| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide an electric vehicle capable of allowing a pedestrian to effectively and surely confirm the approach alarm sound of the electric vehicle, and also allowing the approach alarm sound of the electric vehicle to effectively carry to a pedestrian or the like in a traveling direction such as right and left turns of the vehicle. <P>SOLUTION: In the electric vehicle traveling by using an electric motor as a driving source or one of driving sources, ultrasonic parametric speakers 2a, 2b, 2c are provided on a vehicle front part side, ultrasonic of a kind according to vehicle speed is radiated from the ultrasonic parametric speakers by the output of a vehicle speed detecting part 6a, and ultrasonic is radiated toward the direction of steering wheel operation by the output of a steering wheel operating direction detecting part 6b. <P>COPYRIGHT: (C)2011,JPO&INPIT</p> |
