FR3065262B1 - FUEL BAR COVER WITH FUEL RETURN - Google Patents

FUEL BAR COVER WITH FUEL RETURN Download PDF

Info

Publication number
FR3065262B1
FR3065262B1 FR1753268A FR1753268A FR3065262B1 FR 3065262 B1 FR3065262 B1 FR 3065262B1 FR 1753268 A FR1753268 A FR 1753268A FR 1753268 A FR1753268 A FR 1753268A FR 3065262 B1 FR3065262 B1 FR 3065262B1
Authority
FR
France
Prior art keywords
fuel
injector
bar cover
return
fuel return
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.)
Active
Application number
FR1753268A
Other languages
French (fr)
Other versions
FR3065262A1 (en
Inventor
Benjamin Devun
Jean-Francois Moulin
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.)
Renault SAS
Original Assignee
Renault 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 Renault SAS filed Critical Renault SAS
Priority to FR1753268A priority Critical patent/FR3065262B1/en
Priority to EP18165119.1A priority patent/EP3388661B1/en
Publication of FR3065262A1 publication Critical patent/FR3065262A1/en
Application granted granted Critical
Publication of FR3065262B1 publication Critical patent/FR3065262B1/en
Active 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
    • F02M55/00—Fuel-injection apparatus characterised by their fuel conduits or their venting means; Arrangements of conduits between fuel tank and pump F02M37/00
    • F02M55/002—Arrangement of leakage or drain conduits in or from injectors
    • 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
    • F02M55/02—Conduits between injection pumps and injectors, e.g. conduits between pump and common-rail or conduits between common-rail and injectors
    • 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
    • F02M55/02—Conduits between injection pumps and injectors, e.g. conduits between pump and common-rail or conduits between common-rail and injectors
    • F02M55/025—Common rails
    • 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
    • F02M61/00—Fuel-injectors not provided for in groups F02M39/00 - F02M57/00 or F02M67/00
    • F02M61/14—Arrangements of injectors with respect to engines; Mounting of injectors
    • 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
    • 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
    • F02M2200/18—Fuel-injection apparatus having means for maintaining safety not otherwise provided for
    • 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
    • F02M2200/85—Mounting of fuel injection apparatus
    • F02M2200/853—Mounting of fuel injection apparatus involving use of quick-acting mechanism, e.g. clips
    • 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
    • F02M2200/85—Mounting of fuel injection apparatus
    • F02M2200/856—Mounting of fuel injection apparatus characterised by mounting injector to fuel or common rail, or vice versa
    • 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
    • F02M2200/85—Mounting of fuel injection apparatus
    • F02M2200/857—Mounting of fuel injection apparatus characterised by mounting fuel or common rail to 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
    • F02M69/00—Low-pressure fuel-injection apparatus ; Apparatus with both continuous and intermittent injection; Apparatus injecting different types of fuel
    • F02M69/46—Details, component parts or accessories not provided for in, or of interest apart from, the apparatus covered by groups F02M69/02 - F02M69/44
    • F02M69/462—Arrangement of fuel conduits, e.g. with valves for maintaining pressure in the pipes after the engine being shut-down
    • F02M69/465—Arrangement of fuel conduits, e.g. with valves for maintaining pressure in the pipes after the engine being shut-down of fuel 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)

Abstract

Système de retour de carburant (10) d'un dispositif d'alimentation haute pression de carburant d'un moteur thermique de véhicule automobile, ledit dispositif étant fixé en partie supérieur d'une culasse et comprenant : - une rampe d'injection (12) de carburant haute pression connectée à au moins - un injecteur de carburant (11), caractérisé en ce que ledit système de retour de carburant est fixé à un couvercle de protection (17) du dispositif recouvrant la rampe, le au-moins un injecteur ainsi que toutes les connexions entre la rampe d'injection (12) et le au-moins un injecteur (11).Fuel return system (10) of a high pressure fuel supply device for a heat engine of a motor vehicle, said device being fixed in the upper part of a cylinder head and comprising: - an injection rail (12 ) high pressure fuel connected to at least - one fuel injector (11), characterized in that said fuel return system is fixed to a protective cover (17) of the device covering the rail, the at-least one injector as well as all the connections between the injection rail (12) and the at least one injector (11).

FR1753268A 2017-04-13 2017-04-13 FUEL BAR COVER WITH FUEL RETURN Active FR3065262B1 (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
FR1753268A FR3065262B1 (en) 2017-04-13 2017-04-13 FUEL BAR COVER WITH FUEL RETURN
EP18165119.1A EP3388661B1 (en) 2017-04-13 2018-03-29 Fuel rail cover with fuel return

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR1753268 2017-04-13
FR1753268A FR3065262B1 (en) 2017-04-13 2017-04-13 FUEL BAR COVER WITH FUEL RETURN

Publications (2)

Publication Number Publication Date
FR3065262A1 FR3065262A1 (en) 2018-10-19
FR3065262B1 true FR3065262B1 (en) 2021-07-30

Family

ID=59745995

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1753268A Active FR3065262B1 (en) 2017-04-13 2017-04-13 FUEL BAR COVER WITH FUEL RETURN

Country Status (2)

Country Link
EP (1) EP3388661B1 (en)
FR (1) FR3065262B1 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2601191B (en) 2020-11-24 2023-02-15 Caterpillar Shrewsbury Ltd A rocker housing for an internal combustion engine

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1024700B (en) * 1974-10-28 1978-07-20 Fiat Spa IMPROVEMENTS IN THE CYLINDER HEAD FOR INTERNAL COMBUSTION ENGINES OF THE DIESEL CYCLE TYPE
DE9410232U1 (en) * 1994-06-27 1995-11-02 Robert Bosch Gmbh, 70469 Stuttgart Fuel injection device for internal combustion engines
DE4423657C2 (en) * 1994-07-06 1997-10-02 Daimler Benz Ag Actuating device for an engine brake valve of an internal combustion engine
GB9726090D0 (en) * 1997-12-09 1998-02-11 Lucas Ind Plc Fuel system
DE19801171C1 (en) * 1998-01-15 1999-04-15 Daimler Chrysler Ag fuel injector for multiple cylinder internal combustion engine
DE10025043A1 (en) * 2000-05-20 2001-11-22 Bosch Gmbh Robert Fuel return unit of common rail diesel injection system includes conductors in collection block which are connected to injection valves
EP1355055B1 (en) * 2001-01-25 2006-12-27 Yanmar Co., Ltd. Fuel injection nozzle of engine
FR2935027A1 (en) * 2008-08-18 2010-02-19 Renault Sas Pressurized fuel i.e. petrol, injecting circuit for e.g. petrol engine, of motor vehicle, has injection duct to connect outlet orifice of pressurized fuel collecting tank with injection unit, where duct and tank are formed as single piece
JP2014095314A (en) * 2012-11-08 2014-05-22 Honda Motor Co Ltd Cover structure of internal combustion engine
WO2015087105A1 (en) * 2013-12-13 2015-06-18 Volvo Truck Corporation Cover of an internal combustion engine assembly having a common rail, engine assembly and automotive vehicle including such a cover

Also Published As

Publication number Publication date
FR3065262A1 (en) 2018-10-19
EP3388661B1 (en) 2022-06-08
EP3388661A1 (en) 2018-10-17

Similar Documents

Publication Publication Date Title
JP5842044B2 (en) Fuel valve for pilot oil injection and for injecting gaseous fuel into the combustion chamber of a self-igniting internal combustion engine
CY1107523T1 (en) FUEL EFFICIENCY IMPROVEMENT SYSTEM OF A MOTORCYCLE
EP1707785A3 (en) Control apparatus for diesel-type internal combustion engine
FR3031799B1 (en) IMPROVED SEALING DEVICE BETWEEN AN INJECTION SYSTEM AND AN AIRCRAFT TURBINE ENGINE FUEL INJECTOR NOSE
FI981306A0 (en) Control and safety valve device in a fuel supply system
ATE470057T1 (en) TWO-STROKE COMBUSTION ENGINE
BRPI0802305A2 (en) method for controlling excess pressure in a common rail type fuel supply system
RU2015153199A (en) The method of controlling the engine braking device and the engine braking device
FR3065262B1 (en) FUEL BAR COVER WITH FUEL RETURN
DE50210430D1 (en) FUEL INJECTION DEVICE FOR AN INTERNAL COMBUSTION ENGINE
FR2961446B1 (en) PROTECTIVE DEVICE FOR A FUEL SUPPLY PIPE OF A COMBUSTION ENGINE
ITBO20040322A1 (en) METHOD AND SYSTEM FOR DIRECT FUEL INJECTION INTO AN INTERNAL COMBUSTION ENGINE
AT508234A3 (en) INTERNAL COMBUSTION ENGINE WITH A CONNECTION ASSEMBLY FOR A CYLINDER HEAD
FR3073257B1 (en) AIR INTAKE DEVICE FOR THERMAL ENGINE
FR3071879B1 (en) TWO-VALVE INTERNAL COMBUSTION ENGINE
FR3073251B1 (en) AIR INTAKE CIRCUIT FOR A CONTROLLED IGNITION ENGINE WITH PLASTIC INTEGRATED IN THE CYLINDER HEAD
FR1205389A (en) Device influencing the fuel flow to be supplied to an internal combustion engine by an injection pump
FR3057915B1 (en) HIGH PRESSURE FUEL PUMP ARRANGEMENT ACTUATED BY THE CRANKSHAFT ON THE COUPLING SIDE
TH165193A (en) Structure of the fuel injection system for small vehicles
FR1278146A (en) Improvements to self-regulating reciprocating pumps, particularly fuel injection pumps for internal combustion engines
GB977393A (en) Fuel injection system
DE60302960D1 (en) Control device to operate a motor vehicle diesel engine
FR3073904B1 (en) INJECTOR VALVE NEEDLE
FR2922948B1 (en) DEVICE FOR PROTECTION AGAINST FUEL LEAKAGE FROM THE INJECTION RAMP AND / OR AT LEAST ONE ENGINE INJECTOR
TH182504B (en) Small Vehicle Fuel Pump Arrangement Structure

Legal Events

Date Code Title Description
PLFP Fee payment

Year of fee payment: 2

PLSC Publication of the preliminary search report

Effective date: 20181019

PLFP Fee payment

Year of fee payment: 3

PLFP Fee payment

Year of fee payment: 4

PLFP Fee payment

Year of fee payment: 5

PLFP Fee payment

Year of fee payment: 6

CA Change of address

Effective date: 20221014

PLFP Fee payment

Year of fee payment: 7