| 摘要 |
<p>PROBLEM TO BE SOLVED: To provide an external vibrator of small noise, capable of enhancing fluidity of an inside filler, for changing a state of the filler by imparting vibration from an external part to the fluid filler such as concrete placed in a form.SOLUTION: The present invention comprises a vibration generating source 1 for generating rotational vibration and a vibration transmission plate 5 for transmitting the vibration from the vibration generating source 1, and is constituted by connecting the vibration generating source 1 and the vibration transmission plate 5 via vibration direction conversion means 3 for converting the rotational vibration generated by the vibration generating source 1 into linear vibration in the vibration transmission plate direction.</p> |
