GB2378985B - Method and arrangement for adjusting the magnet stroke in fuel injectors - Google Patents

Method and arrangement for adjusting the magnet stroke in fuel injectors

Info

Publication number
GB2378985B
GB2378985B GB0215766A GB0215766A GB2378985B GB 2378985 B GB2378985 B GB 2378985B GB 0215766 A GB0215766 A GB 0215766A GB 0215766 A GB0215766 A GB 0215766A GB 2378985 B GB2378985 B GB 2378985B
Authority
GB
United Kingdom
Prior art keywords
adjusting
arrangement
fuel injectors
magnet stroke
stroke
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 - Lifetime
Application number
GB0215766A
Other versions
GB0215766D0 (en
GB2378985A (en
Inventor
Rainer Haeberer
Matthias Horn
Robert Hajnovic
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 GB0215766D0 publication Critical patent/GB0215766D0/en
Publication of GB2378985A publication Critical patent/GB2378985A/en
Application granted granted Critical
Publication of GB2378985B publication Critical patent/GB2378985B/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
    • 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
    • F02M63/0017—Valves characterised by the valve actuating means electrical, e.g. using solenoid using electromagnetic operating means
    • F02M63/0019—Valves characterised by the valve actuating means electrical, e.g. using solenoid using electromagnetic operating means characterised by the arrangement of electromagnets or fixed armatures
    • 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
    • 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
    • F02M63/0017—Valves characterised by the valve actuating means electrical, e.g. using solenoid using electromagnetic operating means
    • F02M63/0021—Valves characterised by the valve actuating means electrical, e.g. using solenoid using electromagnetic operating means characterised by the arrangement of mobile armatures
    • F02M63/0022—Valves characterised by the valve actuating means electrical, e.g. using solenoid using electromagnetic operating means characterised by the arrangement of mobile armatures the armature and the valve being allowed to move relatively to each other
    • 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
    • F02M2200/80—Fuel injection apparatus manufacture, repair or assembly
    • F02M2200/8053—Fuel injection apparatus manufacture, repair or assembly involving mechanical deformation of the apparatus or parts thereof
    • 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
    • F02M2200/80—Fuel injection apparatus manufacture, repair or assembly
    • F02M2200/8092—Fuel injection apparatus manufacture, repair or assembly adjusting or calibration
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Fluid Mechanics (AREA)
  • Fuel-Injection Apparatus (AREA)
GB0215766A 2001-07-09 2002-07-08 Method and arrangement for adjusting the magnet stroke in fuel injectors Expired - Lifetime GB2378985B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE10133218A DE10133218C2 (en) 2001-07-09 2001-07-09 Method and device for adjusting the magnetic stroke on fuel injectors

Publications (3)

Publication Number Publication Date
GB0215766D0 GB0215766D0 (en) 2002-08-14
GB2378985A GB2378985A (en) 2003-02-26
GB2378985B true GB2378985B (en) 2003-12-31

Family

ID=7691120

Family Applications (1)

Application Number Title Priority Date Filing Date
GB0215766A Expired - Lifetime GB2378985B (en) 2001-07-09 2002-07-08 Method and arrangement for adjusting the magnet stroke in fuel injectors

Country Status (4)

Country Link
JP (1) JP2003074438A (en)
DE (1) DE10133218C2 (en)
FR (1) FR2827014B1 (en)
GB (1) GB2378985B (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104728002A (en) * 2015-03-26 2015-06-24 常州博瑞油泵油嘴有限公司 High pressure common rail oil sprayer without static leakage
CN104747334A (en) * 2015-03-26 2015-07-01 常州博瑞油泵油嘴有限公司 Electromagnetic jet control valve of low-inertia common-rail oil injector

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE60304569T2 (en) * 2003-05-30 2006-09-14 Siemens Vdo Automotive S.P.A., Fauglia Assembly of an injector
DE102004013239B4 (en) * 2004-03-18 2015-10-01 Robert Bosch Gmbh Solenoid valve with adjustable armature stroke and method for setting the same
US20060138374A1 (en) * 2004-04-14 2006-06-29 Lucas Michael A Solenoid actuated flow control valve including adjustable spacer
DE102004022958A1 (en) * 2004-05-10 2005-12-22 Siemens Ag Fuel injector with a correctable setting of an idle stroke of an actuator unit
EP1707797B1 (en) * 2005-03-14 2007-08-22 C.R.F. Società Consortile per Azioni Adjustable metering servovalve for a fuel injector
EP1707798B1 (en) * 2005-03-14 2010-05-19 C.R.F. Società Consortile per Azioni Adjustable metering servovalve for a fuel injector, and relative adjustment method
EP1845256B1 (en) * 2006-04-11 2010-01-27 C.R.F. Società Consortile per Azioni Fuel injector with adjustable metering servo-valve for an internal-combustion engine
EP1918568B1 (en) 2006-10-24 2009-02-25 C.R.F. Societa Consortile per Azioni Metering solenoid valve for a fuel injector
DE102007013245A1 (en) * 2007-03-20 2008-09-25 Robert Bosch Gmbh Pressure compensated switching valve
DE102009003208A1 (en) 2009-05-19 2010-11-25 Robert Bosch Gmbh Method for adjusting the valve lift
CN104308508B (en) * 2014-09-25 2017-06-16 黄山南科汽车传感器有限公司 A kind of sensor inner core bush fitting frock

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4218021A (en) * 1977-10-03 1980-08-19 General Motors Corporation Electromagnetic fuel injector
US4399944A (en) * 1980-08-21 1983-08-23 Robert Bosch Gmbh Electromagnetic fuel injection valve and process to manufacture an electromagnetic fuel injection valve
JPS5987273A (en) * 1982-11-12 1984-05-19 Mitsubishi Motors Corp Adjusting method of solenoid operated fuel injection device
WO1996041947A1 (en) * 1995-06-08 1996-12-27 Siemens Automotive Corporation Method of adjusting a solenoid air gap
EP0890730A2 (en) * 1997-07-11 1999-01-13 ELASIS SISTEMA RICERCA FIAT NEL MEZZOGIORNO Società Consortile per Azioni Adjustable metering valve for an internal combustion engine fuel injector, and relative method of adjustment
EP0916843A1 (en) * 1997-11-18 1999-05-19 ELASIS SISTEMA RICERCA FIAT NEL MEZZOGIORNO Società Consortile per Azioni Adjustable metering valve for an internal combustion engine fuel injector

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5244180A (en) * 1992-09-03 1993-09-14 Siemens Automotive L.P. Solenoid pre-loader
JPH08189439A (en) * 1994-12-28 1996-07-23 Zexel Corp Solenoid type fuel injection valve and its nozzle assembly fitting method
DE19650865A1 (en) * 1996-12-07 1998-06-10 Bosch Gmbh Robert magnetic valve
DE19829380A1 (en) * 1998-07-01 2000-01-05 Bosch Gmbh Robert Fuel injection valve for IC engines
DE19832826C2 (en) * 1998-07-21 2000-08-17 Bosch Gmbh Robert Assembly procedure for fuel injector and pilot valve and fuel injector
DE19902807C1 (en) * 1999-01-25 2000-06-08 Siemens Ag Play setting between actuator and servovalve driven by actuator in fuel injector
DE19956256B4 (en) * 1999-11-23 2004-04-08 Siemens Ag Idle stroke setting between an actuator and a transmission element of a valve in a fuel injector

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4218021A (en) * 1977-10-03 1980-08-19 General Motors Corporation Electromagnetic fuel injector
US4399944A (en) * 1980-08-21 1983-08-23 Robert Bosch Gmbh Electromagnetic fuel injection valve and process to manufacture an electromagnetic fuel injection valve
JPS5987273A (en) * 1982-11-12 1984-05-19 Mitsubishi Motors Corp Adjusting method of solenoid operated fuel injection device
WO1996041947A1 (en) * 1995-06-08 1996-12-27 Siemens Automotive Corporation Method of adjusting a solenoid air gap
EP0890730A2 (en) * 1997-07-11 1999-01-13 ELASIS SISTEMA RICERCA FIAT NEL MEZZOGIORNO Società Consortile per Azioni Adjustable metering valve for an internal combustion engine fuel injector, and relative method of adjustment
EP0916843A1 (en) * 1997-11-18 1999-05-19 ELASIS SISTEMA RICERCA FIAT NEL MEZZOGIORNO Società Consortile per Azioni Adjustable metering valve for an internal combustion engine fuel injector

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104728002A (en) * 2015-03-26 2015-06-24 常州博瑞油泵油嘴有限公司 High pressure common rail oil sprayer without static leakage
CN104747334A (en) * 2015-03-26 2015-07-01 常州博瑞油泵油嘴有限公司 Electromagnetic jet control valve of low-inertia common-rail oil injector

Also Published As

Publication number Publication date
GB0215766D0 (en) 2002-08-14
FR2827014B1 (en) 2006-02-17
DE10133218A1 (en) 2003-01-30
JP2003074438A (en) 2003-03-12
GB2378985A (en) 2003-02-26
FR2827014A1 (en) 2003-01-10
DE10133218C2 (en) 2003-07-03

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Legal Events

Date Code Title Description
PE20 Patent expired after termination of 20 years

Expiry date: 20220707