IT201700065540A1 - PUMP UNIT FOR FUEL SUPPLY TO AN INTERNAL COMBUSTION ENGINE - Google Patents

PUMP UNIT FOR FUEL SUPPLY TO AN INTERNAL COMBUSTION ENGINE

Info

Publication number
IT201700065540A1
IT201700065540A1 IT102017000065540A IT201700065540A IT201700065540A1 IT 201700065540 A1 IT201700065540 A1 IT 201700065540A1 IT 102017000065540 A IT102017000065540 A IT 102017000065540A IT 201700065540 A IT201700065540 A IT 201700065540A IT 201700065540 A1 IT201700065540 A1 IT 201700065540A1
Authority
IT
Italy
Prior art keywords
combustion engine
internal combustion
fuel supply
pump unit
pump
Prior art date
Application number
IT102017000065540A
Other languages
Italian (it)
Inventor
Michele Antonio Iannuzzi
Jochen Knust
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
Priority to IT102017000065540A priority Critical patent/IT201700065540A1/en
Priority to PCT/EP2018/065284 priority patent/WO2018228970A1/en
Priority to CN201880039666.4A priority patent/CN110770432A/en
Publication of IT201700065540A1 publication Critical patent/IT201700065540A1/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
    • F02M59/44—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
    • F02M59/442—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 preventing fuel leakage around pump plunger, e.g. fluid barriers
    • 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
    • F02M37/00—Apparatus or systems for feeding liquid fuel from storage containers to carburettors or fuel-injection apparatus; Arrangements for purifying liquid fuel specially adapted for, or arranged on, internal-combustion engines
    • F02M37/0047—Layout or arrangement of systems for feeding fuel
    • F02M37/0052—Details on the fuel return circuit; Arrangement of pressure regulators
    • 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
    • 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
    • F02M59/464—Inlet valves of the check valve type
    • 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
    • F04B1/0443—Draining of the housing; Arrangements for handling leaked fluids
    • 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
    • F04B1/053—Multi-cylinder machines or pumps characterised by number or arrangement of cylinders having cylinders in star- or fan-arrangement with actuating or actuated elements at the inner ends of the cylinders
    • 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
    • F04B53/00—Component parts, details or accessories not provided for in, or of interest apart from, groups F04B1/00 - F04B23/00 or F04B39/00 - F04B47/00
    • F04B53/04—Draining
    • 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
    • F04B53/00—Component parts, details or accessories not provided for in, or of interest apart from, groups F04B1/00 - F04B23/00 or F04B39/00 - F04B47/00
    • F04B53/16—Casings; Cylinders; Cylinder liners or heads; Fluid connections

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Fuel-Injection Apparatus (AREA)
IT102017000065540A 2017-06-13 2017-06-13 PUMP UNIT FOR FUEL SUPPLY TO AN INTERNAL COMBUSTION ENGINE IT201700065540A1 (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
IT102017000065540A IT201700065540A1 (en) 2017-06-13 2017-06-13 PUMP UNIT FOR FUEL SUPPLY TO AN INTERNAL COMBUSTION ENGINE
PCT/EP2018/065284 WO2018228970A1 (en) 2017-06-13 2018-06-11 Pump unit for feeding fuel to an internal combustion engine
CN201880039666.4A CN110770432A (en) 2017-06-13 2018-06-11 Pump unit for supplying fuel to an internal combustion engine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT102017000065540A IT201700065540A1 (en) 2017-06-13 2017-06-13 PUMP UNIT FOR FUEL SUPPLY TO AN INTERNAL COMBUSTION ENGINE

Publications (1)

Publication Number Publication Date
IT201700065540A1 true IT201700065540A1 (en) 2018-12-13

Family

ID=60138790

Family Applications (1)

Application Number Title Priority Date Filing Date
IT102017000065540A IT201700065540A1 (en) 2017-06-13 2017-06-13 PUMP UNIT FOR FUEL SUPPLY TO AN INTERNAL COMBUSTION ENGINE

Country Status (3)

Country Link
CN (1) CN110770432A (en)
IT (1) IT201700065540A1 (en)
WO (1) WO2018228970A1 (en)

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB690563A (en) * 1950-06-14 1953-04-22 Cav Ltd Liquid fuel pumps
DE102012204264A1 (en) * 2012-03-19 2013-09-19 Robert Bosch Gmbh high pressure pump
DE102013203891A1 (en) * 2013-03-07 2014-09-11 Robert Bosch Gmbh High-pressure pump, in particular high-pressure fuel pump for an internal combustion engine
WO2015082112A1 (en) * 2013-12-04 2015-06-11 Robert Bosch Gmbh Pump for delivering a fluid
DE102014218992A1 (en) * 2014-09-22 2016-03-24 Robert Bosch Gmbh High-pressure fuel pump

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB690563A (en) * 1950-06-14 1953-04-22 Cav Ltd Liquid fuel pumps
DE102012204264A1 (en) * 2012-03-19 2013-09-19 Robert Bosch Gmbh high pressure pump
DE102013203891A1 (en) * 2013-03-07 2014-09-11 Robert Bosch Gmbh High-pressure pump, in particular high-pressure fuel pump for an internal combustion engine
WO2015082112A1 (en) * 2013-12-04 2015-06-11 Robert Bosch Gmbh Pump for delivering a fluid
DE102014218992A1 (en) * 2014-09-22 2016-03-24 Robert Bosch Gmbh High-pressure fuel pump

Also Published As

Publication number Publication date
CN110770432A (en) 2020-02-07
WO2018228970A1 (en) 2018-12-20

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