| 摘要 |
PURPOSE: A multi-use pole for working a reactor core is provided to prevent a structural defect of the inside for reactor core by including an underwater camera and an illuminating device to the pole. CONSTITUTION: A ring part(12) is hung a latch of a sub-hoist. A cable reel(20,21) is supported by the ring part(12) and wound a cable(23,24). A plurality of supporting posts(30,40,50) forms a flame which passes through the cable(23,24) wounding the cable reel(20,21). A gate lift(10) elevates the plurality of supporting posts(30,40,50). A camera holder(62) having a camera(60), a plurality of illuminating device(61,61') and a tools(70,71) is fixed at the end of the supporting posts(30,40,50) which is elevated by the gate lift(10). A control box controls to the sub-hoist and the gate lift(10). A connecting holes(63) are formed at the camera holder(62). A tools is inserted into the connecting holes(62).
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