| 摘要 |
A brake block of a railway rolling stock comprises a frame, a clip and a friction weight connected to the frame. In addition, the length of the longitudinal part of cross-shaped hole of frame makes at least the length of clip development, and the width of the longitudinal part of cross-shaped hole of frame makes at least the width of clip that is made of a material such as a plate obtained at making the cross-shaped opening in the frame. |
