| 摘要 |
<p>An improved rail expansion joint for use in railway track located at the end of long welded rails. The said rail expansion joint comprises a pair of identical rails (50, 52) without having any bent, a cast manganese steel chair (60), a mild steel bracket (55), said rails (50, 52) being rested on said cast manganese chair (60) and said mild steel bracket (55) being fastened so that said rails (50, 52) being positioned between said cast manganese chair (60) and mild steel bracket (55).</p> |
