ITMI20082073A1 - HIGH PRESSURE FUEL PUMP FOR AN INTERNAL COMBUSTION ENGINE FUEL SYSTEM - Google Patents

HIGH PRESSURE FUEL PUMP FOR AN INTERNAL COMBUSTION ENGINE FUEL SYSTEM

Info

Publication number
ITMI20082073A1
ITMI20082073A1 ITMI20082073A ITMI20082073A1 IT MI20082073 A1 ITMI20082073 A1 IT MI20082073A1 IT MI20082073 A ITMI20082073 A IT MI20082073A IT MI20082073 A1 ITMI20082073 A1 IT MI20082073A1
Authority
IT
Italy
Prior art keywords
combustion engine
internal combustion
high pressure
fuel pump
pressure fuel
Prior art date
Application number
Other languages
Italian (it)
Inventor
Peter Ropertz
Hans-Friedrich Schwarz
Joachim Zumbraegel
Original Assignee
Bosch Gmbh Robert
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 Gmbh Robert filed Critical Bosch Gmbh Robert
Publication of ITMI20082073A1 publication Critical patent/ITMI20082073A1/en
Application granted granted Critical
Publication of IT1391789B1 publication Critical patent/IT1391789B1/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
    • 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
    • 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
    • F02M59/447—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 means specially adapted to limit fuel delivery or to supply excess of fuel temporarily, e.g. for starting of the engine
    • 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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Fuel-Injection Apparatus (AREA)
  • Check Valves (AREA)
ITMI2008A002073A 2007-11-26 2008-11-21 HIGH PRESSURE FUEL PUMP FOR AN INTERNAL COMBUSTION ENGINE FUEL SYSTEM IT1391789B1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE200710056891 DE102007056891A1 (en) 2007-11-26 2007-11-26 Fuel high-pressure pump for fuel system of internal-combustion engine, has check valve opening to high pressure regions, where opening pressure difference of check valve is smaller than opening pressure difference of exhaust valve

Publications (2)

Publication Number Publication Date
ITMI20082073A1 true ITMI20082073A1 (en) 2009-05-27
IT1391789B1 IT1391789B1 (en) 2012-01-27

Family

ID=40577085

Family Applications (1)

Application Number Title Priority Date Filing Date
ITMI2008A002073A IT1391789B1 (en) 2007-11-26 2008-11-21 HIGH PRESSURE FUEL PUMP FOR AN INTERNAL COMBUSTION ENGINE FUEL SYSTEM

Country Status (4)

Country Link
CN (1) CN101446247B (en)
DE (1) DE102007056891A1 (en)
FR (1) FR2924174B1 (en)
IT (1) IT1391789B1 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102011002427A1 (en) 2011-01-04 2012-07-05 Robert Bosch Gmbh Double check valve for e.g. preventing back-flow of reduction agent from storage tank of exhaust gas after treatment system of internal combustion engine of motor car, has disk-like elastic membrane provided with two slots
CN114876688B (en) * 2022-05-05 2022-11-18 浙江吉利控股集团有限公司 Oil rail assembly and preheating method of oil rail body

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19539885A1 (en) 1995-05-26 1996-11-28 Bosch Gmbh Robert Fuel supply system for IC engine
DE19834120A1 (en) * 1998-07-29 2000-02-03 Bosch Gmbh Robert Fuel supply system of an internal combustion engine
JP2000045906A (en) * 1998-07-29 2000-02-15 Mitsubishi Electric Corp High-pressure fuel pump system
DE10332484A1 (en) * 2003-07-17 2005-02-10 Robert Bosch Gmbh Fuel injection system for internal combustion engines
DE102004037557A1 (en) * 2004-08-03 2006-03-16 Robert Bosch Gmbh Fuel injection system

Also Published As

Publication number Publication date
DE102007056891A1 (en) 2009-05-28
IT1391789B1 (en) 2012-01-27
FR2924174A1 (en) 2009-05-29
FR2924174B1 (en) 2013-02-22
CN101446247B (en) 2013-05-01
CN101446247A (en) 2009-06-03

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