| 摘要 |
PROBLEM TO BE SOLVED: To provide a straining jig for safely and efficiently applying a predetermined straining force to a covering wire of a curing net even during working at a high altitude. SOLUTION: According to the structure of the straining jig 1 for the covering wire of the curing net, a long bolt 7 is screwed into a long nut 6 having a hook 5 at a distal end thereof, and a slide pipe 11 is fitted onto the long bolt 7, followed by arranging a hook ring 14 on which the covering wire 4 of the curing net 3 is hooked, on the slide pipe 11. COPYRIGHT: (C)2008,JPO&INPIT
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