| Patent Number |
Title Of Patent |
Date Issued |
| 4535739 |
System for preventing knocking in a combustion engine |
August 20, 1985 |
| A system is provided with a sensor for sensing the vibration of the engine, and control means responsive to an output of the sensor at a condition of knocking in the engine and for producing a knock signal. A control means is provided responsive to the knock signal for enriching the air- |
| 4527532 |
Fuel-vapor emission control system for an automotive engine |
July 9, 1985 |
| A fuel-vapor emission control system has a canister having a vacuum operated purge control valve, communicated with a float chamber of a carburetor and a fuel tank for purging fuel-vapor. A vacuum chamber of the vacuum operated purge control valve is communicated with a port provided |
| 4495579 |
Actuator control system for an engine idling speed governor |
January 22, 1985 |
| An actuator control system for an internal combustion engine idling speed governor mounted on a vehicle includes an actuator for actuating a throttle valve, an ignition switch for producing an ignition turning off signal, an engine speed signal generating circuit, an engine speed inc |
| 4475503 |
Engine speed control system |
October 9, 1984 |
| An engine idling speed control system for an internal combustion engine comprising an actuator for actuating a throttle valve for increasing and decreasing the idling speed, an engine speed signal generating circuit, an engine speed increasing signal generating circuit and an engine spee |
| 4447880 |
System for detecting the transient state of engine operation |
May 8, 1984 |
| A system for electronically detecting the transient state of engine operation of an internal combustion engine having a spark ignition system. A measuring circuit counts pulses having the pulse separation of the ignition timing of the spark ignition system and produces data output. A |
