Patent ID: 6118186
Filing Date: 2000-09-12
Classification: H02P

Abstract:
A method of controlling the throttle setting of an engine, the engine including a throttle and an actuator, the engine operating at a speed in accordance with the setting of the throttle, the actuator, responsive to control signals applied thereto, controlling the setting of the throttle, the method comprising the steps of:selectively generating control signals to the actuator to selectively adjust the setting of the throttle; andinhibiting adjustment of the throttle setting until at least a predetermined time has elapsed since the last preceding adjustment to the throttle;wherein the actuator comprises a stepping motor including: a plurality of stator coils; a rotor having magnetic components; and an output shaft cooperating with the rotor, and mechanically coupled to the throttle; andthe step of generating control signals to said actuator to selectively adjust the setting of the throttle comprisies selectively effecting current paths through the stator coils.