JPH0550589B2 - - Google Patents

Info

Publication number
JPH0550589B2
JPH0550589B2 JP59049664A JP4966484A JPH0550589B2 JP H0550589 B2 JPH0550589 B2 JP H0550589B2 JP 59049664 A JP59049664 A JP 59049664A JP 4966484 A JP4966484 A JP 4966484A JP H0550589 B2 JPH0550589 B2 JP H0550589B2
Authority
JP
Japan
Prior art keywords
chamber
fuel
damper
pressure
needle 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 - Lifetime
Application number
JP59049664A
Other languages
English (en)
Japanese (ja)
Other versions
JPS60192872A (ja
Inventor
Masaaki Kato
Kokei Nakatsuka
Shigeki Tojo
Kazuyoshi Arai
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.)
Denso Corp
Original Assignee
NipponDenso Co 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 NipponDenso Co Ltd filed Critical NipponDenso Co Ltd
Priority to JP59049664A priority Critical patent/JPS60192872A/ja
Priority to US06/711,838 priority patent/US4627571A/en
Publication of JPS60192872A publication Critical patent/JPS60192872A/ja
Publication of JPH0550589B2 publication Critical patent/JPH0550589B2/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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Fuel-Injection Apparatus (AREA)
JP59049664A 1984-03-15 1984-03-15 蓄圧式燃料噴射弁 Granted JPS60192872A (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP59049664A JPS60192872A (ja) 1984-03-15 1984-03-15 蓄圧式燃料噴射弁
US06/711,838 US4627571A (en) 1984-03-15 1985-03-14 Fuel injection nozzle

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP59049664A JPS60192872A (ja) 1984-03-15 1984-03-15 蓄圧式燃料噴射弁

Publications (2)

Publication Number Publication Date
JPS60192872A JPS60192872A (ja) 1985-10-01
JPH0550589B2 true JPH0550589B2 (en, 2012) 1993-07-29

Family

ID=12837441

Family Applications (1)

Application Number Title Priority Date Filing Date
JP59049664A Granted JPS60192872A (ja) 1984-03-15 1984-03-15 蓄圧式燃料噴射弁

Country Status (2)

Country Link
US (1) US4627571A (en, 2012)
JP (1) JPS60192872A (en, 2012)

Families Citing this family (39)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4987887A (en) * 1990-03-28 1991-01-29 Stanadyne Automotive Corp. Fuel injector method and apparatus
US5020500A (en) * 1990-03-28 1991-06-04 Stanadyne Automotive Corp. Hole type fuel injector and injection method
US5148987A (en) * 1990-07-05 1992-09-22 Yamaha Hatsudoki Kabushiki Kaisha High pressure fuel injection device for engine
GB9302566D0 (en) * 1993-02-10 1993-03-24 Lucas Ind Plc Valve
US5287838A (en) * 1993-02-26 1994-02-22 Caterpillar Inc. Compact reverse flow check valve assembly for a unit fluid pump-injector
US5492098A (en) * 1993-03-01 1996-02-20 Caterpillar Inc. Flexible injection rate shaping device for a hydraulically-actuated fuel injection system
US6161770A (en) 1994-06-06 2000-12-19 Sturman; Oded E. Hydraulically driven springless fuel injector
US6257499B1 (en) 1994-06-06 2001-07-10 Oded E. Sturman High speed fuel injector
US5826562A (en) * 1994-07-29 1998-10-27 Caterpillar Inc. Piston and barrell assembly with stepped top and hydraulically-actuated fuel injector utilizing same
US6148778A (en) 1995-05-17 2000-11-21 Sturman Industries, Inc. Air-fuel module adapted for an internal combustion engine
US5954487A (en) * 1995-06-23 1999-09-21 Diesel Technology Company Fuel pump control valve assembly
US5730109A (en) * 1995-11-02 1998-03-24 Tag Co., Ltd. Exhaust gas purification system in combustion engine
FR2748783B1 (fr) * 1996-05-17 1998-08-14 Melchior Jean F Dispositif d'injection de combustible liquide pour moteur a combustion interne
US5860597A (en) * 1997-03-24 1999-01-19 Cummins Engine Company, Inc. Injection rate shaping nozzle assembly for a fuel injector
GB9714647D0 (en) * 1997-07-12 1997-09-17 Lucas Ind Plc Injector
US5934559A (en) * 1997-11-03 1999-08-10 Caterpillar Inc., Electronic fuel injector with internal single-pole solenoid and center flow post
US6085991A (en) 1998-05-14 2000-07-11 Sturman; Oded E. Intensified fuel injector having a lateral drain passage
US6089470A (en) * 1999-03-10 2000-07-18 Diesel Technology Company Control valve assembly for pumps and injectors
US6158419A (en) * 1999-03-10 2000-12-12 Diesel Technology Company Control valve assembly for pumps and injectors
DE19928906A1 (de) * 1999-06-24 2001-01-11 Bosch Gmbh Robert Common-Rail-Injektor
US6499467B1 (en) 2000-03-31 2002-12-31 Cummins Inc. Closed nozzle fuel injector with improved controllabilty
DE10054992A1 (de) * 2000-11-07 2002-06-06 Bosch Gmbh Robert Druckgesteuerter Injektor mit Kraftausgleich
DE60025939T2 (de) * 2000-11-17 2006-09-21 Delphi Technologies, Inc., Troy Nadelhubdämpfer eines injektors für brennstoffeinspritzung und dämpfungsverfahren
US6450778B1 (en) 2000-12-07 2002-09-17 Diesel Technology Company Pump system with high pressure restriction
US6595189B2 (en) * 2001-08-10 2003-07-22 Caterpillar Inc Method of reducing noise in a mechanically actuated fuel injection system and engine using same
DE10221384A1 (de) * 2002-05-14 2003-11-27 Bosch Gmbh Robert Kraftstoffeinspritzeinrichtung für eine Brennkraftmaschine
US7278593B2 (en) * 2002-09-25 2007-10-09 Caterpillar Inc. Common rail fuel injector
DE10247903A1 (de) * 2002-10-14 2004-04-22 Robert Bosch Gmbh Druckverstärkte Kraftstoffeinspritzeinrichtung mit innenliegender Steuerleitung
US7032574B2 (en) * 2003-03-24 2006-04-25 Sturman Industries, Inc. Multi-stage intensifiers adapted for pressurized fluid injectors
US7568633B2 (en) * 2005-01-13 2009-08-04 Sturman Digital Systems, Llc Digital fuel injector, injection and hydraulic valve actuation module and engine and high pressure pump methods and apparatus
DE102005015735A1 (de) * 2005-04-06 2006-10-12 Robert Bosch Gmbh Brennstoffeinspritzventil
GB0508665D0 (en) * 2005-04-28 2005-06-08 Man B & W Diesel Ltd Fuel injector
CN102278248B (zh) 2007-05-09 2013-08-28 斯德曼数字系统公司 具有主动针控制器的多级增强型喷射器的喷射方法
DE102007023384A1 (de) * 2007-05-18 2008-11-20 Robert Bosch Gmbh Injektor für eine Kraftstoffeinspritzanlage
US7628140B2 (en) * 2007-09-27 2009-12-08 Caterpillar Inc. High-pressure pump or injector plug or guide with decoupled sealing land
US20100012745A1 (en) 2008-07-15 2010-01-21 Sturman Digital Systems, Llc Fuel Injectors with Intensified Fuel Storage and Methods of Operating an Engine Therewith
US9181890B2 (en) 2012-11-19 2015-11-10 Sturman Digital Systems, Llc Methods of operation of fuel injectors with intensified fuel storage
US9822748B2 (en) * 2014-05-31 2017-11-21 Cummins Inc. Restrictive flow passage in common rail injectors
US10415527B2 (en) * 2015-01-30 2019-09-17 Hitachi Automotive Systems, Ltd. Fuel injection valve

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2283725A (en) * 1938-04-11 1942-05-19 Eichelberg Gustav Fuel-injection nozzle valve
GB634024A (en) * 1948-03-08 1950-03-15 Cav Ltd Improvements relating to liquid fuel injection nozzles for internal combustion engines
US2788246A (en) * 1956-06-27 1957-04-09 Alco Products Inc Fuel injectors
US4129256A (en) * 1977-09-12 1978-12-12 General Motors Corporation Electromagnetic unit fuel injector
JPS5655769U (en, 2012) * 1979-10-05 1981-05-14
US4367846A (en) * 1979-12-25 1983-01-11 Kawasaki Steel Corporation Fuel injection valve assembly for internal combustion engines
JPS5866164U (ja) * 1981-10-29 1983-05-06 株式会社小松製作所 燃料噴射装置
JPS58113575A (ja) * 1981-12-28 1983-07-06 Komatsu Ltd エンジンの燃料噴射装置
DE3382635T2 (de) * 1982-09-16 1993-06-03 Bkm Inc Verfahren und geraet fuer die genaue steuerung der kraftstoffeinspritzung in einer brennkraftmaschine.
JPS5947359U (ja) * 1982-09-22 1984-03-29 株式会社小松製作所 エンジンの燃料噴射装置

Also Published As

Publication number Publication date
JPS60192872A (ja) 1985-10-01
US4627571A (en) 1986-12-09

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