| 摘要 |
PROBLEM TO BE SOLVED: To make driving into hard soil possible by attaching a reinforcement metal fitting to the tip of a plastic pile. SOLUTION: A screw part is provided at a reinforcement metal fitting 2, and with the reinforcement metal fitting 2 connected to a plastic pile 1 through the screw part, the plastic pile equipped with the reinforcement metal fitting is formed. The reinforcement metal fitting 2 may be connected to the plastic pile 1 by means of insert molding. Furthermore, the reinforcement metal fitting 2 may be connected to the plastic pile 1 by means of outsert molding. Thereby, the plastic pile equipped with reinforcement metal fitting can be driven even into hard soil.
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