DE50300174D1 - Fuel injection valve for internal combustion engines - Google Patents

Fuel injection valve for internal combustion engines

Info

Publication number
DE50300174D1
DE50300174D1 DE50300174T DE50300174T DE50300174D1 DE 50300174 D1 DE50300174 D1 DE 50300174D1 DE 50300174 T DE50300174 T DE 50300174T DE 50300174 T DE50300174 T DE 50300174T DE 50300174 D1 DE50300174 D1 DE 50300174D1
Authority
DE
Germany
Prior art keywords
internal combustion
fuel injection
injection valve
combustion engines
engines
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 - Fee Related
Application number
DE50300174T
Other languages
German (de)
Inventor
Friedrich Boecking
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.)
Robert Bosch GmbH
Original Assignee
Robert Bosch GmbH
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 Robert Bosch GmbH filed Critical Robert Bosch GmbH
Priority to DE50300174T priority Critical patent/DE50300174D1/en
Application granted granted Critical
Publication of DE50300174D1 publication Critical patent/DE50300174D1/en
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • F02M63/0014—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
    • 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
    • F02M45/086—Having more than one injection-valve controlling discharge orifices
    • 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
    • F02M61/18—Injection nozzles, e.g. having valve seats; Details of valve member seated ends, not otherwise provided for
    • 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
    • F02M2200/46—Valves, e.g. injectors, with concentric valve bodies
DE50300174T 2002-03-13 2003-02-13 Fuel injection valve for internal combustion engines Expired - Fee Related DE50300174D1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DE50300174T DE50300174D1 (en) 2002-03-13 2003-02-13 Fuel injection valve for internal combustion engines

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE10210927A DE10210927A1 (en) 2002-03-13 2002-03-13 Fuel injection valve for internal combustion engines
DE50300174T DE50300174D1 (en) 2002-03-13 2003-02-13 Fuel injection valve for internal combustion engines

Publications (1)

Publication Number Publication Date
DE50300174D1 true DE50300174D1 (en) 2005-01-05

Family

ID=27762890

Family Applications (2)

Application Number Title Priority Date Filing Date
DE10210927A Withdrawn DE10210927A1 (en) 2002-03-13 2002-03-13 Fuel injection valve for internal combustion engines
DE50300174T Expired - Fee Related DE50300174D1 (en) 2002-03-13 2003-02-13 Fuel injection valve for internal combustion engines

Family Applications Before (1)

Application Number Title Priority Date Filing Date
DE10210927A Withdrawn DE10210927A1 (en) 2002-03-13 2002-03-13 Fuel injection valve for internal combustion engines

Country Status (3)

Country Link
EP (1) EP1344929B1 (en)
JP (1) JP2003269282A (en)
DE (2) DE10210927A1 (en)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10304605A1 (en) * 2003-02-05 2004-08-19 Robert Bosch Gmbh Fuel injector with two coaxial valve needles
DE10334209A1 (en) * 2003-07-26 2005-02-10 Robert Bosch Gmbh Fuel injection device for an internal combustion engine
DE10338228A1 (en) * 2003-08-20 2005-03-10 Bosch Gmbh Robert Fuel injection valve for internal combustion engines
DE10348925A1 (en) * 2003-10-18 2005-05-12 Bosch Gmbh Robert Fuel injector with multipart, directly controlled injection valve member
DE10348923A1 (en) * 2003-10-18 2005-05-19 Robert Bosch Gmbh Valve for controlling fluids
DE102004028521A1 (en) * 2004-06-11 2005-12-29 Robert Bosch Gmbh Fuel injector with multipart injection valve member and with pressure booster
DE102004055267A1 (en) * 2004-11-17 2006-05-18 Robert Bosch Gmbh Fuel injecting device e.g. CR injector, for internal combustion engine, has gap formed between cylindrical section and piston, and control space confined between end surface of outer valve pin and side limitation
DE602005005159T2 (en) 2005-01-19 2009-04-30 Delphi Technologies, Inc., Troy Fuel injection valve
EP1693562B1 (en) 2005-01-19 2007-05-30 Delphi Technologies, Inc. Fuel injector
JP4239995B2 (en) * 2005-03-28 2009-03-18 トヨタ自動車株式会社 Fuel injection device for internal combustion engine
JP6828443B2 (en) * 2017-01-10 2021-02-10 株式会社デンソー Fuel injection device

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3824467A1 (en) * 1988-07-19 1990-01-25 Man B & W Diesel Ag Injection valve
DE4115477C2 (en) * 1990-05-17 2003-02-06 Avl Verbrennungskraft Messtech Injection nozzle for an internal combustion engine
AT3763U3 (en) * 1999-08-05 2000-12-27 Avl List Gmbh CAM-ACTUATED INJECTION DEVICE FOR AN INTERNAL COMBUSTION ENGINE
GB0021296D0 (en) * 2000-08-30 2000-10-18 Ricardo Consulting Eng A dual mode fuel injector

Also Published As

Publication number Publication date
EP1344929A1 (en) 2003-09-17
DE10210927A1 (en) 2003-10-02
JP2003269282A (en) 2003-09-25
EP1344929B1 (en) 2004-12-01

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Legal Events

Date Code Title Description
8339 Ceased/non-payment of the annual fee