| 摘要 |
PROBLEM TO BE SOLVED: To effectively recover a foreign matter or the like sandwiched between fuel rods in a short time. SOLUTION: The narrow part pick-up tool remotely recovers a foreign matter interposed between a plurality of fuel rods 2 under water. Here, a tool body 10 is moved and operated via an operating member at a predetermined position in a nuclear reactor. The body 10 has an engaging part 11 for engaging the member, a clipping implement 14 provided at the part 11 and inserted between a plurality of the rods 2 to clip the matter, and a driving means 18 for driving the implement 14.
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