Patents
Sitemap › F02 - Combustion engines; Hot-gas or combustion-product engine plants › F02M - Supplying combustion engines in general with combustible mixtures or constituents thereof › F02M 23 - Apparatus for adding secondary air to fuel-air mixture
Patents for F02M 23 - Apparatus for adding secondary air to fuel-air mixture (1,389)
12/1982
12/21/1982US4364365 Fuel vaporizer for internal combustion engine
12/14/1982US4363308 Fuel injection apparatus
12/07/1982US4363097 Electronic type engine control method
12/07/1982US4362143 Exhaust gas suppressor
11/1982
11/30/1982US4361127 Intake vacuum control device for internal combustion engine
11/30/1982US4361126 Fuel injection valve
10/1982
10/26/1982US4355623 Air inlet fuel saver device for internal combustion engines
10/05/1982US4352346 Electronic control system for a carburetor
09/1982
09/28/1982US4351298 Internal combustion engine and intermediate flange member for such an engine
09/28/1982CA1132414A1 Carburetor air control device
09/14/1982US4349006 Suction mixture control system for vehicle engines
09/14/1982US4349005 Suction mixture control system for vehicle engines
08/1982
08/31/1982US4347068 Admission device for an inlet manifold of an internal combustion engine
08/24/1982US4345574 Secondary air feeder for an internal combustion engine
08/24/1982US4345573 Blow-gas treating and controlling system
08/24/1982CA1130154A1 Engine exhaust gas recirculation system
08/24/1982CA1130153A1 Fuel control device for fuel injection system for internal combustion engine
08/17/1982US4344406 Fuel saver
08/10/1982CA1129284A1 Fluid injection system and method for an internal combustion engine
07/1982
07/13/1982CA1127483A1 Internal combustion engine with fuel injector
07/13/1982CA1127482A1 Exhaust gas recirculation system in compression-ignition internal combustion engine
07/06/1982US4337742 Idle air control apparatus for internal combustion engine
06/1982
06/29/1982US4337513 Electronic type engine control method and apparatus
06/29/1982CA1126598A1 Electronic control system for a carburetor
06/22/1982US4335699 Exhaust gas recirculation system
06/18/1982EP0045791A4 Water injection in internal combustion engines.
06/08/1982US4333441 Device for improving the fuel-gas air mixture and the operation of an internal combustion engine
06/01/1982US4332228 Fuel device for a gasoline engine
05/1982
05/25/1982US4331113 Device for selective combustion in a multi-cylinder engine
05/18/1982US4330492 Carburetor
05/18/1982US4329969 Direct air cooling device for the combustion chamber of the internal combustion engine in an automobile
05/18/1982US4329944 Excess air factor control device for an alcohol reformed gas engine
05/11/1982US4328774 Device for controlling negative pressure in suction pipe of internal combustion engine
04/1982
04/20/1982US4325349 Air valve for a fuel supply system
04/20/1982US4325348 Exhaust gas recirculation system for internal combustion engine
04/20/1982US4325347 Method of controlling fluid flow rate using on-off type electromagnetic valve
04/20/1982US4325341 Fuel control device for fuel injection system for internal combustion engine
04/13/1982CA1121676A1 Fuel saving
03/1982
03/24/1982EP0047776A1 A device for improving the fuel/gas air mixture and the operation of an internal combustion engine
03/09/1982CA1119491A1 Correction device for quantity of intake air of engine
03/02/1982CA1119064A1 Exhaust gas recirculation for engine
03/02/1982CA1119063A1 Modulating air control valve
02/1982
02/17/1982EP0045791A1 Water injection in internal combustion engines
02/02/1982US4313415 Exhaust gas recirculation system in compression-ignition internal combustion engine
01/1982
01/19/1982US4311129 Auxiliary air regulator for internal combustion engine
01/19/1982CA1116487A1 Internal combustion engine intake system having jet-producing nozzle in intake port
01/12/1982US4310141 Vacuum operated valve mechanism
01/05/1982US4309759 Electronic engine control apparatus
12/1981
12/29/1981US4307696 Electronic control system for air fuel ratio compensation in highlands
12/15/1981CA1114257A1 Exhaust gas recirculation for engine
12/15/1981CA1114256A1 Engine exhaust gas recirculation system
12/15/1981CA1114255A1 Internal combustion engine
12/01/1981US4303047 Double throttle valve carburator
12/01/1981CA1113321A1 Mixture forming assembly for closed loop air-fuel metering system
11/1981
11/17/1981US4300490 Air-fuel mixture ratio correcting system for carburetor
11/11/1981EP0039359A1 Mixing chamber for an intake manifold
11/10/1981CA1112125A1 Deceleration valve
11/03/1981US4297984 Air-fuel mixture control valve assembly
10/1981
10/13/1981US4294217 Electrically controlled fuel injection apparatus
10/07/1981EP0037038A1 Insertion in the intake manifold of an Otto engine provided with a carbureter for improving fuel atomisation and increasing turbulence of the air-fuel mixture
10/01/1981WO1981002764A1 A device for improving the fuel/gas air mixture and the operation of an internal combustion engine
09/1981
09/30/1981EP0036524A2 Carburetor for use in an internal combustion engine
09/22/1981US4290403 Method and apparatus for providing optimum fuel-to-air ratio for internal combustion engine
09/15/1981US4289104 Air-fuel mixture supplying device for internal combustion engines
09/15/1981US4289100 Apparatus for controlling rotation speed of engine
09/01/1981US4286561 Internal combustion engine intake system having jet-producing nozzle in intake port
08/1981
08/20/1981WO1981002327A1 Water injection in internal combustion engines
07/1981
07/28/1981US4280471 Control system for internal combustion engine
07/21/1981US4279236 Automotive fuel saving system
07/21/1981CA1105591A1 Electronic closed loop air-fuel ratio control system
07/14/1981US4278063 Internal combustion engine with an exhaust gas purifying system
06/1981
06/30/1981US4276237 Carburetor air control device
06/23/1981US4274384 Engine exhaust gas recirculation system
06/09/1981US4271802 Secondary intake gas control system for internal combustion engine
05/1981
05/27/1981EP0029057A1 Arrangement for additional air supply in the intake duct of a motor machine running on petrol
05/26/1981US4269153 Internal combustion engine with fuel injector
05/26/1981US4269029 Internal combustion engine with exhaust emission control system
05/19/1981CA1101284A1 Fuel vaporizer for internal combustion engine
05/05/1981US4265208 Closed loop air-fuel ratio controller with air bleed control
04/1981
04/22/1981EP0027108A1 Crankcase breather
04/21/1981US4262646 Controlled air supply for internal combustion engines
04/16/1981WO1981001032A1 Mixing chamber for an intake manifold
04/14/1981US4261317 Anti-after burn system for internal combustion engine
03/1981
03/31/1981US4258688 Time delay valve
03/31/1981CA1098397A1 Internal combustion engines
03/24/1981US4257362 Method and apparatus for varying the fuel ratio of an air-fuel mixture
03/24/1981US4257227 Secondary air controlling apparatus for internal combustion engines
03/24/1981CA1097997A2 Apparatus and system for controlling the air-fuel ratio supplied to a combustion engine
02/1981
02/17/1981US4250860 Internal combustion engine with exhaust emission control system
02/17/1981US4250707 Exhaust emission control system for internal combustion engines
02/11/1981EP0023837A1 Fuel saver for internal combustion engines
02/11/1981EP0023632A1 Method for controlling the amount of fuel supply for an engine
02/10/1981US4249505 Compensation system for quantity of intake air for an internal combustion engine
02/10/1981US4249503 Exhaust gas recirculation for engine
02/10/1981US4249490 Exhaust gas recirculation for engine
02/03/1981US4248197 Apparatus for reducing hydrocarbon emissions improving efficiency of vehicle internal combustion engines
01/1981
01/27/1981US4246752 Turbocharged engine control
01/20/1981US4245608 Idling control apparatus for internal combustion engine
01/13/1981US4244343 Thermostatic valve for compensating air fuel mixture for air temperature change
01/06/1981US4242998 Engine exhaust gas recirculation system
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