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JPH11159413A - 内燃機関に用いられる燃料噴射装置 - Google Patents

内燃機関に用いられる燃料噴射装置

Info

Publication number
JPH11159413A
JPH11159413A JP10252479A JP25247998A JPH11159413A JP H11159413 A JPH11159413 A JP H11159413A JP 10252479 A JP10252479 A JP 10252479A JP 25247998 A JP25247998 A JP 25247998A JP H11159413 A JPH11159413 A JP H11159413A
Authority
JP
Japan
Prior art keywords
fuel injection
pressure
injection device
stepped piston
fuel
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.)
Pending
Application number
JP10252479A
Other languages
English (en)
Japanese (ja)
Inventor
Karl Hofmann
ホフマン カール
Walter Egler
エーグラー ヴァルター
Joerg Schmidt
シュミット イェルク
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 JPH11159413A publication Critical patent/JPH11159413A/ja
Pending 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
    • 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
    • F02M57/026—Construction details of pressure amplifiers, e.g. fuel passages or check valves arranged in the intensifier piston or head, particular diameter relationships, stop members, arrangement of ports or conduits
    • 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
    • F02M55/00—Fuel-injection apparatus characterised by their fuel conduits or their venting means; Arrangements of conduits between fuel tank and pump F02M37/00
    • F02M55/02—Conduits between injection pumps and injectors, e.g. conduits between pump and common-rail or conduits between common-rail and injectors
    • 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
    • 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
    • F02M59/20—Varying fuel delivery in quantity or timing
    • F02M59/32—Varying fuel delivery in quantity or timing fuel delivery being controlled by means of fuel-displaced auxiliary pistons, which effect injection
    • 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
    • F02M59/44—Details, components parts, or accessories not provided for in, or of interest apart from, the apparatus of groups F02M59/02 - F02M59/42; Pumps having transducers, e.g. to measure displacement of pump rack or piston
    • 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
    • F02M59/44—Details, components parts, or accessories not provided for in, or of interest apart from, the apparatus of groups F02M59/02 - F02M59/42; Pumps having transducers, e.g. to measure displacement of pump rack or piston
    • F02M59/46—Valves
    • F02M59/462—Delivery valves

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Fuel-Injection Apparatus (AREA)
JP10252479A 1997-09-05 1998-09-07 内燃機関に用いられる燃料噴射装置 Pending JPH11159413A (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE1997138804 DE19738804B4 (de) 1997-09-05 1997-09-05 Kraftstoffeinspritzeinrichtung für Brennkraftmaschinen
DE19738804.3 1997-09-05

Publications (1)

Publication Number Publication Date
JPH11159413A true JPH11159413A (ja) 1999-06-15

Family

ID=7841265

Family Applications (1)

Application Number Title Priority Date Filing Date
JP10252479A Pending JPH11159413A (ja) 1997-09-05 1998-09-07 内燃機関に用いられる燃料噴射装置

Country Status (4)

Country Link
JP (1) JPH11159413A (de)
DE (1) DE19738804B4 (de)
FR (1) FR2768185A1 (de)
GB (1) GB2328984B (de)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19945785B4 (de) 1999-09-24 2010-10-07 Robert Bosch Gmbh Kraftstoffeinspritzsystem für Brennkraftmaschinen und Verfahren zum Einspritzen von Kraftstoff in den Brennraum einer Brennkraftmaschine
DE19949848A1 (de) * 1999-10-15 2001-04-19 Bosch Gmbh Robert Druckübersetzer für ein Kraftstoffeinspritzsystem für Brennkraftmaschinen
DE10148650C1 (de) 2001-10-02 2002-12-12 Bosch Gmbh Robert Kraftstoff-Einspritzsystem für eine Brennkraftmaschine mit Direkteinspritzung
DE10239429A1 (de) * 2002-08-28 2004-03-11 Robert Bosch Gmbh Kraftstoffeinspritzeinrichtung für eine Brennkraftmaschine
DE112006000387B4 (de) 2005-02-22 2014-08-21 Continental Automotive Systems, Inc. ( n. d. Ges. d. Staates Delaware ) Gemeinsames Druckleitungssystem mit Druckverstärkung
AT511715B1 (de) * 2012-01-27 2013-02-15 Bosch Gmbh Robert Berührungsloses füllstück für hinterschnittene hohlräume

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2755222A1 (de) * 1977-12-10 1979-06-13 Volkswagenwerk Ag Kraftstoffeinspritzeinrichtung, insbesondere fuer dieselbrennkraftmaschinen
GB2113318A (en) * 1981-12-24 1983-08-03 Lucas Ind Plc Fuel system for compression ignition engine
DE3629754C2 (de) * 1986-09-01 1994-07-14 Bosch Gmbh Robert Vorrichtung zur Erzeugung von Voreinspritzungen bei Pumpedüsen
AT408133B (de) * 1990-06-08 2001-09-25 Avl Verbrennungskraft Messtech Einspritzsystem für brennkraftmaschinen
US5181494A (en) * 1991-10-11 1993-01-26 Caterpillar, Inc. Hydraulically-actuated electronically-controlled unit injector having stroke-controlled piston and methods of operation
DE4427607C1 (de) * 1994-08-04 1995-09-14 Mtu Friedrichshafen Gmbh Mengenbegrenzungseinrichtung
AT1628U1 (de) * 1995-03-30 1997-08-25 Avl Verbrennungskraft Messtech Einspritzeinrichtung für eine brennkraftmaschine mit direkteinspritzung
US5655501A (en) * 1996-05-09 1997-08-12 Caterpillar Inc. Rate shaping plunger/piston assembly for a hydraulically actuated fuel injector

Also Published As

Publication number Publication date
DE19738804A1 (de) 1999-03-11
GB2328984B (en) 1999-08-18
GB2328984A (en) 1999-03-10
DE19738804B4 (de) 2004-07-22
FR2768185A1 (fr) 1999-03-12
GB9817918D0 (en) 1998-10-14

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