| 摘要 |
PURPOSE:To guide simply and easily a fiber scope for observing an abnormal state and a flaw of the outer wall, etc. of a tank, to an optional place, by providing a guide use ring body. CONSTITUTION:Through-holes 6... are penetrated and provided at a prescribed pitch on a rail body 4, and a guide use ring body 5 is fitted into the through- hole concerned 6 so as to be orthogonal to the longitudinal direction of the rail body by seeing it as a plane, and formed by fixing its fitting part by welding, etc. When a head part 3 of a fiber scope 2 is inserted into the guide use ring bodies 5..., the head part 3 can be brought to an induction guidance by the rail body 4 by being held by the guide use ring bodies 5....
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