FR2924174B1 - HIGH PRESSURE FUEL PUMP FOR A FUEL SUPPLY SYSTEM OF AN INTERNAL COMBUSTION ENGINE - Google Patents

HIGH PRESSURE FUEL PUMP FOR A FUEL SUPPLY SYSTEM OF AN INTERNAL COMBUSTION ENGINE

Info

Publication number
FR2924174B1
FR2924174B1 FR0857941A FR0857941A FR2924174B1 FR 2924174 B1 FR2924174 B1 FR 2924174B1 FR 0857941 A FR0857941 A FR 0857941A FR 0857941 A FR0857941 A FR 0857941A FR 2924174 B1 FR2924174 B1 FR 2924174B1
Authority
FR
France
Prior art keywords
combustion engine
internal combustion
high pressure
supply system
fuel supply
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
FR0857941A
Other languages
French (fr)
Other versions
FR2924174A1 (en
Inventor
Hans Friedrich Schwarz
Peter Ropertz
Joachim Zumbraegel
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 FR2924174A1 publication Critical patent/FR2924174A1/en
Application granted granted Critical
Publication of FR2924174B1 publication Critical patent/FR2924174B1/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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)
FR0857941A 2007-11-26 2008-11-24 HIGH PRESSURE FUEL PUMP FOR A FUEL SUPPLY SYSTEM OF AN INTERNAL COMBUSTION ENGINE Expired - Fee Related FR2924174B1 (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
FR2924174A1 FR2924174A1 (en) 2009-05-29
FR2924174B1 true FR2924174B1 (en) 2013-02-22

Family

ID=40577085

Family Applications (1)

Application Number Title Priority Date Filing Date
FR0857941A Expired - Fee Related FR2924174B1 (en) 2007-11-26 2008-11-24 HIGH PRESSURE FUEL PUMP FOR A FUEL SUPPLY SYSTEM OF AN INTERNAL COMBUSTION ENGINE

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
ITMI20082073A1 (en) 2009-05-27
CN101446247B (en) 2013-05-01
CN101446247A (en) 2009-06-03

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