GB2269426B - Fuel injection pumps for internal combustion engines - Google Patents

Fuel injection pumps for internal combustion engines

Info

Publication number
GB2269426B
GB2269426B GB9315790A GB9315790A GB2269426B GB 2269426 B GB2269426 B GB 2269426B GB 9315790 A GB9315790 A GB 9315790A GB 9315790 A GB9315790 A GB 9315790A GB 2269426 B GB2269426 B GB 2269426B
Authority
GB
United Kingdom
Prior art keywords
internal combustion
fuel injection
combustion engines
injection pumps
pumps
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
GB9315790A
Other versions
GB9315790D0 (en
GB2269426A (en
Inventor
Anton Pischinger
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 GB9315790D0 publication Critical patent/GB9315790D0/en
Publication of GB2269426A publication Critical patent/GB2269426A/en
Application granted granted Critical
Publication of GB2269426B publication Critical patent/GB2269426B/en
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
    • 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
    • F02M55/00—Fuel-injection apparatus characterised by their fuel conduits or their venting means; Arrangements of conduits between fuel tank and pump F02M37/00
    • F02M55/001—Pumps with means for preventing erosion on fuel discharge
    • 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
    • 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
    • F02M59/48—Assembling; Disassembling; Replacing
    • F02M59/485—Means for fixing delivery valve casing and barrel to each other or to pump casing

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Fuel-Injection Apparatus (AREA)
GB9315790A 1992-07-31 1993-07-30 Fuel injection pumps for internal combustion engines Expired - Fee Related GB2269426B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19924225350 DE4225350C2 (en) 1992-07-31 1992-07-31 Fuel injection pump for internal combustion engines

Publications (3)

Publication Number Publication Date
GB9315790D0 GB9315790D0 (en) 1993-09-15
GB2269426A GB2269426A (en) 1994-02-09
GB2269426B true GB2269426B (en) 1995-08-30

Family

ID=6464568

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9315790A Expired - Fee Related GB2269426B (en) 1992-07-31 1993-07-30 Fuel injection pumps for internal combustion engines

Country Status (3)

Country Link
JP (1) JP3735127B2 (en)
DE (1) DE4225350C2 (en)
GB (1) GB2269426B (en)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19719046A1 (en) * 1997-05-06 1998-11-12 Man B & W Diesel Ag Fuel injection pump
JP3936119B2 (en) * 2000-04-18 2007-06-27 トヨタ自動車株式会社 High pressure pump and high pressure pump assembly structure
JP3787508B2 (en) 2001-07-19 2006-06-21 株式会社日立製作所 High pressure fuel supply pump
DE10151711A1 (en) * 2001-10-19 2003-04-30 Bosch Gmbh Robert High pressure delivery unit for fuel injection system use for IC engine, has bush-shaped body, valve body unit with surfaces with different geometries forming seal surface on ends facing high pressure chamber
KR100992227B1 (en) * 2008-10-27 2010-11-05 현대중공업 주식회사 Prevention device of cavitation erosion damage in the fuel injection pump of the diesel engine
DE102008059638A1 (en) * 2008-11-28 2010-06-02 Continental Automotive Gmbh high pressure pump
DE102010001870A1 (en) * 2010-02-12 2011-08-18 Robert Bosch GmbH, 70469 Cylinder head for a high-pressure fuel pump
JP5370438B2 (en) * 2011-08-31 2013-12-18 株式会社デンソー High pressure pump
US9683559B2 (en) * 2011-08-01 2017-06-20 Toyota Jidosha Kabushiki Kaisha Fuel pump
AT512043B1 (en) * 2012-03-05 2013-05-15 Bhdt Gmbh High pressure device for liquid media
GB2553484A (en) * 2016-04-26 2018-03-14 Delphi Int Operations Luxembourg Sarl High pressure diesel pump
GB2581488A (en) * 2019-02-15 2020-08-26 Delphi Tech Ip Ltd Sealing assembly
US11220980B2 (en) * 2019-05-16 2022-01-11 Caterpillar Inc. Fuel system having isolation valves between fuel injectors and common drain conduit
US11280306B1 (en) 2021-01-15 2022-03-22 Caterpillar Inc. Fuel injector having dry-running protection valve and fuel system using same
GB2621889A (en) * 2022-08-26 2024-02-28 Borgwarner Luxembourg Operations Fuel pump assembly

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1390086A (en) * 1971-07-17 1975-04-09 Kloeckner Humboldt Deutz Ag Fuel injection pumps
GB1579711A (en) * 1977-02-10 1980-11-26 Bosch Gmbh Robert Fuel injection pumper for internal combustion engine

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2651586B1 (en) * 1976-11-12 1978-04-27 Maschf Augsburg Nuernberg Ag Attachment of an annular abutment for the closing spring of a valve of a fuel injection pump for internal combustion engines

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1390086A (en) * 1971-07-17 1975-04-09 Kloeckner Humboldt Deutz Ag Fuel injection pumps
GB1579711A (en) * 1977-02-10 1980-11-26 Bosch Gmbh Robert Fuel injection pumper for internal combustion engine

Also Published As

Publication number Publication date
JPH06159194A (en) 1994-06-07
DE4225350C2 (en) 2003-05-15
DE4225350A1 (en) 1994-02-03
GB9315790D0 (en) 1993-09-15
GB2269426A (en) 1994-02-09
JP3735127B2 (en) 2006-01-18

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20070730