JPH0220822B2 - - Google Patents

Info

Publication number
JPH0220822B2
JPH0220822B2 JP56209922A JP20992281A JPH0220822B2 JP H0220822 B2 JPH0220822 B2 JP H0220822B2 JP 56209922 A JP56209922 A JP 56209922A JP 20992281 A JP20992281 A JP 20992281A JP H0220822 B2 JPH0220822 B2 JP H0220822B2
Authority
JP
Japan
Prior art keywords
needle
fuel
hole
supply port
valve
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
Application number
JP56209922A
Other languages
English (en)
Japanese (ja)
Other versions
JPS58113575A (ja
Inventor
Jiro Akagi
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.)
Komatsu Ltd
Original Assignee
Komatsu 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 Komatsu Ltd filed Critical Komatsu Ltd
Priority to JP56209922A priority Critical patent/JPS58113575A/ja
Priority to GB08236536A priority patent/GB2114658B/en
Priority to DE19823247501 priority patent/DE3247501A1/de
Priority to US06/453,995 priority patent/US4561590A/en
Publication of JPS58113575A publication Critical patent/JPS58113575A/ja
Publication of JPH0220822B2 publication Critical patent/JPH0220822B2/ja
Granted 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
    • F02M61/20—Closing valves mechanically, e.g. arrangements of springs or weights or permanent magnets; Damping of valve lift
    • F02M61/205—Means specially adapted for varying the spring tension or assisting the spring force to close the injection-valve, e.g. with damping of valve lift
    • 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
    • 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
    • F02M47/06—Other fuel injectors peculiar thereto
    • 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
    • F02M61/10—Other injectors with elongated valve bodies, i.e. of needle-valve type

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)
JP56209922A 1981-12-28 1981-12-28 エンジンの燃料噴射装置 Granted JPS58113575A (ja)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP56209922A JPS58113575A (ja) 1981-12-28 1981-12-28 エンジンの燃料噴射装置
GB08236536A GB2114658B (en) 1981-12-28 1982-12-22 Fuel injection nozzle assembly
DE19823247501 DE3247501A1 (de) 1981-12-28 1982-12-22 Kraftstoffeinspritzduese
US06/453,995 US4561590A (en) 1981-12-28 1982-12-28 Fuel injection nozzle assembly

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP56209922A JPS58113575A (ja) 1981-12-28 1981-12-28 エンジンの燃料噴射装置

Publications (2)

Publication Number Publication Date
JPS58113575A JPS58113575A (ja) 1983-07-06
JPH0220822B2 true JPH0220822B2 (en]) 1990-05-10

Family

ID=16580882

Family Applications (1)

Application Number Title Priority Date Filing Date
JP56209922A Granted JPS58113575A (ja) 1981-12-28 1981-12-28 エンジンの燃料噴射装置

Country Status (4)

Country Link
US (1) US4561590A (en])
JP (1) JPS58113575A (en])
DE (1) DE3247501A1 (en])
GB (1) GB2114658B (en])

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60192872A (ja) * 1984-03-15 1985-10-01 Nippon Denso Co Ltd 蓄圧式燃料噴射弁
JPS61261659A (ja) * 1985-05-16 1986-11-19 Mitsubishi Motors Corp ユニツトインジエクタ装置
JPS62288366A (ja) * 1986-06-06 1987-12-15 Kubota Ltd ディーゼルエンジンの燃料噴射装置への燃料供給方法
US4807811A (en) * 1986-09-13 1989-02-28 Kubota Ltd. Accumulator fuel injector for diesel engine
DK171975B1 (da) * 1994-02-07 1997-09-01 Man B & W Diesel Gmbh Brændselsinjektor til en stor totakts forbrændingsmotor
US5934559A (en) * 1997-11-03 1999-08-10 Caterpillar Inc., Electronic fuel injector with internal single-pole solenoid and center flow post
US5947380A (en) * 1997-11-03 1999-09-07 Caterpillar Inc. Fuel injector utilizing flat-seat poppet valves
US5971300A (en) * 1997-11-04 1999-10-26 Caterpillar, Inc. Fuel injector employing center fuel flow and pressure-assisted check closing
DE19839581A1 (de) * 1997-11-04 1999-05-06 Lucas Ind Plc Treibstoffeinspritzvorrichtung
AU5026699A (en) * 1998-07-24 2000-02-21 Man B&W Diesel A/S A fuel valve for an internal combustion engine
US6517011B1 (en) * 2000-06-13 2003-02-11 Caterpillar Inc Fuel injector with pressurized fuel reverse flow check valve

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2959360A (en) * 1957-09-20 1960-11-08 Alco Products Inc Fuel injectors
US2985378A (en) * 1960-07-19 1961-05-23 Gen Motors Corp Accumulator type injection apparatus
US3442451A (en) * 1967-06-14 1969-05-06 Gen Motors Corp Dual stage accumulator type fuel injector
CH495504A (de) * 1968-08-28 1970-08-31 Sopromi Soc Proc Modern Inject Brennstoff-Einspritzventil mit elektromagnetischer Betätigung
US3982694A (en) * 1975-12-29 1976-09-28 Caterpillar Tractor Co. Accumulator type fuel injection assembly
US4200231A (en) * 1978-06-19 1980-04-29 General Motors Corporation Fuel injector nozzle
JPS5694854U (en]) * 1979-12-21 1981-07-28

Also Published As

Publication number Publication date
GB2114658B (en) 1985-06-26
US4561590A (en) 1985-12-31
JPS58113575A (ja) 1983-07-06
DE3247501A1 (de) 1983-07-07
DE3247501C2 (en]) 1993-03-04
GB2114658A (en) 1983-08-24

Similar Documents

Publication Publication Date Title
US4934599A (en) Fuel injection nozzle for two-stage fuel injection
JPH0550589B2 (en])
JPH0220822B2 (en])
JPS5865966A (ja) 内燃機関用の燃料噴射ポンプ
JPS6193265A (ja) 多段噴射ノズル
JPH0227175Y2 (en])
JPH03519Y2 (en])
JP2684731B2 (ja) 燃料噴射装置
JPS608342B2 (ja) 燃料噴射ポンプ
JP2000027734A (ja) ディーゼルエンジンの燃料噴射弁
JP3550793B2 (ja) 燃料噴射ノズル
JPS6036779Y2 (ja) 吸戻しピストン装置
JPH0426689Y2 (en])
JPH0732930Y2 (ja) 気化器の燃料バルブシート
JPS5846870U (ja) 燃料噴射ノズル
JPS6343405Y2 (en])
JPH0238002Y2 (en])
JPH0693938A (ja) 燃料噴射弁
JPS6012930Y2 (ja) インジエクタ装置
CN115478971A (zh) 可调阀杆升程结构组件及高压燃油喷射器
JPH0338452Y2 (en])
JPH05172015A (ja) 多段開弁式燃料噴射ノズル
JPS6345468U (en])
JPH068763U (ja) 燃料噴射装置
JPS59156170U (ja) 燃料噴射弁装置