EP1143136A3 - Fuel injector for internal combustion engines - Google Patents

Fuel injector for internal combustion engines Download PDF

Info

Publication number
EP1143136A3
EP1143136A3 EP01105727A EP01105727A EP1143136A3 EP 1143136 A3 EP1143136 A3 EP 1143136A3 EP 01105727 A EP01105727 A EP 01105727A EP 01105727 A EP01105727 A EP 01105727A EP 1143136 A3 EP1143136 A3 EP 1143136A3
Authority
EP
European Patent Office
Prior art keywords
internal combustion
fuel injector
combustion engines
engines
injector
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.)
Granted
Application number
EP01105727A
Other languages
German (de)
French (fr)
Other versions
EP1143136B1 (en
EP1143136A2 (en
Inventor
Gerhard Girlinger
Manfred Hackl
Stefan Reisinger
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 EP1143136A2 publication Critical patent/EP1143136A2/en
Publication of EP1143136A3 publication Critical patent/EP1143136A3/en
Application granted granted Critical
Publication of EP1143136B1 publication Critical patent/EP1143136B1/en
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • 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
    • F02M2547/00—Special features for fuel-injection valves actuated by fluid pressure
    • F02M2547/003—Valve inserts containing control chamber and valve piston
EP01105727A 2000-04-08 2001-03-08 Fuel injector for internal combustion engines Expired - Lifetime EP1143136B1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE10017657A DE10017657A1 (en) 2000-04-08 2000-04-08 Fuel injection valve for internal combustion engines
DE10017657 2000-04-08

Publications (3)

Publication Number Publication Date
EP1143136A2 EP1143136A2 (en) 2001-10-10
EP1143136A3 true EP1143136A3 (en) 2003-09-10
EP1143136B1 EP1143136B1 (en) 2004-11-17

Family

ID=7638147

Family Applications (1)

Application Number Title Priority Date Filing Date
EP01105727A Expired - Lifetime EP1143136B1 (en) 2000-04-08 2001-03-08 Fuel injector for internal combustion engines

Country Status (4)

Country Link
US (1) US6488220B2 (en)
EP (1) EP1143136B1 (en)
JP (1) JP2001355544A (en)
DE (2) DE10017657A1 (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10144889C1 (en) * 2001-09-12 2003-04-17 Bosch Gmbh Robert Fuel injector, for direct fuel injection at an IC motor, has a feed drilling leading to a feed channel with an obtuse angle at their intersection, in a structure for optimum strength under high pressure
US7004094B2 (en) * 2002-06-28 2006-02-28 Carson Dale C Drag reduction system and method
JP2005226580A (en) * 2004-02-13 2005-08-25 Denso Corp Fuel injection device
AT501668B1 (en) * 2004-08-24 2007-03-15 Bosch Gmbh Robert CONTROL VALVE FOR AN INJECTION NOZZLE
DE102016220912A1 (en) * 2016-10-25 2018-04-26 Robert Bosch Gmbh Fuel injection valve

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3839635A1 (en) * 1988-11-24 1990-05-31 Bosch Gmbh Robert FUEL INJECTION NOZZLE FOR INTERNAL COMBUSTION ENGINES
DE19650865A1 (en) * 1996-12-07 1998-06-10 Bosch Gmbh Robert magnetic valve
EP0916842A1 (en) * 1997-11-18 1999-05-19 ELASIS SISTEMA RICERCA FIAT NEL MEZZOGIORNO Società Consortile per Azioni Device for controlling an internal combustion engine fuel injector

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS618460A (en) * 1984-06-25 1986-01-16 Toyota Motor Corp Fuel injection valve
JPH0665870B2 (en) * 1986-04-11 1994-08-24 日本電装株式会社 Fuel injection valve for internal combustion engine
JPH0665871B2 (en) * 1986-06-28 1994-08-24 日本電装株式会社 Fuel injection device for internal combustion engine
DE4142940C2 (en) * 1991-12-24 1994-01-27 Bosch Gmbh Robert Electrically controlled pump nozzle
DE4340874C2 (en) * 1993-12-01 1996-10-24 Bosch Gmbh Robert Fuel injection nozzle for internal combustion engines
US6027037A (en) * 1995-12-05 2000-02-22 Denso Corporation Accumulator fuel injection apparatus for internal combustion engine
GB9600771D0 (en) * 1996-01-13 1996-03-20 Lucas Ind Plc Fuel pump
DE19802244A1 (en) * 1998-01-22 1999-07-29 Bosch Gmbh Robert Fuel injection valve for IC engines
JPH11229996A (en) * 1998-02-12 1999-08-24 Denso Corp Fuel injection device
DE19827267A1 (en) * 1998-06-18 1999-12-23 Bosch Gmbh Robert Fuel injection valve for high pressure injection with improved control of the fuel supply
GB9820033D0 (en) * 1998-09-16 1998-11-04 Lucas Ind Plc Fuel injector
GB9820237D0 (en) * 1998-09-18 1998-11-11 Lucas Ind Plc Fuel injector
GB9823134D0 (en) * 1998-10-23 1998-12-16 Lucas Ind Plc Valve

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3839635A1 (en) * 1988-11-24 1990-05-31 Bosch Gmbh Robert FUEL INJECTION NOZZLE FOR INTERNAL COMBUSTION ENGINES
DE19650865A1 (en) * 1996-12-07 1998-06-10 Bosch Gmbh Robert magnetic valve
EP0916842A1 (en) * 1997-11-18 1999-05-19 ELASIS SISTEMA RICERCA FIAT NEL MEZZOGIORNO Società Consortile per Azioni Device for controlling an internal combustion engine fuel injector

Also Published As

Publication number Publication date
EP1143136B1 (en) 2004-11-17
US6488220B2 (en) 2002-12-03
EP1143136A2 (en) 2001-10-10
JP2001355544A (en) 2001-12-26
US20010054653A1 (en) 2001-12-27
DE50104514D1 (en) 2004-12-23
DE10017657A1 (en) 2001-10-11

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