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DE502005007483D1 - injection - Google Patents

injection

Info

Publication number
DE502005007483D1
DE502005007483D1 DE200550007483 DE502005007483T DE502005007483D1 DE 502005007483 D1 DE502005007483 D1 DE 502005007483D1 DE 200550007483 DE200550007483 DE 200550007483 DE 502005007483 T DE502005007483 T DE 502005007483T DE 502005007483 D1 DE502005007483 D1 DE 502005007483D1
Authority
DE
Germany
Prior art keywords
injection
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.)
Active
Application number
DE200550007483
Other languages
German (de)
Inventor
Holger Rapp
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
Publication of DE502005007483D1 publication Critical patent/DE502005007483D1/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • 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
    • 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
    • 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
    • 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
    • F02M61/04—Fuel-injectors not provided for in groups F02M39/00 - F02M57/00 or F02M67/00 having valves, e.g. having a plurality of valves in series
    • F02M61/10—Other injectors with elongated valve bodies, i.e. of needle-valve type
    • F02M61/12—Other injectors with elongated valve bodies, i.e. of needle-valve type characterised by the provision of guiding or centring means for valve bodies

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Fuel-Injection Apparatus (AREA)
DE200550007483 2004-04-27 2005-02-18 injection Active DE502005007483D1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE200410020550 DE102004020550A1 (en) 2004-04-27 2004-04-27 injection

Publications (1)

Publication Number Publication Date
DE502005007483D1 true DE502005007483D1 (en) 2009-07-30

Family

ID=34938757

Family Applications (2)

Application Number Title Priority Date Filing Date
DE200410020550 Withdrawn DE102004020550A1 (en) 2004-04-27 2004-04-27 injection
DE200550007483 Active DE502005007483D1 (en) 2004-04-27 2005-02-18 injection

Family Applications Before (1)

Application Number Title Priority Date Filing Date
DE200410020550 Withdrawn DE102004020550A1 (en) 2004-04-27 2004-04-27 injection

Country Status (2)

Country Link
EP (1) EP1591655B1 (en)
DE (2) DE102004020550A1 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102005020832A1 (en) * 2005-05-04 2006-11-09 Robert Bosch Gmbh Automotive fuel injection jet has two sliding needles both linked to a common fuel flow regulation chamber
DE102008001602B4 (en) 2008-05-06 2018-11-22 Robert Bosch Gmbh Method for controlling a control valve of a fuel injector and fuel injection system
CN112431699B (en) * 2020-11-12 2021-12-24 一汽解放汽车有限公司 Matching parts high pressure flow measuring device of long needle valve fuel sprayer

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10058153A1 (en) * 2000-11-22 2002-06-06 Bosch Gmbh Robert Injection nozzle with separately controllable nozzle needles
DE10118699A1 (en) * 2001-04-17 2002-10-31 Bosch Gmbh Robert Fuel injection device and fuel system for internal combustion engines, and internal combustion engine
DE10222196A1 (en) * 2002-05-18 2003-11-27 Bosch Gmbh Robert Fuel injection valve for combustion engine, has control valve with valve chamber and valve member that is moveable between two end positions for opening or closing connections to certain chambers
DE10304605A1 (en) * 2003-02-05 2004-08-19 Robert Bosch Gmbh Fuel injector with two coaxial valve needles

Also Published As

Publication number Publication date
EP1591655B1 (en) 2009-06-17
EP1591655A1 (en) 2005-11-02
DE102004020550A1 (en) 2005-11-24

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition