| 摘要 |
The pad (1) has a rail seat portion (2) for receiving a foot of a railway rail, the rail seat portion (2) being provided on at least one major face (4A, 4B) thereof with a plurality of protrusions (5) which are unevenly distributed across the face of the rail seat portion (2) such that the ratio of the area of the face occupied by the protrusions (5) to the area of the face free of protrusions (5) is greater in an edge region (6a, 6b) of the rail seat portion (2) than in a central region (7) of the rail seat portion (2), the edge region (6a, 6b) being adjacent to one edge of the pad (1) and the central region (7) being adjacent to the edge region (6a, 6b). The protrusions (5) are studs of the same size. |
