FI20077126A - Fuel pump with anti-cavitation design - Google Patents

Fuel pump with anti-cavitation design Download PDF

Info

Publication number
FI20077126A
FI20077126A FI20077126A FI20077126A FI20077126A FI 20077126 A FI20077126 A FI 20077126A FI 20077126 A FI20077126 A FI 20077126A FI 20077126 A FI20077126 A FI 20077126A FI 20077126 A FI20077126 A FI 20077126A
Authority
FI
Finland
Prior art keywords
fuel pump
cavitation
design
cavitation design
fuel
Prior art date
Application number
FI20077126A
Other languages
Finnish (fi)
Swedish (sv)
Other versions
FI122810B (en
Inventor
Dong-Hun Kim
Sang-Hak Ghal
Ji-Soo Ha
Ju-Tae Kim
Original Assignee
Hyun Dai Heavy Ind Co Ltd
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
Priority claimed from KR1020040112746A external-priority patent/KR100895407B1/en
Priority claimed from KR1020040112747A external-priority patent/KR100895948B1/en
Priority claimed from KR1020040112748A external-priority patent/KR20060074116A/en
Application filed by Hyun Dai Heavy Ind Co Ltd filed Critical Hyun Dai Heavy Ind Co Ltd
Publication of FI20077126A publication Critical patent/FI20077126A/en
Application granted granted Critical
Publication of FI122810B publication Critical patent/FI122810B/en

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
    • F02M55/00—Fuel-injection apparatus characterised by their fuel conduits or their venting means; Arrangements of conduits between fuel tank and pump F02M37/00
    • F02M55/04—Means for damping vibrations or pressure fluctuations in injection pump inlets or outlets
    • 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
    • F02M59/04—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 special arrangement of cylinders with respect to piston-driving shaft, e.g. arranged parallel to that shaft or swash-plate type pumps
    • 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
    • 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
    • F02M2200/00—Details of fuel-injection apparatus, not otherwise provided for
    • F02M2200/31—Fuel-injection apparatus having hydraulic pressure fluctuations damping elements

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Fuel-Injection Apparatus (AREA)
FI20077126A 2004-12-27 2007-06-13 Fuel pump with design that prevents cavitation damage FI122810B (en)

Applications Claiming Priority (8)

Application Number Priority Date Filing Date Title
KR1020040112746A KR100895407B1 (en) 2004-12-27 2004-12-27 Fuel injection pump to prevent cavitation erosion
KR20040112747 2004-12-27
KR1020040112747A KR100895948B1 (en) 2004-12-27 2004-12-27 Fuel injection pump to prevent cavitation erosion
KR20040112746 2004-12-27
KR1020040112748A KR20060074116A (en) 2004-12-27 2004-12-27 Fuel injection pump to prevent cavitation erosion
KR20040112748 2004-12-27
KR2005004192 2005-12-08
PCT/KR2005/004192 WO2006071009A1 (en) 2004-12-27 2005-12-08 Fuel injection pump having cavitation damage-prevention structure

Publications (2)

Publication Number Publication Date
FI20077126A true FI20077126A (en) 2007-06-13
FI122810B FI122810B (en) 2012-07-13

Family

ID=36615099

Family Applications (1)

Application Number Title Priority Date Filing Date
FI20077126A FI122810B (en) 2004-12-27 2007-06-13 Fuel pump with design that prevents cavitation damage

Country Status (5)

Country Link
JP (1) JP2008525704A (en)
CH (1) CH706191B1 (en)
DE (1) DE112005003302B4 (en)
FI (1) FI122810B (en)
WO (1) WO2006071009A1 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5964061B2 (en) * 2012-01-25 2016-08-03 三菱重工業株式会社 Deflector, fuel injection pump
JP2014208988A (en) * 2013-04-16 2014-11-06 三菱重工業株式会社 Fuel injection pump

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2278951A1 (en) * 1974-07-16 1976-02-13 Semt ANTI-EROSION DEVICE OF A SUCTION AND PRESSURE PUMP
GB1594124A (en) * 1977-04-30 1981-07-30 Lucas Industries Ltd Liquid fuel injection pumps
JPS6365857U (en) * 1986-10-20 1988-04-30
JPS6369770U (en) * 1986-10-25 1988-05-11
JP2510337Y2 (en) 1988-09-30 1996-09-11 三菱重工業株式会社 Fuel injection pump deflector
JPH0368561U (en) * 1989-11-04 1991-07-05
JP3041496B2 (en) 1992-06-08 2000-05-15 ヤンマーディーゼル株式会社 Fuel injection device for internal combustion engine
JPH0625555U (en) 1992-08-31 1994-04-08 三菱重工業株式会社 Fuel injection pump for internal combustion engine
JPH0754735A (en) 1993-08-11 1995-02-28 Yanmar Diesel Engine Co Ltd Spill deflector for fuel injection pump
JPH07119581A (en) * 1993-10-18 1995-05-09 Nippondenso Co Ltd Fuel injection pump
JPH07167013A (en) * 1993-11-10 1995-07-04 Daiwa Diesel Seiki Kk Cavitation phenomenon prevention mechanism in fuel injection pump for diesel engine, and plunger erosion prevention method
JPH07269442A (en) 1994-03-29 1995-10-17 Daiwa Diesel Seiki Kk Cavitation preventing mechanism and method of preventing plunger from erosion in fuel injection pump for diesel engine
JPH08261109A (en) * 1995-03-27 1996-10-08 Mitsubishi Heavy Ind Ltd Fuel injection pump
JPH10266927A (en) * 1997-03-25 1998-10-06 Mitsubishi Heavy Ind Ltd 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
JP3604294B2 (en) * 1998-12-11 2004-12-22 株式会社ボッシュオートモーティブシステム Fuel injection pump
JP2000291511A (en) * 1999-04-06 2000-10-17 Niigata Eng Co Ltd Fuel injection pump

Also Published As

Publication number Publication date
JP2008525704A (en) 2008-07-17
WO2006071009A1 (en) 2006-07-06
FI122810B (en) 2012-07-13
DE112005003302B4 (en) 2024-01-04
CH706191B1 (en) 2013-09-13
DE112005003302T5 (en) 2007-11-08

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