| 摘要 |
<p>In an ultrasonic motor having a periodically vibrating member vibrated periodically by the application of a high-frequency voltage and a moving body 11b moved by the periodic vibration of the periodically vibrating member, a node supporting/pressurising member 17, which supports a vibration node of the periodically vibrating member and presses the periodically vibrating member on the moving body 11b, or a fitted support member 22, which is fitted at the vibration node of the periodically vibrating member and increases the engagement strength with the periodically vibrating member, is provided, and further a guide member 24 for guiding the movement direction is preferably provided on the moving body 11b, and a movement regulating member 23 is preferably provided to regulate the movement direction of the moving body 11b together with the guide member 24. <IMAGE> <IMAGE></p> |
