Patents
Patents for F02M 25 - Engine-pertinent apparatus for adding non-fuel substances or small quantities of secondary fuel to combustion-air, main fuel, or fuel-air mixture (28,324)
05/2000
05/10/2000EP0998630A1 Regulated linear purge solenoid valve
05/10/2000EP0998629A1 Regulated linear purge solenoid valve
05/09/2000US6059543 Pump appliance, in particular for a tank system of an internal combustion engine
05/09/2000US6059057 Catalyst temperature control apparatus for hybrid vehicle
05/09/2000US6058963 Vehicle refueling valve
05/09/2000US6058915 Multicylinder internal combustion engine with externally supplied ignition
05/09/2000US6058913 Emission control valve with integral filter
05/09/2000US6058906 Fuel/air ratio control for internal combustion engine
05/04/2000WO2000025014A1 Oxygen enrichment device for the combustion air of internal combustion engines
05/04/2000WO2000025011A1 Method and device for diagnosing exhaust gas recirculation of an internal combustion process
05/04/2000WO2000025006A1 Exhaust gas collector flange for an internal combustion engine
05/04/2000DE19858626C1 Exhaust gas flap mechanism has a shell body forming the flap acting as a concave limit to direct the gas flow into one or another outlet for a controlled outflow or backflow action
05/04/2000DE19849272A1 Diagnosis of exhaust gas return system for combustion process involves evaluating speed and/or shape of variation with which lambda number follows air/fuel ratio change
05/03/2000EP0997674A2 Two-stage fuel tank vapor recovery vent valve and method of making same
05/03/2000CN1052034C Method for reducing carbon deposit in low speed, high compression and self combustion IC engine
05/02/2000US6055968 Engine
05/02/2000US6055965 Control system for exhaust gas recirculation system in an internal combustion engine
05/02/2000US6055959 Engine supercharged in crankcase chamber
05/02/2000US6055810 Feedback control of direct injected engines by use of a smoke sensor
05/02/2000US6055808 Method and apparatus for reducing particulates and NOX emissions from diesel engines utilizing oxygen enriched combustion air
04/2000
04/27/2000WO2000023703A1 Apparatus for feeding a composition containing cerium dioxide into the combustion chamber of an internal combustion engine
04/27/2000WO2000023702A1 METHOD AND DEVICE FOR DESULFURIZING A NOx ACCUMULATING CATALYST SYSTEM
04/27/2000WO2000023694A2 Method for reducing nitrogen oxide in the exhaust gases of an internal combustion engine operated with a lean mixture
04/27/2000WO2000004989A3 Method and apparatus for enhancing the rate and efficiency of gas phase reactions
04/27/2000DE19950146A1 Airflow sensor calibration system, for use in reciprocating combustion engines, uses a condition sensor to measure the status of an EGR engine and compares this to the signal value of the airflow sensor to calibrate it
04/27/2000DE19946725A1 IC engine with cooled exhaust gas recirculation system for use with e.g. a highway truck has exhaust valve controlled according to map e.g. normal and high coolant temperature strategies
04/27/2000DE19938121A1 Evaporation fuel processing apparatus of internal combustion engine, has setting unit which shortens compulsive switching period when fuel temperature is high
04/27/2000DE19849256A1 Method and appliance for diagnosing exhaust gas recirculation system of IC engine monitors effect of controlled change in rate of recirculation on emission levels
04/26/2000EP0995029A1 Integrated engine intake manifold having a fuel vapor purge valve and an exhaust gas recirculation valve
04/26/2000EP0995020A1 A turbocharger and a method of installation of turbocharger
04/26/2000CN1251415A Proportional flow control-valve operated by rotary solenoid
04/25/2000US6053473 Valve apparatus
04/25/2000US6053472 Rotary solenoid operated proportional flow control valve
04/25/2000US6053154 Exhaust gas recycling arrangement with individual cylinder throttling
04/25/2000US6053151 Automotive evaporative emission leak detection system and module
04/25/2000US6053144 Diesel engine with a combustor which provides combustion products to reduce NOx production in a combustion chamber
04/25/2000US6053036 Fuel supply amount control system for internal combustion engines
04/20/2000DE19941865A1 Kaltstartverfahren für Dieselmotor mit variabler Ventilsteuerung Cold boot method for diesel engine with variable valve timing
04/20/2000DE19847875A1 De-sulfation of nitrogen oxide storage catalyst following lean-burn common-rail engine comprises checking for exhaustion of capacity and reliability-critical component defects, before initiation
04/20/2000DE19847874A1 Use of on-board diagnosis apparatus for monitoring nitrogen oxide absorption catalyst regeneration, includes examination of reliability-critical components on detection of anomalies
04/20/2000DE19847288A1 Exhaust gas return valve of valve and adjuster parts uses several single valves directing exhaust from main return to single channels connected to single intake channels for controlled exhaust flow.
04/20/2000DE19846182A1 Electrical indicator for position of a pneumatic switch has a conical extension to a sliding bar which operates an electrical switch
04/19/2000EP0994283A2 Rotary solenoid operated proportional flow control valve
04/19/2000EP0994247A2 Valve arrangement for the control of a recirculated exhaust gas flow
04/19/2000EP0993549A1 Turbocharging systems for internal combustion engines
04/19/2000CN1251155A Device for mounting exhaust gas reflux valve
04/18/2000US6050248 Exhaust gas recirculation valve powered by pressure from an oil pump that powers a hydraulically actuated fuel injector
04/18/2000US6050245 Canister vent valve having at least one sensor and single electric actuator operatively connected to a single electrical connector
04/18/2000US6050095 Turbocharger with integrated exhaust gas recirculation pump
04/18/2000US6050094 Supercharged internal combustion engine
04/16/2000CA2284334A1 Rotary solenoid operated proportional flow control valve
04/13/2000WO2000020744A1 Device for controlling exhaust gas recirculation in an internal combustion engine
04/13/2000WO2000020736A1 Flow-through controllable air charger
04/13/2000DE19909433C1 Motor vehicle internal combustion engine with exhaust gas recycling has module containing recycling valve and mixer connected t cylinder head by flanged coupling
04/13/2000DE19845879A1 Air induction system for internal combustion engine has switched flap on axle supported at pivot point on induction channel system outside switching flap surface, aligned with closed flap
04/12/2000EP0992663A2 Control system for supercharged engine
04/12/2000EP0991539A1 Fuel vapor management system for motor vehicles
04/12/2000EP0854973A4 Multi-stage combustion engine
04/12/2000EP0795078B1 Method for supplying vapour to the intake air of an internal combustion engine, and device therefor
04/11/2000US6048500 Method and apparatus for using hydroxyl to reduce pollutants in the exhaust gases from the combustion of a fuel
04/11/2000US6048288 Power train system for a vehicle and method for operating same
04/11/2000US6047692 Abnormality-diagnosing device for evaporation purge system and air-fuel ratio controller for internal combustion engine having the abnormality-diagnosing device incorporated therein
04/11/2000US6047690 Exhaust gas recirculation valve
04/11/2000US6047688 Method of determining the purge canister mass
04/11/2000US6047687 Canister
04/11/2000US6047543 Method and apparatus for enhancing the rate and efficiency of gas phase reactions
04/06/2000WO2000019083A1 Purge fuel flow rate determination method
04/06/2000WO2000019072A1 Method for controlling an internal combustion engine according to an exhaust gas pressure
04/06/2000WO2000001930A3 Injector egr valve and system
04/06/2000DE19845525A1 System for controlling lift of solenoid regulator pref. for exhaust air feedback to suction side with IC engine and correction element computes corrected command variable from regulator position and variable from engine parameters
04/05/2000EP0990826A1 Control valve unit
04/05/2000CN2372466Y Oxygen-enriched air smoke remover
04/05/2000CN1249800A Exhaust gas recirculation system employing turbocharger incorporating integral pump, control valve and mixer
04/05/2000CN1249799A Device for controlling IC engine with controlled ignition and direct injection
04/04/2000US6044831 Fuel vapor feed controlling apparatus for lean burn type internal combustion engine
04/04/2000US6044829 Heating arrangement
04/04/2000US6044827 Exhaust gas recirculation arrangement
04/04/2000US6044826 Diagnostic device for monitoring an exhaust gas recirculation system of an internal combustion engine
04/04/2000US6044643 Engine control system and method
04/04/2000CA2059546C Device for inserting rare earth particles into a combustion chamber
03/2000
03/30/2000DE19943132A1 Airflow management system for IC engine has separating device inside inlet air system for separating specified part of inlet air into flows of oxygen-enriched and nitrogen-enriched air
03/30/2000DE19943131A1 Management system for IC engine has the air inlet with a separator to provide oxygen enriched air which is fed into the cylinders late in the combustion cycle
03/30/2000DE19940854A1 Engine control system has calculation unit to compute valve opening timing of inlet valve, based on computed air fuel ratio target
03/30/2000DE19906463C1 Supercharged internal combustion motor with an exhaust feedback has an additional outlet valve at the control valves for the cylinders to set the exhaust feedback for the most effective motor running
03/29/2000CN2371360Y 油水燃气发动机 Gas engine oil
03/29/2000CN1248670A Diesel-hydrogen fuel internal combustion engine application system
03/28/2000US6041764 Exhaust circulation control valve for automotive engines
03/28/2000US6041761 Evaporative emission control system for internal combustion engines
03/28/2000US6041755 Apparatus and method for reducing torque fluctuation for lean burn combustion engine
03/28/2000US6041648 Method for avoiding misdetection in a diagnosis of a tank venting system for a motor vehicle
03/28/2000US6041602 Hydraulically-actuated exhaust gas recirculation system and turbocharger for engines
03/23/2000WO2000015956A1 Gaseous and liquid fuel injector
03/23/2000WO2000015951A1 Method to reduce diesel engine exhaust emissions
03/23/2000DE19842349A1 Exhaust gas feedback system in air suction channel system of internal combustion engine comprises exhaust gas feedback valve in conduit and exhaust gas distributor section downstream of feedback valve
03/22/2000EP0987428A2 Method of controlling fuel vapor canister purge flow and vapor management valve therefor
03/22/2000EP0987427A1 Device for recirculating an exhaust gas stream to the intake conduit of an engine
03/22/2000EP0987425A1 Control system for diesel engine
03/22/2000EP0987417A2 Method and apparatus for controlling intake airflow rate of an engine and method for controlling output
03/22/2000EP0986707A1 Valve device
03/22/2000EP0847492B1 Construction for maintaining assembled axial integrity of an electrically actuated valve