GB2553140B - Control valve assembly of a fuel injector - Google Patents

Control valve assembly of a fuel injector Download PDF

Info

Publication number
GB2553140B
GB2553140B GB1614523.7A GB201614523A GB2553140B GB 2553140 B GB2553140 B GB 2553140B GB 201614523 A GB201614523 A GB 201614523A GB 2553140 B GB2553140 B GB 2553140B
Authority
GB
United Kingdom
Prior art keywords
control valve
valve assembly
fuel injector
injector
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
GB1614523.7A
Other versions
GB201614523D0 (en
GB2553140A (en
Inventor
Sullivan Kris
A Meek George
N Wray Jonathan
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 GB1614523.7A priority Critical patent/GB2553140B/en
Publication of GB201614523D0 publication Critical patent/GB201614523D0/en
Priority to PCT/EP2017/069737 priority patent/WO2018036786A1/en
Priority to EP17748493.8A priority patent/EP3504423B1/en
Publication of GB2553140A publication Critical patent/GB2553140A/en
Application granted granted Critical
Publication of GB2553140B publication Critical patent/GB2553140B/en
Expired - Fee Related 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
    • F02M51/00—Fuel-injection apparatus characterised by being operated electrically
    • F02M51/06—Injectors peculiar thereto with means directly operating the valve needle
    • 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
    • F02M55/002—Arrangement of leakage or drain conduits in or from 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
    • 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
    • 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
    • F02M63/0031—Valves characterized by the type of valves, e.g. special valve member details, valve seat details, valve housing details
    • F02M63/004—Sliding valves, e.g. spool valves, i.e. whereby the closing member has a sliding movement along a seat for opening and closing
    • 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
    • F02M2200/31—Fuel-injection apparatus having hydraulic pressure fluctuations damping elements

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)
GB1614523.7A 2016-08-25 2016-08-25 Control valve assembly of a fuel injector Expired - Fee Related GB2553140B (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
GB1614523.7A GB2553140B (en) 2016-08-25 2016-08-25 Control valve assembly of a fuel injector
PCT/EP2017/069737 WO2018036786A1 (en) 2016-08-25 2017-08-03 Control valve assembly of a fuel injector
EP17748493.8A EP3504423B1 (en) 2016-08-25 2017-08-03 Control valve assembly of a fuel injector

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1614523.7A GB2553140B (en) 2016-08-25 2016-08-25 Control valve assembly of a fuel injector

Publications (3)

Publication Number Publication Date
GB201614523D0 GB201614523D0 (en) 2016-10-12
GB2553140A GB2553140A (en) 2018-02-28
GB2553140B true GB2553140B (en) 2020-04-01

Family

ID=57119751

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1614523.7A Expired - Fee Related GB2553140B (en) 2016-08-25 2016-08-25 Control valve assembly of a fuel injector

Country Status (3)

Country Link
EP (1) EP3504423B1 (en)
GB (1) GB2553140B (en)
WO (1) WO2018036786A1 (en)

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6032971A (en) * 1983-08-02 1985-02-20 Nissan Motor Co Ltd Fuel injector for internal-combustion engine
JPH11200985A (en) * 1998-01-16 1999-07-27 Nippon Soken Inc Pressure accumulation type fuel injection device
DE102008002527A1 (en) * 2008-06-19 2009-12-24 Robert Bosch Gmbh Fuel injector

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102006054063A1 (en) * 2006-11-16 2008-05-21 Robert Bosch Gmbh fuel injector
DE102007010497A1 (en) * 2007-03-05 2008-09-11 Robert Bosch Gmbh Injector, particularly common-rail-injector for injecting fuel into combustion chamber of internal-combustion engine, has control valve, where return motion is sealed by separate or integrally formed sealing piston
EP2333296B1 (en) * 2009-12-10 2013-04-17 Delphi Technologies Holding S.à.r.l. A Valve Member for a Fluid Valve Arrangement
EP2711537B1 (en) * 2012-09-25 2017-08-16 Delphi International Operations Luxembourg S.à r.l. Fuel injector

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6032971A (en) * 1983-08-02 1985-02-20 Nissan Motor Co Ltd Fuel injector for internal-combustion engine
JPH11200985A (en) * 1998-01-16 1999-07-27 Nippon Soken Inc Pressure accumulation type fuel injection device
DE102008002527A1 (en) * 2008-06-19 2009-12-24 Robert Bosch Gmbh Fuel injector

Also Published As

Publication number Publication date
GB201614523D0 (en) 2016-10-12
EP3504423A1 (en) 2019-07-03
EP3504423B1 (en) 2021-10-06
GB2553140A (en) 2018-02-28
WO2018036786A1 (en) 2018-03-01

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Legal Events

Date Code Title Description
732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)

Free format text: REGISTERED BETWEEN 20190222 AND 20190227

PCNP Patent ceased through non-payment of renewal fee

Effective date: 20220825