| 摘要 |
<p>Disclosed is an electric toothbrush comprising an electric toothbrush main body (1) having a holding portion (14), a brush member (2) having a brush (20), a motor (10) for moving the brush (20), an actuator (40) for turning the brush (20) by rotating the brush member (2) relative to the main body (1), an acceleration sensor (15) for sensing the posture of the main body (1), and a CPU (120) for controlling the actuator (40) based on the sensed posture so that the brush angle is at the predetermined optimal value.</p> |
