| 摘要 |
<p>PROBLEM TO BE SOLVED: To provide a suspension tool for a segment capable of reducing the occurrence of cargo run-out of the segment.SOLUTION: A suspension tool for a segment suspends the segment by being installed in an injection hole of the segment, and is provided with a screw part having a spiral projection strip for threadedly engaging with the injection hole on an outer peripheral surface of a shaft part inserted into the injection hole, having a head part for supporting the shaft part on the upper side of the shaft part and movable in the axial direction of the injection hole by rotating the shaft part, and a connection part having a connection hole for inserting a suspending-holding connection material for suspending the segment to the upper side of the screw part, and the connection hole is provided in a gravity center position of the segment in a state of installing the suspension tool in the segment different between the gravity center position of the segment and an injection hole position.</p> |
