| 摘要 |
PROBLEM TO BE SOLVED: To provide a device and a method enabling machining or checking work to be carried out inside, particularly, a primary pipe of a pressurized-water reactor. SOLUTION: The maintenance device has a robot 2 for carrying out maintenance work in a maintenance region by using remote-controlled or programmed way. The robot 2 has a supporting part 2a connected to a clamp support 3, and the support is fixed to a means 4 of transporting the maintenance device 1 between an introductory region and the maintenance region. The clamp support 3 is equipped with clamping shoes 11, 13a, 13b, and these shoes can move in approximately parallel and opposite directions so as to clamp the maintenance device 1 in the maintenance region. The transporting means 4 is configured in a carriage form formed with two motorized wheels. COPYRIGHT: (C)2004,JPO |
