| 摘要 |
<p>A railway line has switch-points in which rails are anchored by a base-plate (2) with a slide plate (1). The slide plate has a detent (7) which receives a spring locking pin (8), spring locking plate or similar, and an abutment (14) extending the width of the detent. The plate has a claw (6) extending around the rail end.</p> |
