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FR2865776B1 - FUEL INJECTION SYSTEM FOR AN INTERNAL COMBUSTION ENGINE - Google Patents

FUEL INJECTION SYSTEM FOR AN INTERNAL COMBUSTION ENGINE

Info

Publication number
FR2865776B1
FR2865776B1 FR0550307A FR0550307A FR2865776B1 FR 2865776 B1 FR2865776 B1 FR 2865776B1 FR 0550307 A FR0550307 A FR 0550307A FR 0550307 A FR0550307 A FR 0550307A FR 2865776 B1 FR2865776 B1 FR 2865776B1
Authority
FR
France
Prior art keywords
combustion engine
internal combustion
fuel injection
injection system
fuel
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
FR0550307A
Other languages
French (fr)
Other versions
FR2865776A1 (en
Inventor
Dirk Vahle
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 FR2865776A1 publication Critical patent/FR2865776A1/en
Application granted granted Critical
Publication of FR2865776B1 publication Critical patent/FR2865776B1/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
    • 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
    • F02M61/205—Means specially adapted for varying the spring tension or assisting the spring force to close the injection-valve, e.g. with 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
    • 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
    • F02M57/00—Fuel-injectors combined or associated with other devices
    • F02M57/02—Injectors structurally combined with fuel-injection pumps
    • F02M57/022—Injectors structurally combined with fuel-injection pumps characterised by the pump drive
    • F02M57/025—Injectors structurally combined with fuel-injection pumps characterised by the pump drive hydraulic, e.g. with pressure amplification
    • 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
    • F02M2200/30—Fuel-injection apparatus having mechanical parts, the movement of which is damped
    • F02M2200/304—Fuel-injection apparatus having mechanical parts, the movement of which is damped using hydraulic means

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)
FR0550307A 2004-02-04 2005-02-03 FUEL INJECTION SYSTEM FOR AN INTERNAL COMBUSTION ENGINE Expired - Fee Related FR2865776B1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE200410005451 DE102004005451A1 (en) 2004-02-04 2004-02-04 Fuel injection system for internal combustion engines

Publications (2)

Publication Number Publication Date
FR2865776A1 FR2865776A1 (en) 2005-08-05
FR2865776B1 true FR2865776B1 (en) 2008-04-04

Family

ID=34745226

Family Applications (1)

Application Number Title Priority Date Filing Date
FR0550307A Expired - Fee Related FR2865776B1 (en) 2004-02-04 2005-02-03 FUEL INJECTION SYSTEM FOR AN INTERNAL COMBUSTION ENGINE

Country Status (4)

Country Link
CN (1) CN1651753A (en)
DE (1) DE102004005451A1 (en)
FR (1) FR2865776B1 (en)
IT (1) ITMI20050137A1 (en)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102005059830B3 (en) * 2005-12-14 2007-05-03 Siemens Ag Fuel injection device for internal-combustion engine, comprises several injectors, which are arranged hydraulically parallel and downstream to fuel accumulator
DE102006038840A1 (en) 2006-08-18 2008-02-21 Robert Bosch Gmbh Fuel injector with piston return of a pressure booster piston
DE102007043538A1 (en) * 2007-09-12 2009-03-19 Robert Bosch Gmbh Injector with hydraulic damper
DE102007044361A1 (en) * 2007-09-17 2009-03-19 Robert Bosch Gmbh Control valve for a fuel injector
DE102010040316A1 (en) * 2010-09-07 2012-03-08 Robert Bosch Gmbh fuel injector
DE102010064057A1 (en) * 2010-12-23 2012-06-28 Robert Bosch Gmbh Fuel injection valve for internal combustion engines
EP2615294A1 (en) * 2012-01-13 2013-07-17 Delphi Technologies Holding S.à.r.l. Fuel injector
DE102013212269A1 (en) 2013-06-26 2014-12-31 Robert Bosch Gmbh Fuel injection valve for internal combustion engines
DE102015117854B4 (en) 2015-09-29 2018-04-12 L'orange Gmbh Fuel injection injector with an adjustable nozzle needle
CN111648893A (en) * 2020-05-27 2020-09-11 天津职业技术师范大学(中国职业培训指导教师进修中心) A plunger for an electronically controlled fuel injector control valve, a fast response electronically controlled fuel injector control valve and a control method thereof

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB736794A (en) * 1952-05-13 1955-09-14 David William Edgar Kyle Improvements in liquid fuel injection equipment for internal combustion engines
US4200231A (en) * 1978-06-19 1980-04-29 General Motors Corporation Fuel injector nozzle
DE3221442A1 (en) * 1982-06-07 1983-12-08 Robert Bosch Gmbh, 7000 Stuttgart FUEL INJECTION NOZZLE FOR INTERNAL COMBUSTION ENGINES
DE10026286A1 (en) * 2000-05-26 2001-12-13 Orange Gmbh Injection valve for injecting fuel into the combustion chamber of an internal combustion engine
DE10260724A1 (en) * 2002-12-23 2004-07-01 Robert Bosch Gmbh Fuel injection valve for internal combustion engines

Also Published As

Publication number Publication date
DE102004005451A1 (en) 2005-08-25
ITMI20050137A1 (en) 2005-08-05
CN1651753A (en) 2005-08-10
FR2865776A1 (en) 2005-08-05

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Legal Events

Date Code Title Description
ST Notification of lapse

Effective date: 20101029