IT947400B - Dispositivo di regolazione della portata del gas di scarico ricirco lato in un motore a combustione interna - Google Patents

Dispositivo di regolazione della portata del gas di scarico ricirco lato in un motore a combustione interna

Info

Publication number
IT947400B
IT947400B IT20344/72A IT2034472A IT947400B IT 947400 B IT947400 B IT 947400B IT 20344/72 A IT20344/72 A IT 20344/72A IT 2034472 A IT2034472 A IT 2034472A IT 947400 B IT947400 B IT 947400B
Authority
IT
Italy
Prior art keywords
regulating
exhaust gas
combustion engine
internal combustion
gas flow
Prior art date
Application number
IT20344/72A
Other languages
English (en)
Original Assignee
Alfa Romeo Spa
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 Alfa Romeo Spa filed Critical Alfa Romeo Spa
Priority to IT20344/72A priority Critical patent/IT947400B/it
Priority to DE2304435A priority patent/DE2304435C2/de
Priority to US00329822A priority patent/US3844261A/en
Application granted granted Critical
Publication of IT947400B publication Critical patent/IT947400B/it

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
    • 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
    • F02M26/39—Arrangement or layout of EGR passages, e.g. in relation to specific engine parts or for incorporation of accessories with two or more EGR valves disposed in series
    • 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
    • F02M26/59—Systems for actuating EGR valves using positive pressure actuators; Check valves therefor
    • F02M26/61—Systems for actuating EGR valves using positive pressure actuators; Check valves therefor in response to exhaust pressure
    • 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
    • F02M26/63—Systems for actuating EGR valves the EGR valve being directly controlled by an operator
    • 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
    • F02M26/70—Flap valves; Rotary valves; Sliding valves; Resilient 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
    • F02M1/00—Carburettors with means for facilitating engine's starting or its idling below operational temperatures

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Exhaust Gas After Treatment (AREA)
  • Control Of Throttle Valves Provided In The Intake System Or In The Exhaust System (AREA)
  • Exhaust Silencers (AREA)
IT20344/72A 1972-02-08 1972-02-08 Dispositivo di regolazione della portata del gas di scarico ricirco lato in un motore a combustione interna IT947400B (it)

Priority Applications (3)

Application Number Priority Date Filing Date Title
IT20344/72A IT947400B (it) 1972-02-08 1972-02-08 Dispositivo di regolazione della portata del gas di scarico ricirco lato in un motore a combustione interna
DE2304435A DE2304435C2 (de) 1972-02-08 1973-01-30 Verbrennungsmotor
US00329822A US3844261A (en) 1972-02-08 1973-02-05 Device for regulating the rate of flow of recycled exhaust gases in an internal combustion engine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT20344/72A IT947400B (it) 1972-02-08 1972-02-08 Dispositivo di regolazione della portata del gas di scarico ricirco lato in un motore a combustione interna

Publications (1)

Publication Number Publication Date
IT947400B true IT947400B (it) 1973-05-21

Family

ID=11165890

Family Applications (1)

Application Number Title Priority Date Filing Date
IT20344/72A IT947400B (it) 1972-02-08 1972-02-08 Dispositivo di regolazione della portata del gas di scarico ricirco lato in un motore a combustione interna

Country Status (3)

Country Link
US (1) US3844261A (it)
DE (1) DE2304435C2 (it)
IT (1) IT947400B (it)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA972642A (en) * 1972-04-17 1975-08-12 William L. Kingsbury Exhaust gas recirculation control valve
US4014302A (en) * 1975-03-14 1977-03-29 Briggs & Stratton Corporation Device to reduce the nitrogen oxide content in the exhaust gas of an internal combustion engine
US4009689A (en) * 1975-05-02 1977-03-01 General Motors Corporation Rotary combustion engine exhaust gas recirculation system
CH610987A5 (it) * 1975-08-29 1979-05-15 Bbc Brown Boveri & Cie
JPS5252025A (en) * 1975-10-22 1977-04-26 Toyota Motor Corp Exhaust gas recycling valve
US4100734A (en) * 1976-01-12 1978-07-18 Nippon Soken, Inc. Exhaust gas purification system for an internal combustion engine
US4149503A (en) * 1976-10-01 1979-04-17 Nippon Soken, Inc. Exhaust gas recirculation system for an internal combustion engine
US4164918A (en) * 1978-02-21 1979-08-21 General Motors Corporation Exhaust gas recirculation control
FR2420659A1 (fr) * 1978-03-22 1979-10-19 Peugeot Dispositif de recyclage des gaz d'echappement pour moteur diesel
FR2443582A2 (fr) * 1978-12-05 1980-07-04 Peugeot Dispositif de recyclage des gaz d'echappement pour moteur diesel
US4180034A (en) * 1978-05-25 1979-12-25 General Motors Corporation Exhaust gas recirculation control
US4196707A (en) * 1978-07-31 1980-04-08 General Motors Corporation Exhaust gas recirculation control
US4186703A (en) * 1978-09-06 1980-02-05 General Motors Corporation Exhaust gas recirculation control
US4205526A (en) * 1978-09-13 1980-06-03 Owens Leroy Emission control system and method for internal combustion engine
WO1993017229A1 (en) * 1992-02-25 1993-09-02 Blue Planet Technologies Co. L.P. Catalytic system
US5387569A (en) * 1992-02-25 1995-02-07 Blue Planet Technologies Co., L.P. Catalytic solution suitable for converting combustion emissions

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3507260A (en) * 1967-05-01 1970-04-21 Brooks Walker Exhaust recirculation control for an engine
DE1601374A1 (de) * 1967-10-18 1970-04-02 Motoren Werke Mannheim Ag Selbstzuendende,luftverdichtende Brennkraftmaschine,insbesondere fuer den Betrieb mit zuendunwilligen Kraftstoffen
US3675633A (en) * 1969-01-20 1972-07-11 Nissan Motor Air-pollution preventive system for motor vehicles
DE1944357A1 (de) * 1969-09-01 1971-03-18 Brooks Walker Vorrichtung zum Regeln der zurueckfuehrenden Auspuffgase bei einem Verbrennungsmotor

Also Published As

Publication number Publication date
DE2304435C2 (de) 1982-08-19
US3844261A (en) 1974-10-29
DE2304435A1 (de) 1973-08-16

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