US3788284B1 - - Google Patents

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US3788284B1
US3788284B1 US3788284DA US3788284B1 US 3788284 B1 US3788284 B1 US 3788284B1 US 3788284D A US3788284D A US 3788284DA US 3788284 B1 US3788284 B1 US 3788284B1
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United States
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    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D41/00—Electrical control of supply of combustible mixture or its constituents
    • F02D41/0025—Controlling engines characterised by use of non-liquid fuels, pluralities of fuels, or non-fuel substances added to the combustible mixtures
    • F02D41/0047—Controlling exhaust gas recirculation [EGR]
    • F02D41/0077—Control of the EGR valve or actuator, e.g. duty cycle, closed loop control of position
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D41/00—Electrical control of supply of combustible mixture or its constituents
    • F02D41/02—Circuit arrangements for generating control signals
    • F02D41/021—Introducing corrections for particular conditions exterior to the engine
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00—Road transport of goods or passengers
    • Y02T10/10—Internal combustion engine [ICE] based vehicles
    • Y02T10/40—Engine management systems
US00255327A 1972-05-22 1972-05-22 Feedback modulation of exhaust gases in internal combustion engines Expired - Lifetime US3788284A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US25532772A 1972-05-22 1972-05-22

Publications (2)

Publication Number Publication Date
US3788284A US3788284A (en) 1974-01-29
US3788284B1 true US3788284B1 (en) 1984-03-20

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Family Applications (1)

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US00255327A Expired - Lifetime US3788284A (en) 1972-05-22 1972-05-22 Feedback modulation of exhaust gases in internal combustion engines

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Cited By (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3872846A (en) * 1972-04-24 1975-03-25 Bendix Corp Exhaust gas recirculation (EGR) internal combustion engine roughness control system
US3975904A (en) * 1975-01-22 1976-08-24 The United States Of America As Represented By The Secretary Of The Army Controlled exhaust gas recirculation
US4026256A (en) * 1976-05-10 1977-05-31 Chrysler Corporation Engine exhaust gas recirculation (EGR) control system
US4190029A (en) * 1977-08-19 1980-02-26 The Bendix Corporation Control of EGR in a closed loop EFI engine
US4280471A (en) * 1979-01-22 1981-07-28 Nissan Motor Company, Limited Control system for internal combustion engine
US4315492A (en) * 1980-06-12 1982-02-16 Gardner Conrad O EGR Valve control signal processing for internal combustion engine
US4677823A (en) * 1985-11-01 1987-07-07 The Garrett Corporation Diesel engine particulate trap regeneration system
US4835963A (en) * 1986-08-28 1989-06-06 Allied-Signal Inc. Diesel engine particulate trap regeneration system
US4914911A (en) * 1989-03-13 1990-04-10 Brunswick Corporation Marine engine exhaust system with diverter valve and alternate exhaust discharge
US5134852A (en) * 1990-08-23 1992-08-04 Tennessee Gas Pipeline Company Clam shell type Y-joint
US5301764A (en) * 1992-04-13 1994-04-12 Gardner Conrad O Hybrid motor vehicle having an electric motor and utilizing an internal combustion engine for fast charge during cruise mode off condition
US5433073A (en) * 1992-03-10 1995-07-18 Institut Francais Du Petrole Exhaust line with catalyst for two-stroke internal-combustion engines
US5946908A (en) * 1996-01-17 1999-09-07 Yamaha Hatsudoki Kabushiki Kaisha Engine control and wall temperature sensor
US20070143007A1 (en) * 2005-12-20 2007-06-21 Caterpillar Inc. Exhaust control system implementing fuel quality detection
US7290627B1 (en) 1992-04-13 2007-11-06 Conrad Oliver Gardner Extended range motor vehicle having ambient pollutant processing
US20090312934A1 (en) * 2006-10-04 2009-12-17 Continental Automotive Gmbh Method for Operating a Combustion Machine, Device for Obtaining Thermal Energy, and Motor Vehicle
US20110314794A1 (en) * 2009-03-05 2011-12-29 Mack Trucks, Inc. Diesel engine system and method and apparatus for handling diesel engine exhaust

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH221394A (en) * 1941-03-24 1942-05-31 W Blanc Process for supplying an internal combustion engine and installation for implementing this process.
US2603197A (en) * 1950-03-10 1952-07-15 Plais R Rowland Gas saving device
US2722927A (en) * 1952-10-29 1955-11-08 George W Cornelius Apparatus for controlling internal combustion engine fuel mixtures
US2700967A (en) * 1953-06-02 1955-02-01 Maker Daniel Petrus Fuel system of internal-combustion engines
US2787989A (en) * 1956-03-19 1957-04-09 Fred E Mckinley Dual solenoid controlled apparatus for preventing release of contaminants from an internal combustion engine
US2977940A (en) * 1956-11-23 1961-04-04 Matthew A Theriault Method of operation of internal combustion engines
US3135253A (en) * 1960-12-24 1964-06-02 Maschf Augsburg Nuernberg Ag Recycled exhaust gas regulation
US3507260A (en) * 1967-05-01 1970-04-21 Brooks Walker Exhaust recirculation control for an engine
GB1270516A (en) * 1969-01-20 1972-04-12 Nissan Motor Induction system for motor vehicles
US3677239A (en) * 1970-06-24 1972-07-18 James L Elkins Non-polluting exhaust system for internal combustion engines

Cited By (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3872846A (en) * 1972-04-24 1975-03-25 Bendix Corp Exhaust gas recirculation (EGR) internal combustion engine roughness control system
US3975904A (en) * 1975-01-22 1976-08-24 The United States Of America As Represented By The Secretary Of The Army Controlled exhaust gas recirculation
US4026256A (en) * 1976-05-10 1977-05-31 Chrysler Corporation Engine exhaust gas recirculation (EGR) control system
US4190029A (en) * 1977-08-19 1980-02-26 The Bendix Corporation Control of EGR in a closed loop EFI engine
US4280471A (en) * 1979-01-22 1981-07-28 Nissan Motor Company, Limited Control system for internal combustion engine
US4315492A (en) * 1980-06-12 1982-02-16 Gardner Conrad O EGR Valve control signal processing for internal combustion engine
US4677823A (en) * 1985-11-01 1987-07-07 The Garrett Corporation Diesel engine particulate trap regeneration system
US4835963A (en) * 1986-08-28 1989-06-06 Allied-Signal Inc. Diesel engine particulate trap regeneration system
US4914911A (en) * 1989-03-13 1990-04-10 Brunswick Corporation Marine engine exhaust system with diverter valve and alternate exhaust discharge
US5134852A (en) * 1990-08-23 1992-08-04 Tennessee Gas Pipeline Company Clam shell type Y-joint
US5433073A (en) * 1992-03-10 1995-07-18 Institut Francais Du Petrole Exhaust line with catalyst for two-stroke internal-combustion engines
US5301764A (en) * 1992-04-13 1994-04-12 Gardner Conrad O Hybrid motor vehicle having an electric motor and utilizing an internal combustion engine for fast charge during cruise mode off condition
US5346031A (en) * 1992-04-13 1994-09-13 Gardner Conrad O Hybrid motor vehicle having an electric motor and utilizing an internal combustion engine for fast charge during cruise mode off condition
US7290627B1 (en) 1992-04-13 2007-11-06 Conrad Oliver Gardner Extended range motor vehicle having ambient pollutant processing
US5946908A (en) * 1996-01-17 1999-09-07 Yamaha Hatsudoki Kabushiki Kaisha Engine control and wall temperature sensor
US20070143007A1 (en) * 2005-12-20 2007-06-21 Caterpillar Inc. Exhaust control system implementing fuel quality detection
US7522994B2 (en) 2005-12-20 2009-04-21 Caterpillar Inc. Exhaust control system implementing fuel quality detection
US20090312934A1 (en) * 2006-10-04 2009-12-17 Continental Automotive Gmbh Method for Operating a Combustion Machine, Device for Obtaining Thermal Energy, and Motor Vehicle
US8116960B2 (en) * 2006-10-04 2012-02-14 Continental Automotive Gmbh Method for operating a combustion machine, device for obtaining thermal energy, and motor vehicle
US20110314794A1 (en) * 2009-03-05 2011-12-29 Mack Trucks, Inc. Diesel engine system and method and apparatus for handling diesel engine exhaust
US10145283B2 (en) * 2009-03-05 2018-12-04 Volvo Lastvagnar Ab Diesel engine system and method and apparatus for handling diesel engine exhaust

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Publication number Publication date
US3788284A (en) 1974-01-29

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Legal Events

Date Code Title Description
RR Request for reexamination filed

Effective date: 19830602

B1 Reexamination certificate first reexamination