20140331891 | RAILWAY WAGON BOGIE AND AXLE BOX RUBBER SPRING THEREOF - The present application provides an axle box rubber spring including an upper end plate, a lower end plate and a rubber member filled between the upper end plate and the lower end plate, wherein a surface, connected with the rubber member, of at least one of the upper end plate and the lower end plate is provided with a projection and a recess which are distributed alternately, and each of the projection and the recess is in a strip shape. Due to the projection and the recess which are distributed alternatively and both in a strip shape, the axle box rubber spring according to the present application has an increased rigidity, and a reliable positioning is ensured, and further the operating requirement of a heavy-haul railway wagon may be met. The present application further provides a railway wagon bogie having the axle box rubber spring. | 11-13-2014 |