)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3105721A1 (en) * 1981-02-17 1982-09-02 Atlas Aluminium-Fahrzeugtechnik Gmbh, 5980 Werdohl "CARBURETTOR FOR AN OTTO ENGINE"
JPS58155232A (en) * 1982-03-10 1983-09-14 Mitsubishi Electric Corp Fuel supply device
DE3209139A1 (en) * 1982-03-12 1983-09-15 Siemens AG, 1000 Berlin und 8000 München MOUTH VALVE FOR AN ULTRASONIC LIQUID SPRAYER
JPS59201962A (en) * 1983-04-28 1984-11-15 Matsushita Electric Ind Co Ltd Atomizing apparatus
JPS60116848A (en) * 1983-11-28 1985-06-24 Hitachi Ltd Fuel injection valve
JPS6197567U (en) * 1984-12-03 1986-06-23
EP0242460A1 (en) * 1985-01-18 1987-10-28 SPECTRUM CONTROL, INC. (a Pennsylvania corporation) Monomer atomizer for vaporization
US4954371A (en) * 1986-06-23 1990-09-04 Spectrum Control, Inc. Flash evaporation of monomer fluids
WO1988001540A1 (en) * 1986-08-27 1988-03-10 M & T Chemicals, Inc. Internal shut-off assembly for ultrasonic dispersion nozzle
US4784323A (en) * 1987-07-17 1988-11-15 Walbro Corporation Electromagnetic atomizer
US5025766A (en) * 1987-08-24 1991-06-25 Hitachi, Ltd. Fuel injection valve and fuel supply system equipped therewith for internal combustion engines
US4974780A (en) * 1988-06-22 1990-12-04 Toa Nenryo Kogyo K.K. Ultrasonic fuel injection nozzle
DE3833093A1 (en) * 1988-09-29 1990-04-12 Siemens Ag FUEL INJECTOR PROVIDED FOR INTERNAL COMBUSTION ENGINE WITH CONTROLLABLE CHARACTERISTICS OF THE FUEL JET
GB8915819D0 (en) * 1989-07-11 1989-08-31 Domino Printing Sciences Plc Continuous ink jet printer
DK65592D0 (en) * 1992-05-19 1992-05-19 Dysekompagniet I S V Svend End nozzle
US6020277A (en) 1994-06-23 2000-02-01 Kimberly-Clark Corporation Polymeric strands with enhanced tensile strength, nonwoven webs including such strands, and methods for making same
US5836521A (en) * 1995-03-09 1998-11-17 Dysekompagniet I/S Valve device with impact member and solenoid for atomizing a liquid
US6053424A (en) * 1995-12-21 2000-04-25 Kimberly-Clark Worldwide, Inc. Apparatus and method for ultrasonically producing a spray of liquid
US5801106A (en) 1996-05-10 1998-09-01 Kimberly-Clark Worldwide, Inc. Polymeric strands with high surface area or altered surface properties
FR2792369B1 (en) * 1999-04-15 2001-05-11 Renault FUEL INJECTION DEVICE FOR INTERNAL COMBUSTION ENGINE
FR2801346B1 (en) * 1999-11-19 2002-10-31 Renault FUEL INJECTION DEVICE FOR INTERNAL COMBUSTION ENGINE
FR2816008B1 (en) 2000-10-27 2003-02-07 Renault FUEL INJECTION DEVICE FOR INTERNAL COMBUSTION ENGINE
JP2003214302A (en) * 2001-11-16 2003-07-30 Ngk Insulators Ltd Liquid fuel injection device
JP2004190653A (en) * 2002-10-18 2004-07-08 Ngk Insulators Ltd Liquid injection apparatus
FR2888889B1 (en) * 2005-07-20 2007-08-31 Renault Sas FUEL INJECTION DEVICE FOR INTERNAL COMBUSTION ENGINE
US7424883B2 (en) 2006-01-23 2008-09-16 Kimberly-Clark Worldwide, Inc. Ultrasonic fuel injector
US8028930B2 (en) 2006-01-23 2011-10-04 Kimberly-Clark Worldwide, Inc. Ultrasonic fuel injector
US7963458B2 (en) 2006-01-23 2011-06-21 Kimberly-Clark Worldwide, Inc. Ultrasonic liquid delivery device
US7735751B2 (en) * 2006-01-23 2010-06-15 Kimberly-Clark Worldwide, Inc. Ultrasonic liquid delivery device
US7819335B2 (en) 2006-01-23 2010-10-26 Kimberly-Clark Worldwide, Inc. Control system and method for operating an ultrasonic liquid delivery device
US7810743B2 (en) 2006-01-23 2010-10-12 Kimberly-Clark Worldwide, Inc. Ultrasonic liquid delivery device
US8191732B2 (en) 2006-01-23 2012-06-05 Kimberly-Clark Worldwide, Inc. Ultrasonic waveguide pump and method of pumping liquid
US7744015B2 (en) 2006-01-23 2010-06-29 Kimberly-Clark Worldwide, Inc. Ultrasonic fuel injector
EP1860317A1 (en) * 2006-05-23 2007-11-28 Keihin Corporation Fuel Injection Device, Fuel Injection Control Device, and Control Method of Fuel Injection Device
JP4535032B2 (en) 2006-07-04 2010-09-01 株式会社デンソー Fuel injection control device
BRPI0604449A (en) * 2006-10-02 2008-05-20 Anizio Geraldes Roque Nunes fuel fluid nebulizer-magnetizer for explosion engines
US7533830B1 (en) * 2007-12-28 2009-05-19 Kimberly-Clark Worldwide, Inc. Control system and method for operating an ultrasonic liquid delivery device

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1565829A (en) * 1968-05-10 1969-05-02
DE2502890A1 (en) * 1974-01-25 1975-07-31 Harvey L Berger ULTRASONIC NUMBER FOR FUEL BURNING DEVICES
DE2626314A1 (en) * 1975-06-12 1976-12-23 Plessey Handel Investment Ag FUEL INJECTION ARRANGEMENT
DE2650415A1 (en) * 1975-11-04 1977-05-12 Toyoda Chuo Kenkyusho Kk FUEL INJECTION AND FEEDING DEVICE
US4167158A (en) * 1976-01-14 1979-09-11 Plessey Handel Und Investments Ag Fuel injection apparatus

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1565829A (en) * 1968-05-10 1969-05-02
DE2502890A1 (en) * 1974-01-25 1975-07-31 Harvey L Berger ULTRASONIC NUMBER FOR FUEL BURNING DEVICES
DE2626314A1 (en) * 1975-06-12 1976-12-23 Plessey Handel Investment Ag FUEL INJECTION ARRANGEMENT
DE2650415A1 (en) * 1975-11-04 1977-05-12 Toyoda Chuo Kenkyusho Kk FUEL INJECTION AND FEEDING DEVICE
US4167158A (en) * 1976-01-14 1979-09-11 Plessey Handel Und Investments Ag Fuel injection apparatus

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
Krafthand, Band 44, Nr. 16 31. Juli 1971, Bad Worishofen "Benzin Einspritzung Contra Vergaser" seiten 894 bis 900 * fig. 4 * *

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6450417B1 (en) 1995-12-21 2002-09-17 Kimberly-Clark Worldwide Inc. Ultrasonic liquid fuel injection apparatus and method
US6659365B2 (en) 1995-12-21 2003-12-09 Kimberly-Clark Worldwide, Inc. Ultrasonic liquid fuel injection apparatus and method

Also Published As

Publication number Publication date
DE3010985A1 (en) 1981-10-01
BR8101684A (en) 1981-09-22
EP0036617A2 (en) 1981-09-30
PT72691B (en) 1982-03-22
PT72691A (en) 1981-04-01
JPS56146054A (en) 1981-11-13

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PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

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AK Designated contracting states

Designated state(s): CH DE FR GB IT NL SE

PUAL Search report despatched

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18W Application withdrawn

Withdrawal date: 19821014

RIN1 Information on inventor provided before grant (corrected)

Inventor name: KLEINSCHMIDT, PETER, DIPL.-PHYS.