GB2592019B - Diesel injector with an optimized valve assembly - Google Patents

Diesel injector with an optimized valve assembly Download PDF

Info

Publication number
GB2592019B
GB2592019B GB2001883.4A GB202001883A GB2592019B GB 2592019 B GB2592019 B GB 2592019B GB 202001883 A GB202001883 A GB 202001883A GB 2592019 B GB2592019 B GB 2592019B
Authority
GB
United Kingdom
Prior art keywords
valve assembly
diesel injector
optimized valve
optimized
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.)
Active
Application number
GB2001883.4A
Other versions
GB202001883D0 (en
GB2592019A (en
Inventor
Vincent Laurent
Bonneau David
Queron Laurent
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.)
Delphi Technologies IP Ltd
Original Assignee
Delphi Technologies IP Ltd
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 Delphi Technologies IP Ltd filed Critical Delphi Technologies IP Ltd
Priority to GB2001883.4A priority Critical patent/GB2592019B/en
Publication of GB202001883D0 publication Critical patent/GB202001883D0/en
Priority to PCT/EP2021/053386 priority patent/WO2021160765A1/en
Priority to EP21705475.8A priority patent/EP4103831A1/en
Publication of GB2592019A publication Critical patent/GB2592019A/en
Application granted granted Critical
Publication of GB2592019B publication Critical patent/GB2592019B/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
    • 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
    • F02M55/00—Fuel-injection apparatus characterised by their fuel conduits or their venting means; Arrangements of conduits between fuel tank and pump F02M37/00
    • F02M55/008—Arrangement of fuel passages inside of injectors
    • 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
    • F02M61/042—The valves being provided with fuel passages
    • 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
    • F02M63/007—Details not provided for in, or of interest apart from, the apparatus of the groups F02M63/0014 - F02M63/0059
    • F02M63/0078—Valve member details, e.g. special shape, hollow or fuel passages in the valve member
    • 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
    • F02M2200/05—Fuel-injection apparatus having means for preventing corrosion
    • 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
    • F02M2200/8061—Fuel injection apparatus manufacture, repair or assembly involving press-fit, i.e. interference or friction fit

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)
GB2001883.4A 2020-02-12 2020-02-12 Diesel injector with an optimized valve assembly Active GB2592019B (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
GB2001883.4A GB2592019B (en) 2020-02-12 2020-02-12 Diesel injector with an optimized valve assembly
PCT/EP2021/053386 WO2021160765A1 (en) 2020-02-12 2021-02-11 Diesel injector with an optimized valve assembly
EP21705475.8A EP4103831A1 (en) 2020-02-12 2021-02-11 Diesel injector with an optimized valve assembly

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB2001883.4A GB2592019B (en) 2020-02-12 2020-02-12 Diesel injector with an optimized valve assembly

Publications (3)

Publication Number Publication Date
GB202001883D0 GB202001883D0 (en) 2020-03-25
GB2592019A GB2592019A (en) 2021-08-18
GB2592019B true GB2592019B (en) 2022-07-06

Family

ID=69897196

Family Applications (1)

Application Number Title Priority Date Filing Date
GB2001883.4A Active GB2592019B (en) 2020-02-12 2020-02-12 Diesel injector with an optimized valve assembly

Country Status (3)

Country Link
EP (1) EP4103831A1 (en)
GB (1) GB2592019B (en)
WO (1) WO2021160765A1 (en)

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5396926A (en) * 1993-03-19 1995-03-14 Cummins Engine Company, Inc. Force balanced three-way solenoid valve
EP1865192A2 (en) * 2006-06-07 2007-12-12 Robert Bosch Gmbh Fuel injector with servo assistance

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2350662A (en) * 1999-06-03 2000-12-06 Lucas Ind Plc Valve for a fuel injector
FR3027350B1 (en) * 2014-10-20 2019-10-04 Delphi Technologies Ip Limited FUEL INJECTOR

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5396926A (en) * 1993-03-19 1995-03-14 Cummins Engine Company, Inc. Force balanced three-way solenoid valve
EP1865192A2 (en) * 2006-06-07 2007-12-12 Robert Bosch Gmbh Fuel injector with servo assistance

Also Published As

Publication number Publication date
GB202001883D0 (en) 2020-03-25
EP4103831A1 (en) 2022-12-21
WO2021160765A1 (en) 2021-08-19
GB2592019A (en) 2021-08-18

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