| Patents for F02D 33 - Non-electrical control of delivery of fuel or combustion-air, not otherwise provided for (1,784) |
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| 02/12/1980 | US4187813 Fuel supply device |
| 02/05/1980 | US4186706 Induction system for internal combustion engine |
| 01/15/1980 | US4183342 Fuel injection system for compression ignition (diesel) internal combustion engines |
| 01/15/1980 | US4183339 Electrostatic fuel atomizing apparatus for internal combustion engine |
| 01/15/1980 | US4183334 Fuel saving control system for internal combustion engines |
| 01/08/1980 | CA1069399A1 Opening device for carburetor throttle |
| 12/04/1979 | US4177224 Vehicle engines |
| 11/27/1979 | US4175527 Fuel supply system for engines |
| 11/13/1979 | US4173958 Carburetor |
| 11/13/1979 | CA1066028A1 Method of improving the operational capacity of three-way catalysts |
| 11/06/1979 | CA1065619A1 Hot-gas engine |
| 10/16/1979 | US4170971 Pneumatic pressure control valve assembly |
| 10/16/1979 | CA1064341A1 Air-fuel mixture control system for internal combustion engine |
| 07/24/1979 | US4161934 Apparatus to control the composition of the operating mixture of an internal combustion engine |
| 07/24/1979 | US4161933 Mixture control apparatus for internal combustion engines |
| 07/24/1979 | US4161926 Engine parameter modulation |
| 07/03/1979 | US4159701 System for controlling fuel supply in internal combustion engine |
| 05/22/1979 | US4155828 Oxygen sensor with a sintered reference source of oxygen |
| 05/01/1979 | US4152232 Automobile catalytic exhaust systems |
| 05/01/1979 | US4151820 Carburetion system for internal combustion motor |
| 05/01/1979 | CA1053518A1 Internal combustion engine with emission control |
| 04/24/1979 | US4150961 Air intake arrangement for internal combustion engines |
| 03/13/1979 | US4143631 Apparatus for regulating the composition of the operating mixture of an internal combustion engine |
| 02/06/1979 | US4137877 Electronic closed loop air-fuel ratio control system |
| 01/02/1979 | US4132198 Air-fuel mixture control system |
| 12/19/1978 | US4130100 Direct-injection spark-ignition engine |
| 11/21/1978 | US4126532 Oxygen sensor |
| 11/21/1978 | CA1042743A1 Fuel regulator for an internal combustion engine |
| 11/14/1978 | US4125090 Efficient operation of internal combustion engines by adjusting ratios of air and gaseous fuel |
| 11/07/1978 | US4123996 Internal combustion engines |
| 10/10/1978 | US4119512 Air-fuel ratio detecting apparatus |
| 09/19/1978 | US4114371 Internal combustion engine |
| 08/29/1978 | US4110417 Variable venturi type carburetor |
| 08/29/1978 | US4109623 Regulator for auxiliary air injection at the intake of internal combustion engines |
| 08/22/1978 | US4108126 Fuel feed device of an internal combustion engine |
| 08/01/1978 | US4104337 Mixture feed regulation device for an internal-combustion engine |
| 07/18/1978 | US4100741 Hot-gas engine |
| 07/11/1978 | US4099492 Mixture correction system during rapid acceleration in internal combustion engine with auxiliary combustion chamber |
| 07/04/1978 | US4098236 Device for supplying fuel to an internal combustion engine |
| 06/27/1978 | CA1033636A1 Carburation system for internal combustion engine |
| 06/20/1978 | US4096048 Ceramics |
| 05/16/1978 | US4089215 Air flow transducer |
| 05/09/1978 | US4088110 Engine idle control |
| 04/11/1978 | US4083183 Internal combustion engine for a vehicle |
| 03/07/1978 | US4077381 Gasoline engine fuel interrupter |
| 03/07/1978 | US4077368 Four-cycle reciprocating-piston internal combustion engine |
| 01/31/1978 | US4071585 Variable venturi type carburetor |
| 01/17/1978 | US4068637 Multicylinder internal combustion engine |
| 01/17/1978 | US4068473 Air-fuel mixture distribution system for multi-cylinder internal combustion engine |
| 12/20/1977 | US4063897 Solid electrolyte type air-fuel ratio detector |
| 11/22/1977 | US4059081 EVAP system-provided throttle valve control unit |
| 11/22/1977 | US4058978 Regulating device for metering a supplementary air quantity to improve combustion in combustion engines |
| 11/15/1977 | US4058100 Intake air flow rate measuring device for internal combustion engine |
| 11/01/1977 | US4056081 Internal combustion engine |
| 10/18/1977 | US4054116 Emergency fuel line closure |
| 08/09/1977 | US4040930 Oxygen sensor |
| 08/02/1977 | US4039637 Sprayers, internal combustion engines |
| 08/02/1977 | US4038957 Fuel control system for use in internal combustion engine |
| 07/26/1977 | US4038034 Air-fuel ratio sensing device for internal combustion engine |
| 07/26/1977 | US4037575 Altitude compensated fuel control system |
| 07/26/1977 | US4037406 Apparatus for the predetermined addition of secondary air for the optimum combustion of exhaust gases of internal combustion engines |
| 05/24/1977 | US4024706 Method of improving the operational capacity of three-way catalysts |
| 04/12/1977 | US4016852 Apparatus for preventing after-burning in internal combustion engine |
| 04/12/1977 | US4016851 Safety control method and device for limiting the temperature of a fluid to a given upper value |
| 04/05/1977 | US4015571 Fuel-air mixture controller for internal combustion engines |
| 04/05/1977 | US4015568 Intake manifold pressure regulator of internal combustion engine |
| 03/15/1977 | US4011848 Fuel filter and roll-over valve |
| 11/30/1976 | US3994267 Fuel injection system for mixture-compressing, externally ignited, stratified charge, internal combustion engines |
| 11/23/1976 | US3993033 Fuel quantity distributor for multicylinder combustion engine |
| 09/21/1976 | US3981286 Method and apparatus for forming and burning a fuel-air-mixture in an air-compressing piston internal combustion engine |
| 09/14/1976 | US3980060 Internal combustion engine |
| 08/31/1976 | US3977382 Fuel regulator |
| 08/03/1976 | US3972340 Tilt responsive shut-off valve |
| 07/13/1976 | US3969041 Shut-off valve for automotive fuel flow |
| 07/13/1976 | US3968896 Fuel tank |
| 07/06/1976 | US3967610 Cold starting devices |
| 06/15/1976 | US3963055 Self-sealing fuel line |
| 06/15/1976 | US3963005 Fuel supply system |
| 05/25/1976 | US3958547 Spring-loaded fuel storing device |
| 05/18/1976 | US3957072 Fluid flow control valve |
| 04/06/1976 | US3949025 Variable throat venturi apparatus for mixing and modulating liquid fuel and intake air to an internal combustion engine |
| 03/16/1976 | US3943899 Atmospheric pressure compensating means for an engine intake system |
| 03/09/1976 | US3942504 Fuel flow shut-off valve |
| 01/13/1976 | US3931710 Method and installation for the predetermined addition of secondary air for the optimum combustion of exhaust gases of internal combustion engines |