DE59907284D1 - VALVE CONTROL UNIT FOR A FUEL INJECTION VALVE - Google Patents

VALVE CONTROL UNIT FOR A FUEL INJECTION VALVE

Info

Publication number
DE59907284D1
DE59907284D1 DE59907284T DE59907284T DE59907284D1 DE 59907284 D1 DE59907284 D1 DE 59907284D1 DE 59907284 T DE59907284 T DE 59907284T DE 59907284 T DE59907284 T DE 59907284T DE 59907284 D1 DE59907284 D1 DE 59907284D1
Authority
DE
Germany
Prior art keywords
valve
control unit
fuel injection
injection valve
valve control
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
DE59907284T
Other languages
German (de)
Inventor
Dieter Kienzler
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
Application granted granted Critical
Publication of DE59907284D1 publication Critical patent/DE59907284D1/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
    • 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
    • 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
    • F02M2547/00—Special features for fuel-injection valves actuated by fluid pressure
    • F02M2547/008—Means for influencing the flow rate out of or into a control chamber, e.g. depending on the position of the needle

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Fuel-Injection Apparatus (AREA)
DE59907284T 1998-06-16 1999-06-08 VALVE CONTROL UNIT FOR A FUEL INJECTION VALVE Expired - Fee Related DE59907284D1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19826719A DE19826719A1 (en) 1998-06-16 1998-06-16 Valve control unit for a fuel injector
PCT/DE1999/001661 WO1999066192A1 (en) 1998-06-16 1999-06-08 Valve control unit for a fuel injection valve

Publications (1)

Publication Number Publication Date
DE59907284D1 true DE59907284D1 (en) 2003-11-13

Family

ID=7871001

Family Applications (2)

Application Number Title Priority Date Filing Date
DE19826719A Withdrawn DE19826719A1 (en) 1998-06-16 1998-06-16 Valve control unit for a fuel injector
DE59907284T Expired - Fee Related DE59907284D1 (en) 1998-06-16 1999-06-08 VALVE CONTROL UNIT FOR A FUEL INJECTION VALVE

Family Applications Before (1)

Application Number Title Priority Date Filing Date
DE19826719A Withdrawn DE19826719A1 (en) 1998-06-16 1998-06-16 Valve control unit for a fuel injector

Country Status (5)

Country Link
EP (1) EP1029173B1 (en)
JP (1) JP2002518629A (en)
KR (1) KR20010022916A (en)
DE (2) DE19826719A1 (en)
WO (1) WO1999066192A1 (en)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19963920B4 (en) * 1999-12-31 2005-01-13 Robert Bosch Gmbh Injector for a common-rail fuel injection system with a slide-controlled inlet channel and direct coupling of the control piston and the nozzle channel
DE10033426B4 (en) * 2000-07-10 2004-10-14 Robert Bosch Gmbh Injector / nozzle needle combination with control room coupling
WO2002044546A1 (en) * 2000-11-28 2002-06-06 Siemens Aktiengesellschaft Control chamber and control plunger for an injection valve of an internal combustion engine
DE10152230A1 (en) * 2001-10-20 2003-04-30 Bosch Gmbh Robert High pressure resistant injector body
DE10155406A1 (en) * 2001-11-10 2003-05-22 Bosch Gmbh Robert Fuel injection device for an internal combustion engine
DE10163693A1 (en) 2001-12-21 2003-07-10 Orange Gmbh Injection injector for internal combustion engines
US20060196974A1 (en) * 2005-03-01 2006-09-07 Caterpillar Inc. Fuel injector having a gradually restricted drain passageway
US7506825B2 (en) 2006-05-31 2009-03-24 Caterpillar Inc. Fuel injector control system
EP2085604A1 (en) 2008-02-04 2009-08-05 Robert Bosch GmbH Fuel injector
DE102009000283A1 (en) 2008-02-04 2009-08-06 Robert Bosch Gmbh Fuel injector, particularly common-rail injector for injecting fuel into combustion chamber of internal-combustion engine, has sealing edge that is formed at front wall of injection valve element
DE102012221470A1 (en) * 2012-11-23 2014-05-28 Robert Bosch Gmbh Fuel injector
EP2808532B1 (en) * 2013-05-30 2017-08-16 Delphi International Operations Luxembourg S.à r.l. Fuel injector
GB201402921D0 (en) * 2014-02-19 2014-04-02 Delphi Int Operations Luxembourg Sarl Fuel injector

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1232027B (en) * 1989-03-03 1992-01-23 Weber Srl IMPROVEMENT IN THE INJECTION DEVICES OF THE ELECTROMAGNETIC FUEL FOR DIESEL CYCLE ENGINES
IT1250900B (en) * 1991-12-24 1995-04-21 Elasis Sistema Ricerca Fiat ELECTROMAGNETICALLY OPERATED FUEL INJECTION VALVE.
IT1261149B (en) * 1993-12-30 1996-05-09 Elasis Sistema Ricerca Fiat DOSING VALVE FOR THE CONTROL OF THE SHUTTER OF A FUEL INJECTOR
GB9508623D0 (en) * 1995-04-28 1995-06-14 Lucas Ind Plc "Fuel injection nozzle"
JPH0932683A (en) * 1995-07-14 1997-02-04 Isuzu Motors Ltd Fuel injection device of internal combustion engine

Also Published As

Publication number Publication date
WO1999066192A1 (en) 1999-12-23
JP2002518629A (en) 2002-06-25
KR20010022916A (en) 2001-03-26
EP1029173B1 (en) 2003-10-08
EP1029173A1 (en) 2000-08-23
DE19826719A1 (en) 1999-12-23

Similar Documents

Publication Publication Date Title
DE69738520D1 (en) Electromagnetic dosing valve for a fuel injection valve
DE59907682D1 (en) Control valve for fuel injection valve
DE69736461D1 (en) Electromagnetic dosing valve for a fuel injection valve
DE60023127D1 (en) COATING FOR A FUEL INJECTION VALVE SEAT
DE50104417D1 (en) COMPENSATING ELEMENT FOR A FUEL INJECTION VALVE
DE69900438D1 (en) HOLDING CLAMP ARRANGEMENT FOR A FUEL INJECTION VALVE
DE69908906D1 (en) UNMAGNETIC SHELL COMPONENT FOR A WELDED FUEL INJECTION VALVE
DE59709782D1 (en) VALVE NEEDLE FOR AN INJECTION VALVE
DE69612459D1 (en) DIRECTLY DRIVED VALVE FOR A FUEL INJECTION VALVE
DE59906857D1 (en) VALVE CONTROL UNIT FOR A FUEL INJECTION VALVE
DE69612144D1 (en) Improved electromagnetic metering valve for a fuel injector
DE50209159D1 (en) COMPENSATING ELEMENT FOR A FUEL INJECTION VALVE
DE69725112D1 (en) Fuel supply device for a vehicle
DE60029657D1 (en) Fuel injection control system for a diesel engine
DE69805967D1 (en) SPIRAL GENERATOR FOR FUEL INJECTION VALVE
DE69822375D1 (en) Fuel injection control system for a diesel engine
DE50200816D1 (en) SEALING DEVICE FOR A FUEL INJECTION VALVE
DE60026401D1 (en) Fuel injection control system for a diesel engine
DE59909783D1 (en) Injection valve for fuel injection systems
DE59608969D1 (en) FUEL INJECTION VALVE FOR HIGH PRESSURE INJECTION
DE60016989D1 (en) Fuel pressure control device for a high pressure fuel injection system
DE69902463D1 (en) SLOTED CASE FOR FUEL INJECTION VALVE
DE59803156D1 (en) DAMPER ELEMENT FOR A FUEL SUPPLY SYSTEM
DE59907284D1 (en) VALVE CONTROL UNIT FOR A FUEL INJECTION VALVE
DE60119006D1 (en) Fuel pressure control device for a high pressure fuel injection system

Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee