| 摘要 |
<P>PROBLEM TO BE SOLVED: To safely and easily introduce an automatic running device for maintenance work into a structure. <P>SOLUTION: Guiding means 2 is installed which guides the automatic running device in movement to a weld 13i of a steam generator 13 in a nuclear facility. Since the guiding means 2 is provided for the steam generator 13, worker's visit to a position of a maintenance part in the steam generator 13 is avoided. As a result, the automatic running device for maintenance work can be safely and easily introduced into the steam generator 13. <P>COPYRIGHT: (C)2012,JPO&INPIT |
