| 摘要 |
PROBLEM TO BE SOLVED: To solve the problem that various equipment and materials for fixing temporary frames such as a separator for fixing a thickness of concrete, metal fittings and the like are used for manufacturing a concrete product in a plant, and many elaborate hand works are required for setting and removing the temporary frames so that considerable manual labor is necessary. SOLUTION: For the purpose of simplifying the conventional work and raising precision, a box type temporary frame setting box part is prepared, and the temporary frame is set therein and fixed by a balloon.
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