| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide a power tool wherein the rotation of a motor is stopped when a switch trigger is pushed for a predetermined time to continuously rotate the motor. <P>SOLUTION: When the state where the trigger switch is pushed is continued for a predetermined time, a switching element constituting an inverter circuit is turned off to stop the operation of the motor. When the state where the trigger switch is not pushed is then recognized and the trigger switch is pushed again, the motor is operated. <P>COPYRIGHT: (C)2009,JPO&INPIT</p> |
