JP4890482B2 - 直噴型内燃エンジンの燃料ポンプ振動伝播減衰方法及び装置 - Google Patents

直噴型内燃エンジンの燃料ポンプ振動伝播減衰方法及び装置 Download PDF

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Publication number
JP4890482B2
JP4890482B2 JP2008044145A JP2008044145A JP4890482B2 JP 4890482 B2 JP4890482 B2 JP 4890482B2 JP 2008044145 A JP2008044145 A JP 2008044145A JP 2008044145 A JP2008044145 A JP 2008044145A JP 4890482 B2 JP4890482 B2 JP 4890482B2
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Prior art keywords
fuel
fuel injector
injector
cup
assembly
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JP2008044145A
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Japanese (ja)
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JP2008255983A (ja
Inventor
淳 渡邊
バダリナラヤン ハーシャ
ボーグ ジョナサン
ジェー． マックーン ディー．
拓也 白石
淳 伯耆田
正浩 相馬
浩昭 佐伯
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Hitachi Ltd
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Hitachi Ltd
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    • 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
    • F02M55/02—Conduits between injection pumps and injectors, e.g. conduits between pump and common-rail or conduits between common-rail and injectors
    • F02M55/025—Common rails
    • 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
    • F02M55/004—Joints; Sealings
    • F02M55/005—Joints; Sealings for high pressure conduits, e.g. connected to pump outlet or to injector inlet
    • 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
    • F02M61/14—Arrangements of injectors with respect to engines; Mounting 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
    • F02M61/16—Details not provided for in, or of interest apart from, the apparatus of groups F02M61/02 - F02M61/14
    • F02M61/168—Assembling; Disassembling; Manufacturing; Adjusting
    • 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
    • F02M69/00—Low-pressure fuel-injection apparatus ; Apparatus with both continuous and intermittent injection; Apparatus injecting different types of fuel
    • F02M69/46—Details, component parts or accessories not provided for in, or of interest apart from, the apparatus covered by groups F02M69/02 - F02M69/44
    • F02M69/462—Arrangement of fuel conduits, e.g. with valves for maintaining pressure in the pipes after the engine being shut-down
    • F02M69/465—Arrangement of fuel conduits, e.g. with valves for maintaining pressure in the pipes after the engine being shut-down of fuel rails
    • 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
    • F02M2200/09—Fuel-injection apparatus having means for reducing noise
    • 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
    • F02M2200/40—Fuel-injection apparatus with fuel accumulators, e.g. a fuel injector having an integrated fuel accumulator
    • 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
    • F02M2200/8023—Fuel injection apparatus manufacture, repair or assembly the assembly involving use of quick-acting mechanisms, e.g. clips
    • 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
    • F02M2200/85—Mounting of fuel injection apparatus
    • F02M2200/856—Mounting of fuel injection apparatus characterised by mounting injector to fuel or common rail, or vice versa

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Fuel-Injection Apparatus (AREA)
JP2008044145A 2007-04-02 2008-02-26 直噴型内燃エンジンの燃料ポンプ振動伝播減衰方法及び装置 Active JP4890482B2 (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US11/695,195 US7406946B1 (en) 2007-04-02 2007-04-02 Method and apparatus for attenuating fuel pump noise in a direct injection internal combustion chamber
US11/695,195 2007-04-02

Related Child Applications (2)

Application Number Title Priority Date Filing Date
JP2011040110A Division JP5275387B2 (ja) 2007-04-02 2011-02-25 直噴型内燃エンジンの燃料ポンプ振動伝播減衰方法及び装置
JP2011272903A Division JP5320454B2 (ja) 2007-04-02 2011-12-14 直噴型内燃エンジンの燃料噴射器アセンブリ

Publications (2)

Publication Number Publication Date
JP2008255983A JP2008255983A (ja) 2008-10-23
JP4890482B2 true JP4890482B2 (ja) 2012-03-07

Family

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Family Applications (4)

Application Number Title Priority Date Filing Date
JP2008044145A Active JP4890482B2 (ja) 2007-04-02 2008-02-26 直噴型内燃エンジンの燃料ポンプ振動伝播減衰方法及び装置
JP2011040110A Active JP5275387B2 (ja) 2007-04-02 2011-02-25 直噴型内燃エンジンの燃料ポンプ振動伝播減衰方法及び装置
JP2011272903A Active JP5320454B2 (ja) 2007-04-02 2011-12-14 直噴型内燃エンジンの燃料噴射器アセンブリ
JP2013145097A Pending JP2013199943A (ja) 2007-04-02 2013-07-11 直噴型内燃エンジンの燃料ポンプ振動伝播減衰方法及び装置

Family Applications After (3)

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JP2011040110A Active JP5275387B2 (ja) 2007-04-02 2011-02-25 直噴型内燃エンジンの燃料ポンプ振動伝播減衰方法及び装置
JP2011272903A Active JP5320454B2 (ja) 2007-04-02 2011-12-14 直噴型内燃エンジンの燃料噴射器アセンブリ
JP2013145097A Pending JP2013199943A (ja) 2007-04-02 2013-07-11 直噴型内燃エンジンの燃料ポンプ振動伝播減衰方法及び装置

Country Status (4)

Country Link
US (2) US7406946B1 (enExample)
EP (2) EP2333305B1 (enExample)
JP (4) JP4890482B2 (enExample)
AT (1) ATE516437T1 (enExample)

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JP2012052556A (ja) 2012-03-15
EP2333305B1 (en) 2018-02-28
EP2333305A2 (en) 2011-06-15
USRE43864E1 (en) 2012-12-18
JP2011099456A (ja) 2011-05-19
EP2333305A3 (en) 2013-07-31
EP1978240B1 (en) 2011-07-13
JP2013199943A (ja) 2013-10-03
EP1978240A3 (en) 2009-10-07
JP2008255983A (ja) 2008-10-23
US7406946B1 (en) 2008-08-05
JP5275387B2 (ja) 2013-08-28
JP5320454B2 (ja) 2013-10-23
EP1978240A2 (en) 2008-10-08

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