EP0657644A3 - Fuel injection device for internal combustion engines. - Google Patents

Fuel injection device for internal combustion engines. Download PDF

Info

Publication number
EP0657644A3
EP0657644A3 EP94113012A EP94113012A EP0657644A3 EP 0657644 A3 EP0657644 A3 EP 0657644A3 EP 94113012 A EP94113012 A EP 94113012A EP 94113012 A EP94113012 A EP 94113012A EP 0657644 A3 EP0657644 A3 EP 0657644A3
Authority
EP
European Patent Office
Prior art keywords
internal combustion
fuel injection
injection device
combustion engines
engines
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
EP94113012A
Other languages
German (de)
French (fr)
Other versions
EP0657644B1 (en
EP0657644A2 (en
Inventor
Peter Dipl-Ing Mueller
Jaroslaw Dipl-Ing Hlousek
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.)
Robert Bosch GmbH
Original Assignee
Robert Bosch GmbH
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 Robert Bosch GmbH filed Critical Robert Bosch GmbH
Publication of EP0657644A2 publication Critical patent/EP0657644A2/en
Publication of EP0657644A3 publication Critical patent/EP0657644A3/en
Application granted granted Critical
Publication of EP0657644B1 publication Critical patent/EP0657644B1/en
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • 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
    • F02M63/0003—Fuel-injection apparatus having a cyclically-operated valve for connecting a pressure source, e.g. constant pressure pump or accumulator, to an injection valve held closed mechanically, e.g. by springs, and automatically opened by fuel pressure
    • F02M63/0007—Fuel-injection apparatus having a cyclically-operated valve for connecting a pressure source, e.g. constant pressure pump or accumulator, to an injection valve held closed mechanically, e.g. by springs, and automatically opened by fuel pressure using electrically actuated valves
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
    • F02B3/00—Engines characterised by air compression and subsequent fuel addition
    • F02B3/06—Engines characterised by air compression and subsequent fuel addition with compression ignition

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Fuel-Injection Apparatus (AREA)
EP94113012A 1993-12-07 1994-08-20 Fuel injection device for internal combustion engines Expired - Lifetime EP0657644B1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE4341546 1993-12-07
DE4341546A DE4341546A1 (en) 1993-12-07 1993-12-07 Fuel injection device for internal combustion engines

Publications (3)

Publication Number Publication Date
EP0657644A2 EP0657644A2 (en) 1995-06-14
EP0657644A3 true EP0657644A3 (en) 1995-12-06
EP0657644B1 EP0657644B1 (en) 1999-01-13

Family

ID=6504297

Family Applications (1)

Application Number Title Priority Date Filing Date
EP94113012A Expired - Lifetime EP0657644B1 (en) 1993-12-07 1994-08-20 Fuel injection device for internal combustion engines

Country Status (4)

Country Link
US (1) US5538187A (en)
EP (1) EP0657644B1 (en)
JP (1) JP3742669B2 (en)
DE (2) DE4341546A1 (en)

Families Citing this family (29)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19512730C1 (en) * 1995-04-05 1996-08-29 Mtu Friedrichshafen Gmbh Fuel injection system for IC engine
AT408132B (en) * 1995-09-14 2001-09-25 Avl Verbrennungskraft Messtech STORAGE INJECTION SYSTEM FOR AN INTERNAL COMBUSTION ENGINE
DE19547877A1 (en) * 1995-12-21 1997-06-26 Bosch Gmbh Robert High-pressure fuel storage system for a fuel injection system used in internal combustion engines
US5788154A (en) * 1996-05-02 1998-08-04 Caterpillar Inc. Method of preventing cavitation in a fuel injector having a solenoid actuated control valve
GB9609382D0 (en) * 1996-05-03 1996-07-10 Lucas Ind Plc Fuel injection system
JP3823391B2 (en) * 1996-08-31 2006-09-20 いすゞ自動車株式会社 Engine fuel injector
DE19712135C1 (en) 1997-03-22 1998-08-13 Mtu Friedrichshafen Gmbh Fuel injection system for internal combustion engine
US5860597A (en) * 1997-03-24 1999-01-19 Cummins Engine Company, Inc. Injection rate shaping nozzle assembly for a fuel injector
DE19728111A1 (en) 1997-07-02 1999-01-07 Bosch Gmbh Robert Fuel injection system
DE19732070C2 (en) * 1997-07-25 2001-02-01 Daimler Chrysler Ag Direct-injection fuel injector with solenoid valve control for a multi-cylinder internal combustion engine
DE59808465D1 (en) * 1997-12-23 2003-06-26 Siemens Ag INJECTION VALVE WITH CONTROL VALVE
US5967413A (en) * 1998-02-11 1999-10-19 Caterpillar Inc. Damped solenoid actuated valve and fuel injector using same
GB9812889D0 (en) * 1998-06-15 1998-08-12 Lucas Ind Plc Fuel injector
US6029632A (en) * 1998-07-21 2000-02-29 Daimlerchrysler Ag Fuel injector with magnetic valve control for a multicylinder internal combustion engine with direct fuel injection
US6113000A (en) * 1998-08-27 2000-09-05 Caterpillar Inc. Hydraulically-actuated fuel injector with intensifier piston always exposed to high pressure actuation fluid inlet
DE19842067A1 (en) * 1998-09-15 2000-03-16 Daimler Chrysler Ag Fuel injection system for diesel internal combustion engine has accumulator associated directly with each injector to eliminate fuel pressure fluctuations
GB9823134D0 (en) * 1998-10-23 1998-12-16 Lucas Ind Plc Valve
DE19907544C2 (en) * 1999-02-22 2002-12-05 Siemens Ag Injector for an injection system of an internal combustion engine
DE19928846A1 (en) 1999-06-24 2001-03-08 Bosch Gmbh Robert Common rail injector
DE19951554A1 (en) * 1999-10-26 2001-05-10 Bosch Gmbh Robert Fuel injector with integrated flow limitation
DE19963367B4 (en) * 1999-12-28 2008-07-31 Robert Bosch Gmbh Common rail injector
DE10001828A1 (en) * 2000-01-18 2001-07-19 Fev Motorentech Gmbh Direct-control fuel injection device for combustion engine has valve body with actuator to move it in opening direction to let fuel flow from high pressure channel to connecting channel
DE10065221B4 (en) * 2000-12-27 2007-11-29 Robert Bosch Gmbh Directly controlled 2-seat valve for fuel injection systems
US7278593B2 (en) * 2002-09-25 2007-10-09 Caterpillar Inc. Common rail fuel injector
FI117349B (en) * 2002-08-02 2006-09-15 Waertsilae Finland Oy Fuel supply system
DE10342698A1 (en) * 2003-09-16 2005-04-28 Bosch Gmbh Robert Pressure controlled CR injector
JP5043761B2 (en) 2008-06-18 2012-10-10 本田技研工業株式会社 Fuel injection device
CN107524551B (en) * 2017-08-31 2020-01-31 重庆红江机械有限责任公司 micro-injection electric control oil injector with pressure maintaining structure
CN108150662A (en) * 2018-02-05 2018-06-12 潍坊力创电子科技有限公司 Double valve gas spray valve

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2449795A1 (en) * 1979-02-24 1980-09-19 Huber Motorenbau Inst INJECTION SYSTEM FOR INTERNAL COMBUSTION ENGINE
US4349152A (en) * 1979-10-05 1982-09-14 Kabushiki Kaisha Komatsu Seisakusho Accumulator type fuel injection apparatus
DE3700687A1 (en) * 1986-01-22 1987-07-23 Dereco Dieselmotoren Forschung FUEL INJECTION SYSTEM FOR AN INTERNAL COMBUSTION ENGINE

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU444015B2 (en) * 1968-11-15 1973-12-19 Pritchard Edward Improvements in or relating to pressure jet burner control systems
FR2145081A5 (en) * 1971-07-08 1973-02-16 Peugeot & Renault
JPS60206973A (en) * 1984-03-30 1985-10-18 Nippon Denso Co Ltd Accumulater type fuel injection nozzle
JPS62288366A (en) * 1986-06-06 1987-12-15 Kubota Ltd Method of supplying fuel into fuel injection device in engine
US4951874A (en) * 1988-09-01 1990-08-28 Diesel Kiki Co., Ltd. Unit fuel injector
JPH0286953A (en) * 1988-09-21 1990-03-27 Kanesaka Gijutsu Kenkyusho:Kk Fuel injection valve
US4948049A (en) * 1989-02-24 1990-08-14 Ail Corporation Rate control in accumulator type fuel injectors

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2449795A1 (en) * 1979-02-24 1980-09-19 Huber Motorenbau Inst INJECTION SYSTEM FOR INTERNAL COMBUSTION ENGINE
US4349152A (en) * 1979-10-05 1982-09-14 Kabushiki Kaisha Komatsu Seisakusho Accumulator type fuel injection apparatus
DE3700687A1 (en) * 1986-01-22 1987-07-23 Dereco Dieselmotoren Forschung FUEL INJECTION SYSTEM FOR AN INTERNAL COMBUSTION ENGINE

Also Published As

Publication number Publication date
US5538187A (en) 1996-07-23
JP3742669B2 (en) 2006-02-08
JPH07189851A (en) 1995-07-28
EP0657644B1 (en) 1999-01-13
DE4341546A1 (en) 1995-06-08
EP0657644A2 (en) 1995-06-14
DE59407647D1 (en) 1999-02-25

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