FI121719B - Polttoaineen ruiskutusventtiili - Google Patents

Polttoaineen ruiskutusventtiili Download PDF

Info

Publication number
FI121719B
FI121719B FI20095597A FI20095597A FI121719B FI 121719 B FI121719 B FI 121719B FI 20095597 A FI20095597 A FI 20095597A FI 20095597 A FI20095597 A FI 20095597A FI 121719 B FI121719 B FI 121719B
Authority
FI
Finland
Prior art keywords
actuator
injection valve
valve
piezo
valve needle
Prior art date
Application number
FI20095597A
Other languages
English (en)
Finnish (fi)
Swedish (sv)
Other versions
FI20095597A (fi
FI20095597A0 (fi
Inventor
Pekka Hautala
William Brace
Jukka Kiijaervi
Markus Niemi
Original Assignee
Waertsilae Finland Oy
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 Waertsilae Finland Oy filed Critical Waertsilae Finland Oy
Priority to FI20095597A priority Critical patent/FI121719B/fi
Publication of FI20095597A0 publication Critical patent/FI20095597A0/fi
Priority to PCT/FI2010/050433 priority patent/WO2010136653A1/fr
Priority to EP10727759.2A priority patent/EP2435687B1/fr
Priority to US13/254,745 priority patent/US8579253B2/en
Publication of FI20095597A publication Critical patent/FI20095597A/fi
Application granted granted Critical
Publication of FI121719B publication Critical patent/FI121719B/fi

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
    • F02M51/0603—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
    • 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
    • F02M45/00—Fuel-injection apparatus characterised by having a cyclic delivery of specific time/pressure or time/quantity relationship
    • F02M45/02—Fuel-injection apparatus characterised by having a cyclic delivery of specific time/pressure or time/quantity relationship with each cyclic delivery being separated into two or more parts
    • F02M45/04—Fuel-injection apparatus characterised by having a cyclic delivery of specific time/pressure or time/quantity relationship with each cyclic delivery being separated into two or more parts with a small initial part, e.g. initial part for partial load and initial and main part for full load
    • F02M45/08—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
    • F02M45/00—Fuel-injection apparatus characterised by having a cyclic delivery of specific time/pressure or time/quantity relationship
    • F02M45/02—Fuel-injection apparatus characterised by having a cyclic delivery of specific time/pressure or time/quantity relationship with each cyclic delivery being separated into two or more parts
    • F02M45/04—Fuel-injection apparatus characterised by having a cyclic delivery of specific time/pressure or time/quantity relationship with each cyclic delivery being separated into two or more parts with a small initial part, e.g. initial part for partial load and initial and main part for full load
    • F02M45/08—Injectors peculiar thereto
    • F02M45/083—Having two or more closing springs acting on injection-valve
    • 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
    • F02M51/0607—Injectors peculiar thereto with means directly operating the valve needle using piezoelectric or magnetostrictive operating means the actuator being hollow, e.g. with needle passing through the hollow space
    • 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
    • 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
    • F02M2200/701—Linkage between actuator and actuated element, e.g. between piezoelectric actuator and needle valve or pump plunger mechanical

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Analytical Chemistry (AREA)
  • Fuel-Injection Apparatus (AREA)
FI20095597A 2009-05-28 2009-05-28 Polttoaineen ruiskutusventtiili FI121719B (fi)

Priority Applications (4)

Application Number Priority Date Filing Date Title
FI20095597A FI121719B (fi) 2009-05-28 2009-05-28 Polttoaineen ruiskutusventtiili
PCT/FI2010/050433 WO2010136653A1 (fr) 2009-05-28 2010-05-28 Soupape d'injection de carburant
EP10727759.2A EP2435687B1 (fr) 2009-05-28 2010-05-28 Soupape d'injection de carburant
US13/254,745 US8579253B2 (en) 2009-05-28 2010-05-28 Fuel injector valve

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FI20095597A FI121719B (fi) 2009-05-28 2009-05-28 Polttoaineen ruiskutusventtiili
FI20095597 2009-05-28

Publications (3)

Publication Number Publication Date
FI20095597A0 FI20095597A0 (fi) 2009-05-28
FI20095597A FI20095597A (fi) 2010-11-29
FI121719B true FI121719B (fi) 2011-03-15

Family

ID=40680775

Family Applications (1)

Application Number Title Priority Date Filing Date
FI20095597A FI121719B (fi) 2009-05-28 2009-05-28 Polttoaineen ruiskutusventtiili

Country Status (4)

Country Link
US (1) US8579253B2 (fr)
EP (1) EP2435687B1 (fr)
FI (1) FI121719B (fr)
WO (1) WO2010136653A1 (fr)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB201204878D0 (en) * 2012-03-20 2012-05-02 Lietuvietis Vilis I Nil inertia fuel pressure actuated inward opening direct injector
EP3153700A1 (fr) * 2015-10-08 2017-04-12 Continental Automotive GmbH Ensemble de soupape pour soupape d'injection, une telle soupape et procédé pour assembler ladite soupape
US12065995B2 (en) * 2021-05-12 2024-08-20 Hitachi Astemo, Ltd Fuel injection device

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1320920A (en) * 1969-11-12 1973-06-20 Cav Ltd Fuel injection nozzle units
DE2711393A1 (de) * 1977-03-16 1978-09-21 Bosch Gmbh Robert Kraftstoffeinspritzduese
JPS62107265A (ja) * 1985-11-02 1987-05-18 Nippon Soken Inc 電歪式油圧制御弁
JP3740733B2 (ja) * 1996-02-13 2006-02-01 いすゞ自動車株式会社 内燃機関の燃料噴射装置
DE19641824A1 (de) 1996-10-10 1998-04-16 Bosch Gmbh Robert Kraftstoffeinspritzventil für Brennkraftmaschinen
DE19712923A1 (de) 1997-03-27 1998-10-01 Bosch Gmbh Robert Piezoelektrischer Aktor
GB9802061D0 (en) * 1998-01-31 1998-03-25 Lucas Ind Plc Spring assembly
DE19915210A1 (de) 1999-04-03 2000-10-05 Bosch Gmbh Robert Brennstoffeinspritzventil
DE19916277A1 (de) 1999-04-12 2000-10-26 Forschungszentrum Juelich Gmbh Teleskopartiger Mikromanipulator mit Piezomaterialien
DE10204655A1 (de) 2002-02-05 2003-08-28 Bosch Gmbh Robert Brennstoffeinspritzventil
DE10213858A1 (de) * 2002-03-27 2003-10-30 Bosch Gmbh Robert Brennstoffeinspritzventil
DE10360450A1 (de) * 2003-02-27 2004-09-09 Robert Bosch Gmbh Brennstoffeinspritzventil
US6843434B2 (en) * 2003-02-28 2005-01-18 Caterpillar Inc Dual mode fuel injector with one piece needle valve member
DE10310499A1 (de) 2003-03-11 2004-09-23 Robert Bosch Gmbh Brennstoffeinspritzventil
DE102004027824A1 (de) * 2004-06-08 2006-01-05 Robert Bosch Gmbh Kraftstoffinjektor mit variabler Aktorübersetzung

Also Published As

Publication number Publication date
FI20095597A (fi) 2010-11-29
US8579253B2 (en) 2013-11-12
US20110315908A1 (en) 2011-12-29
FI20095597A0 (fi) 2009-05-28
EP2435687B1 (fr) 2013-06-26
EP2435687A1 (fr) 2012-04-04
WO2010136653A1 (fr) 2010-12-02

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