公开(公告)号：WO2019203992A1

公开(公告)日：2019-10-24

申请号：PCT/US2019/023831

申请日：2019-03-25

Applicant: AMSTED RAIL COMPANY, INC.

Inventor： TAYLOR, Jason ,  YOUNG, Kevin

IPC: B61F1/00 ,  B61F3/00 ,  B61F5/00

Abstract: An improved railway car axle has a generally hollow cylindrical elongated body. The axle includes a journal near either end adapted to receive a bearing, and a dust guard adjacent the journals. A wheel seat is adjacent the dust guard and is adapted to receive a railway wheel thereon. The axial center interior portion of the railway axle is generally hollow. The railway axle is comprised of a steel with specified alloy range, mechanical properties and is of specified internal and external dimensions to allow the axle to be formed in a forging operation and to be utilized in heavy haul railway freight car service.