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IT1298111B1 - Valvola di riflusso per gas di scarico - Google Patents

Valvola di riflusso per gas di scarico

Info

Publication number
IT1298111B1
IT1298111B1 IT98MI000037A ITMI980037A IT1298111B1 IT 1298111 B1 IT1298111 B1 IT 1298111B1 IT 98MI000037 A IT98MI000037 A IT 98MI000037A IT MI980037 A ITMI980037 A IT MI980037A IT 1298111 B1 IT1298111 B1 IT 1298111B1
Authority
IT
Italy
Prior art keywords
exhaust gas
reflect
valve
reflect valve
exhaust
Prior art date
Application number
IT98MI000037A
Other languages
English (en)
Inventor
Erwin Krimmer
Peter Baur
Bernd Wietholt
Bruno Hezel
Eberhard Wizgall
Tilman Miehle
Karl Heinz Beelich
Michael Schneider
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 ITMI980037A1 publication Critical patent/ITMI980037A1/it
Application granted granted Critical
Publication of IT1298111B1 publication Critical patent/IT1298111B1/it

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D21/00—Controlling engines characterised by their being supplied with non-airborne oxygen or other non-fuel gas
    • F02D21/06—Controlling engines characterised by their being supplied with non-airborne oxygen or other non-fuel gas peculiar to engines having other non-fuel gas added to combustion air
    • F02D21/08—Controlling engines characterised by their being supplied with non-airborne oxygen or other non-fuel gas peculiar to engines having other non-fuel gas added to combustion air the other gas being the exhaust gas of 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
    • F02M26/00—Engine-pertinent apparatus for adding exhaust gases to combustion-air, main fuel or fuel-air mixture, e.g. by exhaust gas recirculation [EGR] systems
    • F02M26/13—Arrangement or layout of EGR passages, e.g. in relation to specific engine parts or for incorporation of accessories
    • F02M26/17—Arrangement or layout of EGR passages, e.g. in relation to specific engine parts or for incorporation of accessories in relation to the intake system
    • F02M26/21—Arrangement or layout of EGR passages, e.g. in relation to specific engine parts or for incorporation of accessories in relation to the intake system with EGR valves located at or near the connection to the intake system
    • 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
    • F02M26/00—Engine-pertinent apparatus for adding exhaust gases to combustion-air, main fuel or fuel-air mixture, e.g. by exhaust gas recirculation [EGR] systems
    • F02M26/65—Constructional details of EGR valves
    • F02M26/66—Lift valves, e.g. poppet valves
    • F02M26/68—Closing members; Valve seats; Flow passages
    • 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
    • F02M26/00—Engine-pertinent apparatus for adding exhaust gases to combustion-air, main fuel or fuel-air mixture, e.g. by exhaust gas recirculation [EGR] systems
    • F02M26/52—Systems for actuating EGR valves
    • F02M26/53—Systems for actuating EGR valves using electric actuators, e.g. solenoids
    • 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
    • F02M26/00—Engine-pertinent apparatus for adding exhaust gases to combustion-air, main fuel or fuel-air mixture, e.g. by exhaust gas recirculation [EGR] systems
    • F02M26/52—Systems for actuating EGR valves
    • F02M26/55—Systems for actuating EGR valves using vacuum actuators

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Magnetically Actuated Valves (AREA)
  • Cylinder Crankcases Of Internal Combustion Engines (AREA)
  • Exhaust Silencers (AREA)
  • Lift Valve (AREA)
  • Electrically Driven Valve-Operating Means (AREA)
IT98MI000037A 1997-01-16 1998-01-13 Valvola di riflusso per gas di scarico IT1298111B1 (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19701239A DE19701239A1 (de) 1997-01-16 1997-01-16 Abgasrückführventil

Publications (2)

Publication Number Publication Date
ITMI980037A1 ITMI980037A1 (it) 1999-07-13
IT1298111B1 true IT1298111B1 (it) 1999-12-20

Family

ID=7817480

Family Applications (1)

Application Number Title Priority Date Filing Date
IT98MI000037A IT1298111B1 (it) 1997-01-16 1998-01-13 Valvola di riflusso per gas di scarico

Country Status (3)

Country Link
DE (1) DE19701239A1 (it)
FR (1) FR2758367B1 (it)
IT (1) IT1298111B1 (it)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19819123A1 (de) * 1998-04-29 1999-11-04 Knecht Filterwerke Gmbh Abgas-Rückführungsvorrichtung in einer Brennkraftmaschine
DE19825656A1 (de) * 1998-06-09 1999-12-16 Wahler Gmbh & Co Gustav Abgasrückführventil für Brennkraftmaschinen
DE10336976B4 (de) * 2003-08-12 2005-08-18 Pierburg Gmbh Ventilvorrichtung für eine Verbrennungskraftmaschine

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3799131A (en) * 1972-04-19 1974-03-26 Gen Motors Corp Exhaust gas recirculation
JPH0341280A (ja) * 1989-07-10 1991-02-21 Matsushita Electric Ind Co Ltd 流量制御弁
DE4039351A1 (de) * 1990-12-10 1992-06-11 Pierburg Gmbh Elektromagnetisches steuerventil fuer abgasrueckfuehrung
FR2681381A1 (fr) * 1991-09-16 1993-03-19 Labinal Perfectionnements apportes aux dispositifs de recyclage des gaz d'echappement.
DE4338194C2 (de) 1993-11-09 2003-04-03 Pierburg Gmbh Luftansaugkanalsystem für Brennkraftmaschinen

Also Published As

Publication number Publication date
FR2758367B1 (fr) 1999-10-22
FR2758367A1 (fr) 1998-07-17
DE19701239A1 (de) 1998-07-23
ITMI980037A1 (it) 1999-07-13

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Legal Events

Date Code Title Description
0001 Granted