| 摘要 |
<P>PROBLEM TO BE SOLVED: To use a simple structure to excellently cool an ultrasonic sensor. <P>SOLUTION: A cooling device comprises: an ultrasonic sensor 4 which applies supersonic waves to a high-temperature body 1 to be checked in order to check a deterioration level; and a self-oscillating heat pipe 6 which cools the ultrasonic sensor 4. <P>COPYRIGHT: (C)2012,JPO&INPIT |
