| 摘要 |
<P>PROBLEM TO BE SOLVED: To prevent heating to a rated value or more in a control device for driving an electric liquid pump even if foreign matter bites in. <P>SOLUTION: This invention executes a step (A3) of detecting a rotating speed of an electric motor, and a step (A4 to A8) of performing one or more times of processing for rotating the electric motor for a predetermined time after stopping the electric motor for the predetermined time when the detected rotating speed of the electric motor becomes a predetermined rotating speed or less. <P>COPYRIGHT: (C)2006,JPO&NCIPI |
