FR2703734B1 - Dispositif d'injection de carburant, pour moteurs à combustion interne. - Google Patents

Dispositif d'injection de carburant, pour moteurs à combustion interne.

Info

Publication number
FR2703734B1
FR2703734B1 FR9402660A FR9402660A FR2703734B1 FR 2703734 B1 FR2703734 B1 FR 2703734B1 FR 9402660 A FR9402660 A FR 9402660A FR 9402660 A FR9402660 A FR 9402660A FR 2703734 B1 FR2703734 B1 FR 2703734B1
Authority
FR
France
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.)
Expired - Fee Related
Application number
FR9402660A
Other languages
English (en)
Other versions
FR2703734A1 (fr
Inventor
Rudolf Koenigswieser
Peter Reisenbichler
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 FR2703734A1 publication Critical patent/FR2703734A1/fr
Application granted granted Critical
Publication of FR2703734B1 publication Critical patent/FR2703734B1/fr
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • F02M47/043—Fluid pressure acting on injection-valve in the period of non-injection to keep it closed
    • 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
    • F02M57/00—Fuel-injectors combined or associated with other devices
    • F02M57/02—Injectors structurally combined with fuel-injection pumps
    • F02M57/022—Injectors structurally combined with fuel-injection pumps characterised by the pump drive
    • F02M57/025—Injectors structurally combined with fuel-injection pumps characterised by the pump drive hydraulic, e.g. with pressure amplification
    • 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
    • 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
    • F02M63/02—Fuel-injection apparatus having several injectors fed by a common pumping element, or having several pumping elements feeding a common injector; Fuel-injection apparatus having provisions for cutting-out pumps, pumping elements, or injectors; Fuel-injection apparatus having provisions for variably interconnecting pumping elements and injectors alternatively
    • F02M63/0225—Fuel-injection apparatus having a common rail feeding several injectors ; Means for varying pressure in common rails; Pumps feeding 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
    • F02M2200/00—Details of fuel-injection apparatus, not otherwise provided for
    • F02M2200/21—Fuel-injection apparatus with piezoelectric or magnetostrictive elements

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)
FR9402660A 1993-04-08 1994-03-08 Dispositif d'injection de carburant, pour moteurs à combustion interne. Expired - Fee Related FR2703734B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE4311627A DE4311627B4 (de) 1993-04-08 1993-04-08 Kraftstoffeinspritzeinrichtung für Brennkraftmaschinen

Publications (2)

Publication Number Publication Date
FR2703734A1 FR2703734A1 (fr) 1994-10-14
FR2703734B1 true FR2703734B1 (fr) 1998-01-09

Family

ID=6485084

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9402660A Expired - Fee Related FR2703734B1 (fr) 1993-04-08 1994-03-08 Dispositif d'injection de carburant, pour moteurs à combustion interne.

Country Status (5)

Country Link
US (1) US5413076A (fr)
JP (1) JPH06299928A (fr)
DE (1) DE4311627B4 (fr)
FR (1) FR2703734B1 (fr)
GB (1) GB2276918B (fr)

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EP0748417B1 (fr) * 1994-02-15 2001-11-21 Invent Engineering Pty. Ltd. Systeme d'injection electronique de carburant a commande hydraulique
DE4417950C1 (de) * 1994-05-21 1995-05-11 Mtu Friedrichshafen Gmbh Einspritzsystem
US6575137B2 (en) 1994-07-29 2003-06-10 Caterpillar Inc Piston and barrel assembly with stepped top and hydraulically-actuated fuel injector utilizing same
US6003497A (en) * 1994-10-31 1999-12-21 Caterpillar Inc. Mechanically actuated hydraulically amplified fuel injector with electrically controlled pressure relief
DE19640826B4 (de) * 1995-10-03 2004-11-25 Nippon Soken, Inc., Nishio Speicherkraftstoffeinspritzvorrichtung und Druckregelvorrichtung hierfür
US5655501A (en) * 1996-05-09 1997-08-12 Caterpillar Inc. Rate shaping plunger/piston assembly for a hydraulically actuated fuel injector
US5852997A (en) * 1997-05-20 1998-12-29 Stanadyne Automotive Corp. Common rail injector
US6626371B1 (en) * 1997-10-09 2003-09-30 Robert Bosch Gmbh Common rail injector
US5931139A (en) 1997-10-14 1999-08-03 Caterpillar Inc. Mechanically-enabled hydraulically-actuated electronically-controlled fuel injection system
WO1999033419A1 (fr) * 1997-12-31 1999-07-08 Depuy Orthopaedics, Inc. Compositions adhesives reagissant avec les tissus
US6047899A (en) * 1998-02-13 2000-04-11 Caterpillar Inc. Hydraulically-actuated fuel injector with abrupt end to injection features
DE19817320C1 (de) * 1998-04-18 1999-11-11 Daimler Chrysler Ag Einspritzventil für Kraftstoffeinspritzsysteme
EP1112445B1 (fr) * 1998-09-10 2004-05-12 International Engine Intellectual Property Company, LLC. Injecteur de carburant
GB2351772B (en) 1999-07-08 2003-07-23 Caterpillar Inc Pressure-intensifying hydraulically-actuated electronically-controlled fuel injection system with individual mechanical unit pumps
US6347614B1 (en) 1999-07-23 2002-02-19 Lawrence W. Evers Mechanical fuel injection system
DE10002702A1 (de) * 2000-01-22 2001-08-02 Bosch Gmbh Robert Ventil zum Steuern von Flüssigkeiten
US6836056B2 (en) 2000-02-04 2004-12-28 Viking Technologies, L.C. Linear motor having piezo actuators
WO2001067431A1 (fr) 2000-03-07 2001-09-13 Viking Technologies, Inc. Procede et systeme d'accord automatique d'un instrument a cordes
US6717332B2 (en) 2000-04-18 2004-04-06 Viking Technologies, L.C. Apparatus having a support structure and actuator
US6548938B2 (en) 2000-04-18 2003-04-15 Viking Technologies, L.C. Apparatus having a pair of opposing surfaces driven by a piezoelectric actuator
DE10020867B4 (de) * 2000-04-28 2006-07-06 Robert Bosch Gmbh Common-Rail-Injektor
EP1167745A1 (fr) * 2000-07-01 2002-01-02 Robert Bosch GmbH Procédé pour faire fonctionner un injecteur/ système d'injection
US6550453B1 (en) 2000-09-21 2003-04-22 Caterpillar Inc Hydraulically biased pumping element assembly and fuel injector using same
DE10050599B4 (de) * 2000-10-12 2006-11-02 Siemens Ag Einspritzventil mit einem Pumpkolben
DE10058130A1 (de) * 2000-11-22 2002-05-23 Bosch Gmbh Robert Kraftstoffeinspritzsystem für Brennkraftmaschinen
WO2002055869A1 (fr) * 2001-01-12 2002-07-18 Robert Bosch Gmbh Dispositif d'injection de carburant
US6879087B2 (en) * 2002-02-06 2005-04-12 Viking Technologies, L.C. Apparatus for moving a pair of opposing surfaces in response to an electrical activation
US6759790B1 (en) 2001-01-29 2004-07-06 Viking Technologies, L.C. Apparatus for moving folded-back arms having a pair of opposing surfaces in response to an electrical activation
DE50209869D1 (de) 2001-05-17 2007-05-16 Bosch Gmbh Robert Kraftstoffeinspritzeinrichtung
JP4125963B2 (ja) 2001-05-17 2008-07-30 ローベルト ボツシユ ゲゼルシヤフト ミツト ベシユレンクテル ハフツング 燃料噴射装置
DE10148650C1 (de) * 2001-10-02 2002-12-12 Bosch Gmbh Robert Kraftstoff-Einspritzsystem für eine Brennkraftmaschine mit Direkteinspritzung
DE10218024A1 (de) * 2002-04-23 2003-11-06 Bosch Gmbh Robert Kraftstoffeinspritzeinrichtung für eine Brennkraftmaschine
CN1663059A (zh) * 2002-06-21 2005-08-31 瓦伊金技术有限公司 单体压电电动机
GB0215488D0 (en) * 2002-07-04 2002-08-14 Delphi Tech Inc Fuel injection system
DE10249840A1 (de) 2002-10-25 2004-05-13 Robert Bosch Gmbh Kraftstoff-Einspritzeinrichtung für Brennkraftmaschine
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
DE112004000605T5 (de) * 2003-04-04 2006-03-09 Viking Technologies, L.C., Sarasota Vorrichtung und Verfahren zum Optimieren der Arbeit eines Formveränderungsmaterial-Betätigungsgliedprodukts
DE10332484A1 (de) * 2003-07-17 2005-02-10 Robert Bosch Gmbh Kraftstoffeinspritzsystem für Verbrennungskraftmaschinen
US6951204B2 (en) * 2003-08-08 2005-10-04 Caterpillar Inc Hydraulic fuel injection system with independently operable direct control needle valve
DE102004061800A1 (de) * 2004-12-22 2006-07-06 Robert Bosch Gmbh Injektor eines Kraftstoffeinspritzsystems einer Brennkraftmaschine
US8100110B2 (en) * 2005-12-22 2012-01-24 Caterpillar Inc. Fuel injector with selectable intensification
US7584747B1 (en) 2008-03-26 2009-09-08 Caterpillar Inc. Cam assisted common rail fuel system and engine using same
DE102008035087B4 (de) * 2008-07-28 2015-02-12 Continental Automotive Gmbh Einspritzventil
US7970526B2 (en) * 2009-01-05 2011-06-28 Caterpillar Inc. Intensifier quill for fuel injector and fuel system using same
US8443780B2 (en) 2010-06-01 2013-05-21 Caterpillar Inc. Low leakage cam assisted common rail fuel system, fuel injector, and operating method therefor
US8733673B2 (en) * 2011-07-22 2014-05-27 Buescher Developments, LLP Electronic unit injector
DE102013015774A1 (de) * 2013-09-21 2015-03-26 Bieri Hydraulik Ag Ventilvorrichtung und Hydrauliksystem
JP6982803B2 (ja) * 2018-01-31 2021-12-17 いすゞ自動車株式会社 燃料ポンプ駆動構造

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US4046112A (en) * 1975-10-20 1977-09-06 General Motors Corporation Electromagnetic fuel injector
US4544096A (en) * 1983-07-28 1985-10-01 Energy Conservation Innovations, Inc. Electronically controlled fuel injection system for diesel engine
US4603671A (en) * 1983-08-17 1986-08-05 Nippon Soken, Inc. Fuel injector for an internal combustion engine
US4640252A (en) * 1984-01-28 1987-02-03 Mazda Motor Corporation Fuel injection system for diesel engine
JPS6111447A (ja) * 1984-06-27 1986-01-18 Nippon Denso Co Ltd 燃料噴射弁
US5241935A (en) * 1988-02-03 1993-09-07 Servojet Electronic Systems, Ltd. Accumulator fuel injection system
US4957085A (en) * 1989-02-16 1990-09-18 Anatoly Sverdlin Fuel injection system for internal combustion engines
AT408133B (de) * 1990-06-08 2001-09-25 Avl Verbrennungskraft Messtech Einspritzsystem für brennkraftmaschinen
US5133645A (en) * 1990-07-16 1992-07-28 Diesel Technology Corporation Common rail fuel injection system
US5179120A (en) * 1991-06-28 1993-01-12 Cytopharm, Inc. Porphycene compounds for photodynamic therapy
JP3121061B2 (ja) * 1991-10-04 2000-12-25 塩野義製薬株式会社 アルコキシイミノアセトアミド類製造用中間体の製造法およびそれに用いる中間体

Also Published As

Publication number Publication date
JPH06299928A (ja) 1994-10-25
GB2276918A (en) 1994-10-12
DE4311627B4 (de) 2005-08-25
US5413076A (en) 1995-05-09
FR2703734A1 (fr) 1994-10-14
GB9406887D0 (en) 1994-06-01
GB2276918B (en) 1996-03-13
DE4311627A1 (de) 1994-10-13

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Legal Events

Date Code Title Description
ST Notification of lapse

Effective date: 20091130