FR2998929B1 - PUMP, IN PARTICULAR FOR THE INJECTION OF FUEL IN A THERMAL ENGINE - Google Patents

PUMP, IN PARTICULAR FOR THE INJECTION OF FUEL IN A THERMAL ENGINE Download PDF

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Publication number
FR2998929B1
FR2998929B1 FR1261525A FR1261525A FR2998929B1 FR 2998929 B1 FR2998929 B1 FR 2998929B1 FR 1261525 A FR1261525 A FR 1261525A FR 1261525 A FR1261525 A FR 1261525A FR 2998929 B1 FR2998929 B1 FR 2998929B1
Authority
FR
France
Prior art keywords
fuel
injection
pump
thermal engine
engine
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
FR1261525A
Other languages
French (fr)
Other versions
FR2998929A1 (en
Inventor
Piotr Zakrzewski
Julien Marcinkowski
Nicolas Gelez
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.)
Valeo Systemes de Controle Moteur SAS
Original Assignee
Valeo Systemes de Controle Moteur SAS
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 Valeo Systemes de Controle Moteur SAS filed Critical Valeo Systemes de Controle Moteur SAS
Priority to FR1261525A priority Critical patent/FR2998929B1/en
Publication of FR2998929A1 publication Critical patent/FR2998929A1/en
Application granted granted Critical
Publication of FR2998929B1 publication Critical patent/FR2998929B1/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
    • F02M59/10—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 the piston-drive
    • F02M59/102—Mechanical drive, e.g. tappets or cams
    • 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
    • F02M59/30—Varying fuel delivery in quantity or timing with variable-length-stroke pistons
    • 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
    • F04B1/0413—Cams
    • 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
    • F04B1/0426—Arrangements for pressing the pistons against the actuated cam; Arrangements for connecting the pistons to the actuated cam
    • 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
    • F04B49/00—Control, e.g. of pump delivery, or pump pressure of, or safety measures for, machines, pumps, or pumping installations, not otherwise provided for, or of interest apart from, groups F04B1/00 - F04B47/00
    • F04B49/12—Control, e.g. of pump delivery, or pump pressure of, or safety measures for, machines, pumps, or pumping installations, not otherwise provided for, or of interest apart from, groups F04B1/00 - F04B47/00 by varying the length of stroke of the working members
    • 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
    • F04B2201/00—Pump parameters
    • F04B2201/02—Piston parameters
    • F04B2201/0206—Length of piston stroke
    • 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
    • F04B2205/00—Fluid parameters
    • F04B2205/09—Flow through the pump

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Fuel-Injection Apparatus (AREA)
FR1261525A 2012-11-30 2012-11-30 PUMP, IN PARTICULAR FOR THE INJECTION OF FUEL IN A THERMAL ENGINE Expired - Fee Related FR2998929B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR1261525A FR2998929B1 (en) 2012-11-30 2012-11-30 PUMP, IN PARTICULAR FOR THE INJECTION OF FUEL IN A THERMAL ENGINE

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR1261525 2012-11-30
FR1261525A FR2998929B1 (en) 2012-11-30 2012-11-30 PUMP, IN PARTICULAR FOR THE INJECTION OF FUEL IN A THERMAL ENGINE

Publications (2)

Publication Number Publication Date
FR2998929A1 FR2998929A1 (en) 2014-06-06
FR2998929B1 true FR2998929B1 (en) 2018-08-10

Family

ID=47714323

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1261525A Expired - Fee Related FR2998929B1 (en) 2012-11-30 2012-11-30 PUMP, IN PARTICULAR FOR THE INJECTION OF FUEL IN A THERMAL ENGINE

Country Status (1)

Country Link
FR (1) FR2998929B1 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB201506820D0 (en) * 2015-04-22 2015-06-03 Delphi Internat Operations Luxembourg S � R L Externally sprung tappet with head turret guide for a fuel pump
DE102015016925A1 (en) * 2015-12-24 2017-06-29 Audi Ag Fuel pump
GB2571934A (en) * 2018-03-12 2019-09-18 Delphi Automotive Systems Lux High pressure multi-mode fuel pump system

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2605710A (en) * 1948-12-08 1952-08-05 William H Mashinter Radial pump
FI54533C (en) * 1975-02-27 1978-12-11 Aarne Ellilae ANORDNING VID MEMBRAN- ELLER PISTON PUMP AVSEDD FOER DOSERING AV VAETSKA
DE3720567A1 (en) * 1987-06-22 1989-01-05 Neuhaus Hermann Infinitely variable radial piston machine

Also Published As

Publication number Publication date
FR2998929A1 (en) 2014-06-06

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