軌道保守(6)

[VI-786] Improvement of movable set-off equipment

〇Shinya Nakamura¹, Yojiro Ando¹, Yuichiro Hori¹ (1.East Japan Railway Company)

Keywords:movable set-off equipment, e-clip fastening , track supporting spring constant , synthetic sleeper , under-sleeper pads, urethane