JPS57124032A - Fuel injector - Google Patents

Fuel injector

Info

Publication number
JPS57124032A
JPS57124032A JP56009168A JP916881A JPS57124032A JP S57124032 A JPS57124032 A JP S57124032A JP 56009168 A JP56009168 A JP 56009168A JP 916881 A JP916881 A JP 916881A JP S57124032 A JPS57124032 A JP S57124032A
Authority
JP
Japan
Prior art keywords
pressure
oil
change
over valve
nozzle
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.)
Granted
Application number
JP56009168A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6249459B2 (enExample
Inventor
Tomohiko Terada
Hideo Komada
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.)
Bosch Corp
Original Assignee
Diesel Kiki 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 Diesel Kiki Co Ltd filed Critical Diesel Kiki Co Ltd
Priority to JP56009168A priority Critical patent/JPS57124032A/ja
Priority to US06/341,041 priority patent/US4440132A/en
Priority to DE19823201818 priority patent/DE3201818A1/de
Publication of JPS57124032A publication Critical patent/JPS57124032A/ja
Publication of JPS6249459B2 publication Critical patent/JPS6249459B2/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
    • F02M47/04—Fuel-injection apparatus operated cyclically with fuel-injection valves actuated by fluid pressure using fluid, other than fuel, for injection-valve actuation
    • 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
    • F02M59/00—Pumps specially adapted for fuel-injection and not provided for in groups F02M39/00 -F02M57/00, e.g. rotary cylinder-block type of pumps
    • F02M59/02—Pumps specially adapted for fuel-injection and not provided for in groups F02M39/00 -F02M57/00, e.g. rotary cylinder-block type of pumps of reciprocating-piston or reciprocating-cylinder type
    • F02M59/10—Pumps specially adapted for fuel-injection and not provided for in groups F02M39/00 -F02M57/00, e.g. rotary cylinder-block type of pumps of reciprocating-piston or reciprocating-cylinder type characterised by the piston-drive
    • F02M59/105—Pumps specially adapted for fuel-injection and not provided for in groups F02M39/00 -F02M57/00, e.g. rotary cylinder-block type of pumps of reciprocating-piston or reciprocating-cylinder type characterised by the piston-drive hydraulic drive

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)
  • High-Pressure Fuel Injection Pump Control (AREA)
JP56009168A 1981-01-24 1981-01-24 Fuel injector Granted JPS57124032A (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP56009168A JPS57124032A (en) 1981-01-24 1981-01-24 Fuel injector
US06/341,041 US4440132A (en) 1981-01-24 1982-01-19 Fuel injection system
DE19823201818 DE3201818A1 (de) 1981-01-24 1982-01-21 Brennstoffeinspritzsystem

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP56009168A JPS57124032A (en) 1981-01-24 1981-01-24 Fuel injector

Publications (2)

Publication Number Publication Date
JPS57124032A true JPS57124032A (en) 1982-08-02
JPS6249459B2 JPS6249459B2 (enExample) 1987-10-20

Family

ID=11713063

Family Applications (1)

Application Number Title Priority Date Filing Date
JP56009168A Granted JPS57124032A (en) 1981-01-24 1981-01-24 Fuel injector

Country Status (3)

Country Link
US (1) US4440132A (enExample)
JP (1) JPS57124032A (enExample)
DE (1) DE3201818A1 (enExample)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60162022A (ja) * 1984-01-31 1985-08-23 Kawasaki Heavy Ind Ltd 内燃機関の燃料噴射制御装置
JPS60162021A (ja) * 1984-01-31 1985-08-23 Kawasaki Heavy Ind Ltd 内燃機関の燃料噴射制御装置
JP2017210958A (ja) * 2016-05-26 2017-11-30 マン ディーゼル アンド ターボ フィリアル ア マン ディーゼル アンド ターボ エスイー チュスクランＭＡＮ Ｄｉｅｓｅｌ ＆ Ｔｕｒｂｏ，ｆｉｌｉａｌ ａｆ ＭＡＮ Ｄｉｅｓｅｌ ＆ Ｔｕｒｂｏ ＳＥ，Ｔｙｓｋｌａｎｄ 低引火点燃料のための燃料噴射システムを有する大型２行程圧縮点火内燃エンジン、及びそのための燃料弁

Families Citing this family (57)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2449795B1 (fr) * 1979-02-24 1986-11-28 Huber Motorenbau Inst Systeme d'injection pour moteur a combustion interne
JPS5820959A (ja) * 1981-07-30 1983-02-07 Diesel Kiki Co Ltd 燃料噴射装置の燃料増圧器に圧油の供給を制御する弁装置
FR2541379B1 (fr) * 1983-02-21 1987-06-12 Renault Perfectionnement aux systemes d'injection a commande electromagnetique pour moteur diesel de type pression-temps ou l'aiguille de l'injecteur est pilotee par la decharge puis la charge d'une capacite
US4603671A (en) * 1983-08-17 1986-08-05 Nippon Soken, Inc. Fuel injector for an internal combustion engine
DE3406120A1 (de) * 1984-02-21 1985-08-22 Fa. Andreas Stihl, 7050 Waiblingen Einspritzvorrichtung fuer zweitaktmotoren
CH668621A5 (de) * 1986-01-22 1989-01-13 Dereco Dieselmotoren Forschung Kraftstoffeinspritzanlage fuer eine brennkraftmaschine.
DE3630439A1 (de) * 1986-09-06 1988-03-10 Motoren Werke Mannheim Ag Doppel-einspritzverfahren fuer selbstzuendende brennkraftmaschinen
JPS63181567U (enExample) * 1987-05-15 1988-11-24
US4971016A (en) * 1988-09-23 1990-11-20 Cummins Engine Company, Inc. Electronic controlled fuel supply system for high pressure injector
US5121730A (en) * 1991-10-11 1992-06-16 Caterpillar Inc. Methods of conditioning fluid in an electronically-controlled unit injector for starting
US5235954A (en) * 1992-07-09 1993-08-17 Anatoly Sverdlin Integrated automated fuel system for internal combustion engines
US5355856A (en) * 1992-07-23 1994-10-18 Paul Marius A High pressure differential fuel injector
US5277162A (en) * 1993-01-22 1994-01-11 Cummins Engine Company, Inc. Infinitely variable hydromechanical timing control
US5297523A (en) * 1993-02-26 1994-03-29 Caterpillar Inc. Tuned actuating fluid inlet manifold 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
JP2885076B2 (ja) * 1994-07-08 1999-04-19 三菱自動車工業株式会社 蓄圧式燃料噴射装置
US6575137B2 (en) 1994-07-29 2003-06-10 Caterpillar Inc Piston and barrel assembly with stepped top and hydraulically-actuated fuel injector utilizing same
US5697342A (en) * 1994-07-29 1997-12-16 Caterpillar Inc. Hydraulically-actuated fuel injector with direct control needle valve
US5687693A (en) * 1994-07-29 1997-11-18 Caterpillar Inc. Hydraulically-actuated fuel injector with direct control needle valve
US5836521A (en) * 1995-03-09 1998-11-17 Dysekompagniet I/S Valve device with impact member and solenoid for atomizing a liquid
US6148778A (en) 1995-05-17 2000-11-21 Sturman Industries, Inc. Air-fuel module adapted for an internal combustion engine
FR2748783B1 (fr) * 1996-05-17 1998-08-14 Melchior Jean F Dispositif d'injection de combustible liquide pour moteur a combustion interne
US5676114A (en) * 1996-07-25 1997-10-14 Cummins Engine Company, Inc. Needle controlled fuel system with cyclic pressure generation
US5819704A (en) * 1996-07-25 1998-10-13 Cummins Engine Company, Inc. Needle controlled fuel system with cyclic pressure generation
US5709194A (en) * 1996-12-09 1998-01-20 Caterpillar Inc. Method and apparatus for injecting fuel using control fluid to control the injection's pressure and time
US5860597A (en) * 1997-03-24 1999-01-19 Cummins Engine Company, Inc. Injection rate shaping nozzle assembly for a fuel injector
DE19727896A1 (de) * 1997-07-01 1999-01-07 Bosch Gmbh Robert Kraftstoffeinspritzventil
WO1999004160A1 (fr) * 1997-07-16 1999-01-28 Cummins Wartsila S.A. Dispositif d'injection de combustible pour moteurs diesel
US5931139A (en) * 1997-10-14 1999-08-03 Caterpillar Inc. Mechanically-enabled hydraulically-actuated electronically-controlled fuel injection system
US6199533B1 (en) 1999-02-01 2001-03-13 Cummins Engine Company, Inc. Pilot valve controlled three-way fuel injection control valve assembly
US6085991A (en) 1998-05-14 2000-07-11 Sturman; Oded E. Intensified fuel injector having a lateral drain passage
US6109542A (en) * 1998-09-21 2000-08-29 Cummins Engine Company, Inc. Servo-controlled fuel injector with leakage limiting device
US6684853B1 (en) 1998-10-16 2004-02-03 International Engine Intellectual Property Company, Llc Fuel injector with direct needle valve control
WO2000034646A1 (en) 1998-12-11 2000-06-15 Caterpillar Inc. Piston and barrel assembly with stepped top and hydraulically-actuated fuel injector utilizing same
GB2351772B (en) * 1999-07-08 2003-07-23 Caterpillar Inc Pressure-intensifying hydraulically-actuated electronically-controlled fuel injection system with individual mechanical unit pumps
DE19939428A1 (de) * 1999-08-20 2001-03-01 Bosch Gmbh Robert Verfahren und Vorrichtung zur Durchführung einer Kraftstoffeinspritzung
DE19939422A1 (de) * 1999-08-20 2001-03-01 Bosch Gmbh Robert Kraftstoffeinspritzsystem für eine Brennkraftmaschine
JP3744328B2 (ja) * 2000-09-08 2006-02-08 トヨタ自動車株式会社 筒内燃料噴射式火花点火機関の燃料噴射制御装置
US6845926B2 (en) * 2002-02-05 2005-01-25 International Engine Intellectual Property Company, Llc Fuel injector with dual control valve
DE10229419A1 (de) * 2002-06-29 2004-01-29 Robert Bosch Gmbh Druckübersetzter Kraftstoffinjektor mit schnellem Druckabbau bei Einspritzende
DE10247210A1 (de) * 2002-10-10 2004-04-22 Robert Bosch Gmbh Filteranordnung für Kraftstoffeinspritzsysteme
US6845754B2 (en) * 2003-02-04 2005-01-25 International Engine Intellectual Property Company, Llc Fuel injection device having independently controlled fuel compression and fuel injection processes
US7219655B2 (en) * 2003-02-28 2007-05-22 Caterpillar Inc Fuel injection system including two common rails for injecting fuel at two independently controlled pressures
US7252072B2 (en) * 2003-03-12 2007-08-07 Cummins Inc. Methods and systems of diagnosing fuel injection system error
DE10335340A1 (de) * 2003-08-01 2005-02-24 Robert Bosch Gmbh Steuerventil für einen Druckübersetzer enthaltenden Kraftstoffinjektor
US6951204B2 (en) * 2003-08-08 2005-10-04 Caterpillar Inc Hydraulic fuel injection system with independently operable direct control needle valve
US6928986B2 (en) * 2003-12-29 2005-08-16 Siemens Diesel Systems Technology Vdo Fuel injector with piezoelectric actuator and method of use
JP4703727B2 (ja) * 2005-10-19 2011-06-15 ボルボ ラストバグナー アーベー 低粘度燃料に適した燃料噴射システム
US7412969B2 (en) 2006-03-13 2008-08-19 Sturman Industries, Inc. Direct needle control fuel injectors and methods
WO2008141237A1 (en) * 2007-05-09 2008-11-20 Sturman Digital Systems, Llc Multiple intensifier injectors with positive needle control and methods of injection
US7578283B1 (en) * 2008-06-30 2009-08-25 Caterpillar Inc. System for selectively increasing fuel pressure in a fuel injection system
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
US7970526B2 (en) * 2009-01-05 2011-06-28 Caterpillar Inc. Intensifier quill for fuel injector and fuel system using same
WO2011034804A1 (en) * 2009-09-17 2011-03-24 International Engine Intellectual Property Company, Llc Nozzle and needle of a high-pressure unit fuel injector
FI20115392A0 (fi) * 2011-04-21 2011-04-21 Waertsilae Finland Oy Hydraulijärjestelmä ja käyttömenetelmä
US9181890B2 (en) 2012-11-19 2015-11-10 Sturman Digital Systems, Llc Methods of operation of fuel injectors with intensified fuel storage

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3908621A (en) * 1973-04-25 1975-09-30 Ambac Ind Hydraulically loaded injector nozzle
JPS51101628A (enExample) * 1975-01-24 1976-09-08 Diesel Kiki Co
GB1538226A (en) * 1975-03-07 1979-01-10 Cav Ltd Fuel injection systems for internal combustion engines
DD119637A1 (enExample) * 1975-05-16 1976-05-05 Karl Marx Stadt Automobilbau
DE2742466C2 (de) * 1977-09-21 1986-11-27 Daimler-Benz Ag, 7000 Stuttgart Pumpdüse zur Kraftstoffeinspritzung in eine luftverdichtende Brennkraftmaschine
DE2759187A1 (de) * 1977-12-31 1979-07-12 Bosch Gmbh Robert Kraftstoffeinspritzanlage mit mindestens einem kraftstoffeinspritzventil, insbesondere fuer grossmotoren
DE3001154A1 (de) * 1980-01-15 1981-07-16 Robert Bosch Gmbh, 7000 Stuttgart Mit pumpeduese arbeitende kraftstoffeinspritzanlage
JPS56159530A (en) * 1980-05-13 1981-12-08 Diesel Kiki Co Ltd Injection controller for fuel injection valve of internal- combustion engine
DE3118669A1 (de) * 1980-07-01 1982-04-08 Robert Bosch Gmbh, 7000 Stuttgart "verfahren und einrichtung zur kraftstoffeinspritzung bei brennkraftmaschinen, insbesondere bei dieselmotoren"
JPS57124073A (en) * 1981-01-24 1982-08-02 Diesel Kiki Co Ltd Fuel injection device

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60162022A (ja) * 1984-01-31 1985-08-23 Kawasaki Heavy Ind Ltd 内燃機関の燃料噴射制御装置
JPS60162021A (ja) * 1984-01-31 1985-08-23 Kawasaki Heavy Ind Ltd 内燃機関の燃料噴射制御装置
JP2017210958A (ja) * 2016-05-26 2017-11-30 マン ディーゼル アンド ターボ フィリアル ア マン ディーゼル アンド ターボ エスイー チュスクランＭＡＮ Ｄｉｅｓｅｌ ＆ Ｔｕｒｂｏ，ｆｉｌｉａｌ ａｆ ＭＡＮ Ｄｉｅｓｅｌ ＆ Ｔｕｒｂｏ ＳＥ，Ｔｙｓｋｌａｎｄ 低引火点燃料のための燃料噴射システムを有する大型２行程圧縮点火内燃エンジン、及びそのための燃料弁
US10344686B2 (en) 2016-05-26 2019-07-09 Man Energy Solutions, Filial Af Man Energy Solutions Se, Tyskland Large two-stroke compression-ignited internal combustion engine with fuel injection system for low flashpoint fuel and a fuel valve therefore
US10400683B2 (en) 2016-05-26 2019-09-03 Man Energy Solutions, Filial Afman Energy Solutions Se, Tyskland Large two-stroke compression-ignited internal combustion engine with fuel injection system for low flashpoint fuel and a fuel valve therefore
US10400682B2 (en) 2016-05-26 2019-09-03 Man Energy Solutions, Filial Af Man Energy Solutions Se, Tyskland Large two-stroke compression-ignited internal combustion engine with fuel injection system for low flashpoint fuel and a fuel valve therefore

Also Published As

Publication number Publication date
US4440132A (en) 1984-04-03
JPS6249459B2 (enExample) 1987-10-20
DE3201818A1 (de) 1982-08-05

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