EP1722098A4 - Fuel injection pump for internal combustion engine - Google Patents

Fuel injection pump for internal combustion engine

Info

Publication number
EP1722098A4
EP1722098A4 EP05719961A EP05719961A EP1722098A4 EP 1722098 A4 EP1722098 A4 EP 1722098A4 EP 05719961 A EP05719961 A EP 05719961A EP 05719961 A EP05719961 A EP 05719961A EP 1722098 A4 EP1722098 A4 EP 1722098A4
Authority
EP
European Patent Office
Prior art keywords
combustion engine
internal combustion
fuel injection
injection pump
pump
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.)
Withdrawn
Application number
EP05719961A
Other languages
German (de)
French (fr)
Other versions
EP1722098A1 (en
Inventor
Masaaki Ogino
Kazuhide Nakaya
Shingo Hayashi
Hiroyuki Yano
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
Bosch Corp
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 Bosch Corp filed Critical Bosch Corp
Publication of EP1722098A1 publication Critical patent/EP1722098A1/en
Publication of EP1722098A4 publication Critical patent/EP1722098A4/en
Withdrawn legal-status Critical Current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
    • 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
    • F02M59/24—Varying fuel delivery in quantity or timing with constant-length-stroke pistons having variable effective portion of stroke
    • F02M59/26—Varying fuel delivery in quantity or timing with constant-length-stroke pistons having variable effective portion of stroke caused by movements of pistons relative to their cylinders
    • F02M59/265—Varying fuel delivery in quantity or timing with constant-length-stroke pistons having variable effective portion of stroke caused by movements of pistons relative to their cylinders characterised by the arrangement or form of spill port of spill contour on the 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
    • F02M59/20—Varying fuel delivery in quantity or timing
    • F02M59/24—Varying fuel delivery in quantity or timing with constant-length-stroke pistons having variable effective portion of stroke
    • F02M59/26—Varying fuel delivery in quantity or timing with constant-length-stroke pistons having variable effective portion of stroke caused by movements of pistons relative to their cylinders
    • 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
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B1/00—Multi-cylinder machines or pumps characterised by number or arrangement of cylinders
    • F04B1/04—Multi-cylinder machines or pumps characterised by number or arrangement of cylinders having cylinders in star- or fan-arrangement
    • F04B1/0404—Details or component parts
    • F04B1/0408—Pistons
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B11/00—Equalisation of pulses, e.g. by use of air vessels; Counteracting cavitation
    • F04B11/0091—Equalisation of pulses, e.g. by use of air vessels; Counteracting cavitation using a special shape of fluid pass, e.g. throttles, ducts

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Fuel-Injection Apparatus (AREA)
EP05719961A 2004-03-05 2005-02-25 Fuel injection pump for internal combustion engine Withdrawn EP1722098A4 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2004061643A JP4098738B2 (en) 2004-03-05 2004-03-05 Fuel injection pump for internal combustion engines
PCT/JP2005/003664 WO2005085626A1 (en) 2004-03-05 2005-02-25 Fuel injection pump for internal combustion engine

Publications (2)

Publication Number Publication Date
EP1722098A1 EP1722098A1 (en) 2006-11-15
EP1722098A4 true EP1722098A4 (en) 2010-01-20

Family

ID=34918078

Family Applications (1)

Application Number Title Priority Date Filing Date
EP05719961A Withdrawn EP1722098A4 (en) 2004-03-05 2005-02-25 Fuel injection pump for internal combustion engine

Country Status (5)

Country Link
EP (1) EP1722098A4 (en)
JP (1) JP4098738B2 (en)
KR (1) KR100781915B1 (en)
CN (1) CN100443715C (en)
WO (1) WO2005085626A1 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102021207001A1 (en) 2021-07-05 2023-01-05 Robert Bosch Gesellschaft mit beschränkter Haftung Pump, in particular fuel injection pump

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1208635A (en) * 1967-06-16 1970-10-14 Bosch Gmbh Robert Improvements in fuel injection pumps
EP0372211A1 (en) * 1988-11-26 1990-06-13 Robert Bosch Gmbh Fuel injection pump for injection internal-combustion engines

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59184369U (en) * 1983-05-27 1984-12-07 株式会社ボッシュオートモーティブ　システム row type fuel injection pump
JPS62126564U (en) * 1986-02-03 1987-08-11
DE3902764C2 (en) * 1989-01-31 2002-10-17 Bosch Gmbh Robert Fuel injection pump
DK176162B1 (en) * 1997-04-21 2006-10-23 Man B & W Diesel As Fuel pump for internal combustion engines, especially large slow-moving marine diesel engines

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1208635A (en) * 1967-06-16 1970-10-14 Bosch Gmbh Robert Improvements in fuel injection pumps
EP0372211A1 (en) * 1988-11-26 1990-06-13 Robert Bosch Gmbh Fuel injection pump for injection internal-combustion engines

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2005085626A1 *

Also Published As

Publication number Publication date
JP2005248876A (en) 2005-09-15
EP1722098A1 (en) 2006-11-15
CN1961146A (en) 2007-05-09
JP4098738B2 (en) 2008-06-11
KR20060122975A (en) 2006-11-30
CN100443715C (en) 2008-12-17
WO2005085626A1 (en) 2005-09-15
KR100781915B1 (en) 2007-12-04

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Legal Events

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