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| Number | Title | Issue Date |
| 7246794 | Carburetor throttle valve control system A carburetor valve control system for stabilizing engine warm-up operating conditions by automatically controlling the degree of opening of a throttle valve so as to be larger than a normal degree of opening for idling, without carrying out a special operation of ap... | 07/24/2007 |
| 7021284 | Method and apparatus for minimizing engine air tip-in noise A method for throttle progression control to minimize tip-in noise of an internal combustion engine by allowing the engine to receive only the required air for the commanded engine acceleration. The method comprises the steps of a) providing an electronically contro... | 04/04/2006 |
| 6839619 | System for controlling a fueling governor for an internal combustion engine A system for controlling a fueling governor for an internal combustion engine includes a fueling governor responsive to a throttle command value and current engine speed to produce a fueling signal for supplying fuel to the engine. The governor defines a droop value... | 01/04/2005 |
| 4971004 | Deceleration enrichener system In an internal combustion engine having a fuel/air delivery system such as a carburetor (12) supplying a fuel/air mixture for combustion by the engine, a deceleration enrichener system includes a valve (10) operated by engine manifold vacuum (14) and enri... | 11/20/1990 |
| 4424876 | Pneumatic speed limiter for vehicles A speed limiting device for vehicles is described in which an actuator is responsive to a vehicle speed sensor to reduce air and fuel supplies to the vehicle engine when a predetermined vehicle speed is reached. The possibility of the vehicle driver overr... | 01/10/1984 |
| 4402288 | System for regulating the engine speed A system for regulating the engine speed so as to maintain the voltage between terminals of a battery at a constant value. A constant-voltage circuit is connected at a terminal of the battery for supplying a constant voltage. A comparator is provided for ... | 09/06/1983 |
| 3982507 | Afterburning prevention device for an internal combustion engine A three-valve prechamber internal combustion engine is provided with a conduit through which atmospheric air may be drawn into the intake passage leading to the prechamber. A solenoid valve in the conduit is opened during deceleration of the engine to lea... | 09/28/1976 |
| 3957022 | Carburetor deceleration emission control A four barrel carburetor is provided with apparatus that operates automatically during predetermined engine deceleration operating conditions to crack open the secondary induction passage throttle valve to supply a quantity of fuel and air to the engine t... | 05/18/1976 |
