| Patents for F02M 23 - Apparatus for adding secondary air to fuel-air mixture (1,389) |
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| 03/11/1986 | US4574764 Fuel vaporization method and apparatus |
| 02/27/1986 | WO1986001258A1 Fuel-economy and emission-control device for internal combustion engines |
| 02/26/1986 | EP0172180A1 Additional air supply device for carburators of internal combustion engines |
| 02/25/1986 | US4572149 Air/fuel ratio control system for an internal combustion engine |
| 02/25/1986 | US4572141 Method of controlling intake air quantity for internal combustion engines |
| 02/11/1986 | US4569318 Secondary intake air supply system for internal combustion engines |
| 02/04/1986 | US4567873 Air intake side secondary air supply system for an internal combustion engine |
| 12/31/1985 | US4561394 Air intake side secondary air supply system for an internal combustion engine |
| 12/24/1985 | US4559917 Air intake side secondary air supply system for an internal combustion engine equipped with exhaust gas recirculation system |
| 12/17/1985 | US4558682 Air intake side secondary air supply system for an internal combustion engine |
| 12/10/1985 | US4557242 Air/fuel ratio feedback control system for an internal combustion engine of a vehicle |
| 12/10/1985 | US4557241 Fuel injection means having air bleed means |
| 11/19/1985 | US4553521 Intake secondary air supply system for internal combustion engines |
| 10/08/1985 | US4545331 Auxiliary air supply apparatus for an internal combustion engine |
| 10/02/1985 | EP0156670A1 Carburation system for an engine |
| 09/17/1985 | US4541400 Air intake side secondary air supply system for an internal combustion engine |
| 08/29/1985 | WO1985003741A1 Additional air supply device for carburators of internal combustion engines |
| 08/06/1985 | US4532900 Deceleration control apparatus for a multi-cylinder internal combustion engine |
| 07/24/1985 | EP0149047A2 Secondary air device for internal combustion engines |
| 07/16/1985 | US4528949 Fluid injection apparatus for internal combustion engines |
| 05/28/1985 | US4519367 Carburetor |
| 04/23/1985 | US4512325 Emission control device |
| 03/12/1985 | US4503834 Feedback control system for supplying a fluid to an apparatus operable with the fluid |
| 03/12/1985 | US4503824 Method and apparatus for controlling air-fuel ratio in an internal combustion engine |
| 02/19/1985 | US4500475 Combination gas vaporizer-air filter |
| 02/19/1985 | US4500068 Air valve |
| 02/05/1985 | US4497437 Control device with a bimetallic element unilaterally fastened in a housing |
| 01/29/1985 | US4495922 Air/fuel ratio control system for an internal combustion engine |
| 01/23/1985 | EP0131600A1 Engine speed adaptive air bypass valve (dashpot) control |
| 01/09/1985 | EP0130181A1 Fuel-air control device |
| 01/08/1985 | US4492211 Air-to-fuel ratio control system for internal combustion engine |
| 12/19/1984 | EP0128299A1 Arrangement for introducing additional gas streams to the intake manifold of a fuel-air mixture compression internal-combustion engine |
| 12/11/1984 | US4487171 Internal combustion engine having diverter valve and separate passage for purging engine |
| 11/27/1984 | US4484441 For an internal combustion engine |
| 11/20/1984 | US4483309 Fuel-air control device |
| 11/20/1984 | US4483308 Air intake side secondary air supply system for an internal combustion engine equipped with exhaust gas recirculation control system |
| 11/20/1984 | US4483292 Immunoassay of ligands |
| 11/14/1984 | EP0125121A2 Flow controller |
| 11/06/1984 | US4480661 Air flow control valve means |
| 11/06/1984 | US4480606 Intake system of an internal combustion engine |
| 10/25/1984 | WO1984004134A1 Device for introducing additional gas flows in the intake channel of a mixture compression internal combustion engine |
| 10/16/1984 | US4476843 Apparatus for increasing the efficiency of carburetors for internal combustion engines |
| 10/16/1984 | US4476838 Exhaust gas suppressor |
| 10/02/1984 | US4474149 In an intake air bypass of an internal combustion engine |
| 08/28/1984 | US4467758 Split engine |
| 08/02/1984 | WO1984002956A1 Engine speed adaptive air bypass valve (dashpot) control |
| 08/01/1984 | EP0114449A1 A secondary air admission device |
| 07/31/1984 | US4462378 Control apparatus for an internal combustion engine having a carburetor |
| 07/05/1984 | WO1984002556A1 Fuel-air control device |
| 06/26/1984 | US4455981 Method and system for control of air-fuel ratio |
| 06/19/1984 | CA1169314A1 Internal combustion engine |
| 06/12/1984 | US4453514 Engine fuel mixture control apparatus |
| 05/22/1984 | US4449498 Idle-adjusting device for an internal combustion engine |
| 05/16/1984 | EP0108137A1 Device for improving fuel efficiency in internal combustion engines |
| 05/01/1984 | CA1166534A1 Economizer apparatus for internal combustion engines |
| 04/25/1984 | EP0106348A2 Method of air-fuel ratio control of internal combustion engines of automobiles |
| 04/24/1984 | US4444167 Air valve device for an internal combustion engine |
| 04/18/1984 | EP0105533A1 Homogenization and supply improvement device for carburetor engines |
| 03/27/1984 | US4438744 Idling rpm feedback control method for internal combustion engines |
| 03/06/1984 | US4434778 Air induction control device for internal combustion engine |
| 03/06/1984 | US4434766 Air assist device of fuel injection type internal combustion engine |
| 02/21/1984 | US4432332 Fuel economizer devices |
| 02/15/1984 | EP0100365A1 Air supplying device for internal combustion engine |
| 02/14/1984 | US4430982 Carburetor for an internal combustion engine |
| 02/07/1984 | US4429667 Fuel supply for a multi-cylinder internal combustion engine |
| 01/17/1984 | US4425887 Apparatus for regulating the idling rpm of an internal combustion engine |
| 01/11/1984 | EP0098057A2 Improved valve device for increasing the fuel economy and reducing the emissions from an internal combustion engine |
| 01/10/1984 | US4424790 Method of improving the efficiency of a supercharged diesel engine |
| 12/27/1983 | CA1159326A1 Fuel economiser devices |
| 11/24/1983 | WO1983004071A1 Device for improving fuel efficiency in internal combustion engines |
| 11/22/1983 | US4416231 Low speed air bleed absorption reducer oil saving device for carburetor |
| 11/16/1983 | EP0094002A1 Intake system for mixture-compressed spark-ignited multi-cylinder internal-combustion engines |
| 11/15/1983 | US4414924 Air jet unit |
| 10/11/1983 | CA1155015A1 Electronic controlled carburetor |
| 10/04/1983 | US4407243 Air/fuel ratio control system having function of controlling supply of secondary air into intake pipe of internal combustion engine |
| 09/20/1983 | US4404941 Electronic controlled carburetor |
| 09/06/1983 | US4402344 Adjusting device for controlling a flowthrough cross section |
| 08/23/1983 | US4399800 Device for improving fuel efficiency in internal combustion engine |
| 08/18/1983 | WO1983002801A1 Air supplying device for internal combustion engine |
| 08/16/1983 | CA1152186A1 Control apparatus for internal combustion engine of carburetor type |
| 08/09/1983 | US4397275 Idling speed control device of an internal combustion engine |
| 07/19/1983 | US4393855 Correcting device for the combustion of engines of vehicles during transitional phases of operation |
| 07/05/1983 | US4391240 Internal combustion engine |
| 05/03/1983 | US4381756 Gasoline economizing attachment device for internal combustion engines |
| 04/26/1983 | US4380985 Flow rate control system for fluid being supplied to an internal combustion engine, having initial position setting function for flow rate control valve actuator |
| 04/20/1983 | EP0077060A1 Intermediate flange for positioning between the carburettor and the intake manifold of a combustion engine |
| 04/05/1983 | US4378761 Fuel supply system for a multi-cylinder internal combustion engine |
| 03/29/1983 | US4378003 Internal combustion engine |
| 03/22/1983 | US4377150 Apparatus for assisting engine starting |
| 03/15/1983 | US4376427 Engine air/fuel ratio control system with both normal idling and idle up idling capability |
| 02/23/1983 | EP0072578A2 Air-to-fuel ratio control system for internal combustion engine |
| 02/22/1983 | US4374512 Internal combustion engine having provisions for heating the fuel-air mixture prior to injection into the cylinders |
| 02/15/1983 | US4373501 Fuel metering system for an internal combustion engine |
| 02/15/1983 | US4373500 Carburetor air injection system |
| 02/09/1983 | EP0071189A2 Gasoline economizing device for internal combustion engines |
| 02/08/1983 | US4373187 Corrective feedback technique for controlling air-fuel ratio for an internal combustion engine |
| 02/01/1983 | US4370960 Engine speed control system |
| 01/25/1983 | US4369755 Air control device |
| 01/18/1983 | US4368711 Apparatus and a method for operating an internal combustion engine |
| 01/04/1983 | US4366791 Combination of an air cleaner and a deceleration compensating air control valve |